//---------------------------------------------------------------------------
// @function:
// CParseHandlerTest::EresParseAndSerializePlan
//
// @doc:
// Verifies that after parsing the given DXL file into a DXL tree,
// it will be serialized back to the same string.
//
//---------------------------------------------------------------------------
GPOS_RESULT
CParseHandlerTest::EresParseAndSerializePlan
(
IMemoryPool *pmp,
const CHAR *szDXLFileName,
BOOL fValidate
)
{
CWStringDynamic str(pmp);
COstreamString oss(&str);
// read DXL file
CHAR *szDXL = CDXLUtils::SzRead(pmp, szDXLFileName);
GPOS_CHECK_ABORT;
const CHAR *szValidationPath = NULL;
if (fValidate)
{
szValidationPath = CTestUtils::m_szXSDPath;
}
// the root of the parsed DXL tree
ULLONG ullPlanId = ULLONG_MAX;
ULLONG ullPlanSpaceSize = ULLONG_MAX;
CDXLNode *pdxlnRoot = CDXLUtils::PdxlnParsePlan(pmp, szDXL, szValidationPath, &ullPlanId, &ullPlanSpaceSize);
GPOS_CHECK_ABORT;
oss << "Serializing parsed tree" << std::endl;
CWStringDynamic strPlan(pmp);
COstreamString osPlan(&strPlan);
CDXLUtils::SerializePlan(pmp, osPlan, pdxlnRoot, ullPlanId, ullPlanSpaceSize, true /*fSerializeHeaderFooter*/, true /*fIndent*/);
GPOS_CHECK_ABORT;
CWStringDynamic dstrExpected(pmp);
dstrExpected.AppendFormat(GPOS_WSZ_LIT("%s"), szDXL);
if (!dstrExpected.FEquals(&strPlan))
{
GPOS_TRACE(dstrExpected.Wsz());
GPOS_TRACE(strPlan.Wsz());
GPOS_ASSERT(!"Not matching");
}
// cleanup
pdxlnRoot->Release();
GPOS_DELETE_ARRAY(szDXL);
return GPOS_OK;
}
//---------------------------------------------------------------------------
// @function:
// CConstExprEvaluatorDXL::PexprEval
//
// @doc:
// Evaluate the given expression and return the result as a new expression.
// Caller takes ownership of returned expression
//
//---------------------------------------------------------------------------
CExpression *
CConstExprEvaluatorDXL::PexprEval
(
CExpression *pexpr
)
{
GPOS_ASSERT(NULL != pexpr);
const CHAR *szErrorMsg = "";
if (!FValidInput(pexpr, &szErrorMsg))
{
GPOS_RAISE(gpopt::ExmaGPOPT, gpopt::ExmiEvalUnsupportedScalarExpr, szErrorMsg);
}
CDXLNode *pdxlnExpr = m_trexpr2dxl.PdxlnScalar(pexpr);
CDXLNode *pdxlnResult = m_pconstdxleval->PdxlnEvaluateExpr(pdxlnExpr);
GPOS_ASSERT(EdxloptypeScalar == pdxlnResult->Pdxlop()->Edxloperatortype());
CExpression *pexprResult = m_trdxl2expr.PexprTranslateScalar(pdxlnResult, NULL /*pdrgpcr*/);
pdxlnResult->Release();
pdxlnExpr->Release();
return pexprResult;
}
//---------------------------------------------------------------------------
// @function:
// CParseHandlerTest::EresParseAndSerializeScalarExpr
//
// @doc:
// Parses a ScalarExpr and verifies that the serialization is identical
// to the original input.
