bool exprs_for_24(int a1, int a2, int a3, int a4) { int ar[4] = {a1, a2, a3, a4}; sort_quick(4, ar); int ops[4] = {'+', '-', '*', '/'}; int opr[3]; Rpermut rp(3, opr, sizeof(ops)/sizeof(int), ops); int a, b, c, d; int op1, op2, op3; bool found = false; for (; std::next_permutation(ar, ar+4); ) { a = ar[0]; b = ar[1]; c = ar[2]; d = ar[3]; for (rp.begin(); !rp.ended; rp.next()) { op1 = opr[0]; op2 = opr[1]; op3 = opr[2]; if (form1(a, b, c, d, op1, op2, op3) || form2(a, b, c, d, op1, op2, op3) || form3(a, b, c, d, op1, op2, op3) || form4(a, b, c, d, op1, op2, op3) || form5(a, b, c, d, op1, op2, op3)) found = true; } } return found; }
void TestQgsAttributeForm::testFieldConstraint() { // make a temporary vector layer QString def = QStringLiteral( "Point?field=col0:integer" ); QgsVectorLayer* layer = new QgsVectorLayer( def, QStringLiteral( "test" ), QStringLiteral( "memory" ) ); layer->setEditorWidgetSetup( 0, QgsEditorWidgetSetup( QStringLiteral( "TextEdit" ), QVariantMap() ) ); // add a feature to the vector layer QgsFeature ft( layer->dataProvider()->fields(), 1 ); ft.setAttribute( QStringLiteral( "col0" ), 0 ); // build a form for this feature QgsAttributeForm form( layer ); form.setFeature( ft ); // testing stuff QString validLabel = QStringLiteral( "col0<font color=\"green\">✔</font>" ); QString invalidLabel = QStringLiteral( "col0<font color=\"red\">✘</font>" ); QString warningLabel = QStringLiteral( "col0<font color=\"orange\">✘</font>" ); // set constraint layer->setConstraintExpression( 0, QString() ); // get wrapper QgsEditorWidgetWrapper *ww; ww = qobject_cast<QgsEditorWidgetWrapper*>( form.mWidgets[0] ); // no constraint so we expect a label with just the field name QLabel *label = form.mBuddyMap.value( ww->widget() ); QCOMPARE( label->text(), QString( "col0" ) ); // set a not null constraint layer->setConstraintExpression( 0, QStringLiteral( "col0 is not null" ) ); // build a form for this feature QgsAttributeForm form2( layer ); form2.setFeature( ft ); QSignalSpy spy( &form2, SIGNAL( attributeChanged( QString, QVariant ) ) ); ww = qobject_cast<QgsEditorWidgetWrapper*>( form2.mWidgets[0] ); label = form2.mBuddyMap.value( ww->widget() ); // set value to 1 ww->setValue( 1 ); QCOMPARE( spy.count(), 2 ); QCOMPARE( label->text(), validLabel ); // set value to null spy.clear(); ww->setValue( QVariant() ); QCOMPARE( spy.count(), 2 ); QCOMPARE( label->text(), invalidLabel ); // set value to 1 spy.clear(); ww->setValue( 1 ); QCOMPARE( spy.count(), 2 ); QCOMPARE( label->text(), validLabel ); // set a soft constraint layer->setConstraintExpression( 0, QStringLiteral( "col0 is not null" ) ); layer->setFieldConstraint( 0, QgsFieldConstraints::ConstraintExpression, QgsFieldConstraints::ConstraintStrengthSoft ); // build a form for this feature QgsAttributeForm form3( layer ); form3.setFeature( ft ); ww = qobject_cast<QgsEditorWidgetWrapper*>( form3.mWidgets[0] ); label = form3.mBuddyMap.value( ww->widget() ); // set value to 1 ww->setValue( 1 ); QCOMPARE( label->text(), validLabel ); // set value to null ww->setValue( QVariant() ); QCOMPARE( label->text(), warningLabel ); // set value to 1 ww->setValue( 1 ); QCOMPARE( label->text(), validLabel ); }
void TestQgsAttributeForm::testOKButtonStatus() { // make a temporary vector layer QString def = QStringLiteral( "Point?field=col0:integer" ); QgsVectorLayer* layer = new QgsVectorLayer( def, QStringLiteral( "test" ), QStringLiteral( "memory" ) ); // add a feature to the vector layer QgsFeature ft( layer->dataProvider()->fields(), 1 ); ft.setAttribute( QStringLiteral( "col0" ), 0 ); ft.setValid( true ); // set constraint layer->setConstraintExpression( 0, QString() ); // build a form for this feature QgsAttributeForm form( layer ); form.setFeature( ft ); QPushButton *okButton = form.mButtonBox->button( QDialogButtonBox::Ok ); // get wrapper QgsEditorWidgetWrapper *ww; ww = qobject_cast<QgsEditorWidgetWrapper*>( form.mWidgets[0] ); // testing stuff QSignalSpy spy1( &form, SIGNAL( attributeChanged( QString, QVariant ) ) ); QSignalSpy spy2( layer, SIGNAL( editingStarted() ) ); QSignalSpy spy3( layer, SIGNAL( editingStopped() ) ); // no constraint but layer not editable : OK button disabled QCOMPARE( layer->isEditable(), false ); QCOMPARE( okButton->isEnabled(), false ); // no constraint and editable layer : OK button enabled layer->startEditing(); QCOMPARE( spy2.count(), 1 ); QCOMPARE( layer->isEditable(), true ); QCOMPARE( okButton->isEnabled(), true ); // invalid constraint and editable layer : OK button disabled layer->setConstraintExpression( 0, QStringLiteral( "col0 = 0" ) ); QgsAttributeForm form2( layer ); form2.setFeature( ft ); ww = qobject_cast<QgsEditorWidgetWrapper*>( form2.mWidgets[0] ); okButton = form2.mButtonBox->button( QDialogButtonBox::Ok ); ww->setValue( 1 ); QCOMPARE( okButton->isEnabled(), false ); // valid constraint and editable layer : OK button enabled layer->setConstraintExpression( 0, QStringLiteral( "col0 = 2" ) ); QgsAttributeForm form3( layer ); form3.setFeature( ft ); ww = qobject_cast<QgsEditorWidgetWrapper*>( form3.mWidgets[0] ); okButton = form3.mButtonBox->button( QDialogButtonBox::Ok ); ww->setValue( 2 ); QCOMPARE( okButton->isEnabled(), true ); // valid constraint and not editable layer : OK button disabled layer->rollBack(); QCOMPARE( spy3.count(), 1 ); QCOMPARE( layer->isEditable(), false ); QCOMPARE( okButton->isEnabled(), false ); // set soft constraint layer->setFieldConstraint( 0, QgsFieldConstraints::ConstraintExpression, QgsFieldConstraints::ConstraintStrengthSoft ); QgsAttributeForm form4( layer ); form4.setFeature( ft ); ww = qobject_cast<QgsEditorWidgetWrapper*>( form4.mWidgets[0] ); okButton = form4.mButtonBox->button( QDialogButtonBox::Ok ); ww->setValue( 1 ); QVERIFY( !okButton->isEnabled() ); layer->startEditing(); // just a soft constraint, so OK should be enabled QVERIFY( okButton->isEnabled() ); layer->rollBack(); QVERIFY( !okButton->isEnabled() ); }