public void Test_OpenDiagramEditor_Closed()
{
// Arrange.
var diagram = new Diagram {
File = testDiagramFile
};
var diagramPreview = new PreviewDiagramViewModel(diagram);
var editor = new Mock <IDiagramEditor>();
editor.SetupGet(e => e.Diagram).Returns(diagram);
var diagramManager = CreateManager(d => editor.Object);
diagramManager.OpenDiagramCommand.Execute(diagramPreview);
DiagramClosedEventArgs closedArgs = null;
diagramManager.DiagramClosed += (o, e) => closedArgs = e;
// Act.
editor.Raise(e => e.Closed += null, EventArgs.Empty);
// Assert.
Assert.Empty(diagramManager.OpenDiagrams);
editor.Verify(e => e.SaveAsync(), Times.Never());
editor.Verify(e => e.Dispose());
Assert.NotNull(closedArgs);
Assert.Equal(diagram, closedArgs.Diagram);
}
private void diagramManager_DiagramClosed(object sender, DiagramClosedEventArgs e)
{
_settings.RecentFiles.Add(e.Diagram.File);
_settings.OpenFiles.FirstOrNone(file => fileComparer.Equals(file, e.Diagram.File)).Apply(file =>
_settings.OpenFiles.Remove(file));
}