//
//---------------------------------------------------------------------------
GPOS_RESULT
CParseHandlerTest::EresParseAndSerializeScalarExpr
(
IMemoryPool *pmp,
const CHAR *szDXLFileName,
BOOL fValidate
)
{
// read DXL file
CHAR *szDXL = CDXLUtils::SzRead(pmp, szDXLFileName);
GPOS_CHECK_ABORT;
const CHAR *szValidationPath = NULL;
if (fValidate)
{
szValidationPath = CTestUtils::m_szXSDPath;
}
// the root of the parsed DXL tree
CDXLNode *pdxlnRoot = CDXLUtils::PdxlnParseScalarExpr(pmp, szDXL, szValidationPath);
GPOS_CHECK_ABORT;
CWStringDynamic str(pmp);
COstreamString oss(&str);
oss << "Serializing parsed tree" << std::endl;
CWStringDynamic *pstr = CDXLUtils::PstrSerializeScalarExpr(pmp, pdxlnRoot, true /*fSerializeHeaderFooter*/, true /*fIndent*/);
GPOS_CHECK_ABORT;
CWStringDynamic dstrExpected(pmp);
dstrExpected.AppendFormat(GPOS_WSZ_LIT("%s"), szDXL);
GPOS_RESULT eres = GPOS_OK;
if (!dstrExpected.FEquals(pstr))
{
GPOS_TRACE(dstrExpected.Wsz());
GPOS_TRACE(pstr->Wsz());
GPOS_ASSERT(!"Not matching");
eres = GPOS_FAILED;
}
// cleanup
pdxlnRoot->Release();
GPOS_DELETE(pstr);
GPOS_DELETE_ARRAY(szDXL);
return eres;
}
//---------------------------------------------------------------------------
// @function:
// CDXLUtilsTest::EresUnittest_SerializePlan
//
// @doc:
// Testing serialization of plans in DXL
//
//---------------------------------------------------------------------------
GPOS_RESULT
CDXLUtilsTest::EresUnittest_SerializePlan()
{
// create memory pool
CAutoMemoryPool amp;
IMemoryPool *pmp = amp.Pmp();
// read DXL file
CHAR *szDXL = CDXLUtils::SzRead(pmp, szPlanFile);
ULLONG ullPlanId = ULLONG_MAX;
ULLONG ullPlanSpaceSize = ULLONG_MAX;
CDXLNode *pdxln = CDXLUtils::PdxlnParsePlan(pmp, szDXL, NULL /*szXSDPath*/, &ullPlanId, &ullPlanSpaceSize);
// serialize with document header
BOOL rgfIndentation[] = {true, false};
BOOL rgfHeaders[] = {true, false};
CWStringDynamic str(pmp);
COstreamString oss(&str);
for (ULONG ulHeaders = 0; ulHeaders < GPOS_ARRAY_SIZE(rgfHeaders); ulHeaders++)
{
for (ULONG ulIndent = 0; ulIndent < GPOS_ARRAY_SIZE(rgfIndentation); ulIndent++)
{
CWStringDynamic *pstr = CDXLUtils::PstrSerializePlan(pmp, pdxln, ullPlanId, ullPlanSpaceSize, rgfHeaders[ulHeaders], rgfIndentation[ulIndent]);
oss << "Headers: " << rgfHeaders[ulHeaders] << ", indentation: " << rgfIndentation[ulIndent] << std::endl;
oss << pstr->Wsz() << std::endl;
GPOS_DELETE(pstr);
}
}
GPOS_TRACE(str.Wsz());
// cleanup
pdxln->Release();
GPOS_DELETE_ARRAY(szDXL);
return GPOS_OK;
}
//---------------------------------------------------------------------------
// @function:
// CICGTest::EresUnittest_NegativeIndexApplyTests
//
// @doc:
// Negative IndexApply tests;
// optimizer should not be able to generate a plan
//
//---------------------------------------------------------------------------
GPOS_RESULT
