//-------------------------------------------------------------------------- // test solution methods. void OsiCbcSolverInterfaceUnitTest(const std::string & mpsDir, const std::string & netlibDir) { { CoinRelFltEq eq; OsiCbcSolverInterface m; std::string fn = mpsDir+"exmip1"; m.readMps(fn.c_str(),"mps"); { OsiCbcSolverInterface im; OSIUNITTEST_ASSERT_ERROR(im.getNumCols() == 0, {}, "cbc", "default constructor"); OSIUNITTEST_ASSERT_ERROR(im.getModelPtr() != NULL, {}, "cbc", "default constructor"); } // Test copy constructor and assignment operator { OsiCbcSolverInterface lhs; { OsiCbcSolverInterface im(m); OsiCbcSolverInterface imC1(im); OSIUNITTEST_ASSERT_ERROR(imC1.getModelPtr() != im.getModelPtr(), {}, "cbc", "copy constructor"); OSIUNITTEST_ASSERT_ERROR(imC1.getNumCols() == im.getNumCols(), {}, "cbc", "copy constructor"); OSIUNITTEST_ASSERT_ERROR(imC1.getNumRows() == im.getNumRows(), {}, "cbc", "copy constructor"); OsiCbcSolverInterface imC2(im); OSIUNITTEST_ASSERT_ERROR(imC2.getModelPtr() != im.getModelPtr(), {}, "cbc", "copy constructor"); OSIUNITTEST_ASSERT_ERROR(imC2.getNumCols() == im.getNumCols(), {}, "cbc", "copy constructor"); OSIUNITTEST_ASSERT_ERROR(imC2.getNumRows() == im.getNumRows(), {}, "cbc", "copy constructor"); OSIUNITTEST_ASSERT_ERROR(imC1.getModelPtr() != imC2.getModelPtr(), {}, "cbc", "copy constructor"); lhs = imC2; } // Test that lhs has correct values even though rhs has gone out of scope OSIUNITTEST_ASSERT_ERROR(lhs.getModelPtr() != m.getModelPtr(), {}, "cbc", "assignment operator"); OSIUNITTEST_ASSERT_ERROR(lhs.getNumCols() == m.getNumCols(), {}, "cbc", "copy constructor"); OSIUNITTEST_ASSERT_ERROR(lhs.getNumRows() == m.getNumRows(), {}, "cbc", "copy constructor"); } // Test clone { OsiCbcSolverInterface cbcSi(m); OsiSolverInterface * siPtr = &cbcSi; OsiSolverInterface * siClone = siPtr->clone(); OsiCbcSolverInterface * cbcClone = dynamic_cast<OsiCbcSolverInterface*>(siClone); OSIUNITTEST_ASSERT_ERROR(cbcClone != NULL, {}, "cbc", "clone"); OSIUNITTEST_ASSERT_ERROR(cbcClone->getModelPtr() != cbcSi.getModelPtr(), {}, "cbc", "clone"); OSIUNITTEST_ASSERT_ERROR(cbcClone->getNumRows() == cbcSi.getNumRows(), {}, "cbc", "clone"); OSIUNITTEST_ASSERT_ERROR(cbcClone->getNumCols() == m.getNumCols(), {}, "cbc", "clone"); delete siClone; } // test infinity { OsiCbcSolverInterface si; OSIUNITTEST_ASSERT_ERROR(si.getInfinity() == OsiCbcInfinity, {}, "cbc", "infinity"); } // Test some catches if (!OsiCbcHasNDEBUG()) { OsiCbcSolverInterface solver; try { solver.setObjCoeff(0,0.0); OSIUNITTEST_ADD_OUTCOME("cbc", "setObjCoeff on empty model", "should throw exception", OsiUnitTest::TestOutcome::ERROR, false); } catch (CoinError e) { if (OsiUnitTest::verbosity >= 1) std::cout<<"Correct throw from setObjCoeff on empty model"<<std::endl; } std::string fn = mpsDir+"exmip1"; solver.readMps(fn.c_str(),"mps"); OSIUNITTEST_CATCH_ERROR(solver.setObjCoeff(0,0.0), {}, "cbc", "setObjCoeff on nonempty model"); try { int index[]={0,20}; double value[]={0.0,0.0,0.0,0.0}; solver.setColSetBounds(index,index+2,value); OSIUNITTEST_ADD_OUTCOME("cbc", "setColSetBounds on cols not in model", "should throw exception", OsiUnitTest::TestOutcome::ERROR, false); } catch (CoinError e) { if (OsiUnitTest::verbosity >= 1) std::cout<<"Correct throw from setObjCoeff on empty model"<<std::endl; } } { OsiCbcSolverInterface cbcSi(m); int nc = cbcSi.getNumCols(); int nr = cbcSi.getNumRows(); const double * cl = cbcSi.getColLower(); const double * cu = cbcSi.getColUpper(); const double * rl = cbcSi.getRowLower(); const double * ru = cbcSi.getRowUpper(); OSIUNITTEST_ASSERT_ERROR(nc == 8, return, "cbc", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(nr == 5, return, "cbc", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(cl[0],2.5), {}, "cbc", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(cl[1],0.0), {}, "cbc", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(cu[1],4.1), {}, "cbc", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(cu[2],1.0), {}, "cbc", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(rl[0],2.5), {}, "cbc", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(rl[4],3.0), {}, "cbc", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(ru[1],2.1), {}, "cbc", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(ru[4],15.), {}, "cbc", "read and copy exmip1"); const double * cs = cbcSi.getColSolution(); OSIUNITTEST_ASSERT_ERROR(eq(cs[0],2.5), {}, "cbc", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(cs[7],0.0), {}, "cbc", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(!eq(cl[3],1.2345), {}, "cbc", "set col lower"); cbcSi.setColLower( 3, 1.2345 ); OSIUNITTEST_ASSERT_ERROR( eq(cbcSi.getColLower()[3],1.2345), {}, "cbc", "set col lower"); OSIUNITTEST_ASSERT_ERROR(!eq(cbcSi.getColUpper()[4],10.2345), {}, "cbc", "set col upper"); cbcSi.setColUpper( 4, 10.2345 ); OSIUNITTEST_ASSERT_ERROR( eq(cbcSi.getColUpper()[4],10.2345), {}, "cbc", "set col upper"); // LH: Objective will depend on how underlying solver constructs and maintains initial solution double objValue = cbcSi.getObjValue(); OSIUNITTEST_ASSERT_ERROR(eq(objValue,3.5) || eq(objValue,10.5), {}, "cbc", "getObjValue() before solve"); OSIUNITTEST_ASSERT_ERROR(eq(cbcSi.getObjCoefficients()[0], 1.0), {}, "cbc", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(cbcSi.getObjCoefficients()[1], 0.0), {}, "cbc", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(cbcSi.getObjCoefficients()[2], 0.0), {}, "cbc", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(cbcSi.getObjCoefficients()[3], 0.0), {}, "cbc", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(cbcSi.getObjCoefficients()[4], 2.0), {}, "cbc", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(cbcSi.getObjCoefficients()[5], 0.0), {}, "cbc", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(cbcSi.getObjCoefficients()[6], 0.0), {}, "cbc", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(cbcSi.getObjCoefficients()[7],-1.0), {}, "cbc", "read and copy exmip1"); } // Test matrixByRow method { const OsiCbcSolverInterface si(m); const CoinPackedMatrix * smP = si.getMatrixByRow(); OSIUNITTEST_ASSERT_ERROR(smP->getMajorDim() == 5, return, "cbc", "getMatrixByRow: major dim"); OSIUNITTEST_ASSERT_ERROR(smP->getMinorDim() == 8, return, "cbc", "getMatrixByRow: major dim"); OSIUNITTEST_ASSERT_ERROR(smP->getNumElements() == 14, return, "cbc", "getMatrixByRow: num elements"); OSIUNITTEST_ASSERT_ERROR(smP->getSizeVectorStarts() == 6, return, "cbc", "getMatrixByRow: num elements"); #ifdef OSICBC_TEST_MTX_STRUCTURE CoinRelFltEq eq; const double * ev = smP->getElements(); OSIUNITTEST_ASSERT_ERROR(eq(ev[0], 3.0), {}, "cbc", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[1], 1.0), {}, "cbc", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[2], -2.0), {}, "cbc", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[3], -1.0), {}, "cbc", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[4], -1.0), {}, "cbc", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[5], 2.0), {}, "cbc", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[6], 1.1), {}, "cbc", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[7], 1.0), {}, "cbc", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[8], 1.0), {}, "cbc", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[9], 2.8), {}, "cbc", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[10], -1.2), {}, "cbc", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[11], 5.6), {}, "cbc", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[12], 1.0), {}, "cbc", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[13], 1.9), {}, "cbc", "getMatrixByRow: elements"); const int * mi = smP->getVectorStarts(); OSIUNITTEST_ASSERT_ERROR(mi[0] == 0, {}, "cbc", "getMatrixByRow: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[1] == 5, {}, "cbc", "getMatrixByRow: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[2] == 7, {}, "cbc", "getMatrixByRow: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[3] == 9, {}, "cbc", "getMatrixByRow: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[4] == 11, {}, "cbc", "getMatrixByRow: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[5] == 14, {}, "cbc", "getMatrixByRow: vector starts"); const int * ei = smP->getIndices(); OSIUNITTEST_ASSERT_ERROR(ei[ 0] == 0, {}, "cbc", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 1] == 1, {}, "cbc", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 2] == 3, {}, "cbc", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 3] == 4, {}, "cbc", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 4] == 7, {}, "cbc", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 5] == 1, {}, "cbc", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 6] == 2, {}, "cbc", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 7] == 2, {}, "cbc", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 8] == 5, {}, "cbc", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 9] == 3, {}, "cbc", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[10] == 6, {}, "cbc", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[11] == 0, {}, "cbc", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[12] == 4, {}, "cbc", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[13] == 7, {}, "cbc", "getMatrixByRow: indices"); #else // OSICBC_TEST_MTX_STRUCTURE CoinPackedMatrix exmip1Mtx ; exmip1Mtx.reverseOrderedCopyOf(BuildExmip1Mtx()) ; OSIUNITTEST_ASSERT_ERROR(exmip1Mtx.isEquivalent(*smP), {}, "cbc", "getMatrixByRow") ; #endif // OSICBC_TEST_MTX_STRUCTURE } // Test adding several cuts, and handling of a coefficient of infinity // in the constraint matrix. { OsiCbcSolverInterface fim; std::string fn = mpsDir+"exmip1"; fim.readMps(fn.c_str(),"mps"); // exmip1.mps has 2 integer variables with index 2 & 3 fim.initialSolve(); OsiRowCut cuts[3]; // Generate one ineffective cut plus two trivial cuts int c; int nc = fim.getNumCols(); int *inx = new int[nc]; for (c=0;c<nc;c++) inx[c]=c; double *el = new double[nc]; for (c=0;c<nc;c++) el[c]=1.0e-50+((double)c)*((double)c); cuts[0].setRow(nc,inx,el); cuts[0].setLb(-100.); cuts[0].setUb(500.); cuts[0].setEffectiveness(22); el[4]=0.0; // to get inf later for (c=2;c<4;c++) { el[0]=1.0; inx[0]=c; cuts[c-1].setRow(1,inx,el); cuts[c-1].setLb(1.); cuts[c-1].setUb(100.); cuts[c-1].setEffectiveness(c); } fim.writeMps("x1.mps"); fim.applyRowCuts(3,cuts); fim.writeMps("x2.mps"); // resolve - should get message about zero elements fim.resolve(); fim.writeMps("x3.mps"); // check integer solution const double * cs = fim.getColSolution(); CoinRelFltEq eq; OSIUNITTEST_ASSERT_ERROR(eq(cs[2], 1.0), {}, "cbc", "add cuts"); OSIUNITTEST_ASSERT_ERROR(eq(cs[3], 1.0), {}, "cbc", "add cuts"); // check will find invalid matrix el[0]=1.0/el[4]; inx[0]=0; cuts[0].setRow(nc,inx,el); cuts[0].setLb(-100.); cuts[0].setUb(500.); cuts[0].setEffectiveness(22); fim.applyRowCut(cuts[0]); // resolve - should get message about zero elements fim.resolve(); OSIUNITTEST_ASSERT_WARNING(fim.isAbandoned(), {}, "cbc", "add cuts"); delete[]el; delete[]inx; } // Test matrixByCol method { const OsiCbcSolverInterface si(m); const CoinPackedMatrix * smP = si.getMatrixByCol(); OSIUNITTEST_ASSERT_ERROR(smP->getMajorDim() == 8, return, "cbc", "getMatrixByCol: major dim"); OSIUNITTEST_ASSERT_ERROR(smP->getMinorDim() == 5, return, "cbc", "getMatrixByCol: minor dim"); OSIUNITTEST_ASSERT_ERROR(smP->getNumElements() == 14, return, "cbc", "getMatrixByCol: number of elements"); OSIUNITTEST_ASSERT_ERROR(smP->getSizeVectorStarts() == 9, return, "cbc", "getMatrixByCol: vector starts size"); #ifdef OSICBC_TEST_MTX_STRUCTURE CoinRelFltEq eq; const double * ev = smP->getElements(); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 0], 3.0), {}, "cbc", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 1], 5.6), {}, "cbc", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 2], 1.0), {}, "cbc", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 3], 2.0), {}, "cbc", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 4], 1.1), {}, "cbc", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 5], 1.0), {}, "cbc", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 6],-2.0), {}, "cbc", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 7], 2.8), {}, "cbc", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 8],-1.0), {}, "cbc", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 9], 1.0), {}, "cbc", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[10], 1.0), {}, "cbc", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[11],-1.2), {}, "cbc", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[12],-1.0), {}, "cbc", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[13], 1.9), {}, "cbc", "getMatrixByCol: elements"); const CoinBigIndex * mi = smP->getVectorStarts(); OSIUNITTEST_ASSERT_ERROR(mi[0] == 0, {}, "cbc", "getMatrixByCol: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[1] == 2, {}, "cbc", "getMatrixByCol: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[2] == 4, {}, "cbc", "getMatrixByCol: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[3] == 6, {}, "cbc", "getMatrixByCol: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[4] == 8, {}, "cbc", "getMatrixByCol: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[5] == 10, {}, "cbc", "getMatrixByCol: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[6] == 11, {}, "cbc", "getMatrixByCol: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[7] == 12, {}, "cbc", "getMatrixByCol: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[8] == 14, {}, "cbc", "getMatrixByCol: vector starts"); const int * ei = smP->getIndices(); OSIUNITTEST_ASSERT_ERROR(ei[ 0] == 0, {}, "cbc", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 1] == 4, {}, "cbc", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 2] == 0, {}, "cbc", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 3] == 1, {}, "cbc", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 4] == 1, {}, "cbc", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 5] == 2, {}, "cbc", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 6] == 0, {}, "cbc", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 7] == 3, {}, "cbc", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 8] == 0, {}, "cbc", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 9] == 4, {}, "cbc", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[10] == 2, {}, "cbc", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[11] == 3, {}, "cbc", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[12] == 0, {}, "cbc", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[13] == 4, {}, "cbc", "getMatrixByCol: indices"); #else // OSICBC_TEST_MTX_STRUCTURE CoinPackedMatrix &exmip1Mtx = BuildExmip1Mtx() ; OSIUNITTEST_ASSERT_ERROR(exmip1Mtx.isEquivalent(*smP), {}, "cbc", "getMatrixByCol"); #endif // OSICBC_TEST_MTX_STRUCTURE } //-------------- // Test rowsense, rhs, rowrange, matrixByRow, solver assignment { OsiCbcSolverInterface lhs; { OsiCbcSolverInterface siC1(m); const char * siC1rs = siC1.getRowSense(); OSIUNITTEST_ASSERT_ERROR(siC1rs[0] == 'G', {}, "cbc", "row sense"); OSIUNITTEST_ASSERT_ERROR(siC1rs[1] == 'L', {}, "cbc", "row sense"); OSIUNITTEST_ASSERT_ERROR(siC1rs[2] == 'E', {}, "cbc", "row sense"); OSIUNITTEST_ASSERT_ERROR(siC1rs[3] == 'R', {}, "cbc", "row sense"); OSIUNITTEST_ASSERT_ERROR(siC1rs[4] == 'R', {}, "cbc", "row sense"); const double * siC1rhs = siC1.getRightHandSide(); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[0],2.5), {}, "cbc", "right hand side"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[1],2.1), {}, "cbc", "right hand side"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[2],4.0), {}, "cbc", "right hand side"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[3],5.0), {}, "cbc", "right hand side"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[4],15.), {}, "cbc", "right hand side"); const double * siC1rr = siC1.getRowRange(); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[0],0.0), {}, "cbc", "row range"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[1],0.0), {}, "cbc", "row range"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[2],0.0), {}, "cbc", "row range"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[3],5.0-1.8), {}, "cbc", "row range"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[4],15.0-3.0), {}, "cbc", "row range"); const CoinPackedMatrix * siC1mbr = siC1.getMatrixByRow(); OSIUNITTEST_ASSERT_ERROR(siC1mbr != NULL, {}, "cbc", "matrix by row"); OSIUNITTEST_ASSERT_ERROR(siC1mbr->getMajorDim() == 5, return, "cbc", "matrix by row: major dim"); OSIUNITTEST_ASSERT_ERROR(siC1mbr->getMinorDim() == 8, return, "cbc", "matrix by row: major dim"); OSIUNITTEST_ASSERT_ERROR(siC1mbr->getNumElements() == 14, return, "cbc", "matrix by row: num elements"); OSIUNITTEST_ASSERT_ERROR(siC1mbr->getSizeVectorStarts() == 6, return, "cbc", "matrix by row: num elements"); #ifdef OSICBC_TEST_MTX_STRUCTURE const double * ev = siC1mbr->getElements(); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 0], 3.0), {}, "cbc", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 1], 1.0), {}, "cbc", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 2],-2.0), {}, "cbc", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 3],-1.0), {}, "cbc", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 4],-1.0), {}, "cbc", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 5], 2.0), {}, "cbc", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 6], 1.1), {}, "cbc", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 7], 1.0), {}, "cbc", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 8], 1.0), {}, "cbc", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 9], 2.8), {}, "cbc", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[10],-1.2), {}, "cbc", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[11], 5.6), {}, "cbc", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[12], 