tests for expression definition widget

qgis · Mar 19, 2020 · 77ae903 · 77ae903
1 parent 2642d9c
commit 77ae903
Showing 1 changed file with 28 additions and 0 deletions.
diff --git a/tests/src/gui/testprocessinggui.cpp b/tests/src/gui/testprocessinggui.cpp
@@ -2304,6 +2304,34 @@ void TestProcessingGui::testExpressionWrapper()
 
   // modeler wrapper
   testWrapper( QgsProcessingGui::Modeler );
+
+  // config widget
+  QgsProcessingParameterWidgetContext widgetContext;
+  QgsProcessingContext context;
+  std::unique_ptr< QgsProcessingParameterDefinitionWidget > widget = qgis::make_unique< QgsProcessingParameterDefinitionWidget >( QStringLiteral( "expression" ), context, widgetContext );
+  std::unique_ptr< QgsProcessingParameterDefinition > def( widget->createParameter( QStringLiteral( "param_name" ) ) );
+  QCOMPARE( def->name(), QStringLiteral( "param_name" ) );
+  QVERIFY( !( def->flags() & QgsProcessingParameterDefinition::FlagOptional ) ); // should default to mandatory
+  QVERIFY( !( def->flags() & QgsProcessingParameterDefinition::FlagAdvanced ) );
+
+  // using a parameter definition as initial values
+  QgsProcessingParameterExpression exprParam( QStringLiteral( "n" ), QStringLiteral( "test desc" ), QVariant(), QStringLiteral( "parent" ) );
+  widget = qgis::make_unique< QgsProcessingParameterDefinitionWidget >( QStringLiteral( "expression" ), context, widgetContext, &exprParam );
+  def.reset( widget->createParameter( QStringLiteral( "param_name" ) ) );
+  QCOMPARE( def->name(), QStringLiteral( "param_name" ) );
+  QCOMPARE( def->description(), QStringLiteral( "test desc" ) );
+  QVERIFY( !( def->flags() & QgsProcessingParameterDefinition::FlagOptional ) );
+  QVERIFY( !( def->flags() & QgsProcessingParameterDefinition::FlagAdvanced ) );
+  QCOMPARE( static_cast< QgsProcessingParameterExpression * >( def.get() )->parentLayerParameterName(), QStringLiteral( "parent" ) );
+  exprParam.setFlags( QgsProcessingParameterDefinition::FlagAdvanced | QgsProcessingParameterDefinition::FlagOptional );
+  exprParam.setParentLayerParameterName( QString() );
+  widget = qgis::make_unique< QgsProcessingParameterDefinitionWidget >( QStringLiteral( "expression" ), context, widgetContext, &exprParam );
+  def.reset( widget->createParameter( QStringLiteral( "param_name" ) ) );
+  QCOMPARE( def->name(), QStringLiteral( "param_name" ) );
+  QCOMPARE( def->description(), QStringLiteral( "test desc" ) );
+  QVERIFY( def->flags() & QgsProcessingParameterDefinition::FlagOptional );
+  QVERIFY( def->flags() & QgsProcessingParameterDefinition::FlagAdvanced );
+  QVERIFY( static_cast< QgsProcessingParameterExpression * >( def.get() )->parentLayerParameterName().isEmpty() );
 }
 
 void TestProcessingGui::testFieldSelectionPanel()