CICGTest::EresUnittest_NegativeIndexApplyTests()
{
// enable (Redistribute, Broadcast) hash join plans
CAutoTraceFlag atf(EopttraceEnableRedistributeBroadcastHashJoin, true /*fVal*/);
// disable physical scans and NLJ to force using index-apply
CAutoTraceFlag atfDTS(EopttraceDisableXformBase + CXform::ExfDynamicGet2DynamicTableScan, true);
CAutoTraceFlag atfTS(EopttraceDisableXformBase + CXform::ExfGet2TableScan, true);
CAutoTraceFlag atfNLJ(EopttraceDisableXformBase + CXform::ExfInnerJoin2NLJoin, true);
CAutoMemoryPool amp(CAutoMemoryPool::ElcNone);
IMemoryPool *pmp = amp.Pmp();
GPOS_RESULT eres = GPOS_OK;
const ULONG ulTests = GPOS_ARRAY_SIZE(rgszNegativeIndexApplyFileNames);
for (ULONG ul = m_ulNegativeIndexApplyTestCounter; ul < ulTests; ul++)
{
GPOS_TRY
{
ICostModel *pcm = CTestUtils::Pcm(pmp);
COptimizerConfig *poconf = GPOS_NEW(pmp) COptimizerConfig
(
CEnumeratorConfig::Pec(pmp, 0 /*ullPlanId*/),
CStatisticsConfig::PstatsconfDefault(pmp),
CCTEConfig::PcteconfDefault(pmp),
pcm,
CHint::PhintDefault(pmp)
);
CDXLNode *pdxlnPlan = CMinidumperUtils::PdxlnExecuteMinidump
(
pmp,
rgszNegativeIndexApplyFileNames[ul],
GPOPT_TEST_SEGMENTS /*ulSegments*/,
1 /*ulSessionId*/,
1, /*ulCmdId*/
poconf,
NULL /*pceeval*/
);
GPOS_CHECK_ABORT;
poconf->Release();
pdxlnPlan->Release();
pcm->Release();
// test should have thrown
eres = GPOS_FAILED;
break;
}
GPOS_CATCH_EX(ex)
{
if (GPOS_MATCH_EX(ex, gpopt::ExmaGPOPT, gpopt::ExmiNoPlanFound))
{
GPOS_RESET_EX;
}
else
{
GPOS_RETHROW(ex);
}
}
GPOS_CATCH_END;
m_ulNegativeIndexApplyTestCounter++;
}
if (GPOS_OK == eres)
{
m_ulNegativeIndexApplyTestCounter = 0;
}
return eres;
}
//---------------------------------------------------------------------------
// @function:
// CICGTest::EresUnittest_RunUnsupportedMinidumpTests
//
// @doc:
// Run all unsupported Minidump-based tests
//
//---------------------------------------------------------------------------
GPOS_RESULT
CICGTest::EresUnittest_RunUnsupportedMinidumpTests()
{
// enable (Redistribute, Broadcast) hash join plans
CAutoTraceFlag atf1(EopttraceEnableRedistributeBroadcastHashJoin, true /*fVal*/);
CAutoTraceFlag atf2(EopttraceDisableXformBase + CXform::ExfDynamicGet2DynamicTableScan, true);
CAutoMemoryPool amp(CAutoMemoryPool::ElcNone);
IMemoryPool *pmp = amp.Pmp();
GPOS_RESULT eres = GPOS_OK;
const ULONG ulTests = GPOS_ARRAY_SIZE(unSupportedTestCases);
for (ULONG ul = m_ulUnsupportedTestCounter; ul < ulTests; ul++)
{
const CHAR *szFilename = unSupportedTestCases[ul].szFilename;
CDXLMinidump *pdxlmd = CMinidumperUtils::PdxlmdLoad(pmp, szFilename);
bool unmatchedException = false;
ULONG unmatchedExceptionMajor = 0;
ULONG unmatchedExceptionMinor = 0;
GPOS_TRY
{
ICostModel *pcm = CTestUtils::Pcm(pmp);
COptimizerConfig *poconf = pdxlmd->Poconf();
CDXLNode *pdxlnPlan = CMinidumperUtils::PdxlnExecuteMinidump
(
pmp,
szFilename,