1.0), {}, "cbc", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[13], 1.9), {}, "cbc", "matrix by row: elements"); const CoinBigIndex * mi = siC1mbr->getVectorStarts(); OSIUNITTEST_ASSERT_ERROR(mi[0] == 0, {}, "cbc", "matrix by row: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[1] == 5, {}, "cbc", "matrix by row: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[2] == 7, {}, "cbc", "matrix by row: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[3] == 9, {}, "cbc", "matrix by row: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[4] == 11, {}, "cbc", "matrix by row: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[5] == 14, {}, "cbc", "matrix by row: vector starts"); const int * ei = siC1mbr->getIndices(); OSIUNITTEST_ASSERT_ERROR(ei[ 0] == 0, {}, "cbc", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 1] == 1, {}, "cbc", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 2] == 3, {}, "cbc", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 3] == 4, {}, "cbc", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 4] == 7, {}, "cbc", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 5] == 1, {}, "cbc", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 6] == 2, {}, "cbc", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 7] == 2, {}, "cbc", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 8] == 5, {}, "cbc", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 9] == 3, {}, "cbc", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[10] == 6, {}, "cbc", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[11] == 0, {}, "cbc", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[12] == 4, {}, "cbc", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[13] == 7, {}, "cbc", "matrix by row: indices"); #else // OSICBC_TEST_MTX_STRUCTURE CoinPackedMatrix exmip1Mtx ; exmip1Mtx.reverseOrderedCopyOf(BuildExmip1Mtx()) ; OSIUNITTEST_ASSERT_ERROR(exmip1Mtx.isEquivalent(*siC1mbr), {}, "cbc", "matrix by row"); #endif // OSICBC_TEST_MTX_STRUCTURE OSIUNITTEST_ASSERT_WARNING(siC1rs == siC1.getRowSense(), {}, "cbc", "row sense"); OSIUNITTEST_ASSERT_WARNING(siC1rhs == siC1.getRightHandSide(), {}, "cbc", "right hand side"); OSIUNITTEST_ASSERT_WARNING(siC1rr == siC1.getRowRange(), {}, "cbc", "row range"); // Change CBC Model by adding free row OsiRowCut rc; rc.setLb(-COIN_DBL_MAX); rc.setUb( COIN_DBL_MAX); OsiCuts cuts; cuts.insert(rc); siC1.applyCuts(cuts); siC1rs = siC1.getRowSense(); OSIUNITTEST_ASSERT_ERROR(siC1rs[0] == 'G', {}, "cbc", "row sense after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1rs[1] == 'L', {}, "cbc", "row sense after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1rs[2] == 'E', {}, "cbc", "row sense after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1rs[3] == 'R', {}, "cbc", "row sense after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1rs[4] == 'R', {}, "cbc", "row sense after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1rs[5] == 'N', {}, "cbc", "row sense after adding row"); siC1rhs = siC1.getRightHandSide(); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[0],2.5), {}, "cbc", "right hand side after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[1],2.1), {}, "cbc", "right hand side after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[2],4.0), {}, "cbc", "right hand side after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[3],5.0), {}, "cbc", "right hand side after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[4],15.), {}, "cbc", "right hand side after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[5],0.0), {}, "cbc", "right hand side after adding row"); siC1rr = siC1.getRowRange(); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[0],0.0), {}, "cbc", "row range after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[1],0.0), {}, "cbc", "row range after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[2],0.0), {}, "cbc", "row range after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[3],5.0-1.8), {}, "cbc", "row range after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[4],15.0-3.0), {}, "cbc", "row range after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[5],0.0), {}, "cbc", "row range after adding row"); lhs = siC1; } // Test that lhs has correct values even though siC1 has gone out of scope const char * lhsrs = lhs.getRowSense(); OSIUNITTEST_ASSERT_ERROR(lhsrs[0] == 'G', {}, "cbc", "row sense after assignment"); OSIUNITTEST_ASSERT_ERROR(lhsrs[1] == 'L', {}, "cbc", "row sense after assignment"); OSIUNITTEST_ASSERT_ERROR(lhsrs[2] == 'E', {}, "cbc", "row sense after assignment"); OSIUNITTEST_ASSERT_ERROR(lhsrs[3] == 'R', {}, "cbc", "row sense after assignment"); OSIUNITTEST_ASSERT_ERROR(lhsrs[4] == 'R', {}, "cbc", "row sense after assignment"); OSIUNITTEST_ASSERT_ERROR(lhsrs[5] == 'N', {}, "cbc", "row sense after assignment"); const double * lhsrhs = lhs.getRightHandSide(); OSIUNITTEST_ASSERT_ERROR(eq(lhsrhs[0],2.5), {}, "cbc", "right hand side after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrhs[1],2.1), {}, "cbc", "right hand side after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrhs[2],4.0), {}, "cbc", "right hand side after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrhs[3],5.0), {}, "cbc", "right hand side after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrhs[4],15.), {}, "cbc", "right hand side after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrhs[5],0.0), {}, "cbc", "right hand side after assignment"); const double *lhsrr = lhs.getRowRange(); OSIUNITTEST_ASSERT_ERROR(eq(lhsrr[0],0.0), {}, "cbc", "row range after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrr[1],0.0), {}, "cbc", "row range after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrr[2],0.0), {}, "cbc", "row range after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrr[3],5.0-1.8), {}, "cbc", "row range after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrr[4],15.0-3.0), {}, "cbc", "row range after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrr[5],0.0), {}, "cbc", "row range after assignment"); const CoinPackedMatrix * lhsmbr = lhs.getMatrixByRow(); OSIUNITTEST_ASSERT_ERROR(lhsmbr != NULL, {}, "cbc", "matrix by row after assignment"); OSIUNITTEST_ASSERT_ERROR(lhsmbr->getMajorDim() == 6, return, "cbc", "matrix by row after assignment: major dim"); OSIUNITTEST_ASSERT_ERROR(lhsmbr->getNumElements() == 14, return, "cbc", "matrix by row after assignment: num elements"); #ifdef OSICBC_TEST_MTX_STRUCTURE const double * ev = lhsmbr->getElements(); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 0], 3.0), {}, "cbc", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 1], 1.0), {}, "cbc", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 2],-2.0), {}, "cbc", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 3],-1.0), {}, "cbc", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 4],-1.0), {}, "cbc", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 5], 2.0), {}, "cbc", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 6], 1.1), {}, "cbc", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 7], 1.0), {}, "cbc", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 8], 1.0), {}, "cbc", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 9], 2.8), {}, "cbc", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[10],-1.2), {}, "cbc", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[11], 5.6), {}, "cbc", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[12], 1.0), {}, "cbc", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[13], 1.9), {}, "cbc", "matrix by row after assignment: elements"); const CoinBigIndex * mi = lhsmbr->getVectorStarts(); OSIUNITTEST_ASSERT_ERROR(mi[0] == 0, {}, "cbc", "matrix by row after assignment: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[1] == 5, {}, "cbc", "matrix by row after assignment: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[2] == 7, {}, "cbc", "matrix by row after assignment: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[3] == 9, {}, "cbc", "matrix by row after assignment: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[4] == 11, {}, "cbc", "matrix by row after assignment: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[5] == 14, {}, "cbc", "matrix by row after assignment: vector starts"); const int * ei = lhsmbr->getIndices(); OSIUNITTEST_ASSERT_ERROR(ei[ 0] == 0, {}, "cbc", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 1] == 1, {}, "cbc", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 2] == 3, {}, "cbc", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 3] == 4, {}, "cbc", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 4] == 7, {}, "cbc", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 5] == 1, {}, "cbc", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 6] == 2, {}, "cbc", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 7] == 2, {}, "cbc", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 8] == 5, {}, "cbc", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 9] == 3, {}, "cbc", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[10] == 6, {}, "cbc", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[11] == 0, {}, "cbc", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[12] == 4, {}, "cbc", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[13] == 7, {}, "cbc", "matrix by row after assignment: indices"); #else // OSICBC_TEST_MTX_STRUCTURE /* This admittedly looks bogus, but it's the equivalent operation on the matrix for inserting a cut of the form -Inf <= +Inf (i.e., a cut with no coefficients). */ CoinPackedMatrix exmip1Mtx ; exmip1Mtx.reverseOrderedCopyOf(BuildExmip1Mtx()) ; CoinPackedVector freeRow ; exmip1Mtx.appendRow(freeRow) ; OSIUNITTEST_ASSERT_ERROR(exmip1Mtx.isEquivalent(*lhsmbr), {}, "cbc", "matrix by row after assignment"); #endif // OSICBC_TEST_MTX_STRUCTURE } } // Test add/delete columns { OsiCbcSolverInterface m; std::string fn = mpsDir+"p0033"; m.readMps(fn.c_str(),"mps"); double inf = m.getInfinity(); CoinPackedVector c0; c0.insert(0, 4); c0.insert(1, 1); m.addCol(c0, 0, inf, 3); m.initialSolve(); double objValue = m.getObjValue(); CoinRelFltEq eq(1.0e-2); OSIUNITTEST_ASSERT_ERROR(eq(objValue,2520.57), {}, "cbc", "objvalue after adding col"); // Try deleting first column that's nonbasic at lower bound (0). int * d = new int[1]; CoinWarmStartBasis *cwsb = dynamic_cast<CoinWarmStartBasis *>(m.getWarmStart()) ; OSIUNITTEST_ASSERT_ERROR(cwsb != NULL, {}, "cbc", "get warmstart basis"); CoinWarmStartBasis::Status stati ; int iCol ; for (iCol = 0 ; iCol < cwsb->getNumStructural() ; iCol++) { stati = cwsb->getStructStatus(iCol) ; if (stati == CoinWarmStartBasis::atLowerBound) break ; } d[0]=iCol; m.deleteCols(1,d); delete [] d; delete cwsb; d=NULL; m.resolve(); objValue = m.getObjValue(); OSIUNITTEST_ASSERT_ERROR(eq(objValue,2520.57), {}, "clp", "objvalue after deleting first col"); // Try deleting column we added. If basic, go to initialSolve as deleting // basic variable trashes basis required for warm start. iCol = m.getNumCols()-1; cwsb = dynamic_cast<CoinWarmStartBasis *>(m.getWarmStart()) ; stati = cwsb->getStructStatus(iCol) ; delete cwsb; m.deleteCols(1,&iCol); if (stati == CoinWarmStartBasis::basic) { m.initialSolve() ; } else { m.resolve(); } objValue = m.getObjValue(); OSIUNITTEST_ASSERT_ERROR(eq(objValue,2520.57), {}, "clp", "objvalue after deleting added col"); } // Build a model { OsiCbcSolverInterface model; std::string fn = mpsDir+"p0033"; model.readMps(fn.c_str(),"mps"); // Point to data int numberRows = model.getNumRows(); const double * rowLower = model.getRowLower(); const double * rowUpper = model.getRowUpper(); int numberColumns = model.getNumCols(); const double * columnLower = model.getColLower(); const double * columnUpper = model.getColUpper(); const double * columnObjective = model.getObjCoefficients(); // get row copy CoinPackedMatrix rowCopy = *model.getMatrixByRow(); const int * column = rowCopy.getIndices(); const int * rowLength = rowCopy.getVectorLengths(); const CoinBigIndex * rowStart = rowCopy.getVectorStarts(); const double * element = rowCopy.getElements(); // solve model.initialSolve(); // Now build new model CoinModel build; // Row bounds int iRow; for (iRow=0;iRow<numberRows;iRow++) { build.setRowBounds(iRow,rowLower[iRow],rowUpper[iRow]); } // Column bounds and objective int iColumn; for (iColumn=0;iColumn<numberColumns;iColumn++) { build.setColumnLower(iColumn,columnLower[iColumn]); build.setColumnUpper(iColumn,columnUpper[iColumn]); build.setObjective(iColumn,columnObjective[iColumn]); } // Adds elements one by one by row (backwards by row) for (iRow=numberRows-1;iRow>=0;iRow--) { int start = rowStart[iRow]; for (int j=start;j<start+rowLength[iRow];j++) build(iRow,column[j],element[j]); } // Now create Model OsiCbcSolverInterface model2; model2.loadFromCoinModel(build); model2.initialSolve(); // Save - should be continuous model2.writeMps("continuous"); int * whichInteger = new int[numberColumns]; for (iColumn=0;iColumn<numberColumns;iColumn++) whichInteger[iColumn]=iColumn; // mark as integer model2.setInteger(whichInteger,numberColumns); delete [] whichInteger; // save - should be integer model2.writeMps("integer"); // Now do with strings attached // Save build to show how to go over rows CoinModel saveBuild = build; build = CoinModel(); // Column bounds for (iColumn=0;iColumn<numberColumns;iColumn++) { build.setColumnLower(iColumn,columnLower[iColumn]); build.setColumnUpper(iColumn,columnUpper[iColumn]); } // Objective - half the columns as is and half with multiplier of "1.0+multiplier" // Pick up from saveBuild (for no reason at all) for (iColumn=0;iColumn<numberColumns;iColumn++) { double value = saveBuild.objective(iColumn); if (iColumn*2<numberColumns) { build.setObjective(iColumn,columnObjective[iColumn]); } else { // create as string char temp[100]; sprintf(temp,"%g + abs(%g*multiplier)",value,value); build.setObjective(iColumn,temp); } } // It then adds rows one by one but for half the rows sets their values // with multiplier of "1.0+1.5*multiplier" for (iRow=0;iRow<numberRows;iRow++) { if (iRow*2<numberRows) { // add row in simple way int start = rowStart[iRow]; build.addRow(rowLength[iRow],column+start,element+start, rowLower[iRow],rowUpper[iRow]); } else { // As we have to add one by one let's get from saveBuild CoinModelLink triple=saveBuild.firstInRow(iRow); while (triple.column()>=0) { int iColumn = triple.column(); if (iColumn*2<numberColumns) { // just value as normal build(iRow,triple.column(),triple.value()); } else { // create as string char temp[100]; sprintf(temp,"%g + (1.5*%g*multiplier)",triple.value(), triple.value()); build(iRow,iColumn,temp); } triple=saveBuild.next(triple); } // but remember to do rhs build.setRowLower(iRow,rowLower[iRow]); build.setRowUpper(iRow,rowUpper[iRow]); } } // If small switch on error printing if (numberColumns<50) build.setLogLevel(1); // should fail as we never set multiplier OSIUNITTEST_ASSERT_ERROR(model2.loadFromCoinModel(build) != 0, {}, "cbc", "build model with missing multipliers"); build.associateElement("multiplier",0.0); OSIUNITTEST_ASSERT_ERROR(model2.loadFromCoinModel(build) == 0, {}, "cbc", "build model"); model2.initialSolve(); // It then loops with multiplier going from 0.0 to 2.0 in increments of 0.1 for (double multiplier=0.0;multiplier<2.0;multiplier+= 0.1) { build.associateElement("multiplier",multiplier); OSIUNITTEST_ASSERT_ERROR(model2.loadFromCoinModel(build,true) == 0, {}, "cbc", "build model with increasing multiplier"); model2.resolve(); } } // branch and bound { OsiCbcSolverInterface m; std::string fn = mpsDir+"p0033"; m.readMps(fn.c_str(),"mps"); m.initialSolve(); //m.messageHandler()->setLogLevel(0); m.getModelPtr()->messageHandler()->setLogLevel(0); m.branchAndBound(); } // branch and bound using CbcModel!!!!!!! { OsiCbcSolverInterface mm; OsiCbcSolverInterface m(&mm); std::string fn = mpsDir+"p0033"; m.readMps(fn.c_str(),"mps"); m.initialSolve(); m.branchAndBound(); } // Do common solverInterface testing { OsiCbcSolverInterface m; OsiSolverInterfaceCommonUnitTest(&m, mpsDir,netlibDir); } { OsiCbcSolverInterface mm; OsiCbcSolverInterface m(&mm); OsiSolverInterfaceCommonUnitTest(&m, mpsDir,netlibDir); } }
void OsiSpxSolverInterfaceUnitTest( const std::string & mpsDir, const std::string & netlibDir ) { // Test default constructor { OsiSpxSolverInterface m; OSIUNITTEST_ASSERT_ERROR(m.soplex_ != NULL, {}, "SoPlex", "default constructor"); OSIUNITTEST_ASSERT_ERROR(m.getNumCols() == 0, {}, "SoPlex", "default constructor"); OSIUNITTEST_ASSERT_ERROR(m.rowsense_ == NULL, {}, "SoPlex", "default constructor"); OSIUNITTEST_ASSERT_ERROR(m.rhs_ == NULL, {}, "SoPlex", "default constructor"); OSIUNITTEST_ASSERT_ERROR(m.rowrange_ == NULL, {}, "SoPlex", "default constructor"); OSIUNITTEST_ASSERT_ERROR(m.colsol_ == NULL, {}, "SoPlex", "default constructor"); OSIUNITTEST_ASSERT_ERROR(m.rowsol_ == NULL, {}, "SoPlex", "default constructor"); OSIUNITTEST_ASSERT_ERROR(m.matrixByRow_ == NULL, {}, "SoPlex", "default constructor"); OSIUNITTEST_ASSERT_ERROR(m.matrixByCol_ == NULL, {}, "SoPlex", "default constructor"); OSIUNITTEST_ASSERT_ERROR(m.getApplicationData() == NULL, {}, "SoPlex", "default constructor"); int i=2346; m.setApplicationData(&i); OSIUNITTEST_ASSERT_ERROR(*((int *)(m.getApplicationData())) == i, {}, "SoPlex", "set application data"); } { CoinRelFltEq eq; OsiSpxSolverInterface m; std::string fn = mpsDir+"exmip1"; m.readMps(fn.c_str(),"mps"); // int ad = 13579; // m.setApplicationData(&ad); // OSIUNITTEST_ASSERT_ERROR(*((int *)(m.getApplicationData())) == ad, {}, "SoPlex", "set application data"); { const CoinPackedMatrix * colCopy = m.getMatrixByCol(); OSIUNITTEST_ASSERT_ERROR(colCopy->getNumCols() == 8, {}, "SoPlex", "exmip1 matrix"); OSIUNITTEST_ASSERT_ERROR(colCopy->getMajorDim() == 8, {}, "SoPlex", "exmip1 matrix"); OSIUNITTEST_ASSERT_ERROR(colCopy->getNumRows() == 5, {}, "SoPlex", "exmip1 matrix"); OSIUNITTEST_ASSERT_ERROR(colCopy->getMinorDim() == 5, {}, "SoPlex", "exmip1 matrix"); OSIUNITTEST_ASSERT_ERROR(colCopy->getVectorLengths()[7] == 2, {}, "SoPlex", "exmip1 matrix"); CoinPackedMatrix revColCopy; revColCopy.reverseOrderedCopyOf(*colCopy); CoinPackedMatrix rev2ColCopy; rev2ColCopy.reverseOrderedCopyOf(revColCopy); OSIUNITTEST_ASSERT_ERROR(rev2ColCopy.getNumCols() == 8, {}, "SoPlex", "twice reverse matrix copy"); OSIUNITTEST_ASSERT_ERROR(rev2ColCopy.getMajorDim() == 8, {}, "SoPlex", "twice reverse matrix copy"); OSIUNITTEST_ASSERT_ERROR(rev2ColCopy.getNumRows() == 5, {}, "SoPlex", "twice reverse matrix copy"); OSIUNITTEST_ASSERT_ERROR(rev2ColCopy.getMinorDim() == 5, {}, "SoPlex", "twice reverse matrix copy"); OSIUNITTEST_ASSERT_ERROR(rev2ColCopy.getVectorLengths()[7] == 2, {}, "SoPlex", "twice reverse matrix copy"); } // Test copy constructor and assignment operator { OsiSpxSolverInterface lhs; { OsiSpxSolverInterface im(m); OsiSpxSolverInterface imC1(im); OsiSpxSolverInterface imC2(im); lhs = imC2; } // Test that lhs has correct values even though rhs has gone out of scope OSIUNITTEST_ASSERT_ERROR(lhs.getNumCols() == m.getNumCols(), {}, "SoPlex", "copy constructor"); OSIUNITTEST_ASSERT_ERROR(lhs.getNumRows() == m.getNumRows(), {}, "SoPlex", "copy constructor"); } // Test clone { OsiSpxSolverInterface soplexSi(m); OsiSolverInterface * siPtr = &soplexSi; OsiSolverInterface * siClone = siPtr->clone(); OsiSpxSolverInterface * soplexClone = dynamic_cast<OsiSpxSolverInterface*>(siClone); OSIUNITTEST_ASSERT_ERROR(soplexClone != NULL, {}, "SoPlex", "clone"); OSIUNITTEST_ASSERT_ERROR(soplexClone->getNumRows() == soplexSi.getNumRows(), {}, "SoPlex", "clone"); OSIUNITTEST_ASSERT_ERROR(soplexClone->getNumCols() == m.getNumCols(), {}, "SoPlex", "clone"); delete siClone; } // test infinity { OsiSpxSolverInterface si; OSIUNITTEST_ASSERT_ERROR(si.getInfinity() == soplex::infinity, {}, "SoPlex", "value for infinity"); } { OsiSpxSolverInterface soplexSi(m); int nc = soplexSi.getNumCols(); int nr = soplexSi.getNumRows(); const double * cl = soplexSi.getColLower(); const double * cu = soplexSi.getColUpper(); const double * rl = soplexSi.getRowLower(); const double * ru = soplexSi.getRowUpper(); OSIUNITTEST_ASSERT_ERROR(nc == 8, return, "SoPlex", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(nr == 5, return, "SoPlex", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(cl[0],2.5), {}, "SoPlex", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(cl[1],0.0), {}, "SoPlex", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(cu[1],4.1), {}, "SoPlex", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(cu[2],1.0), {}, "SoPlex", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(rl[0],2.5), {}, "SoPlex", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(rl[4],3.0), {}, "SoPlex", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(ru[1],2.1), {}, "SoPlex", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(ru[4],15.), {}, "SoPlex", "read and copy exmip1"); double newCs[8] = {1., 2., 3., 4., 5., 6., 7., 8.}; soplexSi.setColSolution(newCs); const double * cs = soplexSi.getColSolution(); OSIUNITTEST_ASSERT_ERROR(eq(cs[0],1.0), {}, "SoPlex", "set col solution"); OSIUNITTEST_ASSERT_ERROR(eq(cs[7],8.0), {}, "SoPlex", "set col solution"); { OsiSpxSolverInterface solnSi(soplexSi); const double * cs = solnSi.getColSolution(); OSIUNITTEST_ASSERT_ERROR(eq(cs[0],1.0), {}, "SoPlex", "set col solution and copy"); OSIUNITTEST_ASSERT_ERROR(eq(cs[7],8.0), {}, "SoPlex", "set col solution and copy"); } OSIUNITTEST_ASSERT_ERROR(!eq(cl[3],1.2345), {}, "SoPlex", "set col lower"); soplexSi.setColLower( 3, 1.2345 ); OSIUNITTEST_ASSERT_ERROR( eq(cl[3],1.2345), {}, "SoPlex", "set col lower"); OSIUNITTEST_ASSERT_ERROR(!eq(cu[4],10.2345), {}, "SoPlex", "set col upper"); soplexSi.setColUpper( 4, 10.2345 ); OSIUNITTEST_ASSERT_ERROR( eq(cu[4],10.2345), {}, "SoPlex", "set col upper"); OSIUNITTEST_ASSERT_ERROR(eq(soplexSi.getObjCoefficients()[0], 1.0), {}, "SoPlex", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(soplexSi.getObjCoefficients()[1], 0.0), {}, "SoPlex", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(soplexSi.getObjCoefficients()[2], 0.0), {}, "SoPlex", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(soplexSi.getObjCoefficients()[3], 0.0), {}, "SoPlex", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(soplexSi.getObjCoefficients()[4], 2.0), {}, "SoPlex", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(soplexSi.getObjCoefficients()[5], 0.0), {}, "SoPlex", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(soplexSi.getObjCoefficients()[6], 0.0), {}, "SoPlex", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(soplexSi.getObjCoefficients()[7],-1.0), {}, "SoPlex", "read and copy exmip1"); } // Test getMatrixByRow method { const OsiSpxSolverInterface si(m); const CoinPackedMatrix * smP = si.getMatrixByRow(); OSIUNITTEST_ASSERT_ERROR(smP->getMajorDim() == 5, return, "SoPlex", "getMatrixByRow: major dim"); OSIUNITTEST_ASSERT_ERROR(smP->getNumElements() == 14, return, "SoPlex", "getMatrixByRow: num elements"); CoinRelFltEq eq; const double * ev = smP->getElements(); OSIUNITTEST_ASSERT_ERROR(eq(ev[0], 3.0), {}, "SoPlex", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[1], 1.0), {}, "SoPlex", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[2], -2.0), {}, "SoPlex", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[3], -1.0), {}, "SoPlex", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[4], -1.0), {}, "SoPlex", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[5], 2.0), {}, "SoPlex", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[6], 1.1), {}, "SoPlex", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[7], 1.0), {}, "SoPlex", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[8], 1.0), {}, "SoPlex", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[9], 2.8), {}, "SoPlex", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[10], -1.2), {}, "SoPlex", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[11], 5.6), {}, "SoPlex", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[12], 1.0), {}, "SoPlex", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[13], 1.9), {}, "SoPlex", "getMatrixByRow: elements"); const int * mi = smP->getVectorStarts(); OSIUNITTEST_ASSERT_ERROR(mi[0] == 0, {}, "SoPlex", "getMatrixByRow: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[1] == 5, {}, "SoPlex", "getMatrixByRow: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[2] == 7, {}, "SoPlex", "getMatrixByRow: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[3] == 9, {}, "SoPlex", "getMatrixByRow: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[4] == 11, {}, "SoPlex", "getMatrixByRow: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[5] == 14, {}, "SoPlex", "getMatrixByRow: vector starts"); const int * ei = smP->getIndices(); OSIUNITTEST_ASSERT_ERROR(ei[ 0] == 0, {}, "SoPlex", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 1] == 1, {}, "SoPlex", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 2] == 3, {}, "SoPlex", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 3] == 4, {}, "SoPlex", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 4] == 7, {}, "SoPlex", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 5] == 1, {}, "SoPlex", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 6] == 2, {}, "SoPlex", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 7] == 2, {}, "SoPlex", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 8] == 5, {}, "SoPlex", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 9] == 3, {}, "SoPlex", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[10] == 6, {}, "SoPlex", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[11] == 0, {}, "SoPlex", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[12] == 4, {}, "SoPlex", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[13] == 7, {}, "SoPlex", "getMatrixByRow: indices"); } //-------------- // Test rowsense, rhs, rowrange, getMatrixByRow { OsiSpxSolverInterface lhs; { OsiSpxSolverInterface siC1(m); OSIUNITTEST_ASSERT_WARNING(siC1.rowrange_ == NULL, {}, "SoPlex", "row range"); OSIUNITTEST_ASSERT_WARNING(siC1.rowsense_ == NULL, {}, "SoPlex", "row sense"); OSIUNITTEST_ASSERT_WARNING(siC1.rhs_ == NULL, {}, "SoPlex", "right hand side"); OSIUNITTEST_ASSERT_WARNING(siC1.matrixByRow_ == NULL, {}, "SoPlex", "matrix by row"); OSIUNITTEST_ASSERT_WARNING(siC1.colsol_ == NULL, {}, "SoPlex", "col solution"); OSIUNITTEST_ASSERT_WARNING(siC1.rowsol_ == NULL, {}, "SoPlex", "row solution"); const char * siC1rs = siC1.getRowSense(); OSIUNITTEST_ASSERT_ERROR(siC1rs[0] == 'G', {}, "SoPlex", "row sense"); OSIUNITTEST_ASSERT_ERROR(siC1rs[1] == 'L', {}, "SoPlex", "row sense"); OSIUNITTEST_ASSERT_ERROR(siC1rs[2] == 'E', {}, "SoPlex", "row sense"); OSIUNITTEST_ASSERT_ERROR(siC1rs[3] == 'R', {}, "SoPlex", "row sense"); OSIUNITTEST_ASSERT_ERROR(siC1rs[4] == 'R', {}, "SoPlex", "row sense"); const double * siC1rhs = siC1.getRightHandSide(); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[0],2.5), {}, "SoPlex", "right hand side"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[1],2.1), {}, "SoPlex", "right hand side"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[2],4.0), {}, "SoPlex", "right hand side"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[3],5.0), {}, "SoPlex", "right hand side"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[4],15.), {}, "SoPlex", "right hand side"); const double * siC1rr = siC1.getRowRange(); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[0],0.0), {}, "SoPlex", "row range"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[1],0.0), {}, "SoPlex", "row range"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[2],0.0), {}, "SoPlex", "row range"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[3],5.0-1.8), {}, "SoPlex", "row range"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[4],15.0-3.0), {}, "SoPlex", "row range"); const CoinPackedMatrix * siC1mbr = siC1.getMatrixByRow(); OSIUNITTEST_ASSERT_ERROR(siC1mbr != NULL, {}, "SoPlex", "matrix by row"); OSIUNITTEST_ASSERT_ERROR(siC1mbr->getMajorDim() == 5, return, "SoPlex", "matrix by row: major dim"); OSIUNITTEST_ASSERT_ERROR(siC1mbr->getNumElements() == 14, return, "SoPlex", "matrix by row: num elements"); const double * ev = siC1mbr->getElements(); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 0], 3.0), {}, "SoPlex", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 1], 1.0), {}, "SoPlex", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 2],-2.0), {}, "SoPlex", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 3],-1.0), {}, "SoPlex", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 4],-1.0), {}, "SoPlex", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 5], 2.0), {}, "SoPlex", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 6], 1.1), {}, "SoPlex", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 7], 1.0), {}, "SoPlex", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 8], 1.0), {}, "SoPlex", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 9], 2.8), {}, "SoPlex", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[10],-1.2), {}, "SoPlex", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[11], 5.6), {}, "SoPlex", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[12], 1.0), {}, "SoPlex", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[13], 1.9), {}, "SoPlex", "matrix by row: elements"); const CoinBigIndex * mi = siC1mbr->getVectorStarts(); OSIUNITTEST_ASSERT_ERROR(mi[0] == 0, {}, "SoPlex", "matrix by row: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[1] == 5, {}, "SoPlex", "matrix by row: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[2] == 7, {}, "SoPlex", "matrix by row: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[3] == 9, {}, "SoPlex", "matrix by row: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[4] == 11, {}, "SoPlex", "matrix by row: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[5] == 14, {}, "SoPlex", "matrix by row: vector starts"); const int * ei = siC1mbr->getIndices(); OSIUNITTEST_ASSERT_ERROR(ei[ 0] == 0, {}, "SoPlex", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 1] == 1, {}, "SoPlex", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 2] == 3, {}, "SoPlex", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 3] == 4, {}, "SoPlex", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 4] == 7, {}, "SoPlex", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 5] == 1, {}, "SoPlex", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 6] == 2, {}, "SoPlex", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 7] == 2, {}, "SoPlex", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 8] == 5, {}, "SoPlex", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 9] == 3, {}, "SoPlex", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[10] == 6, {}, "SoPlex", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[11] == 0, {}, "SoPlex", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[12] == 4, {}, "SoPlex", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[13] == 7, {}, "SoPlex", "matrix by row: indices"); OSIUNITTEST_ASSERT_WARNING(siC1rs == siC1.getRowSense(), {}, "SoPlex", "row sense"); OSIUNITTEST_ASSERT_WARNING(siC1rhs == siC1.getRightHandSide(), {}, "SoPlex", "right hand side"); OSIUNITTEST_ASSERT_WARNING(siC1rr == siC1.getRowRange(), {}, "SoPlex", "row range"); // Change SOPLEX Model by adding free row OsiRowCut rc; rc.setLb(-COIN_DBL_MAX); rc.setUb( COIN_DBL_MAX); OsiCuts cuts; cuts.insert(rc); siC1.applyCuts(cuts); // Since model was changed, test that cached data is now freed. OSIUNITTEST_ASSERT_ERROR(siC1.rowrange_ == NULL, {}, "SoPlex", "free cached data after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1.rowsense_ == NULL, {}, "SoPlex", "free cached data after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1.rhs_ == NULL, {}, "SoPlex", "free cached data after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1.matrixByRow_ == NULL, {}, "SoPlex", "free cached data after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1.matrixByCol_ == NULL, {}, "SoPlex", "free cached data after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1.colsol_ == NULL, {}, "SoPlex", "free cached data after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1.rowsol_ == NULL, {}, "SoPlex", "free cached data after adding row"); siC1rs = siC1.getRowSense(); OSIUNITTEST_ASSERT_ERROR(siC1rs[0] == 'G', {}, "SoPlex", "row sense after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1rs[1] == 'L', {}, "SoPlex", "row sense after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1rs[2] == 'E', {}, "SoPlex", "row sense after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1rs[3] == 'R', {}, "SoPlex", "row sense after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1rs[4] == 'R', {}, "SoPlex", "row sense after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1rs[5] == 'N', {}, "SoPlex", "row sense after adding row"); siC1rhs = siC1.getRightHandSide(); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[0],2.5), {}, "SoPlex", "right hand side after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[1],2.1), {}, "SoPlex", "right hand side after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[2],4.0), {}, "SoPlex", "right hand side after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[3],5.0), {}, "SoPlex", "right hand side after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[4],15.), {}, "SoPlex", "right hand side after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[5],0.0), {}, "SoPlex", "right hand side after adding row"); siC1rr = siC1.getRowRange(); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[0],0.0), {}, "SoPlex", "row range after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[1],0.0), {}, "SoPlex", "row range after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[2],0.0), {}, "SoPlex", "row range after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[3],5.0-1.8), {}, "SoPlex", "row range after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[4],15.0-3.0), {}, "SoPlex", "row range after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[5],0.0), {}, "SoPlex", "row range after adding row"); lhs = siC1; } // Test that lhs has correct values even though siC1 has gone out of scope OSIUNITTEST_ASSERT_ERROR(lhs.rowrange_ == NULL, {}, "SoPlex", "freed origin after assignment"); OSIUNITTEST_ASSERT_ERROR(lhs.rowsense_ == NULL, {}, "SoPlex", "freed origin after assignment"); OSIUNITTEST_ASSERT_ERROR(lhs.rhs_ == NULL, {}, "SoPlex", "freed origin after assignment"); OSIUNITTEST_ASSERT_ERROR(lhs.matrixByRow_ == NULL, {}, "SoPlex", "freed origin after assignment"); OSIUNITTEST_ASSERT_ERROR(lhs.matrixByCol_ == NULL, {}, "SoPlex", "freed origin after assignment"); OSIUNITTEST_ASSERT_ERROR(lhs.colsol_ == NULL, {}, "SoPlex", "freed origin after assignment"); OSIUNITTEST_ASSERT_ERROR(lhs.rowsol_ == NULL, {}, "SoPlex", "freed origin after assignment"); const char * lhsrs = lhs.getRowSense(); OSIUNITTEST_ASSERT_ERROR(lhsrs[0] == 'G', {}, "SoPlex", "row sense after assignment"); OSIUNITTEST_ASSERT_ERROR(lhsrs[1] == 'L', {}, "SoPlex", "row sense after assignment"); OSIUNITTEST_ASSERT_ERROR(lhsrs[2] == 'E', {}, "SoPlex", "row sense after assignment"); OSIUNITTEST_ASSERT_ERROR(lhsrs[3] == 'R', {}, "SoPlex", "row sense after assignment"); OSIUNITTEST_ASSERT_ERROR(lhsrs[4] == 'R', {}, "SoPlex", "row sense after assignment"); OSIUNITTEST_ASSERT_ERROR(lhsrs[5] == 'N', {}, "SoPlex", "row sense after assignment"); const double * lhsrhs = lhs.getRightHandSide(); OSIUNITTEST_ASSERT_ERROR(eq(lhsrhs[0],2.5), {}, "SoPlex", "right hand side after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrhs[1],2.1), {}, "SoPlex", "right hand side after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrhs[2],4.0), {}, "SoPlex", "right