C++ Model::beginModification方法代码示例

TEST(FilePersistence, SaveMultipleUnits)
{
	QString testDir = QDir::tempPath() + QDir::toNativeSeparators("/Envision/FilePersistence/tests");
	Model::Model model;
	FileStore store;
	store.setBaseFolder(testDir);

	TestNodes::BinaryNode* root = dynamic_cast<TestNodes::BinaryNode*> (model.createRoot("BinaryNode"));

	model.beginModification(root, "set title");
	root->name()->set("Root");
	TestNodes::BinaryNode* left = root->setLeft<TestNodes::BinaryNodePersistenceUnit>();
	TestNodes::BinaryNode* right = root->setRight<TestNodes::BinaryNode>();

	left->name()->set("Left child");
	TestNodes::BinaryNode* leftleft = left->setLeft<TestNodes::BinaryNode>();
	leftleft->name()->set("in a new unit");
	right->name()->set("Right child");
	model.endModification();

	model.setName("units");
	model.save(&store);
	CHECK_TEXT_FILES_EQUAL(":/FilePersistence/test/persisted/units/units", testDir + "/units/units");
	CHECK_TEXT_FILES_EQUAL(":/FilePersistence/test/persisted/units/2", testDir + "/units/2");
}

TEST(FilePersistence, SaveList)
{
	QString testDir = QDir::tempPath() + "/Envision/FilePersistence/tests";
	Model::Model model;
	FileStore store;
	store.setBaseFolder(testDir);

	TestNodes::PartialList* root = dynamic_cast<TestNodes::PartialList*> (model.createRoot("PartialList"));

	model.beginModification(root, "create ");
	Model::Text* one = new Model::Text();
	one->set("one");
	root->list()->append(one);
	Model::Text* two = new Model::Text();
	two->set("two");
	root->list()->append(two);
	Model::Text* three = new Model::Text();
	three->set("three");
	root->list()->append(three);
	Model::Text* four = new Model::Text();
	four->set("four");
	root->list()->append(four);
	model.endModification();

	model.setName("partial");
	model.save(&store);

	CHECK_TEXT_FILES_EQUAL(":/FilePersistence/test/persisted/partial/partial", testDir + "/partial/partial");
}

TEST(OOModel, SimpleProjectTest)
{
	Model::Model model;
	Project* root = dynamic_cast<Project*> (model.createRoot("Project"));

	CHECK_CONDITION(root != nullptr);
	CHECK_CONDITION(root->name().isEmpty());
	model.beginModification(root, "setName");
	root->setName("prj");
	model.endModification();
	CHECK_STR_EQUAL("prj", root->name());
}

TEST(FilePersistence, ReSaveList)
{
	QString srcDir(":/FilePersistence/test/persisted");
	QString destDir(QDir::tempPath() + "/Envision/FilePersistence/tests");

	QFile src(srcDir + "/partial/partial");
	QFile dest(destDir + "/partialResave/partialResave");

	if (dest.exists())
	{
		bool removed = dest.remove();
		CHECK_CONDITION(removed);
	}

	if (!QDir(destDir + "/partialResave").exists())
	{
		bool createdDir = QDir().mkpath(destDir + "/partialResave");
		CHECK_CONDITION(createdDir);
	}
	bool copied = src.copy(dest.fileName());
	CHECK_CONDITION(copied);

	bool permissionOk = dest.setPermissions(QFile::ReadOwner | QFile::WriteOwner);
	CHECK_CONDITION(permissionOk);

	Model::Model model;
	FileStore store;
	store.setBaseFolder(destDir);

	model.load(&store, "partialResave");
	TestNodes::PartialList* root = dynamic_cast<TestNodes::PartialList*> (model.root());

	CHECK_CONDITION(root->list()->isFullyLoaded() == false);

	model.beginModification(root->list(), "fake modification ");
	model.endModification();

	CHECK_CONDITION(root->list()->isFullyLoaded() == false);
	model.setName("partialResave");
	model.save(&store);
	CHECK_CONDITION(root->list()->isFullyLoaded() == false);

	CHECK_TEXT_FILES_EQUAL(":/FilePersistence/test/persisted/partialResave/partialResave", destDir + "/partialResave/partialResave");
}

TEST(VisualizationBase, ExtendableTest)
{
	Model::Model* model = new Model::Model();
	Model::List* list = static_cast<Model::List*> (model->createRoot("List"));

	model->beginModification(list, "set");
	TestNodes::BinaryNode* first = new TestNodes::BinaryNode();
	list->append(first);
	TestNodes::BinaryNode* second = new TestNodes::BinaryNode();
	list->append(second);
	Model::Text* third = new Model::Text();
	list->append(third);

	first->name()->set("First node");
	TestNodes::BinaryNode* left = new TestNodes::BinaryNode();
	first->setLeft(left);
	TestNodes::BinaryNode* right = new TestNodes::BinaryNode();
	first->setRight(right);
	left->name()->set("left node");
	right->name()->set("right node");

	second->name()->set("Empty node");

	third->set("Some independent text");

	list->append(new TestBoxNode("someText"));
	list->append(new TestBoxNode("stretch", true));

	model->endModification();

	auto top = new RootItem(list);
	auto scene = VisualizationManager::instance().mainScene();
	scene->addTopLevelItem( top );
	QApplication::processEvents();

	VList* l = dynamic_cast<VList*> (top->item());
	l->itemAt<VExtendable>(1)->setExpanded(false);
	scene->scheduleUpdate();
	scene->listenToModel(model);

	CHECK_CONDITION(scene);
}

TEST(InteractionBase, TextSelect)
{
	Scene* scene = new Scene();

	Model::Model* model = new Model::Model();
	Model::List* list = static_cast<Model::List*> (model->createRoot("List"));

	model->beginModification(list, "set");
	TestNodes::BinaryNode* first = new TestNodes::BinaryNode();
	list->append(first);
	TestNodes::BinaryNode* second = new TestNodes::BinaryNode();
	list->append(second);
	Model::Text* third = new Model::Text();
	list->append(third);

	first->name()->set("First node");
	TestNodes::BinaryNode* left = new TestNodes::BinaryNode();
	first->setLeft(left);
	TestNodes::BinaryNode* right = new TestNodes::BinaryNode();
	first->setRight(right);
	left->name()->set("left node");
	right->name()->set("right node");

	second->name()->set("Empty node");

	third->set("Some independent text");
	model->endModification();

	VList* l = dynamic_cast<VList*> (scene->renderer()->render(nullptr, list));
	scene->addTopLevelItem(l);
	scene->scheduleUpdate();
	QApplication::processEvents();

	l->at<VExtendable>(0)->setExpanded();
	scene->scheduleUpdate();
	scene->listenToModel(model);

	// Create view
	MainView* view = new MainView(scene);
	CHECK_CONDITION(view != nullptr);
}

TEST(FilePersistence, SavingTypedList)
{
	QString testDir = QDir::tempPath() + "/Envision/FilePersistence/tests";
	Model::Model model;
	FileStore store;
	store.setBaseFolder(testDir);

	Model::TypedList<Model::Text>* list = dynamic_cast<Model::TypedList<Model::Text>*> (model.createRoot("TypedListOfText"));

	model.beginModification(list, "create");
	Model::Text* one = new Model::Text();
	one->set("one");
	list->append(one);
	Model::Text* two = new Model::Text();
	two->set("two");
	list->append(two);
	model.endModification();

	model.setName("typedList");
	model.save(&store);

	CHECK_TEXT_FILES_EQUAL(":/FilePersistence/test/persisted/typedList/typedList", testDir + "/typedList/typedList");
}

TEST(OOModel, JavaLibraryAndHelloWorldTest)
{
	Model::Model model;
	Project* prj = dynamic_cast<Project*> (model.createRoot("Project"));

	model.beginModification(prj, "build simple java library and a hello world app");
	prj->setName("HelloWorld");

	// Build a simple Java Library
	Library* java = prj->libraries()->append<Library>();
	java->setName("Java");

	Class* string = java->classes()->append<Class>();
	string->setName("String");
	string->setVisibility(Visibility::PUBLIC);

	Module* io = java->modules()->append<Module>();
	io->setName("io");

	Class* printstream = io->classes()->append<Class>();
	printstream->setName("PrintStream");
	printstream->setVisibility(Visibility::PUBLIC);

	Method* println = printstream->methods()->append<Method>();
	println->setName("println");
	println->setVisibility(Visibility::PUBLIC);

	FormalArgument* arg = println->arguments()->append<FormalArgument>();
	arg->setName("x");
	NamedType* argType = arg->setType<NamedType>();
	argType->type()->ref()->set("class:String");

	Class* system = java->classes()->append<Class>();
	system->setName("System");
	system->setVisibility(Visibility::PUBLIC);
	Field* out = system->fields()->append<Field>();
	out->setName("out");
	out->setVisibility(Visibility::PUBLIC);
	out->setStorageSpecifier(StorageSpecifier::CLASS_VARIABLE);
	NamedType* outtype = out->setType<NamedType>();
	outtype->type()->ref()->set("class:PrintStream");
	outtype->type()->setPrefix<ReferenceExpression>()->ref()->set("mod:io");

	// Build a simple HelloWorld Application
	Class* hello = prj->classes()->append<Class>();
	hello->setName("HelloWorld");
	hello->setVisibility(Visibility::PUBLIC);
	Method* main = hello->methods()->append<Method>();

	main->setName("main");
	main->setVisibility(Visibility::PUBLIC);
	main->setStorageSpecifier(StorageSpecifier::CLASS_VARIABLE);
	//TODO make an array argument

	MethodCallStatement* callPrintln = main->items()->append<MethodCallStatement>();
	StringLiteral* helloStr = callPrintln->arguments()->append<StringLiteral>();
	helloStr->setValue("Hello World");
	callPrintln->ref()->set("met:println");

	VariableAccess* va = callPrintln->setPrefix<VariableAccess>();
	va->ref()->set("field:out");

	ReferenceExpression* ref = va->setPrefix<ReferenceExpression>();
	ref->ref()->set("lib:Java,class:System");

	model.endModification();

	CHECK_STR_EQUAL("Java", java->name());
	CHECK_CONDITION(callPrintln->methodDefinition() != nullptr);
	CHECK_CONDITION(callPrintln->methodDefinition() == println);
}