public void Draw_PreferredHeightOfAComponentChange_LayoutContainerIsTriggered()
{
var componentMock = new GraphicComponentMock { VerticalPolicy = ResizePolicy.Preferred };
var container = CreateContainer(componentMock);
componentMock.RaisePreferredSizeChanged();
container.Draw();
layoutMock.Verify(l => l.LayoutContainer(container), Times.Once);
}
public void PreferredHeight_ComponentsPreferredHeightChanged_EqualsContentsNewPreferredHeight()
{
var arrowMock = new GraphicComponentMock();
var contentMock = new GraphicComponentMock();
var container = CreateContainer(arrowMock, contentMock);
contentMock.PreferredHeight = 10;
contentMock.RaisePreferredSizeChanged();
Assert.AreEqual(10, container.PreferredHeight, 10e-9);
}