hand side after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrhs[3],5.0), {}, "SoPlex", "right hand side after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrhs[4],15.), {}, "SoPlex", "right hand side after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrhs[5],0.0), {}, "SoPlex", "right hand side after assignment"); const double *lhsrr = lhs.getRowRange(); OSIUNITTEST_ASSERT_ERROR(eq(lhsrr[0],0.0), {}, "SoPlex", "row range after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrr[1],0.0), {}, "SoPlex", "row range after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrr[2],0.0), {}, "SoPlex", "row range after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrr[3],5.0-1.8), {}, "SoPlex", "row range after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrr[4],15.0-3.0), {}, "SoPlex", "row range after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrr[5],0.0), {}, "SoPlex", "row range after assignment"); const CoinPackedMatrix * lhsmbr = lhs.getMatrixByRow(); OSIUNITTEST_ASSERT_ERROR(lhsmbr != NULL, {}, "SoPlex", "matrix by row after assignment"); OSIUNITTEST_ASSERT_ERROR(lhsmbr->getMajorDim() == 6, return, "SoPlex", "matrix by row after assignment: major dim"); OSIUNITTEST_ASSERT_ERROR(lhsmbr->getNumElements() == 14, return, "SoPlex", "matrix by row after assignment: num elements"); const double * ev = lhsmbr->getElements(); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 0], 3.0), {}, "SoPlex", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 1], 1.0), {}, "SoPlex", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 2],-2.0), {}, "SoPlex", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 3],-1.0), {}, "SoPlex", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 4],-1.0), {}, "SoPlex", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 5], 2.0), {}, "SoPlex", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 6], 1.1), {}, "SoPlex", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 7], 1.0), {}, "SoPlex", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 8], 1.0), {}, "SoPlex", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 9], 2.8), {}, "SoPlex", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[10],-1.2), {}, "SoPlex", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[11], 5.6), {}, "SoPlex", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[12], 1.0), {}, "SoPlex", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[13], 1.9), {}, "SoPlex", "matrix by row after assignment: elements"); const CoinBigIndex * mi = lhsmbr->getVectorStarts(); OSIUNITTEST_ASSERT_ERROR(mi[0] == 0, {}, "SoPlex", "matrix by row after assignment: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[1] == 5, {}, "SoPlex", "matrix by row after assignment: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[2] == 7, {}, "SoPlex", "matrix by row after assignment: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[3] == 9, {}, "SoPlex", "matrix by row after assignment: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[4] == 11, {}, "SoPlex", "matrix by row after assignment: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[5] == 14, {}, "SoPlex", "matrix by row after assignment: vector starts"); const int * ei = lhsmbr->getIndices(); OSIUNITTEST_ASSERT_ERROR(ei[ 0] == 0, {}, "SoPlex", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 1] == 1, {}, "SoPlex", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 2] == 3, {}, "SoPlex", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 3] == 4, {}, "SoPlex", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 4] == 7, {}, "SoPlex", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 5] == 1, {}, "SoPlex", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 6] == 2, {}, "SoPlex", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 7] == 2, {}, "SoPlex", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 8] == 5, {}, "SoPlex", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 9] == 3, {}, "SoPlex", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[10] == 6, {}, "SoPlex", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[11] == 0, {}, "SoPlex", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[12] == 4, {}, "SoPlex", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[13] == 7, {}, "SoPlex", "matrix by row after assignment: indices"); } //-------------- } // Do common solverInterface testing by calling the // base class testing method. { OsiSpxSolverInterface m; OsiSolverInterfaceCommonUnitTest(&m, mpsDir,netlibDir); } }
void OsiGlpkSolverInterfaceUnitTest(const std::string & mpsDir, const std::string & netlibDir) { // Test default constructor { OsiGlpkSolverInterface m; OSIUNITTEST_ASSERT_ERROR(m.obj_ == NULL, {}, "glpk", "default constructor"); OSIUNITTEST_ASSERT_ERROR(m.collower_ == NULL, {}, "glpk", "default constructor"); OSIUNITTEST_ASSERT_ERROR(m.colupper_ == NULL, {}, "glpk", "default constructor"); OSIUNITTEST_ASSERT_ERROR(m.ctype_ == NULL, {}, "glpk", "default constructor"); OSIUNITTEST_ASSERT_ERROR(m.rowsense_ == NULL, {}, "glpk", "default constructor"); OSIUNITTEST_ASSERT_ERROR(m.rhs_ == NULL, {}, "glpk", "default constructor"); OSIUNITTEST_ASSERT_ERROR(m.rowrange_ == NULL, {}, "glpk", "default constructor"); OSIUNITTEST_ASSERT_ERROR(m.rowlower_ == NULL, {}, "glpk", "default constructor"); OSIUNITTEST_ASSERT_ERROR(m.rowupper_ == NULL, {}, "glpk", "default constructor"); OSIUNITTEST_ASSERT_ERROR(m.colsol_ == NULL, {}, "glpk", "default constructor"); OSIUNITTEST_ASSERT_ERROR(m.rowsol_ == NULL, {}, "glpk", "default constructor"); OSIUNITTEST_ASSERT_ERROR(m.matrixByRow_ == NULL, {}, "glpk", "default constructor"); OSIUNITTEST_ASSERT_ERROR(m.matrixByCol_ == NULL, {}, "glpk", "default constructor"); OSIUNITTEST_ASSERT_ERROR(m.getApplicationData() == NULL, {}, "glpk", "default constructor"); int i=2346; m.setApplicationData(&i); OSIUNITTEST_ASSERT_ERROR(*((int *)(m.getApplicationData())) == i, {}, "glpk", "default constructor"); } { CoinRelFltEq eq; OsiGlpkSolverInterface m; std::string fn = mpsDir+"exmip1"; m.readMps(fn.c_str(),"mps"); { OsiGlpkSolverInterface im; OSIUNITTEST_ASSERT_ERROR(im.getNumCols() == 0, {}, "glpk", "default constructor"); OSIUNITTEST_ASSERT_ERROR(im.getModelPtr() != NULL, {}, "glpk", "default constructor"); // Test reset im.reset(); OSIUNITTEST_ASSERT_ERROR(m.obj_ == NULL, {}, "glpk", "reset"); OSIUNITTEST_ASSERT_ERROR(m.collower_ == NULL, {}, "glpk", "reset"); OSIUNITTEST_ASSERT_ERROR(m.colupper_ == NULL, {}, "glpk", "reset"); OSIUNITTEST_ASSERT_ERROR(m.ctype_ == NULL, {}, "glpk", "reset"); OSIUNITTEST_ASSERT_ERROR(m.rowsense_ == NULL, {}, "glpk", "reset"); OSIUNITTEST_ASSERT_ERROR(m.rhs_ == NULL, {}, "glpk", "reset"); OSIUNITTEST_ASSERT_ERROR(m.rowrange_ == NULL, {}, "glpk", "reset"); OSIUNITTEST_ASSERT_ERROR(m.rowlower_ == NULL, {}, "glpk", "reset"); OSIUNITTEST_ASSERT_ERROR(m.rowupper_ == NULL, {}, "glpk", "reset"); OSIUNITTEST_ASSERT_ERROR(m.colsol_ == NULL, {}, "glpk", "reset"); OSIUNITTEST_ASSERT_ERROR(m.rowsol_ == NULL, {}, "glpk", "reset"); OSIUNITTEST_ASSERT_ERROR(m.matrixByRow_ == NULL, {}, "glpk", "reset"); OSIUNITTEST_ASSERT_ERROR(m.matrixByCol_ == NULL, {}, "glpk", "reset"); OSIUNITTEST_ASSERT_ERROR(m.getApplicationData() == NULL, {}, "glpk", "reset"); } // Test copy constructor and assignment operator { OsiGlpkSolverInterface lhs; { OsiGlpkSolverInterface im(m); OsiGlpkSolverInterface imC1(im); OSIUNITTEST_ASSERT_ERROR(imC1.getModelPtr() != im.getModelPtr(), {}, "glpk", "copy constructor"); OSIUNITTEST_ASSERT_ERROR(imC1.getNumCols() == im.getNumCols(), {}, "glpk", "copy constructor"); OSIUNITTEST_ASSERT_ERROR(imC1.getNumRows() == im.getNumRows(), {}, "glpk", "copy constructor"); OsiGlpkSolverInterface imC2(im); OSIUNITTEST_ASSERT_ERROR(imC2.getModelPtr() != im.getModelPtr(), {}, "glpk", "copy constructor"); OSIUNITTEST_ASSERT_ERROR(imC2.getNumCols() == im.getNumCols(), {}, "glpk", "copy constructor"); OSIUNITTEST_ASSERT_ERROR(imC2.getNumRows() == im.getNumRows(), {}, "glpk", "copy constructor"); OSIUNITTEST_ASSERT_ERROR(imC1.getModelPtr() != imC2.getModelPtr(), {}, "glpk", "copy constructor"); lhs = imC2; } // Test that lhs has correct values even though rhs has gone out of scope OSIUNITTEST_ASSERT_ERROR(lhs.getModelPtr() != m.getModelPtr(), {}, "glpk", "assignment operator"); OSIUNITTEST_ASSERT_ERROR(lhs.getNumCols() == m.getNumCols(), {}, "glpk", "copy constructor"); OSIUNITTEST_ASSERT_ERROR(lhs.getNumRows() == m.getNumRows(), {}, "glpk", "copy constructor"); } // Test clone { OsiGlpkSolverInterface glpkSi(m); OsiSolverInterface * siPtr = &glpkSi; OsiSolverInterface * siClone = siPtr->clone(); OsiGlpkSolverInterface * glpkClone = dynamic_cast<OsiGlpkSolverInterface*>(siClone); OSIUNITTEST_ASSERT_ERROR(glpkClone != NULL, {}, "glpk", "clone"); OSIUNITTEST_ASSERT_ERROR(glpkClone->getModelPtr() != glpkSi.getModelPtr(), {}, "glpk", "clone"); OSIUNITTEST_ASSERT_ERROR(glpkClone->getNumRows() == glpkSi.getNumRows(), {}, "glpk", "clone"); OSIUNITTEST_ASSERT_ERROR(glpkClone->getNumCols() == glpkSi.getNumCols(), {}, "glpk", "clone"); delete siClone; } // test infinity { OsiGlpkSolverInterface si; OSIUNITTEST_ASSERT_ERROR(si.getInfinity() == COIN_DBL_MAX, {}, "glpk", "infinity"); } #if 0 // ??? These index error 'throw's aren't in OsiGlpk // Test some catches { OsiGlpkSolverInterface solver; try { solver.setObjCoeff(0,0.0); } catch (CoinError e) { std::cout<<"Correct throw"<<std::endl; } std::string fn = mpsDir+"exmip1"; solver.readMps(fn.c_str(),"mps"); try { solver.setObjCoeff(0,0.0); } catch (CoinError e) { std::cout<<"** Incorrect throw"<<std::endl; abort(); } try { int index[]={0,20}; double value[]={0.0,0.0,0.0,0.0}; solver.setColSetBounds(index,index+2,value); } catch (CoinError e) { std::cout<<"Correct throw"<<std::endl; } } #endif { OsiGlpkSolverInterface glpkSi(m); int nc = glpkSi.getNumCols(); int nr = glpkSi.getNumRows(); const double * cl = glpkSi.getColLower(); const double * cu = glpkSi.getColUpper(); const double * rl = glpkSi.getRowLower(); const double * ru = glpkSi.getRowUpper(); OSIUNITTEST_ASSERT_ERROR(nc == 8, return, "glpk", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(nr == 5, return, "glpk", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(cl[0],2.5), {}, "glpk", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(cl[1],0.0), {}, "glpk", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(cu[1],4.1), {}, "glpk", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(cu[2],1.0), {}, "glpk", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(rl[0],2.5), {}, "glpk", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(rl[4],3.0), {}, "glpk", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(ru[1],2.1), {}, "glpk", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(ru[4],15.), {}, "glpk", "read and copy exmip1"); const double * cs = glpkSi.getColSolution(); OSIUNITTEST_ASSERT_ERROR(eq(cs[0],2.5), {}, "glpk", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(cs[7],0.0), {}, "glpk", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(!eq(cl[3],1.2345), {}, "glpk", "set col lower"); glpkSi.setColLower( 3, 1.2345 ); OSIUNITTEST_ASSERT_ERROR( eq(cl[3],1.2345), {}, "glpk", "set col lower"); OSIUNITTEST_ASSERT_ERROR(!eq(glpkSi.getColUpper()[4],10.2345), {}, "glpk", "set col upper"); glpkSi.setColUpper( 4, 10.2345 ); OSIUNITTEST_ASSERT_ERROR( eq(glpkSi.getColUpper()[4],10.2345), {}, "glpk", "set col upper"); double objValue = glpkSi.getObjValue(); OSIUNITTEST_ASSERT_ERROR(eq(objValue,3.5), {}, "glpk", "getObjValue() before solve"); OSIUNITTEST_ASSERT_ERROR(eq(glpkSi.getObjCoefficients()[0], 1.0), {}, "glpk", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(glpkSi.getObjCoefficients()[1], 0.0), {}, "glpk", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(glpkSi.getObjCoefficients()[2], 0.0), {}, "glpk", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(glpkSi.getObjCoefficients()[3], 0.0), {}, "glpk", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(glpkSi.getObjCoefficients()[4], 2.0), {}, "glpk", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(glpkSi.getObjCoefficients()[5], 0.0), {}, "glpk", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(glpkSi.getObjCoefficients()[6], 0.0), {}, "glpk", "read and copy exmip1"); OSIUNITTEST_ASSERT_ERROR(eq(glpkSi.getObjCoefficients()[7],-1.0), {}, "glpk", "read and copy exmip1"); } // Test matrixByRow method { const OsiGlpkSolverInterface si(m); const CoinPackedMatrix * smP = si.getMatrixByRow(); OSIUNITTEST_ASSERT_ERROR(smP->getMajorDim() == 5, return, "glpk", "getMatrixByRow: major dim"); OSIUNITTEST_ASSERT_ERROR(smP->getNumElements() == 14, return, "glpk", "getMatrixByRow: num elements"); CoinRelFltEq eq; const double * ev = smP->getElements(); // GLPK returns each row in reverse order. This is consistent with // the sparse matrix format but is not what most solvers do. That's // why this section is different. OSIUNITTEST_ASSERT_ERROR(eq(ev[ 4], 3.0), {}, "glpk", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 3], 1.0), {}, "glpk", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 2],-2.0), {}, "glpk", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 1],-1.0), {}, "glpk", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 0],-1.0), {}, "glpk", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 6], 2.0), {}, "glpk", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 5], 1.1), {}, "glpk", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 8], 1.0), {}, "glpk", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 7], 1.0), {}, "glpk", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[10], 2.8), {}, "glpk", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 9],-1.2), {}, "glpk", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[13], 5.6), {}, "glpk", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[12], 1.0), {}, "glpk", "getMatrixByRow: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[11], 1.9), {}, "glpk", "getMatrixByRow: elements"); const CoinBigIndex * mi = smP->getVectorStarts(); OSIUNITTEST_ASSERT_ERROR(mi[0] == 0, {}, "glpk", "getMatrixByRow: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[1] == 5, {}, "glpk", "getMatrixByRow: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[2] == 7, {}, "glpk", "getMatrixByRow: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[3] == 9, {}, "glpk", "getMatrixByRow: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[4] == 11, {}, "glpk", "getMatrixByRow: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[5] == 14, {}, "glpk", "getMatrixByRow: vector starts"); const int * ei = smP->getIndices(); OSIUNITTEST_ASSERT_ERROR(ei[ 4] == 0, {}, "glpk", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 3] == 1, {}, "glpk", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 2] == 3, {}, "glpk", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 1] == 4, {}, "glpk", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 0] == 7, {}, "glpk", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 6] == 1, {}, "glpk", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 5] == 2, {}, "glpk", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 8] == 2, {}, "glpk", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 7] == 5, {}, "glpk", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[10] == 3, {}, "glpk", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 9] == 6, {}, "glpk", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[13] == 0, {}, "glpk", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[12] == 4, {}, "glpk", "getMatrixByRow: indices"); OSIUNITTEST_ASSERT_ERROR(ei[11] == 7, {}, "glpk", "getMatrixByRow: indices"); } // Test adding several cuts { OsiGlpkSolverInterface fim; std::string fn = mpsDir+"exmip1"; fim.readMps(fn.c_str(),"mps"); // exmip1.mps has 2 integer variables with index 2 & 3 fim.initialSolve(); OsiRowCut cuts[3]; // Generate one ineffective cut plus two trivial cuts int c; int nc = fim.getNumCols(); int *inx = new int[nc]; for (c=0;c<nc;c++) inx[c]=c; double *el = new double[nc]; for (c=0;c<nc;c++) el[c]=1.0e-50+((double)c)*((double)c); cuts[0].setRow(nc,inx,el); cuts[0].setLb(-100.); cuts[0].setUb(500.); cuts[0].setEffectiveness(22); el[4]=0.0; // to get inf later for (c=2;c<4;c++) { el[0]=1.0; inx[0]=c; cuts[c-1].setRow(1,inx,el); cuts[c-1].setLb(1.); cuts[c-1].setUb(100.); cuts[c-1].setEffectiveness(c); } fim.writeMps("x1.mps"); fim.applyRowCuts(3,cuts); fim.writeMps("x2.mps"); // resolve - should get message about zero elements fim.resolve(); fim.writeMps("x3.mps"); // check integer solution const double * cs = fim.getColSolution(); CoinRelFltEq eq; OSIUNITTEST_ASSERT_ERROR(eq(cs[2], 1.0), {}, "glpk", "add cuts"); OSIUNITTEST_ASSERT_ERROR(eq(cs[3], 1.0), {}, "glpk", "add cuts"); #if 0 // ??? Not working for some reason. // check will find invalid matrix el[0]=1.0/el[4]; inx[0]=0; cuts[0].setRow(nc,inx,el); cuts[0].setLb(-100.); cuts[0].setUb(500.); cuts[0].setEffectiveness(22); fim.applyRowCut(cuts[0]); // resolve - should get message about zero elements fim.resolve(); OSIUNITTEST_ASSERT_WARNING(fim.isAbandoned(), {}, "glpk", "add cuts"); #endif delete[]el; delete[]inx; } // Test matrixByCol method { const OsiGlpkSolverInterface si(m); const CoinPackedMatrix * smP = si.getMatrixByCol(); OSIUNITTEST_ASSERT_ERROR(smP->getMajorDim() == 8, return, "glpk", "getMatrixByCol: major dim"); OSIUNITTEST_ASSERT_ERROR(smP->getMinorDim() == 5, return, "glpk", "getMatrixByCol: minor dim"); OSIUNITTEST_ASSERT_ERROR(smP->getNumElements() == 14, return, "glpk", "getMatrixByCol: number of elements"); OSIUNITTEST_ASSERT_ERROR(smP->getSizeVectorStarts() == 9, return, "glpk", "getMatrixByCol: vector starts size"); CoinRelFltEq eq; const double * ev = smP->getElements(); // Unlike row-ordered matrices, GLPK does column-ordered the "normal" way OSIUNITTEST_ASSERT_ERROR(eq(ev[ 0], 3.0), {}, "glpk", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 1], 