poconf->Pcm()->UlHosts() /*ulSegments*/,
1 /*ulSessionId*/,
1, /*ulCmdId*/
poconf,
NULL /*pceeval*/
);
GPOS_CHECK_ABORT;
pdxlnPlan->Release();
pcm->Release();
// test should have thrown
eres = GPOS_FAILED;
break;
}
GPOS_CATCH_EX(ex)
{
unmatchedExceptionMajor = ex.UlMajor();
unmatchedExceptionMinor = ex.UlMinor();
// verify expected exception
if (unSupportedTestCases[ul].ulMajor == unmatchedExceptionMajor
&& unSupportedTestCases[ul].ulMinor == unmatchedExceptionMinor)
{
eres = GPOS_OK;
}
else
{
unmatchedException = true;
eres = GPOS_FAILED;
}
GPOS_RESET_EX;
}
GPOS_CATCH_END;
GPOS_DELETE(pdxlmd);
m_ulUnsupportedTestCounter++;
if (GPOS_FAILED == eres && unmatchedException)
{
CAutoTrace at(pmp);
at.Os() << "Test failed due to unmatched exceptions." << std::endl;
at.Os() << " Expected result: " << unSupportedTestCases[ul].ulMajor << "." << unSupportedTestCases[ul].ulMinor << std::endl;
at.Os() << " Actual result: " << unmatchedExceptionMajor << "." << unmatchedExceptionMinor << std::endl;
}
}
if (GPOS_OK == eres)
{
m_ulUnsupportedTestCounter = 0;
}
return eres;
}
//---------------------------------------------------------------------------
// @function:
// PvExec
//
// @doc:
// Function driving execution.
//
//---------------------------------------------------------------------------
static void *
PvExec
(
void *pv
)
{
CMainArgs *pma = (CMainArgs*) pv;
CBitVector bv(ITask::PtskSelf()->Pmp(), CUnittest::UlTests());
CHAR ch = '\0';
CHAR *szFileName = NULL;
BOOL fMinidump = false;
BOOL fUnittest = false;
while (pma->FGetopt(&ch))
{
CHAR *szTestName = NULL;
switch (ch)
{
case 'U':
szTestName = optarg;
// fallthru
case 'u':
CUnittest::FindTest(bv, CUnittest::EttStandard, szTestName);
fUnittest = true;
break;
case 'x':
CUnittest::FindTest(bv, CUnittest::EttExtended, NULL /*szTestName*/);
fUnittest = true;
break;
case 'T':
CUnittest::SetTraceFlag(optarg);
break;
case 'd':
fMinidump = true;
szFileName = optarg;
break;
default:
// ignore other parameters
break;
}
}
if (fMinidump && fUnittest)
{
GPOS_TRACE(GPOS_WSZ_LIT("Cannot specify -d and -U/-u options at the same time"));
return NULL;
}
if (fMinidump)
{
// initialize DXL support
InitDXL();
CMDCache::Init();
CAutoMemoryPool amp;
IMemoryPool *pmp = amp.Pmp();
COptimizerConfig* poconf = COptimizerConfig::PoconfDefault(pmp);
CDXLNode *pdxlnPlan = CMinidumperUtils::PdxlnExecuteMinidump
(
pmp,
szFileName,
GPOPT_TEST_SEGMENTS,
1 /*ulSessionId*/,
1 /*ulCmdId*/,
poconf,
NULL /*pceeval*/
);
poconf->Release();
pdxlnPlan->Release();
CMDCache::Shutdown();
}
else
{
GPOS_ASSERT(fUnittest);
tests_failed = CUnittest::Driver(&bv);
}
return NULL;
}
//---------------------------------------------------------------------------
// @function:
// CMissingStatsTest::EresUnittest_RunTests
//
// @doc:
// Run all Minidump-based tests with plan matching
//
