public void InsertImageFromClipboardCommand()
{
var clipboardMock = new Mock <IClipboardManager>();
var viewModel = new ImageListViewModel(Messenger, new CaptureImageService(), clipboardMock.Object, ImageProvider);
viewModel.InsertImageFromClipboardCommand.CanExecute(null).Should().BeFalse();
viewModel.InsertImageFromClipboardCommand.CanExecute(null).Should().BeFalse();
viewModel.InsertImageFromClipboardCommand.Execute(null);
ImageProvider.Images.Should().BeEmpty();
NotifyCollectionChangedEventArgs lastCollectionChanged = null;
ImageProvider.Images.CollectionChanged += (_, e) => lastCollectionChanged = e;
clipboardMock.Setup(m => m.ContainsImage()).Returns(true);
clipboardMock.Setup(m => m.GetImage()).Returns(() => TestUtil.DummyBitmapSource(10, 10));
viewModel.InsertImageFromClipboardCommand.CanExecute(null).Should().BeTrue();
viewModel.InsertImageFromClipboardCommand.Execute(null);
lastCollectionChanged.NewStartingIndex.Should().Be(0);
viewModel.InsertImageFromClipboardCommand.CanExecute(null).Should().BeTrue();
viewModel.InsertImageFromClipboardCommand.Execute(null);
lastCollectionChanged.NewStartingIndex.Should().Be(1);
ImageProvider.Images.SelectedIndex = 0;
viewModel.InsertImageFromClipboardCommand.CanExecute(null).Should().BeTrue();
viewModel.InsertImageFromClipboardCommand.Execute(null);
lastCollectionChanged.NewStartingIndex.Should().Be(1);
}
public void RemoveSelectedImageCommand()
{
var clipboardMock = new Mock <IClipboardManager>();
var viewModel = new ImageListViewModel(Messenger, new CaptureImageService(), clipboardMock.Object, ImageProvider);
viewModel.RemoveSelectedImageCommand.CanExecute(null).Should().BeFalse();
ImageProvider.AddImage(TestUtil.DummyBitmapSource(10, 10));
viewModel.RemoveSelectedImageCommand.CanExecute(null).Should().BeTrue();
viewModel.RemoveSelectedImageCommand.Execute(null);
ImageProvider.SelectedImage.Should().BeNull();
ImageProvider.Images.Should().BeEmpty();
}
public void CopyToClipboardCommand()
{
ImageProvider.AddImage(TestUtil.DummyBitmapSource(10, 10));
var img = ImageProvider.Images[0];
img.ImageRatioSize.WidthPercentage = 200;
var clipboardMock = new Mock <IClipboardManager>();
var viewModel = new ImageListViewModel(Messenger, new CaptureImageService(), clipboardMock.Object, ImageProvider);
BitmapSource called = null;
clipboardMock.Setup(c => c.SetImage(It.IsAny <BitmapSource>())).Callback <BitmapSource>(img => called = img);
viewModel.CopyToClipboardCommand.Execute(img);
clipboardMock.Verify(c => c.SetImage(It.IsAny <BitmapSource>()), Times.Once());
called.Should().Be(img.TransformedImage);
}