5.6), {}, "glpk", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 2], 1.0), {}, "glpk", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 3], 2.0), {}, "glpk", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 4], 1.1), {}, "glpk", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 5], 1.0), {}, "glpk", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 6],-2.0), {}, "glpk", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 7], 2.8), {}, "glpk", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 8],-1.0), {}, "glpk", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 9], 1.0), {}, "glpk", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[10], 1.0), {}, "glpk", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[11],-1.2), {}, "glpk", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[12],-1.0), {}, "glpk", "getMatrixByCol: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[13], 1.9), {}, "glpk", "getMatrixByCol: elements"); const CoinBigIndex * mi = smP->getVectorStarts(); OSIUNITTEST_ASSERT_ERROR(mi[0] == 0, {}, "glpk", "getMatrixByCol: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[1] == 2, {}, "glpk", "getMatrixByCol: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[2] == 4, {}, "glpk", "getMatrixByCol: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[3] == 6, {}, "glpk", "getMatrixByCol: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[4] == 8, {}, "glpk", "getMatrixByCol: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[5] == 10, {}, "glpk", "getMatrixByCol: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[6] == 11, {}, "glpk", "getMatrixByCol: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[7] == 12, {}, "glpk", "getMatrixByCol: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[8] == 14, {}, "glpk", "getMatrixByCol: vector starts"); const int * ei = smP->getIndices(); OSIUNITTEST_ASSERT_ERROR(ei[ 0] == 0, {}, "glpk", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 1] == 4, {}, "glpk", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 2] == 0, {}, "glpk", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 3] == 1, {}, "glpk", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 4] == 1, {}, "glpk", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 5] == 2, {}, "glpk", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 6] == 0, {}, "glpk", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 7] == 3, {}, "glpk", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 8] == 0, {}, "glpk", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 9] == 4, {}, "glpk", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[10] == 2, {}, "glpk", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[11] == 3, {}, "glpk", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[12] == 0, {}, "glpk", "getMatrixByCol: indices"); OSIUNITTEST_ASSERT_ERROR(ei[13] == 4, {}, "glpk", "getMatrixByCol: indices"); } //-------------- // Test rowsense, rhs, rowrange, matrixByRow { OsiGlpkSolverInterface lhs; { #if 0 // FIXME ??? these won't work because the copy constructor changes the values in m OSIUNITTEST_ASSERT_ERROR(m.rowrange_ == NULL, {}, "glpk", "???"); OSIUNITTEST_ASSERT_ERROR(m.rowsense_ == NULL, {}, "glpk", "???"); OSIUNITTEST_ASSERT_ERROR(m.rhs_ == NULL, {}, "glpk", "???"); OSIUNITTEST_ASSERT_ERROR(m.matrixByRow_ == NULL, {}, "glpk", "???"); #endif OsiGlpkSolverInterface siC1(m); OSIUNITTEST_ASSERT_WARNING(siC1.rowrange_ == NULL, {}, "glpk", "row range"); OSIUNITTEST_ASSERT_WARNING(siC1.rowsense_ == NULL, {}, "glpk", "row sense"); OSIUNITTEST_ASSERT_WARNING(siC1.rhs_ == NULL, {}, "glpk", "right hand side"); OSIUNITTEST_ASSERT_WARNING(siC1.matrixByRow_ == NULL, {}, "glpk", "matrix by row"); const char * siC1rs = siC1.getRowSense(); OSIUNITTEST_ASSERT_ERROR(siC1rs[0] == 'G', {}, "glpk", "row sense"); OSIUNITTEST_ASSERT_ERROR(siC1rs[1] == 'L', {}, "glpk", "row sense"); OSIUNITTEST_ASSERT_ERROR(siC1rs[2] == 'E', {}, "glpk", "row sense"); OSIUNITTEST_ASSERT_ERROR(siC1rs[3] == 'R', {}, "glpk", "row sense"); OSIUNITTEST_ASSERT_ERROR(siC1rs[4] == 'R', {}, "glpk", "row sense"); const double * siC1rhs = siC1.getRightHandSide(); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[0],2.5), {}, "glpk", "right hand side"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[1],2.1), {}, "glpk", "right hand side"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[2],4.0), {}, "glpk", "right hand side"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[3],5.0), {}, "glpk", "right hand side"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[4],15.), {}, "glpk", "right hand side"); const double * siC1rr = siC1.getRowRange(); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[0],0.0), {}, "glpk", "row range"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[1],0.0), {}, "glpk", "row range"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[2],0.0), {}, "glpk", "row range"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[3],5.0-1.8), {}, "glpk", "row range"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[4],15.0-3.0), {}, "glpk", "row range"); const CoinPackedMatrix * siC1mbr = siC1.getMatrixByRow(); OSIUNITTEST_ASSERT_ERROR(siC1mbr != NULL, {}, "glpk", "matrix by row"); OSIUNITTEST_ASSERT_ERROR(siC1mbr->getMajorDim() == 5, return, "glpk", "matrix by row: major dim"); OSIUNITTEST_ASSERT_ERROR(siC1mbr->getNumElements() == 14, return, "glpk", "matrix by row: num elements"); const double * ev = siC1mbr->getElements(); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 4], 3.0), {}, "glpk", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 3], 1.0), {}, "glpk", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 2],-2.0), {}, "glpk", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 1],-1.0), {}, "glpk", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 0],-1.0), {}, "glpk", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 6], 2.0), {}, "glpk", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 5], 1.1), {}, "glpk", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 8], 1.0), {}, "glpk", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 7], 1.0), {}, "glpk", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[10], 2.8), {}, "glpk", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 9],-1.2), {}, "glpk", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[13], 5.6), {}, "glpk", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[12], 1.0), {}, "glpk", "matrix by row: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[11], 1.9), {}, "glpk", "matrix by row: elements"); const CoinBigIndex * mi = siC1mbr->getVectorStarts(); OSIUNITTEST_ASSERT_ERROR(mi[0] == 0, {}, "glpk", "matrix by row: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[1] == 5, {}, "glpk", "matrix by row: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[2] == 7, {}, "glpk", "matrix by row: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[3] == 9, {}, "glpk", "matrix by row: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[4] == 11, {}, "glpk", "matrix by row: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[5] == 14, {}, "glpk", "matrix by row: vector starts"); const int * ei = siC1mbr->getIndices(); OSIUNITTEST_ASSERT_ERROR(ei[ 4] == 0, {}, "glpk", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 3] == 1, {}, "glpk", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 2] == 3, {}, "glpk", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 1] == 4, {}, "glpk", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 0] == 7, {}, "glpk", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 6] == 1, {}, "glpk", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 5] == 2, {}, "glpk", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 8] == 2, {}, "glpk", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 7] == 5, {}, "glpk", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[10] == 3, {}, "glpk", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 9] == 6, {}, "glpk", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[13] == 0, {}, "glpk", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[12] == 4, {}, "glpk", "matrix by row: indices"); OSIUNITTEST_ASSERT_ERROR(ei[11] == 7, {}, "glpk", "matrix by row: indices"); OSIUNITTEST_ASSERT_WARNING(siC1rs == siC1.getRowSense(), {}, "glpk", "row sense"); OSIUNITTEST_ASSERT_WARNING(siC1rhs == siC1.getRightHandSide(), {}, "glpk", "right hand side"); OSIUNITTEST_ASSERT_WARNING(siC1rr == siC1.getRowRange(), {}, "glpk", "row range"); // Change glpk Model by adding free row OsiRowCut rc; rc.setLb(-COIN_DBL_MAX); rc.setUb( COIN_DBL_MAX); OsiCuts cuts; cuts.insert(rc); siC1.applyCuts(cuts); // Since model was changed, test that cached data is now freed. OSIUNITTEST_ASSERT_ERROR(siC1.rowrange_ == NULL, {}, "glpk", "free cached data after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1.rowsense_ == NULL, {}, "glpk", "free cached data after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1.rhs_ == NULL, {}, "glpk", "free cached data after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1.matrixByRow_ == NULL, {}, "glpk", "free cached data after adding row"); siC1rs = siC1.getRowSense(); OSIUNITTEST_ASSERT_ERROR(siC1rs[0] == 'G', {}, "glpk", "row sense after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1rs[1] == 'L', {}, "glpk", "row sense after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1rs[2] == 'E', {}, "glpk", "row sense after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1rs[3] == 'R', {}, "glpk", "row sense after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1rs[4] == 'R', {}, "glpk", "row sense after adding row"); OSIUNITTEST_ASSERT_ERROR(siC1rs[5] == 'N', {}, "glpk", "row sense after adding row"); siC1rhs = siC1.getRightHandSide(); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[0],2.5), {}, "glpk", "right hand side after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[1],2.1), {}, "glpk", "right hand side after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[2],4.0), {}, "glpk", "right hand side after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[3],5.0), {}, "glpk", "right hand side after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[4],15.), {}, "glpk", "right hand side after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rhs[5],0.0), {}, "glpk", "right hand side after adding row"); siC1rr = siC1.getRowRange(); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[0],0.0), {}, "glpk", "row range after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[1],0.0), {}, "glpk", "row range after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[2],0.0), {}, "glpk", "row range after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[3],5.0-1.8), {}, "glpk", "row range after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[4],15.0-3.0), {}, "glpk", "row range after adding row"); OSIUNITTEST_ASSERT_ERROR(eq(siC1rr[5],0.0), {}, "glpk", "row range after adding row"); lhs = siC1; } // Test that lhs has correct values even though siC1 has gone out of scope OSIUNITTEST_ASSERT_ERROR(lhs.rowrange_ == NULL, {}, "glpk", "freed origin after assignment"); OSIUNITTEST_ASSERT_ERROR(lhs.rowsense_ == NULL, {}, "glpk", "freed origin after assignment"); OSIUNITTEST_ASSERT_ERROR(lhs.rhs_ == NULL, {}, "glpk", "freed origin after assignment"); OSIUNITTEST_ASSERT_ERROR(lhs.matrixByRow_ == NULL, {}, "glpk", "freed origin after assignment"); const char * lhsrs = lhs.getRowSense(); OSIUNITTEST_ASSERT_ERROR(lhsrs[0] == 'G', {}, "glpk", "row sense after assignment"); OSIUNITTEST_ASSERT_ERROR(lhsrs[1] == 'L', {}, "glpk", "row sense after assignment"); OSIUNITTEST_ASSERT_ERROR(lhsrs[2] == 'E', {}, "glpk", "row sense after assignment"); OSIUNITTEST_ASSERT_ERROR(lhsrs[3] == 'R', {}, "glpk", "row sense after assignment"); OSIUNITTEST_ASSERT_ERROR(lhsrs[4] == 'R', {}, "glpk", "row sense after assignment"); OSIUNITTEST_ASSERT_ERROR(lhsrs[5] == 'N', {}, "glpk", "row sense after assignment"); const double * lhsrhs = lhs.getRightHandSide(); OSIUNITTEST_ASSERT_ERROR(eq(lhsrhs[0],2.5), {}, "glpk", "right hand side after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrhs[1],2.1), {}, "glpk", "right hand side after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrhs[2],4.0), {}, "glpk", "right hand side after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrhs[3],5.0), {}, "glpk", "right hand side after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrhs[4],15.), {}, "glpk", "right hand side after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrhs[5],0.0), {}, "glpk", "right hand side after assignment"); const double *lhsrr = lhs.getRowRange(); OSIUNITTEST_ASSERT_ERROR(eq(lhsrr[0],0.0), {}, "glpk", "row range after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrr[1],0.0), {}, "glpk", "row range after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrr[2],0.0), {}, "glpk", "row range after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrr[3],5.0-1.8), {}, "glpk", "row range after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrr[4],15.0-3.0), {}, "glpk", "row range after assignment"); OSIUNITTEST_ASSERT_ERROR(eq(lhsrr[5],0.0), {}, "glpk", "row range after assignment"); const CoinPackedMatrix * lhsmbr = lhs.getMatrixByRow(); OSIUNITTEST_ASSERT_ERROR(lhsmbr != NULL, return, "glpk", "matrix by row after assignment"); OSIUNITTEST_ASSERT_ERROR(lhsmbr->getMajorDim() == 6, return, "glpk", "matrix by row after assignment: major dim"); OSIUNITTEST_ASSERT_ERROR(lhsmbr->getNumElements() == 14, return, "glpk", "matrix by row after assignment: num elements"); const double * ev = lhsmbr->getElements(); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 4], 3.0), {}, "glpk", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 3], 1.0), {}, "glpk", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 2],-2.0), {}, "glpk", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 1],-1.0), {}, "glpk", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 0],-1.0), {}, "glpk", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 6], 2.0), {}, "glpk", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 5], 1.1), {}, "glpk", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 8], 1.0), {}, "glpk", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 7], 1.0), {}, "glpk", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[10], 2.8), {}, "glpk", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[ 9],-1.2), {}, "glpk", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[13], 5.6), {}, "glpk", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[12], 1.0), {}, "glpk", "matrix by row after assignment: elements"); OSIUNITTEST_ASSERT_ERROR(eq(ev[11], 1.9), {}, "glpk", "matrix by row after assignment: elements"); const CoinBigIndex * mi = lhsmbr->getVectorStarts(); OSIUNITTEST_ASSERT_ERROR(mi[0] == 0, {}, "glpk", "matrix by row after assignment: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[1] == 5, {}, "glpk", "matrix by row after assignment: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[2] == 7, {}, "glpk", "matrix by row after assignment: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[3] == 9, {}, "glpk", "matrix by row after assignment: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[4] == 11, {}, "glpk", "matrix by row after assignment: vector starts"); OSIUNITTEST_ASSERT_ERROR(mi[5] == 14, {}, "glpk", "matrix by row after assignment: vector starts"); const int * ei = lhsmbr->getIndices(); OSIUNITTEST_ASSERT_ERROR(ei[ 4] == 0, {}, "glpk", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 3] == 1, {}, "glpk", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 2] == 3, {}, "glpk", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 1] == 4, {}, "glpk", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 0] == 7, {}, "glpk", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 6] == 1, {}, "glpk", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 5] == 2, {}, "glpk", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 8] == 2, {}, "glpk", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 7] == 5, {}, "glpk", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[10] == 3, {}, "glpk", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[ 9] == 6, {}, "glpk", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[13] == 0, {}, "glpk", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[12] == 4, {}, "glpk", "matrix by row after assignment: indices"); OSIUNITTEST_ASSERT_ERROR(ei[11] == 7, {}, "glpk", "matrix by row after assignment: indices"); } } // Test add/delete columns { OsiGlpkSolverInterface m; std::string fn = mpsDir+"p0033"; m.readMps(fn.c_str(),"mps"); double inf = m.getInfinity(); CoinPackedVector c0; c0.insert(0, 4); c0.insert(1, 1); m.addCol(c0, 0, inf, 3); m.initialSolve(); double objValue = m.getObjValue(); CoinRelFltEq eq(1.0e-2); OSIUNITTEST_ASSERT_ERROR(eq(objValue,2520.57), {}, "glpk", "add/delete columns: first optimal value"); // Try deleting first column that's nonbasic at lower bound (0). int * d = new int[1]; CoinWarmStartBasis *cwsb = dynamic_cast<CoinWarmStartBasis *>(m.getWarmStart()) ; OSIUNITTEST_ASSERT_ERROR(cwsb != NULL, {}, "glpk", "add/delete columns: have warm start basis"); CoinWarmStartBasis::Status stati ; int iCol ; for (iCol = 0 ; iCol < cwsb->getNumStructural() ; iCol++) { stati = cwsb->getStructStatus(iCol) ; if (stati == CoinWarmStartBasis::atLowerBound) break ; } d[0]=iCol; m.deleteCols(1,d); delete [] d; delete cwsb; d=NULL; m.resolve(); objValue = m.getObjValue(); OSIUNITTEST_ASSERT_ERROR(eq(objValue,2520.57), {}, "glpk", "add/delete columns: optimal value after deleting nonbasic column"); // Try deleting column we added. If basic, go to initialSolve as deleting // basic variable trashes basis required for warm start. iCol = m.getNumCols()-1; cwsb = dynamic_cast<CoinWarmStartBasis *>(m.getWarmStart()) ; stati = cwsb->getStructStatus(iCol) ; delete cwsb; m.deleteCols(1,&iCol); if (stati == CoinWarmStartBasis::basic) { m.initialSolve() ; } else { m.resolve(); } objValue = m.getObjValue(); OSIUNITTEST_ASSERT_ERROR(eq(objValue,2520.57), {}, "glpk", "add/delete columns: optimal value after deleting added column"); } #if 0 // ??? Simplex routines not adapted to OsiGlpk yet // Solve an lp by hand { OsiGlpkSolverInterface m; std::string fn = mpsDir+"p0033"; m.readMps(fn.c_str(),"mps"); m.setObjSense(-1.0); m.getModelPtr()->messageHandler()->setLogLevel(4); m.initialSolve(); m.getModelPtr()->factorization()->maximumPivots(5); m.setObjSense(1.0); // enable special mode m.enableSimplexInterface(true); // we happen to know that variables are 0-1 and rows are L int numberIterations=0; int numberColumns = m.getNumCols(); int numberRows = m.getNumRows(); double * fakeCost = new double[numberColumns]; double * duals = new double [numberRows]; double * djs = new double [numberColumns]; const double * solution = m.getColSolution(); memcpy(fakeCost,m.getObjCoefficients(),numberColumns*sizeof(double)); while (1) { const double * dj; const double * dual; if ((numberIterations&1)==0) { // use given ones dj = m.getReducedCost(); dual = m.getRowPrice(); } else { // create dj = djs; dual = duals; m.getReducedGradient(djs,duals,fakeCost); } int i; int colIn=9999; int direction=1; double best=1.0e-6; // find most negative reduced cost // Should check basic - but should be okay on this problem for (i=0;i<numberRows;i++) { double value=dual[i]; if (value>best) { direction=-1; best=value; colIn=-i-1; } } for (i=0;i<numberColumns;i++) { double value=dj[i]; if (value<-best&&solution[i]<1.0e-6) { direction=1; best=-value; colIn=i; } else if (value>best&&solution[i]>1.0-1.0e-6) { direction=-1; best=value; colIn=i; } } if (colIn==9999) break; // should be optimal int colOut; int outStatus; double theta; OSIUNITTEST_ASSERT_ERROR(m.primalPivotResult(colIn,direction,colOut,outStatus,theta,NULL) == 0, {}, "glpk", "simplex routines"); printf("out %d, direction %d theta %g\n", colOut,outStatus,theta); numberIterations++; } delete [] fakeCost; delete [] duals; delete [] djs; // exit special mode m.disableSimplexInterface(); m.getModelPtr()->messageHandler()->setLogLevel(4); m.resolve(); OSIUNITTEST_ASSERT_ERROR(m.getIterationCount() == 0, {}, "glpk", "simplex routines"); m.setObjSense(-1.0); m.initialSolve(); } // Solve an lp when interface is on { OsiGlpkSolverInterface m; std::string fn = mpsDir+"p0033"; m.readMps(fn.c_str(),"mps"); // enable special mode m.setHintParam(OsiDoScale,false,OsiHintDo); m.setHintParam(OsiDoPresolveInInitial,false,OsiHintDo); m.setHintParam(OsiDoDualInInitial,false,OsiHintDo); m.setHintParam(OsiDoPresolveInResolve,false,OsiHintDo); m.setHintParam(OsiDoDualInResolve,false,OsiHintDo); m.enableSimplexInterface(true); m.initialSolve(); } // Check tableau stuff when simplex interface is on { OsiGlpkSolverInterface m; /* Wolsey : Page 130 max 4x1 - x2 7x1 - 2x2 <= 14 x2 <= 3 2x1 - 2x2 <= 3 x1 in Z+, x2 >= 0 */ double inf_ = m.getInfinity(); int n_cols = 2; int n_rows = 3; double obj[2] = {-4.0, 1.0}; double collb[2] = {0.0, 0.0}; double colub[2] = {inf_, inf_}; double rowlb[3] = {-inf_, -inf_, -inf_}; double rowub[3] = {14.0, 3.0, 3.0}; int rowIndices[5] = {0, 2, 0, 1, 2}; int colIndices[5] = {0, 0, 1, 1, 1}; double elements[5] = {7.0, 2.0, -2.0, 1.0, -2.0}; CoinPackedMatrix M(true, rowIndices, colIndices, elements, 5); m.loadProblem(M, collb, colub, obj, rowlb, rowub); m.enableSimplexInterface(true); m.initialSolve(); //check that the tableau matches wolsey (B-1 A) // slacks in second part of binvA double * binvA = (double*) malloc((n_cols+n_rows) * sizeof(double)); printf("B-1 A"); for(int i = 0; i < n_rows; i++){ m.getBInvARow(i, binvA,binvA+n_cols); printf("\nrow: %d -> ",i); for(int j=0; j < n_cols+n_rows; j++){ printf("%g, ", binvA[j]); } } printf("\n"); m.disableSimplexInterface(); free(binvA); } #endif /* Read in exmip1 and solve it with verbose output setting. */ { OsiGlpkSolverInterface osi ; std::cout << "Boosting verbosity.\n" ; osi.setHintParam(OsiDoReducePrint,false,OsiForceDo) ; std::string exmpsfile = mpsDir+"exmip1" ; std::string probname ; std::cout << "Reading mps file \"" << exmpsfile << "\"\n" ; osi.readMps(exmpsfile.c_str(), "mps") ; OSIUNITTEST_ASSERT_ERROR(osi.getStrParam(OsiProbName,probname), {}, "glpk", "get problem name"); std::cout << "Solving " << probname << " ... \n" ; osi.initialSolve() ; double val = osi.getObjValue() ; std::cout << "And the answer is " << val << ".\n" ; OSIUNITTEST_ASSERT_ERROR(fabs(val - 3.23) < 0.01, {}, "glpk", "solve exmip1"); } // Do common solverInterface testing { OsiGlpkSolverInterface m; OsiSolverInterfaceCommonUnitTest(&m, mpsDir,netlibDir); } }
//-------------------------------------------------------------------------- // test import methods void CoinLpIOUnitTest(const std::string& lpDir) { // Test default constructor { CoinLpIO m; assert( m.rowsense_ == NULL ); assert( m.rhs_ == NULL ); assert( m.rowrange_ == NULL ); assert( m.matrixByRow_ == NULL ); assert( m.matrixByColumn_ == NULL ); assert( m.integerType_ == NULL); assert( m.fileName_ == NULL ); assert( !strcmp( m.problemName_ , "")); assert( m.objName_ == NULL); } { CoinRelFltEq eq; CoinLpIO m; std::string fn = lpDir + "exmip1.lp"; m.readLp(fn.c_str()); assert( !strcmp( m.problemName_ , "")); assert( !strcmp( m.objName_ , "OBJ")); // Test language and re-use m.newLanguage(CoinMessages::it); m.messageHandler()->setPrefix(false); m.readLp(fn.c_str()); // Test copy constructor and assignment operator { CoinLpIO lhs; { CoinLpIO im(m); CoinLpIO imC1(im); assert( imC1.getNumCols() == im.getNumCols() ); assert( imC1.getNumRows() == im.getNumRows() ); for (int i = 0; i < im.numberHash_[0]; i++) { // check the row name assert(!strcmp(im.names_[0][i], imC1.names_[0][i])); } for (int i = 0; i < im.numberHash_[1]; i++) { // check the column name assert(!strcmp(im.names_[1][i], imC1.names_[1][i])); } for (int i = 0; i < im.maxHash_[0]; i++) { // check hash value for row name assert(im.hash_[0][i].next == imC1.hash_[0][i].next); assert(im.hash_[0][i].index == imC1.hash_[0][i].index); } for (int i = 0; i < im.maxHash_[1]; i++) { // check hash value for column name assert(im.hash_[1][i].next == imC1.hash_[1][i].next); assert(im.hash_[1][i].index == imC1.hash_[1][i].index); } CoinLpIO imC2(im); assert( imC2.getNumCols() == im.getNumCols() ); assert( imC2.getNumRows() == im.getNumRows() ); lhs = imC2; assert( lhs.getNumCols() == imC2.getNumCols() ); assert( lhs.getNumRows() == imC2.getNumRows() ); for (int i = 0; i < imC2.numberHash_[0]; i++) { // check the row name assert(!strcmp(lhs.names_[0][i], imC2.names_[0][i])); } for (int i = 0; i < imC2.numberHash_[1]; i++) { // check the column name assert(!strcmp(lhs.names_[1][i], imC2.names_[1][i])); } for (int i = 0; i < imC2.maxHash_[0]; i++) { // check hash value for row name assert(lhs.hash_[0][i].next == imC2.hash_[0][i].next); assert(lhs.hash_[0][i].index == imC2.hash_[0][i].index); } for (int i = 0; i < im.maxHash_[1]; i++) { // check hash value for column name assert(lhs.hash_[1][i].next == imC2.hash_[1][i].next); assert(lhs.hash_[1][i].index == imC2.hash_[1][i].index); } } // Test that lhs has correct values even though rhs has gone out of scope assert( lhs.getNumCols() == m.getNumCols() ); assert( lhs.getNumRows() == m.getNumRows() ); } { CoinLpIO dumSi(m); int nc = dumSi.getNumCols(); int nr = dumSi.getNumRows(); const double* cl = dumSi.getColLower(); const double* cu = dumSi.getColUpper(); const double* rl = dumSi.getRowLower(); const double* ru = dumSi.getRowUpper(); assert( nc == 10 ); assert( nr == 5 ); assert( eq(cl[0], 2.5) ); assert( eq(cl[1], 0.5) ); assert( eq(cu[1], 4) ); assert( eq(cu[2], 4.3) ); assert( eq(rl[0], 2.5) ); assert( eq(rl[4], 15.0) ); assert( eq(ru[1], 2.1) ); assert( eq(ru[4], 15.0) ); assert( !eq(cl[3], 1.2345) ); assert( !eq(cu[4], 10.2345) ); assert( eq( dumSi.getObjCoefficients()[0], 1.0) ); assert( eq( dumSi.getObjCoefficients()[1], 2.0) ); assert( eq( dumSi.getObjCoefficients()[2], -1.0) ); assert( eq( dumSi.getObjCoefficients()[3], 0.0) ); assert( eq( dumSi.getObjCoefficients()[4], 0.0) ); assert( eq( dumSi.getObjCoefficients()[5], 0.0) ); assert( eq( dumSi.getObjCoefficients()[6], 0.0) ); assert( eq( dumSi.getObjCoefficients()[7], 0.0) ); assert( eq( dumSi.getObjCoefficients()[8], 0.0) ); assert( eq( dumSi.getObjCoefficients()[9], 0.0) ); dumSi.writeLp("CoinLpIoTest.lp", true); } // Read just written file { CoinLpIO dumSi; dumSi.readLp("CoinLpIoTest.lp"); int nc = dumSi.getNumCols(); int nr = dumSi.getNumRows(); const double* cl = dumSi.getColLower(); const double* cu = dumSi.getColUpper(); const double* rl = dumSi.getRowLower(); const double* ru = dumSi.getRowUpper(); assert( nc == 10 ); assert( nr == 5 ); assert( eq(cl[0], 2.5) ); assert( eq(cl[1], 0.5) ); assert( eq(cu[1], 4) ); assert( eq(cu[2], 4.3) ); assert( eq(rl[0], 2.5) ); assert( eq(rl[4], 15.0) ); assert( eq(ru[1], 2.1) ); assert( eq(ru[4], 15.0) ); assert( !eq(cl[3], 1.2345) ); assert( !eq(cu[4], 10.2345) ); assert( eq( dumSi.getObjCoefficients()[0], 1.0) ); assert( eq( dumSi.getObjCoefficients()[1], 2.0) ); assert( eq( dumSi.getObjCoefficients()[2], -1.0) ); assert( eq( dumSi.getObjCoefficients()[3], 0.0) ); assert( eq( dumSi.getObjCoefficients()[4], 0.0) ); assert( eq( dumSi.getObjCoefficients()[5], 0.0) ); assert( eq( dumSi.getObjCoefficients()[6], 0.0) ); assert( eq( dumSi.getObjCoefficients()[7], 0.0) ); } // Test matrixByRow method { const CoinLpIO si(m); const CoinPackedMatrix* smP = si.getMatrixByRow(); CoinRelFltEq eq; const double* ev = smP->getElements(); assert( eq(ev[0], 3.0) ); assert( eq(ev[1], 1.0) ); assert( eq(ev[2], -2.0) ); assert( eq(ev[3], -1.0) ); assert( eq(ev[4], -1.0) ); assert( eq(ev[5], 2.0) ); assert( eq(ev[6], 1.1) ); assert( eq(ev[7], 1.0) ); assert( eq(ev[8], 1.0) ); assert( eq(ev[9], 2.8) ); assert( eq(ev[10], -1.2) ); assert( eq(ev[11], -1.0 ) ); assert( eq(ev[12], 5.6) ); assert( eq(ev[13], 1.0) ); assert( eq(ev[14], 1.9) ); assert( eq(ev[15], -1.0) ); const CoinBigIndex* mi = smP->getVectorStarts(); assert( mi[0] == 0 ); assert( mi[1] == 5 ); assert( mi[2] == 7 ); assert( mi[3] == 9 ); assert( mi[4] == 12 ); assert( mi[5] == 16 ); const int* ei = smP->getIndices(); assert( ei[0] == 0 ); assert( ei[1] == 3 ); assert( ei[2] == 4 ); assert( ei[3] == 1 ); assert( ei[4] == 2 ); assert( ei[5] == 3 ); assert( ei[6] == 5 ); assert( ei[7] == 5 ); assert( ei[8] == 6 ); assert( ei[9] == 4 ); assert( ei[10] == 7 ); assert( ei[11] == 8 ); assert( ei[12] == 0 ); assert( ei[13] == 1 ); assert( ei[14] == 2 ); assert( ei[15] == 9 ); assert( smP->getMajorDim() == 5 ); assert( smP->getNumElements() == 16 ); } // Test matrixByCol method { const CoinLpIO si(m); const CoinPackedMatrix* smP = si.getMatrixByCol(); CoinRelFltEq eq; const double* ev = smP->getElements(); assert( eq(ev[0], 3.0) ); assert( eq(ev[1], 5.6) ); assert( eq(ev[2], -1.0) ); assert( eq(ev[3], 1.0) ); assert( eq(ev[4], -1.0) ); assert( eq(ev[5], 1.9) ); assert( eq(ev[6], 1.0) ); assert( eq(ev[7], 2.0) ); assert( eq(ev[8], -2.0) ); assert( eq(ev[9], 2.8) ); assert( eq(ev[10], 1.1) ); assert( eq(ev[11], 1.0) ); assert( eq(ev[12], 1.0) ); assert( eq(ev[13], -1.2) ); assert( eq(ev[14], -1.0) ); assert( eq(ev[15], -1.0) ); const CoinBigIndex* mi = smP->getVectorStarts(); assert( mi[0] == 0 ); assert( mi[1] == 2 ); assert( mi[2] == 4 ); assert( mi[3] == 6 ); assert( mi[4] == 8 ); assert( mi[5] == 10 ); assert( mi[6] == 12 ); assert( mi[7] == 13 ); assert( mi[8] == 14 ); assert( mi[9] == 15 ); assert( mi[10] == 16 ); const int* ei = smP->getIndices(); assert( ei[0] == 0 ); assert( ei[1] == 4 ); assert( ei[2] == 0 ); assert( ei[3] == 4 ); assert( ei[4] == 0 ); assert( ei[5] == 4 ); assert( ei[6] == 0 ); assert( ei[7] == 1 ); assert( ei[8] == 0 ); assert( ei[9] == 3 ); assert( ei[10] == 1 ); assert( ei[11] == 2 ); assert( ei[12] == 2 ); assert( ei[13] == 3 ); assert( ei[14] == 3 ); assert( ei[15] == 4 ); assert( smP->getMajorDim() == 10 ); assert( smP->getNumElements() == 16 ); assert( smP->getSizeVectorStarts() == 11 ); assert( smP->getMinorDim() == 5 ); } //-------------- // Test rowsense, rhs, rowrange, matrixByRow { CoinLpIO lhs; { assert( lhs.rowrange_ == NULL ); assert( lhs.rowsense_ == NULL ); assert( lhs.rhs_ == NULL ); assert( lhs.matrixByColumn_ == NULL ); CoinLpIO siC1(m); assert( siC1.rowrange_ != NULL ); assert( siC1.rowsense_ != NULL ); assert( siC1.rhs_ != NULL ); assert( siC1.matrixByRow_ != NULL ); const char* siC1rs = siC1.getRowSense(); assert( siC1rs[0] == 'G' ); assert( siC1rs[1] == 'L' ); assert( siC1rs[2] == 'E' ); assert( siC1rs[3] == 'E' ); assert( siC1rs[4] == 'E' ); const double* siC1rhs = siC1.getRightHandSide(); assert( eq(siC1rhs[0], 2.5) ); assert( eq(siC1rhs[1], 2.1) ); assert( eq(siC1rhs[2], 4.0) ); assert( eq(siC1rhs[3], 1.8) ); assert( eq(siC1rhs[4], 15.) ); const double* siC1rr = siC1.getRowRange(); assert( eq(siC1rr[0], 0.0) ); assert( eq(siC1rr[1], 0.0) ); assert( eq(siC1rr[2], 0.0) ); assert( eq(siC1rr[3], 0.0) ); assert( eq(siC1rr[4], 0.0) ); const CoinPackedMatrix* siC1mbr = siC1.getMatrixByRow(); assert( siC1mbr != NULL ); const double* ev = siC1mbr->getElements(); assert( eq(ev[0], 3.0) ); assert( eq(ev[1], 1.0) ); assert( eq(ev[2], -2.0) ); assert( eq(ev[3], -1.0) ); assert( eq(ev[4], -1.0) ); assert( eq(ev[5], 2.0) ); assert( eq(ev[6], 1.1) ); assert( eq(ev[7], 1.0) ); assert( eq(ev[8], 1.0) ); assert( eq(ev[9], 2.8) ); assert( eq(ev[10], -1.2) ); assert( eq(ev[11], -1.0) ); assert( eq(ev[12], 5.6) ); assert( eq(ev[13], 1.0) ); assert( eq(ev[14], 1.9) ); assert( eq(ev[15], -1.0) ); const CoinBigIndex* mi = siC1mbr->getVectorStarts(); assert( mi[0] == 0 ); assert( mi[1] == 5 ); assert( mi[2] == 7 ); assert( mi[3] == 9 ); assert( mi[4] == 12 ); assert( mi[5] == 16 ); const int* ei = siC1mbr->getIndices(); assert( ei[0] == 0 ); assert( ei[1] == 3 ); assert( ei[2] == 4 ); assert( ei[3] == 1 ); assert( ei[4] == 2 ); assert( ei[5] == 3 ); assert( ei[6] == 5 ); assert( ei[7] == 5 ); assert( ei[8] == 6 ); assert( ei[9] == 4 ); assert( ei[10] == 7 ); assert( ei[11] == 8 ); assert( ei[12] == 0 ); assert( ei[13] == 1 ); assert( ei[14] == 2 ); assert( ei[15] == 9 ); assert( siC1mbr->getMajorDim() == 5 ); assert( siC1mbr->getNumElements() == 16 ); assert( siC1rs == siC1.getRowSense() ); assert( siC1rhs == siC1.getRightHandSide() ); assert( siC1rr == siC1.getRowRange() ); } } } }
//-------------------------------------------------------------------------- void OsiCpxSolverInterfaceUnitTest( const std::string & mpsDir, const std::string & netlibDir ) { // Test default constructor { OsiCpxSolverInterface m; assert( m.obj_==NULL ); assert( m.collower_==NULL ); assert( m.colupper_==NULL ); assert( m.coltype_==NULL ); assert( m.rowsense_==NULL ); assert( m.rhs_==NULL ); assert( m.rowrange_==NULL ); assert( m.rowlower_==NULL ); assert( m.rowupper_==NULL ); assert( m.colsol_==NULL ); assert( m.rowsol_==NULL ); assert( m.matrixByRow_==NULL ); assert( m.matrixByCol_==NULL ); assert( m.coltype_==NULL ); assert( m.coltypesize_==0 ); assert( m.getApplicationData() == NULL ); int i=2346; m.setApplicationData(&i); assert( *((int *)(m.getApplicationData())) == i ); } { CoinRelFltEq eq; OsiCpxSolverInterface m; std::string fn = mpsDir+"exmip1"; m.readMps(fn.c_str(),"mps"); int ad = 13579; m.setApplicationData(&ad); assert( *((int *)(m.getApplicationData())) == ad ); { assert( m.getNumCols()==8 ); const CoinPackedMatrix * colCopy = m.getMatrixByCol(); assert( colCopy->getNumCols() == 8 ); assert( colCopy->getMajorDim() == 8 ); assert( colCopy->getNumRows() == 5 ); assert( colCopy->getMinorDim() == 5 ); assert (colCopy->getVectorLengths()[7] == 2 ); CoinPackedMatrix revColCopy; revColCopy.reverseOrderedCopyOf(*colCopy); CoinPackedMatrix rev2ColCopy; rev2ColCopy.reverseOrderedCopyOf(revColCopy); assert( rev2ColCopy.getNumCols() == 8 ); assert( rev2ColCopy.getMajorDim() == 8 ); assert( rev2ColCopy.getNumRows() == 5 ); assert( rev2ColCopy.getMinorDim() == 5 ); assert( rev2ColCopy.getVectorLengths()[7] == 2 ); } { OsiCpxSolverInterface im; assert( im.getNumCols() == 0 ); } // Test copy constructor and assignment operator { OsiCpxSolverInterface lhs; { assert( *((int *)(m.getApplicationData())) == ad ); OsiCpxSolverInterface im(m); assert( *((int *)(im.getApplicationData())) == ad ); OsiCpxSolverInterface imC1(im); assert( imC1.lp_ != im.lp_ ); assert( imC1.getNumCols() == im.getNumCols() ); assert( imC1.getNumRows() == im.getNumRows() ); assert( *((int *)(imC1.getApplicationData())) == ad ); //im.setModelPtr(m); OsiCpxSolverInterface imC2(im); assert( imC2.lp_ != im.lp_ ); assert( imC2.getNumCols() == im.getNumCols() ); assert( imC2.getNumRows() == im.getNumRows() ); assert( *((int *)(imC2.getApplicationData())) == ad ); assert( imC2.lp_ != imC1.lp_ ); lhs=imC2; } // Test that lhs has correct values even though rhs has gone out of scope assert( lhs.lp_ != m.lp_ ); assert( lhs.getNumCols() == m.getNumCols() ); assert( lhs.getNumRows() == m.getNumRows() ); assert( *((int *)(lhs.getApplicationData())) == ad ); } // Test clone { OsiCpxSolverInterface cplexSi(m); OsiSolverInterface * siPtr = &cplexSi; OsiSolverInterface * siClone = siPtr->clone(); OsiCpxSolverInterface * cplexClone = dynamic_cast<OsiCpxSolverInterface*>(siClone); assert( cplexClone != NULL ); assert( cplexClone->lp_ != cplexSi.lp_ ); assert( cplexClone->getNumRows() == cplexSi.getNumRows() ); assert( cplexClone->getNumCols() == m.getNumCols() ); assert( *((int *)(cplexClone->getApplicationData())) == ad ); delete siClone; } // test infinity { OsiCpxSolverInterface si; assert( eq( si.getInfinity(), CPX_INFBOUND ) ); } // Test setting solution { OsiCpxSolverInterface m1(m); int i; double * cs = new double[m1.getNumCols()]; for ( i = 0; i < m1.getNumCols(); i++ ) cs[i] = i + .5; m1.setColSolution(cs); for ( i = 0; i < m1.getNumCols(); i++ ) assert(m1.getColSolution()[i] == i + .5); double * rs = new double[m1.getNumRows()]; for ( i = 0; i < m1.getNumRows(); i++ ) rs[i] = i - .5; m1.setRowPrice(rs); for ( i = 0; i < m1.getNumRows(); i++ ) assert(m1.getRowPrice()[i] == i - .5); delete [] cs; delete [] rs; } // Test fraction Indices { OsiCpxSolverInterface fim; std::string fn = mpsDir+"exmip1"; fim.readMps(fn.c_str(),"mps"); //fim.setModelPtr(m); // exmip1.mps has 2 integer variables with index 2 & 3 assert( fim.isContinuous(0) ); assert( fim.isContinuous(1) ); assert( !fim.isContinuous(2) ); assert( !fim.isContinuous(3) ); assert( fim.isContinuous(4) ); assert( !fim.isInteger(0) ); assert( !fim.isInteger(1) ); assert( fim.isInteger(2) ); assert( fim.isInteger(3) ); assert( !fim.isInteger(4) ); assert( !fim.isBinary(0) ); assert( !fim.isBinary(1) ); assert( fim.isBinary(2) ); assert( fim.isBinary(3) ); assert( !fim.isBinary(4) ); assert( !fim.isIntegerNonBinary(0) ); assert( !fim.isIntegerNonBinary(1) ); assert( !fim.isIntegerNonBinary(2) ); assert( !fim.isIntegerNonBinary(3) ); assert( !fim.isIntegerNonBinary(4) ); // Test fractionalIndices { // Set a solution vector double * cs = new double[fim.getNumCols()]; for ( int i = 0; i < fim.getNumCols(); cs[i++] = 0.0 ); cs[2] = 2.9; cs[3] = 3.0; fim.setColSolution(cs); OsiVectorInt fi = fim.getFractionalIndices(); assert( fi.size() == 1 ); assert( fi[0]==2 ); // Set integer variables very close to integer values cs[2] = 5 + .00001/2.; cs[3] = 8 - .00001/2.; fim.setColSolution(cs); fi = fim.getFractionalIndices(1e-5); assert( fi.size() == 0 ); // Set integer variables close, but beyond tolerances cs[2] = 5 + .00001*2.; cs[3] = 8 - .00001*2.; fim.setColSolution(cs); fi = fim.getFractionalIndices(1e-5); assert( fi.size() == 2 ); assert( fi[0]==2 ); assert( fi[1]==3 ); delete [] cs; } // Change data so column 2 & 3 are integerNonBinary fim.setColUpper(2, 5); fim.setColUpper(3, 6.0); assert( !fim.isBinary(0) ); assert( !fim.isBinary(1) ); assert( !fim.isBinary(2) ); assert( !fim.isBinary(3) ); assert( !fim.isBinary(4) ); assert( !fim.isIntegerNonBinary(0) ); assert( !fim.isIntegerNonBinary(1) ); assert( fim.isIntegerNonBinary(2) ); assert( fim.isIntegerNonBinary(3) ); assert( !fim.isIntegerNonBinary(4) ); } // Test apply cuts method { OsiCpxSolverInterface im(m); OsiCuts cuts; // Generate some cuts { // Get number of rows and columns in model int nr=im.getNumRows(); int nc=im.getNumCols(); assert( nr == 5 ); assert( nc == 8 ); // Generate a valid row cut from thin air int c; { int *inx = new int[nc]; for (c=0;c<nc;c++) inx[c]=c; double *el = new double[nc]; for (c=0;c<nc;c++) el[c]=((double)c)*((double)c); OsiRowCut rc; rc.setRow(nc,inx,el); rc.setLb(-100.); rc.setUb(100.); rc.setEffectiveness(22); cuts.insert(rc); delete[]el; delete[]inx; } // Generate valid col cut from thin air { const double * cplexColLB = im.getColLower(); const double * cplexColUB = im.getColUpper(); int *inx = new int[nc]; for (c=0;c<nc;c++) inx[c]=c; double *lb = new double[nc]; double *ub = new double[nc]; for (c=0;c<nc;c++) lb[c]=cplexColLB[c]+0.001; for (c=0;c<nc;c++) ub[c]=cplexColUB[c]-0.001; OsiColCut cc; cc.setLbs(nc,inx,lb); cc.setUbs(nc,inx,ub); cuts.insert(cc); delete [] ub; delete [] lb; delete [] inx; } { // Generate a row and column cut which have are ineffective OsiRowCut * rcP= new OsiRowCut; rcP->setEffectiveness(-1.); cuts.insert(rcP); assert(rcP==NULL); OsiColCut * ccP= new OsiColCut; ccP->setEffectiveness(-12.); cuts.insert(ccP); assert(ccP==NULL); } { //Generate inconsistent Row cut OsiRowCut rc; const int ne=1; int inx[ne]={-10}; double el[ne]={2.5}; rc.setRow(ne,inx,el); rc.setLb(3.); rc.setUb(4.); assert(!rc.consistent()); cuts.insert(rc); } { //Generate inconsistent col cut OsiColCut cc; const int ne=1; int inx[ne]={-10}; double el[ne]={2.5}; cc.setUbs(ne,inx,el); assert(!cc.consistent()); cuts.insert(cc); } { // Generate row cut which is inconsistent for model m OsiRowCut rc; const int ne=1; int inx[ne]={10}; double el[ne]={2.5}; rc.setRow(ne,inx,el); assert(rc.consistent()); assert(!rc.consistent(im)); cuts.insert(rc); } { // Generate col cut which is inconsistent for model m OsiColCut cc; const int ne=1; int inx[ne]={30}; double el[ne]={2.0}; cc.setLbs(ne,inx,el); assert(cc.consistent()); assert(!cc.consistent(im)); cuts.insert(cc); } { // Generate col cut which is infeasible OsiColCut cc; const int ne=1; int inx[ne]={0}; double el[ne]={2.0}; cc.setUbs(ne,inx,el); cc.setEffectiveness(1000.); assert(cc.consistent()); assert(cc.consistent(im)); assert(cc.infeasible(im)); cuts.insert(cc); } } assert(cuts.sizeRowCuts()==4); assert(cuts.sizeColCuts()==5); OsiSolverInterface::ApplyCutsReturnCode rc = im.applyCuts(cuts); assert( rc.getNumIneffective() == 2 ); assert( rc.getNumApplied() == 2 ); assert( rc.getNumInfeasible() == 1 ); assert( rc.getNumInconsistentWrtIntegerModel() == 2 ); assert( rc.getNumInconsistent() == 2 ); assert( cuts.sizeCuts() == rc.getNumIneffective() + rc.getNumApplied() + rc.getNumInfeasible() + rc.getNumInconsistentWrtIntegerModel() + rc.getNumInconsistent() ); } { OsiCpxSolverInterface cplexSi(m); int nc = cplexSi.getNumCols(); int nr = cplexSi.getNumRows(); const double * cl = cplexSi.getColLower(); const double * cu = cplexSi.getColUpper(); const double * rl = cplexSi.getRowLower(); const double * ru = cplexSi.getRowUpper(); assert( nc == 8 ); assert( nr == 5 ); assert( eq(cl[0],2.5) ); assert( eq(cl[1],0.0) ); assert( eq(cu[1],4.1) ); assert( eq(cu[2],1.0) ); assert( eq(rl[0],2.5) ); assert( eq(rl[4],3.0) ); assert( eq(ru[1],2.1) ); assert( eq(ru[4],15.0) ); double newCs[8] = {1., 2., 3., 4., 5., 6., 7., 8.}; cplexSi.setColSolution(newCs); const double * cs = cplexSi.getColSolution(); assert( eq(cs[0],1.0) ); assert( eq(cs[7],8.0) ); { OsiCpxSolverInterface solnSi(cplexSi); const double * cs = solnSi.getColSolution(); assert( eq(cs[0],1.0) ); assert( eq(cs[7],8.0) ); } assert( !eq(cl[3],1.2345) ); cplexSi.setColLower( 3, 1.2345 ); assert( eq(cplexSi.getColLower()[3],1.2345) ); assert( !eq(cu[4],10.2345) ); cplexSi.setColUpper( 4, 10.2345 ); assert( eq(cplexSi.getColUpper()[4],10.2345) ); assert( eq(cplexSi.getObjValue(),0.0) ); assert( eq( cplexSi.getObjCoefficients()[0], 1.0) ); assert( eq( cplexSi.getObjCoefficients()[1], 0.0) ); assert( eq( cplexSi.getObjCoefficients()[2], 0.0) ); assert( eq( cplexSi.getObjCoefficients()[3], 0.0) ); assert( eq( cplexSi.getObjCoefficients()[4], 2.0) ); assert( eq( cplexSi.getObjCoefficients()[5], 0.0) ); assert( eq( cplexSi.getObjCoefficients()[6], 0.0) ); assert( eq( cplexSi.getObjCoefficients()[7], -1.0) ); } // Test getMatrixByRow method { const OsiCpxSolverInterface si(m); const CoinPackedMatrix * smP = si.getMatrixByRow(); //const CoinPackedMatrix * osmP = dynamic_cast(const OsiCpxPackedMatrix*)(smP); //assert( osmP!=NULL ); CoinRelFltEq eq; const double * ev = smP->getElements(); assert( eq(ev[0], 3.0) ); assert( eq(ev[1], 1.0) ); assert( eq(ev[2], -2.0) ); assert( eq(ev[3], -1.0) ); assert( eq(ev[4], -1.0) ); assert( eq(ev[5], 2.0) ); assert( eq(ev[6], 1.1) ); assert( eq(ev[7], 1.0) ); assert( eq(ev[8], 1.0) ); assert( eq(ev[9], 2.8) ); assert( eq(ev[10], -1.2) ); assert( eq(ev[11], 5.6) ); assert( eq(ev[12], 1.0) ); assert( eq(ev[13], 1.9) ); const int * mi = smP->getVectorStarts(); assert( mi[0]==0 ); assert( mi[1]==5 ); assert( mi[2]==7 ); assert( mi[3]==9 ); assert( mi[4]==11 ); assert( mi[5]==14 ); const int * ei = smP->getIndices(); assert( ei[0] == 0 ); assert( ei[1] == 1 ); assert( ei[2] == 3 ); assert( ei[3] == 4 ); assert( ei[4] == 7 ); assert( ei[5] == 1 ); assert( ei[6] == 2 ); assert( ei[7] == 2 ); assert( ei[8] == 5 ); assert( ei[9] == 3 ); assert( ei[10] == 6 ); assert( ei[11] == 0 ); assert( ei[12] == 4 ); assert( ei[13] == 7 ); assert( smP->getMajorDim() == 5 ); assert( smP->getNumElements() == 14 ); } //-------------- // Test rowsense, rhs, rowrange, getMatrixByRow { OsiCpxSolverInterface lhs; { #if 0 assert( m.obj_==NULL ); assert( m.collower_==NULL ); assert( m.colupper_==NULL ); assert( m.rowrange_==NULL ); assert( m.rowsense_==NULL ); assert( m.rhs_==NULL ); assert( m.rowlower_==NULL ); assert( m.rowupper_==NULL ); assert( m.colsol_==NULL ); assert( m.rowsol_==NULL ); assert( m.getMatrixByRow_==NULL ); #endif OsiCpxSolverInterface siC1(m); assert( siC1.obj_==NULL ); assert( siC1.collower_==NULL ); assert( siC1.colupper_==NULL ); // assert( siC1.coltype_==NULL ); assert( siC1.rowrange_==NULL ); assert( siC1.rowsense_==NULL ); assert( siC1.rhs_==NULL ); assert( siC1.rowlower_==NULL ); assert( siC1.rowupper_==NULL ); assert( siC1.colsol_!=NULL ); assert( siC1.rowsol_!=NULL ); assert( siC1.matrixByRow_==NULL ); const char * siC1rs = siC1.getRowSense(); assert( siC1rs[0]=='G' ); assert( siC1rs[1]=='L' ); assert( siC1rs[2]=='E' ); assert( siC1rs[3]=='R' ); assert( siC1rs[4]=='R' ); const double * siC1rhs = siC1.getRightHandSide(); assert( eq(siC1rhs[0],2.5) ); assert( eq(siC1rhs[1],2.1) ); assert( eq(siC1rhs[2],4.0) ); assert( eq(siC1rhs[3],5.0) ); assert( eq(siC1rhs[4],15.) ); const double * siC1rr = siC1.getRowRange(); assert( eq(siC1rr[0],0.0) ); assert( eq(siC1rr[1],0.0) ); assert( eq(siC1rr[2],0.0) ); assert( eq(siC1rr[3],5.0-1.8) ); assert( eq(siC1rr[4],15.0-3.0) ); const CoinPackedMatrix * siC1mbr = siC1.getMatrixByRow(); assert( siC1mbr != NULL ); const double * ev = siC1mbr->getElements(); assert( eq(ev[0], 3.0) ); assert( eq(ev[1], 1.0) ); assert( eq(ev[2], -2.0) ); assert( eq(ev[3], -1.0) ); assert( eq(ev[4], -1.0) ); assert( eq(ev[5], 2.0) ); assert( eq(ev[6], 1.1) ); assert( eq(ev[7], 1.0) ); assert( eq(ev[8], 1.0) ); assert( eq(ev[9], 2.8) ); assert( eq(ev[10], -1.2) ); assert( eq(ev[11], 5.6) ); assert( eq(ev[12], 1.0) ); assert( eq(ev[13], 1.9) ); const int * mi = siC1mbr->getVectorStarts(); assert( mi[0]==0 ); assert( mi[1]==5 ); assert( mi[2]==7 ); assert( mi[3]==9 ); assert( mi[4]==11 ); assert( mi[5]==14 ); const int * ei = siC1mbr->getIndices(); assert( ei[0] == 0 ); assert( ei[1] == 1 ); assert( ei[2] == 3 ); assert( ei[3] == 4 ); assert( ei[4] == 7 ); assert( ei[5] == 1 ); assert( ei[6] == 2 ); assert( ei[7] == 2 ); assert( ei[8] == 5 ); assert( ei[9] == 3 ); assert( ei[10] == 6 ); assert( ei[11] == 0 ); assert( ei[12] == 4 ); assert( ei[13] == 7 ); assert( siC1mbr->getMajorDim() == 5 ); assert( siC1mbr->getNumElements() == 14 ); assert( siC1rs == siC1.getRowSense() ); assert( siC1rhs == siC1.getRightHandSide() ); assert( siC1rr == siC1.getRowRange() ); // Change CPLEX Model by adding free row OsiRowCut rc; rc.setLb(-COIN_DBL_MAX); rc.setUb( COIN_DBL_MAX); OsiCuts cuts; cuts.insert(rc); siC1.applyCuts(cuts); // Since model was changed, test that cached // data is now freed. assert( siC1.obj_==NULL ); assert( siC1.collower_==NULL ); assert( siC1.colupper_==NULL ); // assert( siC1.coltype_==NULL ); assert( siC1.rowrange_==NULL ); assert( siC1.rowsense_==NULL ); assert( siC1.rhs_==NULL ); assert( siC1.rowlower_==NULL ); assert( siC1.rowupper_==NULL ); assert( siC1.colsol_==NULL ); assert( siC1.rowsol_==NULL ); assert( siC1.matrixByRow_==NULL ); siC1rs = siC1.getRowSense(); siC1rhs = siC1.getRightHandSide(); siC1rr = siC1.getRowRange(); assert( siC1rs[0]=='G' ); assert( siC1rs[1]=='L' ); assert( siC1rs[2]=='E' ); assert( siC1rs[3]=='R' ); assert( siC1rs[4]=='R' ); assert( siC1rs[5]=='N' ); assert( eq(siC1rhs[0],2.5) ); assert( eq(siC1rhs[1],2.1) ); assert( eq(siC1rhs[2],4.0) ); assert( eq(siC1rhs[3],5.0) ); assert( eq(siC1rhs[4],15.) ); assert( eq(siC1rhs[5],0.0) ); assert( eq(siC1rr[0],0.0) ); assert( eq(siC1rr[1],0.0) ); assert( eq(siC1rr[2],0.0) ); assert( eq(siC1rr[3],5.0-1.8) ); assert( eq(siC1rr[4],15.0-3.0) ); assert( eq(siC1rr[5],0.0) ); lhs=siC1; } // Test that lhs has correct values even though siC1 has gone out of scope assert( lhs.obj_==NULL ); assert( lhs.collower_==NULL ); assert( lhs.colupper_==NULL ); // assert( lhs.coltype_==NULL ); assert( lhs.rowrange_==NULL ); assert( lhs.rowsense_==NULL ); assert( lhs.rhs_==NULL ); assert( lhs.rowlower_==NULL ); assert( lhs.rowupper_==NULL ); assert( lhs.colsol_!=NULL ); assert( lhs.rowsol_!=NULL ); assert( lhs.matrixByRow_==NULL ); const char * lhsrs = lhs.getRowSense(); assert( lhsrs[0]=='G' ); assert( lhsrs[1]=='L' ); assert( lhsrs[2]=='E' ); assert( lhsrs[3]=='R' ); assert( lhsrs[4]=='R' ); assert( lhsrs[5]=='N' ); const double * lhsrhs = lhs.getRightHandSide(); assert( eq(lhsrhs[0],2.5) ); assert( eq(lhsrhs[1],2.1) ); assert( eq(lhsrhs[2],4.0) ); assert( eq(lhsrhs[3],5.0) ); assert( eq(lhsrhs[4],15.) ); assert( eq(lhsrhs[5],0.0) ); const double *lhsrr = lhs.getRowRange(); assert( eq(lhsrr[0],0.0) ); assert( eq(lhsrr[1],0.0) ); assert( eq(lhsrr[2],0.0) ); assert( eq(lhsrr[3],5.0-1.8) ); assert( eq(lhsrr[4],15.0-3.0) ); assert( eq(lhsrr[5],0.0) ); const CoinPackedMatrix * lhsmbr = lhs.getMatrixByRow(); assert( lhsmbr != NULL ); const double * ev = lhsmbr->getElements(); assert( eq(ev[0], 3.0) ); assert( eq(ev[1], 1.0) ); assert( eq(ev[2], -2.0) ); assert( eq(ev[3], -1.0) ); assert( eq(ev[4], -1.0) ); assert( eq(ev[5], 2.0) ); assert( eq(ev[6], 1.1) ); assert( eq(ev[7], 1.0) ); assert( eq(ev[8], 1.0) ); assert( eq(ev[9], 2.8) ); assert( eq(ev[10], -1.2) ); assert( eq(ev[11], 5.6) ); assert( eq(ev[12], 1.0) ); assert( eq(ev[13], 1.9) ); const int * mi = lhsmbr->getVectorStarts(); assert( mi[0]==0 ); assert( mi[1]==5 ); assert( mi[2]==7 ); assert( mi[3]==9 ); assert( mi[4]==11 ); assert( mi[5]==14 ); const int * ei = lhsmbr->getIndices(); assert( ei[0] == 0 ); assert( ei[1] == 1 ); assert( ei[2] == 3 ); assert( ei[3] == 4 ); assert( ei[4] == 7 ); assert( ei[5] == 1 ); assert( ei[6] == 2 ); assert( ei[7] == 2 ); assert( ei[8] == 5 ); assert( ei[9] == 3 ); assert( ei[10] == 6 ); assert( ei[11] == 0 ); assert( ei[12] == 4 ); assert( ei[13] == 7 ); int md = lhsmbr->getMajorDim(); assert( md == 6 ); assert( lhsmbr->getNumElements() == 14 ); } } // Do common solverInterface testing by calling the // base class testing method. { OsiCpxSolverInterface m; OsiSolverInterfaceCommonUnitTest(&m, mpsDir,netlibDir); } }
//----------------------------------------------------------------------- // Test XPRESS-MP solution methods. void OsiXprSolverInterfaceUnitTest(const std::string & mpsDir, const std::string & netlibDir) { #if 0 // Test to at least see if licence managment is working { int iret = initlz(NULL, 0); if ( iret != 0 ) getipv(N_ERRNO, &iret); assert(iret == 0); } #endif // Test default constructor { assert( OsiXprSolverInterface::getNumInstances()==0 ); OsiXprSolverInterface m; // assert( m.xprSaved_ == false ); // assert( m.xprMatrixId_ = -1 ); assert( m.xprProbname_ == "" ); assert( m.matrixByRow_ == NULL ); assert( m.colupper_ == NULL ); assert( m.collower_ == NULL ); assert( m.rowupper_ == NULL ); assert( m.rowlower_ == NULL ); assert( m.rowsense_ == NULL ); assert( m.rhs_ == NULL ); assert( m.rowrange_ == NULL ); assert( m.colsol_ == NULL ); assert( m.rowprice_ == NULL ); assert( m.ivarind_ == NULL ); assert( m.ivartype_ == NULL ); assert( m.vartype_ == NULL ); assert( OsiXprSolverInterface::getNumInstances() == 1 ); // assert( OsiXprSolverInterface::xprCurrentProblem_ == NULL ); assert( m.getApplicationData() == NULL ); int i = 2346; m.setApplicationData(&i); assert( *((int *)(m.getApplicationData())) == i ); } assert( OsiXprSolverInterface::getNumInstances() == 0 ); { CoinRelFltEq eq; OsiXprSolverInterface m; assert( OsiXprSolverInterface::getNumInstances() == 1 ); std::string fn = mpsDir+"exmip1"; m.readMps(fn.c_str()); // assert( OsiXprSolverInterface::xprCurrentProblem_ == &m ); // This assert fails on windows because fn is mixed case and xprProbname_is uppercase. //assert( m.xprProbname_ == fn ); int ad = 13579; m.setApplicationData(&ad); assert( *((int *)(m.getApplicationData())) == ad ); { OsiXprSolverInterface im; // assert( im.modelPtr_==NULL ); assert( im.getNumCols() == 0 ); // assert( im.modelPtr()!=NULL ); // assert( im.mutableModelPtr()!=NULL ); // assert( im.modelPtr() == im.mutableModelPtr() ); } // Test copy constructor and assignment operator { OsiXprSolverInterface lhs; { assert( *((int *)(m.getApplicationData())) == ad ); OsiXprSolverInterface im(m); assert( *((int *)(im.getApplicationData())) == ad ); OsiXprSolverInterface imC1(im); // assert( imC1.mutableModelPtr()!=im.mutableModelPtr() ); // assert( imC1.modelPtr()!=im.modelPtr() ); assert( imC1.getNumCols() == im.getNumCols() ); assert( imC1.getNumRows() == im.getNumRows() ); assert( *((int *)(imC1.getApplicationData())) == ad ); //im.setModelPtr(m); OsiXprSolverInterface imC2(im); // assert( imC2.mutableModelPtr()!=im.mutableModelPtr() ); // assert( imC2.modelPtr()!=im.modelPtr() ); assert( imC2.getNumCols() == im.getNumCols() ); assert( imC2.getNumRows() == im.getNumRows() ); assert( *((int *)(imC2.getApplicationData())) == ad ); // assert( imC2.mutableModelPtr()!=imC1.mutableModelPtr() ); // assert( imC2.modelPtr()!