//---------------------------------------------------------------------------
GPOS_RESULT
CMissingStatsTest::EresUnittest_RunTests()
{
SMissingStatsTestCase rgtc[] =
{
{"../data/dxl/minidump/MissingStats.mdp", 2},
{"../data/dxl/minidump/NoMissingStatsAfterDroppedCol.mdp", 0},
{"../data/dxl/minidump/NoMissingStats.mdp", 0},
{"../data/dxl/minidump/NoMissingStatsForEmptyTable.mdp", 0},
{"../data/dxl/minidump/NoMissingStatsAskingForSystemColFOJ.mdp", 0},
};
CAutoMemoryPool amp(CAutoMemoryPool::ElcNone);
IMemoryPool *pmp = amp.Pmp();
GPOS_RESULT eres = GPOS_OK;
const ULONG ulTests = GPOS_ARRAY_SIZE(rgtc);
for (ULONG ul = m_ulMissingStatsTestCounter; ((ul < ulTests) && (GPOS_OK == eres)); ul++)
{
ICostModel *pcm = CTestUtils::Pcm(pmp);
CAutoTraceFlag atf1(EopttracePrintColsWithMissingStats, true /*fVal*/);
COptimizerConfig *poconf = GPOS_NEW(pmp) COptimizerConfig
(
CEnumeratorConfig::Pec(pmp, 0 /*ullPlanId*/),
CStatisticsConfig::PstatsconfDefault(pmp),
CCTEConfig::PcteconfDefault(pmp),
pcm,
CHint::PhintDefault(pmp),
CWindowOids::Pwindowoids(pmp)
);
SMissingStatsTestCase testCase = rgtc[ul];
CDXLNode *pdxlnPlan = CMinidumperUtils::PdxlnExecuteMinidump
(
pmp,
testCase.m_szInputFile,
GPOPT_TEST_SEGMENTS /*ulSegments*/,
1 /*ulSessionId*/,
1, /*ulCmdId*/
poconf,
NULL /*pceeval*/
);
CStatisticsConfig *pstatsconf = poconf->Pstatsconf();
DrgPmdid *pdrgmdidCol = GPOS_NEW(pmp) DrgPmdid(pmp);
pstatsconf->CollectMissingStatsColumns(pdrgmdidCol);
ULONG ulMissingStats = pdrgmdidCol->UlLength();
if (ulMissingStats != testCase.m_ulExpectedMissingStats)
{
// for debug traces
CWStringDynamic str(pmp);
COstreamString oss(&str);
// print objects
oss << std::endl;
oss << "Expected Number of Missing Columns: " << testCase.m_ulExpectedMissingStats;
oss << std::endl;
oss << "Number of Missing Columns: " << ulMissingStats;
oss << std::endl;
GPOS_TRACE(str.Wsz());
eres = GPOS_FAILED;
}
GPOS_CHECK_ABORT;
poconf->Release();
pdxlnPlan->Release();
m_ulMissingStatsTestCounter++;
}
if (GPOS_OK == eres)
{
m_ulMissingStatsTestCounter = 0;
}
return eres;
}
//---------------------------------------------------------------------------
// @function:
// CCostTest::EresUnittest_CalibratedCostModel
//
// @doc:
// GPDB's calibrated cost model test
//
//---------------------------------------------------------------------------
GPOS_RESULT
CCostTest::EresUnittest_CalibratedCostModel()
{
CAutoTraceFlag atf1(EtraceSimulateOOM, false);
CAutoTraceFlag atf2(EtraceSimulateAbort, false);
CAutoTraceFlag atf3(EtraceSimulateIOError, false);
CAutoTraceFlag atf4(EtraceSimulateNetError, false);
CAutoMemoryPool amp;
IMemoryPool *pmp = amp.Pmp();
// setup a file-based provider
CMDProviderMemory *pmdp = CTestUtils::m_pmdpf;
pmdp->AddRef();
CMDAccessor mda(pmp, CMDCache::Pcache(), CTestUtils::m_sysidDefault, pmdp);
ICostModel *pcm = GPOS_NEW(pmp) CCostModelGPDB(pmp, GPOPT_TEST_SEGMENTS);
