TEST(MoreAdvancedComponent, MoreAdvancedComponent) { // Create component instances and compose them. SimComponent *parentComponent = new SimComponent(); SimpleComponent *simpleComponent = new SimpleComponent(); MoreAdvancedComponent *moreAdvComponent = new MoreAdvancedComponent(); // CodeReview note that the interface pointer isn't initialized in a ctor // on the components, so it's bad memory against which you might // be checking in testDependentInterface [3/3/2007 justind] parentComponent->addComponent( simpleComponent ); parentComponent->addComponent( moreAdvComponent ); simpleComponent->registerObject(); moreAdvComponent->registerObject(); // Put a break-point here, follow the onAdd call, and observe the order in // which the SimComponent::onAdd function executes. You will see the interfaces // get cached, and the dependent interface query being made. parentComponent->registerObject(); // If the MoreAdvancedComponent found an interface, than the parentComponent // should have returned true, from onAdd, and should therefore be registered // properly with the Sim EXPECT_TRUE( parentComponent->isProperlyAdded() ) << "Parent component not properly added!"; // Now lets test the interface. You can step through this, as well. EXPECT_TRUE( moreAdvComponent->testDependentInterface() ) << "Dependent interface test failed."; // CodeReview is there a reason we can't just delete the parentComponent here? [3/3/2007 justind] // // Clean up parentComponent->removeComponent( simpleComponent ); parentComponent->removeComponent( moreAdvComponent ); parentComponent->deleteObject(); moreAdvComponent->deleteObject(); simpleComponent->deleteObject(); };