public void SetIsSelected_Does_Not_Fire_SelectionChanged_Event_If_The_SelectionOrigin_Is_UI()
{
var element = new DataPropertiesElement();
var source = SelectionSource.Code;
var origin = SelectionOrigin.UI;
var helper = new HelperForElements();
element.SelectionChanged += new SelectionEventHandler<IElement, SelectionEventArgs>(helper.SelectionChanged_DummyHandler);
Assert.False(element.IsSelected);
element.SetIsSelected(true, source, origin);
Assert.Equal(0, helper.SelectionChanged_TimesCalled);
Assert.True(element.IsSelected);
}
public void SetIsSelected_Updates_The_IsSelected_Flag_If_The_Value_Changes()
{
var element = new DataPropertiesElement();
// origin will not effect of the flag is updated. ,just may not allow the event to be fired.
var origin = SelectionOrigin.None;
var helper = new HelperForElements();
element.SelectionChanged += new SelectionEventHandler<IElement, SelectionEventArgs>(helper.SelectionChanged_DummyHandler);
Assert.False(element.IsSelected);
element.SetIsSelected(true, SelectionSource.Mouse, origin);
Assert.Equal(0, helper.SelectionChanged_TimesCalled);
Assert.True(element.IsSelected);
}