pcm->AddRef();
{
// install opt context in TLS
CAutoOptCtxt aoc
(
pmp,
&mda,
NULL, /* pceeval */
pcm
);
TestParams(pmp, true /*fCalibrated*/);
}
// minidump files
const CHAR *rgszFileNamesCalibratedCostModel[] =
{
"../data/dxl/minidump/PartTbl-MultiWayJoinWithDPE.mdp",
"../data/dxl/tpch/q2.mdp",
"../data/dxl/minidump/CTE-4.mdp",
"../data/dxl/minidump/Lead-Lag-WinFuncs.mdp",
};
COptimizerConfig* poconf = COptimizerConfig::PoconfDefault(pmp, pcm);
for (ULONG ul = 0; ul < GPOS_ARRAY_SIZE(rgszFileNamesCalibratedCostModel); ul++)
{
CDXLNode *pdxlnPlan = CMinidumperUtils::PdxlnExecuteMinidump
(
pmp,
rgszFileNamesCalibratedCostModel[ul],
GPOPT_TEST_SEGMENTS,
1 /*ulSessionId*/,
1 /*ulCmdId*/,
poconf,
NULL /*pceeval*/
);
pdxlnPlan->Release();
}
poconf->Release();
return GPOS_OK;
}
//---------------------------------------------------------------------------
// @function:
// PvExec
//
// @doc:
// Function driving execution.
//
//---------------------------------------------------------------------------
static void *
PvExec
(
void *pv
)
{
CMainArgs *pma = (CMainArgs*) pv;
CBitVector bv(ITask::Self()->Pmp(), CUnittest::UlTests());
CHAR ch = '\0';
CHAR *file_name = NULL;
BOOL fMinidump = false;
BOOL fUnittest = false;
ULLONG ullPlanId = 0;
while (pma->Getopt(&ch))
{
CHAR *szTestName = NULL;
switch (ch)
{
case 'U':
szTestName = optarg;
// fallthru
case 'u':
CUnittest::FindTest(bv, CUnittest::EttStandard, szTestName);
fUnittest = true;
break;
case 'x':
CUnittest::FindTest(bv, CUnittest::EttExtended, NULL /*szTestName*/);
fUnittest = true;
break;
case 'T':
CUnittest::SetTraceFlag(optarg);
break;
case 'i':
ullPlanId = CUnittest::UllParsePlanId(optarg);
GPOS_SET_TRACE(EopttraceEnumeratePlans);
break;
case 'd':
fMinidump = true;
file_name = optarg;
break;
default:
// ignore other parameters
break;
}
}
if (fMinidump && fUnittest)
{
GPOS_TRACE(GPOS_WSZ_LIT("Cannot specify -d and -U/-u options at the same time"));
return NULL;
}
if (fMinidump)
{
// initialize DXL support
InitDXL();
CMDCache::Init();
CAutoMemoryPool amp;
IMemoryPool *mp = amp.Pmp();
// load dump file
CDXLMinidump *pdxlmd = CMinidumperUtils::PdxlmdLoad(mp, file_name);
GPOS_CHECK_ABORT;
COptimizerConfig *optimizer_config = pdxlmd->GetOptimizerConfig();
if (NULL == optimizer_config)
{
optimizer_config = COptimizerConfig::PoconfDefault(mp);
}
else
{
optimizer_config -> AddRef();
}
if (ullPlanId != 0)
{
optimizer_config->GetEnumeratorCfg()->SetPlanId(ullPlanId);
}
ULONG ulSegments = CTestUtils::UlSegments(optimizer_config);
CDXLNode *pdxlnPlan = CMinidumperUtils::PdxlnExecuteMinidump
(
mp,
file_name,
ulSegments,
1 /*ulSessionId*/,
1 /*ulCmdId*/,
optimizer_config,
NULL /*pceeval*/
);
GPOS_DELETE(pdxlmd);
optimizer_config->Release();
pdxlnPlan->Release();
CMDCache::Shutdown();
}
else
{
GPOS_ASSERT(fUnittest);
tests_failed = CUnittest::Driver(&bv);
}
return NULL;
}
