Add some tests

pblottiere · pblottiere · commit fc876fe5475b · 2017-10-10T07:05:28.000+01:00
diff --git a/tests/src/gui/testqgsrelationreferencewidget.cpp b/tests/src/gui/testqgsrelationreferencewidget.cpp
@@ -40,6 +40,7 @@ class TestQgsRelationReferenceWidget : public QObject
 
     void testChainFilter();
     void testChainFilterRefreshed();
+    void testChainFilterDeleteForeignKey();
 
   private:
     std::unique_ptr<QgsVectorLayer> mLayer1;
@@ -222,5 +223,48 @@ void TestQgsRelationReferenceWidget::testChainFilterRefreshed()
   QCOMPARE( cbs[2]->currentText(), QString( "sleeve" ) );
 }
 
+void TestQgsRelationReferenceWidget::testChainFilterDeleteForeignKey()
+{
+  // init a relation reference widget
+  QStringList filterFields = { "material", "diameter", "raccord" };
+
+  QgsRelationReferenceWidget w( new QWidget() );
+  w.setChainFilters( true );
+  w.setFilterFields( filterFields );
+  w.setRelation( *mRelation, true );
+  w.init();
+
+  // check the default status of filter comboboxes
+  QList<QComboBox *> cbs = w.mFilterComboBoxes;
+
+  QCOMPARE( cbs[0]->currentText(), QString( "material" ) );
+  QCOMPARE( cbs[0]->isEnabled(), true );
+
+  QCOMPARE( cbs[1]->currentText(), QString( "diameter" ) );
+  QCOMPARE( cbs[1]->isEnabled(), false );
+
+  QCOMPARE( cbs[2]->currentText(), QString( "raccord" ) );
+  QCOMPARE( cbs[2]->isEnabled(), false );
+
+  // set a foreign key
+  w.setForeignKey( QVariant( 11 ) );
+
+  QCOMPARE( cbs[0]->currentText(), QString( "iron" ) );
+  QCOMPARE( cbs[1]->currentText(), QString( "120" ) );
+  QCOMPARE( cbs[2]->currentText(), QString( "sleeve" ) );
+
+  // delete the foreign key
+  w.deleteForeignKey();
+
+  QCOMPARE( cbs[0]->currentText(), QString( "material" ) );
+  QCOMPARE( cbs[0]->isEnabled(), true );
+
+  QCOMPARE( cbs[1]->currentText(), QString( "diameter" ) );
+  QCOMPARE( cbs[1]->isEnabled(), false );
+
+  QCOMPARE( cbs[2]->currentText(), QString( "raccord" ) );
+  QCOMPARE( cbs[2]->isEnabled(), false );
+}
+
 QGSTEST_MAIN( TestQgsRelationReferenceWidget )
 #include "testqgsrelationreferencewidget.moc"