=imC1.modelPtr() ); lhs=imC2; } // Test that lhs has correct values even though rhs has gone out of scope // assert( lhs.mutableModelPtr() != m.mutableModelPtr() ); // assert( lhs.modelPtr() != m.modelPtr() ); assert( lhs.getNumCols() == m.getNumCols() ); assert( lhs.getNumRows() == m.getNumRows() ); assert( *((int *)(lhs.getApplicationData())) == ad ); } // Test clone { OsiXprSolverInterface xprSi(m); OsiSolverInterface * siPtr = &xprSi; OsiSolverInterface * siClone = siPtr->clone(); OsiXprSolverInterface * xprClone = dynamic_cast<OsiXprSolverInterface*>(siClone); assert( xprClone != NULL ); // assert( xprClone->modelPtr() != xprSi.modelPtr() ); // assert( xprClone->modelPtr() != m.modelPtr() ); assert( xprClone->getNumRows() == xprSi.getNumRows() ); assert( xprClone->getNumCols() == m.getNumCols() ); assert( *((int *)(xprClone->getApplicationData())) == ad ); delete siClone; } // Test infinity { OsiXprSolverInterface si; assert( eq(si.getInfinity(), XPRS_PLUSINFINITY) ); } // Test setting solution { OsiXprSolverInterface m1(m); int i; double * cs = new double[m1.getNumCols()]; for ( i = 0; i < m1.getNumCols(); i++ ) cs[i] = i + .5; m1.setColSolution(cs); for ( i = 0; i < m1.getNumCols(); i++ ) assert(m1.getColSolution()[i] == i + .5); double * rs = new double[m1.getNumRows()]; for ( i = 0; i < m1.getNumRows(); i++ ) rs[i] = i - .5; m1.setRowPrice(rs); for ( i = 0; i < m1.getNumRows(); i++ ) assert(m1.getRowPrice()[i] == i - .5); delete [] cs; delete [] rs; } // Test fraction Indices { OsiXprSolverInterface fim; std::string fn = mpsDir+"exmip1"; fim.readMps(fn.c_str()); //fim.setModelPtr(m); // exmip1.mps has 2 integer variables with index 2 & 3 assert( fim.isContinuous(0) ); assert( fim.isContinuous(1) ); assert( !fim.isContinuous(2) ); assert( !fim.isContinuous(3) ); assert( fim.isContinuous(4) ); assert( !fim.isInteger(0) ); assert( !fim.isInteger(1) ); assert( fim.isInteger(2) ); assert( fim.isInteger(3) ); assert( !fim.isInteger(4) ); // XPRESS-MP incorrectly treats unbounded integer variables as // general integers instead of binary (as in MPSX standard) assert( !fim.isBinary(0) ); assert( !fim.isBinary(1) ); assert( fim.isBinary(2) ); assert( fim.isBinary(3) ); assert( !fim.isBinary(4) ); assert( !fim.isIntegerNonBinary(0) ); assert( !fim.isIntegerNonBinary(1) ); assert( !fim.isIntegerNonBinary(2) ); assert( !fim.isIntegerNonBinary(3) ); assert( !fim.isIntegerNonBinary(4) ); // Test fractionalIndices { // Set a solution vector double * cs = new double[fim.getNumCols()]; for ( int i = 0; i < fim.getNumCols(); cs[i++] = 0.0 ); cs[2] = 2.9; cs[3] = 3.0; fim.setColSolution(cs); OsiVectorInt fi = fim.getFractionalIndices(); assert( fi.size() == 1 ); assert( fi[0]==2 ); // Set integer variables very close to integer values cs[2] = 5 + .00001/2.; cs[3] = 8 - .00001/2.; fim.setColSolution(cs); fi = fim.getFractionalIndices(1e-5); assert( fi.size() == 0 ); // Set integer variables close, but beyond tolerances cs[2] = 5 + .00001*2.; cs[3] = 8 - .00001*2.; fim.setColSolution(cs); fi = fim.getFractionalIndices(1e-5); assert( fi.size() == 2 ); assert( fi[0]==2 ); assert( fi[1]==3 ); delete [] cs; } // Change data so column 2 & 3 are integerNonBinary fim.setColUpper(2, 5); fim.setColUpper(3, 6.0); assert( !fim.isBinary(0) ); assert( !fim.isBinary(1) ); assert( !fim.isBinary(2) ); assert( !fim.isBinary(3) ); assert( !fim.isBinary(4) ); assert( !fim.isIntegerNonBinary(0) ); assert( !fim.isIntegerNonBinary(1) ); assert( fim.isIntegerNonBinary(2) ); assert( fim.isIntegerNonBinary(3) ); assert( !fim.isIntegerNonBinary(4) ); } // Test apply cut method { OsiXprSolverInterface im(m); OsiCuts cuts; // Generate some cuts //cg.generateCuts(im,cuts); { // Get number of rows and columns in model int nr=im.getNumRows(); int nc=im.getNumCols(); assert ( nr == 5 ); assert ( nc == 8 ); // Generate a valid row cut from thin air int c; { int *inx = new int[nc]; for (c=0;c<nc;c++) inx[c]=c; double *el = new double[nc]; for (c=0;c<nc;c++) el[c]=((double)c)*((double)c); OsiRowCut rc; rc.setRow(nc,inx,el); rc.setLb(-100.); rc.setUb(100.); rc.setEffectiveness(22); cuts.insert(rc); delete[]el; delete[]inx; } // Generate valid col cut from thin air { const double * xprColLB = im.getColLower(); const double * xprColUB = im.getColUpper(); int *inx = new int[nc]; for (c=0;c<nc;c++) inx[c]=c; double *lb = new double[nc]; double *ub = new double[nc]; for (c=0;c<nc;c++) lb[c]=xprColLB[c]+0.001; for (c=0;c<nc;c++) ub[c]=xprColUB[c]-0.001; OsiColCut cc; cc.setLbs(nc,inx,lb); cc.setUbs(nc,inx,ub); cuts.insert(cc); delete [] ub; delete [] lb; delete [] inx; } { // Generate a row and column cut which have are ineffective OsiRowCut * rcP= new OsiRowCut; rcP->setEffectiveness(-1.); cuts.insert(rcP); assert(rcP==NULL); OsiColCut * ccP= new OsiColCut; ccP->setEffectiveness(-12.); cuts.insert(ccP); assert(ccP==NULL); } { //Generate inconsistent Row cut OsiRowCut rc; const int ne=1; int inx[ne]={-10}; double el[ne]={2.5}; rc.setRow(ne,inx,el); rc.setLb(3.); rc.setUb(4.); assert(!rc.consistent()); cuts.insert(rc); } { //Generate inconsistent col cut OsiColCut cc; const int ne=1; int inx[ne]={-10}; double el[ne]={2.5}; cc.setUbs(ne,inx,el); assert(!cc.consistent()); cuts.insert(cc); } { // Generate row cut which is inconsistent for model m OsiRowCut rc; const int ne=1; int inx[ne]={10}; double el[ne]={2.5}; rc.setRow(ne,inx,el); assert(rc.consistent()); assert(!rc.consistent(im)); cuts.insert(rc); } { // Generate col cut which is inconsistent for model m OsiColCut cc; const int ne=1; int inx[ne]={30}; double el[ne]={2.0}; cc.setLbs(ne,inx,el); assert(cc.consistent()); assert(!cc.consistent(im)); cuts.insert(cc); } { // Generate col cut which is infeasible OsiColCut cc; const int ne=1; int inx[ne]={0}; double el[ne]={2.0}; cc.setUbs(ne,inx,el); cc.setEffectiveness(1000.); assert(cc.consistent()); assert(cc.consistent(im)); assert(cc.infeasible(im)); cuts.insert(cc); } } assert(cuts.sizeRowCuts()==4); assert(cuts.sizeColCuts()==5); OsiSolverInterface::ApplyCutsReturnCode rc = im.applyCuts(cuts); assert( rc.getNumIneffective() == 2 ); assert( rc.getNumApplied() == 2 ); assert( rc.getNumInfeasible() == 1 ); assert( rc.getNumInconsistentWrtIntegerModel() == 2 ); assert( rc.getNumInconsistent() == 2 ); assert( cuts.sizeCuts() == rc.getNumIneffective() + rc.getNumApplied() + rc.getNumInfeasible() + rc.getNumInconsistentWrtIntegerModel() + rc.getNumInconsistent() ); } { OsiXprSolverInterface xprSi(m); int nc = xprSi.getNumCols(); int nr = xprSi.getNumRows(); assert( nc == 8 ); assert( nr == 5 ); assert( eq(xprSi.getColLower()[0],2.5) ); assert( eq(xprSi.getColLower()[1],0.0) ); assert( eq(xprSi.getColUpper()[1],4.1) ); assert( eq(xprSi.getRowLower()[0],2.5) ); assert( eq(xprSi.getRowLower()[4],3.0) ); assert( eq(xprSi.getRowUpper()[1],2.1) ); assert( eq(xprSi.getRowUpper()[4],15.0) ); // const double * cs = xprSi.getColSolution(); // assert( eq(cs[0],2.5) ); // assert( eq(cs[7],0.0) ); assert( !eq(xprSi.getColLower()[3],1.2345) ); xprSi.setColLower( 3, 1.2345 ); assert( eq(xprSi.getColLower()[3],1.2345) ); assert( !eq(xprSi.getColUpper()[4],10.2345) ); xprSi.setColUpper( 4, 10.2345 ); assert( eq(xprSi.getColUpper()[4],10.2345) ); //assert( eq(xprSi.getObjValue(),0.0) ); assert( eq( xprSi.getObjCoefficients()[0], 1.0) ); assert( eq( xprSi.getObjCoefficients()[1], 0.0) ); assert( eq( xprSi.getObjCoefficients()[2], 0.0) ); assert( eq( xprSi.getObjCoefficients()[3], 0.0) ); assert( eq( xprSi.getObjCoefficients()[4], 2.0) ); assert( eq( xprSi.getObjCoefficients()[5], 0.0) ); assert( eq( xprSi.getObjCoefficients()[6], 0.0) ); assert( eq( xprSi.getObjCoefficients()[7], -1.0) ); } // Test matrixByRow method { const OsiXprSolverInterface si(m); const CoinPackedMatrix * smP = si.getMatrixByRow(); CoinRelFltEq eq; const double * ev = smP->getElements(); assert( eq(ev[0], 3.0) ); assert( eq(ev[1], 1.0) ); assert( eq(ev[2], -2.0) ); assert( eq(ev[3], -1.0) ); assert( eq(ev[4], -1.0) ); assert( eq(ev[5], 2.0) ); assert( eq(ev[6], 1.1) ); assert( eq(ev[7], 1.0) ); assert( eq(ev[8], 1.0) ); assert( eq(ev[9], 2.8) ); assert( eq(ev[10], -1.2) ); assert( eq(ev[11], 5.6) ); assert( eq(ev[12], 1.0) ); assert( eq(ev[13], 1.9) ); const int * mi = smP->getVectorStarts(); assert( mi[0]==0 ); assert( mi[1]==5 ); assert( mi[2]==7 ); assert( mi[3]==9 ); assert( mi[4]==11 ); assert( mi[5]==14 ); const int * ei = smP->getIndices(); assert( ei[0] == 0 ); assert( ei[1] == 1 ); assert( ei[2] == 3 ); assert( ei[3] == 4 ); assert( ei[4] == 7 ); assert( ei[5] == 1 ); assert( ei[6] == 2 ); assert( ei[7] == 2 ); assert( ei[8] == 5 ); assert( ei[9] == 3 ); assert( ei[10] == 6 ); assert( ei[11] == 0 ); assert( ei[12] == 4 ); assert( ei[13] == 7 ); assert( smP->getMajorDim() == 5 ); assert( smP->getMinorDim() == 8 ); assert( smP->getNumElements() == 14 ); assert( smP->getSizeVectorStarts()==6 ); } //-------------- // Test rowsense, rhs, rowrange, matrixByRow { OsiXprSolverInterface lhs; { assert( m.rowrange_==NULL ); assert( m.rowsense_==NULL ); assert( m.rhs_==NULL ); OsiXprSolverInterface siC1(m); assert( siC1.rowrange_==NULL ); assert( siC1.rowsense_==NULL ); assert( siC1.rhs_==NULL ); const char * siC1rs = siC1.getRowSense(); assert( siC1rs[0] == 'G' ); assert( siC1rs[1] == 'L' ); assert( siC1rs[2] == 'E' ); assert( siC1rs[3] == 'R' ); assert( siC1rs[4] == 'R' ); const double * siC1rhs = siC1.getRightHandSide(); assert( eq(siC1rhs[0], 2.5) ); assert( eq(siC1rhs[1], 2.1) ); assert( eq(siC1rhs[2], 4.0) ); assert( eq(siC1rhs[3], 5.0) ); assert( eq(siC1rhs[4], 15.0) ); const double * siC1rr = siC1.getRowRange(); assert( eq(siC1rr[0], 0.0) ); assert( eq(siC1rr[1], 0.0) ); assert( eq(siC1rr[2], 0.0) ); assert( eq(siC1rr[3], 5.0 - 1.8) ); assert( eq(siC1rr[4], 15.0 - 3.0) ); const CoinPackedMatrix * siC1mbr = siC1.getMatrixByRow(); assert( siC1mbr != NULL ); const double * ev = siC1mbr->getElements(); assert( eq(ev[0], 3.0) ); assert( eq(ev[1], 1.0) ); assert( eq(ev[2], -2.0) ); assert( eq(ev[3], -1.0) ); assert( eq(ev[4], -1.0) ); assert( eq(ev[5], 2.0) ); assert( eq(ev[6], 1.1) ); assert( eq(ev[7], 1.0) ); assert( eq(ev[8], 1.0) ); assert( eq(ev[9], 2.8) ); assert( eq(ev[10], -1.2) ); assert( eq(ev[11], 5.6) ); assert( eq(ev[12], 1.0) ); assert( eq(ev[13], 1.9) ); const int * mi = siC1mbr->getVectorStarts(); assert( mi[0]==0 ); assert( mi[1]==5 ); assert( mi[2]==7 ); assert( mi[3]==9 ); assert( mi[4]==11 ); assert( mi[5]==14 ); const int * ei = siC1mbr->getIndices(); assert( ei[0] == 0 ); assert( ei[1] == 1 ); assert( ei[2] == 3 ); assert( ei[3] == 4 ); assert( ei[4] == 7 ); assert( ei[5] == 1 ); assert( ei[6] == 2 ); assert( ei[7 ] == 2 ); assert( ei[8 ] == 5 ); assert( ei[9 ] == 3 ); assert( ei[10] == 6 ); assert( ei[11] == 0 ); assert( ei[12] == 4 ); assert( ei[13] == 7 ); assert( siC1mbr->getMajorDim() == 5 ); assert( siC1mbr->getMinorDim() == 8 ); assert( siC1mbr->getNumElements() == 14 ); assert( siC1mbr->getSizeVectorStarts()==6 ); assert( siC1rs == siC1.getRowSense() ); assert( siC1rhs == siC1.getRightHandSide() ); assert( siC1rr == siC1.getRowRange() ); // Change XPRESS Model by adding free row OsiRowCut rc; rc.setLb(-COIN_DBL_MAX); rc.setUb(COIN_DBL_MAX); OsiCuts cuts; cuts.insert(rc); siC1.applyCuts(cuts); // Since model was changed, test that cached // data is now freed. assert( siC1.rowrange_ == NULL ); assert( siC1.rowsense_ == NULL ); assert( siC1.rhs_ == NULL ); assert( siC1.matrixByRow_ == NULL ); siC1rs = siC1.getRowSense(); assert( siC1rs[0] == 'G' ); assert( siC1rs[1] == 'L' ); assert( siC1rs[2] == 'E' ); assert( siC1rs[3] == 'R' ); assert( siC1rs[4] == 'R' ); assert( siC1rs[5] == 'N' ); siC1rhs = siC1.getRightHandSide(); assert( eq(siC1rhs[0],2.5) ); assert( eq(siC1rhs[1],2.1) ); assert( eq(siC1rhs[2],4.0) ); assert( eq(siC1rhs[3],5.0) ); assert( eq(siC1rhs[4],15.0) ); assert( eq(siC1rhs[5],0.0) ); siC1rr = siC1.getRowRange(); assert( eq(siC1rr[0], 0.0) ); assert( eq(siC1rr[1], 0.0) ); assert( eq(siC1rr[2], 0.0) ); assert( eq(siC1rr[3], 5.0 - 1.8) ); assert( eq(siC1rr[4], 15.0 - 3.0) ); assert( eq(siC1rr[5], 0.0) ); lhs=siC1; } // Test that lhs has correct values even though siC1 has gone out of scope assert( lhs.rowrange_ == NULL ); assert( lhs.rowsense_ == NULL ); assert( lhs.rhs_ == NULL ); assert( lhs.matrixByRow_ == NULL ); const char * lhsrs = lhs.getRowSense(); assert( lhsrs[0] == 'G' ); assert( lhsrs[1] == 'L' ); assert( lhsrs[2] == 'E' ); assert( lhsrs[3] == 'R' ); assert( lhsrs[4] == 'R' ); assert( lhsrs[5] == 'N' ); const double * lhsrhs = lhs.getRightHandSide(); assert( eq(lhsrhs[0], 2.5) ); assert( eq(lhsrhs[1], 2.1) ); assert( eq(lhsrhs[2], 4.0) ); assert( eq(lhsrhs[3], 5.0) ); assert( eq(lhsrhs[4], 15.0) ); assert( eq(lhsrhs[5], 0.0) ); const double *lhsrr = lhs.getRowRange(); assert( eq(lhsrr[0], 0.0) ); assert( eq(lhsrr[1], 0.0) ); assert( eq(lhsrr[2], 0.0) ); assert( eq(lhsrr[3], 5.0 - 1.8) ); assert( eq(lhsrr[4], 15.0 - 3.0) ); assert( eq(lhsrr[5], 0.0) ); const CoinPackedMatrix * lhsmbr = lhs.getMatrixByRow(); assert( lhsmbr != NULL ); const double * ev = lhsmbr->getElements(); assert( eq(ev[0], 3.0) ); assert( eq(ev[1], 1.0) ); assert( eq(ev[2], -2.0) ); assert( eq(ev[3], -1.0) ); assert( eq(ev[4], -1.0) ); assert( eq(ev[5], 2.0) ); assert( eq(ev[6], 1.1) ); assert( eq(ev[7], 1.0) ); assert( eq(ev[8], 1.0) ); assert( eq(ev[9], 2.8) ); assert( eq(ev[10], -1.2) ); assert( eq(ev[11], 5.6) ); assert( eq(ev[12], 1.0) ); assert( eq(ev[13], 1.9) ); const int * mi = lhsmbr->getVectorStarts(); assert( mi[0]==0 ); assert( mi[1]==5 ); assert( mi[2]==7 ); assert( mi[3]==9 ); assert( mi[4]==11 ); assert( mi[5]==14 ); const int * ei = lhsmbr->getIndices(); assert( ei[0] == 0 ); assert( ei[1] == 1 ); assert( ei[2] == 3 ); assert( ei[3] == 4 ); assert( ei[4] == 7 ); assert( ei[5] == 1 ); assert( ei[6] == 2 ); assert( ei[7] == 2 ); assert( ei[8] == 5 ); assert( ei[9] == 3 ); assert( ei[10] == 6 ); assert( ei[11] == 0 ); assert( ei[12] == 4 ); assert( ei[13] == 7 ); assert( lhsmbr->getMajorDim() == 6 ); assert( lhsmbr->getMinorDim() == 8 ); assert( lhsmbr->getNumElements() == 14 ); assert( lhsmbr->getSizeVectorStarts()==7 ); } //-------------- // Test load problem { OsiXprSolverInterface base(m); base.initialSolve(); assert(m.getNumRows() == base.getNumRows()); OsiXprSolverInterface si1,si2,si3,si4; si1.loadProblem( *base.getMatrixByCol(), base.getColLower(),base.getColUpper(),base.getObjCoefficients(), base.getRowSense(),base.getRightHandSide(),base.getRowRange()); si1.initialSolve(); assert(eq(base.getObjValue(), si1.getObjValue())); assert(m.getNumRows() == si1.getNumRows()); si2.loadProblem( *base.getMatrixByRow(), base.getColLower(),base.getColUpper(),base.getObjCoefficients(), base.getRowSense(),base.getRightHandSide(),base.getRowRange()); si2.initialSolve(); assert(eq(base.getObjValue(), si2.getObjValue())); assert(m.getNumRows() == si2.getNumRows()); si3.loadProblem( *base.getMatrixByCol(), base.getColLower(),base.getColUpper(),base.getObjCoefficients(), base.getRowLower(),base.getRowUpper() ); si3.initialSolve(); assert(eq(base.getObjValue(), si3.getObjValue())); assert(m.getNumRows() == si3.getNumRows()); si4.loadProblem( *base.getMatrixByCol(), base.getColLower(),base.getColUpper(),base.getObjCoefficients(), base.getRowLower(),base.getRowUpper() ); si4.initialSolve(); assert(eq(base.getObjValue(), si4.getObjValue())); assert(m.getNumRows() == si4.getNumRows()); base.initialSolve(); si1.initialSolve(); si2.initialSolve(); si3.initialSolve(); si4.initialSolve(); // Create an indices vector assert(base.getNumCols()<10); assert(base.getNumRows()<10); int indices[10]; int i; for (i=0; i<10; i++) indices[i]=i; // Test collower CoinPackedVector basePv,pv; basePv.setVector(base.getNumCols(),indices,base.getColLower()); pv.setVector( si1.getNumCols(),indices, si1.getColLower()); assert(basePv.isEquivalent(pv)); pv.setVector( si2.getNumCols(),indices, si2.getColLower()); assert(basePv.isEquivalent(pv)); pv.setVector( si3.getNumCols(),indices, si3.getColLower()); assert(basePv.isEquivalent(pv)); pv.setVector( si4.getNumCols(),indices, si4.getColLower()); assert(basePv.isEquivalent(pv)); // Test colupper basePv.setVector(base.getNumCols(),indices,base.getColUpper()); pv.setVector( si1.getNumCols(),indices, si1.getColUpper()); assert(basePv.isEquivalent(pv)); pv.setVector( si2.getNumCols(),indices, si2.getColUpper()); assert(basePv.isEquivalent(pv)); pv.setVector( si3.getNumCols(),indices, si3.getColUpper()); assert(basePv.isEquivalent(pv)); pv.setVector( si4.getNumCols(),indices, si4.getColUpper()); assert(basePv.isEquivalent(pv)); // Test getObjCoefficients basePv.setVector(base.getNumCols(),indices,base.getObjCoefficients()); pv.setVector( si1.getNumCols(),indices, si1.getObjCoefficients()); assert(basePv.isEquivalent(pv)); pv.setVector( si2.getNumCols(),indices, si2.getObjCoefficients()); assert(basePv.isEquivalent(pv)); pv.setVector( si3.getNumCols(),indices, si3.getObjCoefficients()); assert(basePv.isEquivalent(pv)); pv.setVector( si4.getNumCols(),indices, si4.getObjCoefficients()); assert(basePv.isEquivalent(pv)); // Test rowlower basePv.setVector(base.getNumRows(),indices,base.getRowLower()); pv.setVector( si1.getNumRows(),indices, si1.getRowLower()); assert( eq(base.getRowLower()[3],si1.getRowLower()[3]) ); assert(basePv.isEquivalent(pv)); pv.setVector( si2.getNumRows(),indices, si2.getRowLower()); assert(basePv.isEquivalent(pv)); pv.setVector( si3.getNumRows(),indices, si3.getRowLower()); assert(basePv.isEquivalent(pv)); pv.setVector( si4.getNumRows(),indices, si4.getRowLower()); assert(basePv.isEquivalent(pv)); // Test rowupper basePv.setVector(base.getNumRows(),indices,base.getRowUpper()); pv.setVector( si1.getNumRows(),indices, si1.getRowUpper()); assert(basePv.isEquivalent(pv)); pv.setVector( si2.getNumRows(),indices, si2.getRowUpper()); assert(basePv.isEquivalent(pv)); pv.setVector( si3.getNumRows(),indices, si3.getRowUpper()); assert(basePv.isEquivalent(pv)); pv.setVector( si4.getNumRows(),indices, si4.getRowUpper()); assert(basePv.isEquivalent(pv)); // Test Constraint Matrix assert( base.getMatrixByCol()->isEquivalent(*si1.getMatrixByCol()) ); assert( base.getMatrixByRow()->isEquivalent(*si1.getMatrixByRow()) ); assert( base.getMatrixByCol()->isEquivalent(*si2.getMatrixByCol()) ); assert( base.getMatrixByRow()->isEquivalent(*si2.getMatrixByRow()) ); assert( base.getMatrixByCol()->isEquivalent(*si3.getMatrixByCol()) ); assert( base.getMatrixByRow()->isEquivalent(*si3.getMatrixByRow()) ); assert( base.getMatrixByCol()->isEquivalent(*si4.getMatrixByCol()) ); assert( base.getMatrixByRow()->isEquivalent(*si4.getMatrixByRow()) ); // Test Objective Value assert( eq(base.getObjValue(),si1.getObjValue()) ); assert( eq(base.getObjValue(),si2.getObjValue()) ); assert( eq(base.getObjValue(),si3.getObjValue()) ); assert( eq(base.getObjValue(),si4.getObjValue()) ); } //-------------- assert(OsiXprSolverInterface::getNumInstances()==1); } assert(OsiXprSolverInterface::getNumInstances()==0); // Do common solverInterface testing by calling the // base class testing method. { OsiXprSolverInterface m; OsiSolverInterfaceCommonUnitTest(&m, mpsDir,netlibDir); } }