modellistener.test.cpp File Reference

Implements class CLASS? More...

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Classes
class	ModelListenerTest
	Tests of ModelListener class. More...
class	ModelListenerTest::TestListener

Functions
	TEST_F (ModelListenerTest, initialState)
	Initial state. More...
	TEST_F (ModelListenerTest, listenerDeletedBeforeTheModel)
	Checks that the listenerr can be deleted before the model. More...
	TEST_F (ModelListenerTest, modelDeletedBeforeListener)
	Check that controller aware of item deletion. More...
	TEST_F (ModelListenerTest, onDataChange)

Detailed Description

Implements class CLASS?

Homepage:\n http://www.bornagainproject.org

License:\n GNU General Public License v3 or higher (see COPYING)

Copyright

Forschungszentrum Jülich GmbH 2020

Authors

Gennady Pospelov et al, Scientific Computing Group at MLZ (see CITATION, AUTHORS)

Definition in file modellistener.test.cpp.

Function Documentation

TEST_F() [1/4]

TEST_F	(	ModelListenerTest	,
		initialState
	)

Initial state.

Definition at line 41 of file modellistener.test.cpp.

{
    SessionModel model;
    TestListener listener(&model);
    EXPECT_EQ(listener.model(), &model);
}

TEST_F() [2/4]

TEST_F	(	ModelListenerTest	,
		listenerDeletedBeforeTheModel
	)

Checks that the listenerr can be deleted before the model.

Definition at line 78 of file modellistener.test.cpp.

{
    // create model and its listener
    auto model = std::make_unique<SessionModel>();
    auto listener = std::make_unique<TestListener>(model.get());
 
    // assign to data-changed event
    int counter{0};
    auto on_data_change = [&counter](SessionItem*, int) { counter++; };
    listener->setOnDataChange(on_data_change);
 
    // changing the data and checking the listener
    auto item = model->insertItem<PropertyItem>();
    item->setData(42.0);
    EXPECT_EQ(counter, 1);
 
    // deleting the listener and trying to change the data again
    listener.reset();
    item->setData(43.0);
    EXPECT_EQ(counter, 1);
}

References ModelView::SessionItem::setData().

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TEST_F() [3/4]

TEST_F	(	ModelListenerTest	,
		modelDeletedBeforeListener
	)

Check that controller aware of item deletion.

Definition at line 65 of file modellistener.test.cpp.

{
    auto model = std::make_unique<SessionModel>();
    auto listener = std::make_unique<TestListener>(model.get());
 
    EXPECT_EQ(listener->model(), model.get());
 
    model.reset();
    EXPECT_EQ(listener->model(), nullptr);
}

TEST_F() [4/4]

TEST_F	(	ModelListenerTest	,
		onDataChange
	)

Definition at line 48 of file modellistener.test.cpp.

{
    auto model = std::make_unique<SessionModel>();
    auto listener = std::make_unique<TestListener>(model.get());
 
    int counter{0};
    auto on_data_change = [&counter](SessionItem*, int) { counter++; };
    listener->setOnDataChange(on_data_change);
 
    auto item = model->insertItem<PropertyItem>();
    item->setData(42.0);
 
    EXPECT_EQ(counter, 1);
}

References ModelView::SessionItem::setData().

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