undoscenario.test.cpp File Reference

Implements class CLASS? More...

Include dependency graph for undoscenario.test.cpp:

Go to the source code of this file.

Classes
class	UndoScenarioTest
	Testing various undo/redo scenario. More...

Functions
	TEST_F (UndoScenarioTest, undoViewportSetRange)
	Check undo/redo of ViewportAxisItem range, when it is listened by the controller. More...

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 undoscenario.test.cpp.

Function Documentation

TEST_F()

TEST_F	(	UndoScenarioTest	,
		undoViewportSetRange
	)

Check undo/redo of ViewportAxisItem range, when it is listened by the controller.

Real-life bug.

Definition at line 36 of file undoscenario.test.cpp.

{
    // initialzing model, custom plot and controller
    SessionModel model;
    auto axisItem = model.insertItem<ViewportAxisItem>();
    axisItem->setProperty(ViewportAxisItem::P_MIN, 1.0);
    axisItem->setProperty(ViewportAxisItem::P_MAX, 2.0);
    QCustomPlot custom_plot;
    ViewportAxisPlotController controller(custom_plot.xAxis);
    controller.setItem(axisItem);
 
    // initial axis state
    EXPECT_EQ(custom_plot.xAxis->range().lower, 1.0);
    EXPECT_EQ(custom_plot.xAxis->range().upper, 2.0);
 
    // enabling undo/redo, and  its initial state
    model.setUndoRedoEnabled(true);
    auto stack = model.undoStack();
    EXPECT_FALSE(stack->canRedo());
    EXPECT_FALSE(stack->canUndo());
    EXPECT_EQ(stack->index(), 0);
    EXPECT_EQ(stack->count(), 0);
 
    // changing axis
    axisItem->setProperty(ViewportAxisItem::P_MAX, 20.0);
    EXPECT_FALSE(stack->canRedo());
    EXPECT_TRUE(stack->canUndo());
    EXPECT_EQ(stack->index(), 1);
    EXPECT_EQ(stack->count(), 1);
    EXPECT_EQ(custom_plot.xAxis->range().lower, 1.0);
    EXPECT_EQ(custom_plot.xAxis->range().upper, 20.0);
 
    // undoing
    stack->undo();
    EXPECT_TRUE(stack->canRedo());
    EXPECT_FALSE(stack->canUndo());
    EXPECT_EQ(stack->index(), 0);
    EXPECT_EQ(stack->count(), 1);
    EXPECT_EQ(custom_plot.xAxis->range().lower, 1.0);
    EXPECT_EQ(custom_plot.xAxis->range().upper, 2.0);
 
    // redoing
    stack->redo();
    EXPECT_FALSE(stack->canRedo());
    EXPECT_TRUE(stack->canUndo());
    EXPECT_EQ(stack->index(), 1);
    EXPECT_EQ(stack->count(), 1);
    EXPECT_EQ(custom_plot.xAxis->range().lower, 1.0);
    EXPECT_EQ(custom_plot.xAxis->range().upper, 20.0);
}

References ModelView::SessionModel::insertItem(), ModelView::BasicAxisItem::P_MAX, ModelView::BasicAxisItem::P_MIN, ModelView::ItemListenerBase::setItem(), ModelView::SessionItem::setProperty(), ModelView::SessionModel::setUndoRedoEnabled(), and ModelView::SessionModel::undoStack().

Here is the call graph for this function: