public void Visibility()
{
var clipboardMock = new Mock <IClipboardManager>();
var viewModel = new ImagePreviewWindowViewModel(Messenger, new CaptureImageService(), clipboardMock.Object, ImageProvider);
using (var ph = new PropertyChangedHistory(viewModel))
{
viewModel.Visibility.Should().Be(System.Windows.Visibility.Collapsed);
ph.Should().Equal(new Dictionary <string, int> {
});
ImageProvider.AddImage(TestUtil.DummyBitmapSource(4, 4));
viewModel.Visibility.Should().Be(System.Windows.Visibility.Visible);
ph.Should().Equal(new Dictionary <string, int>
{
{ "Visibility", 1 },
{ "SelectedImage", 1 },
});
ImageProvider.Images.Clear();
viewModel.Visibility.Should().Be(System.Windows.Visibility.Collapsed);
ph.Should().Equal(new Dictionary <string, int>
{
{ "Visibility", 2 },
{ "SelectedImage", 2 },
});
}
}
public void ClearImageCommand()
{
var clipboardMock = new Mock <IClipboardManager>();
var viewModel = new ImagePreviewWindowViewModel(Messenger, new CaptureImageService(), clipboardMock.Object, ImageProvider);
ImageProvider.AddImage(TestUtil.DummyBitmapSource(4, 4));
viewModel.ClearImageCommand.Execute(null);
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 ImagePreviewWindowViewModel(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);
}
public void PasteImageFromClipboardCommand()
{
var img = TestUtil.DummyBitmapSource(10, 10);
var clipboardMock = new Mock <IClipboardManager>();
var viewModel = new ImagePreviewWindowViewModel(Messenger, new CaptureImageService(), clipboardMock.Object, ImageProvider);
viewModel.PasteImageFromClipboardCommand.CanExecute(null).Should().BeFalse();
viewModel.PasteImageFromClipboardCommand.Execute(null);
ImageProvider.Images.Should().BeEmpty();
clipboardMock.Setup(m => m.ContainsImage()).Returns(true);
clipboardMock.Setup(m => m.GetImage()).Returns(img);
viewModel.UpdateCanClipboardCommand();
viewModel.PasteImageFromClipboardCommand.CanExecute(null).Should().BeTrue();
viewModel.PasteImageFromClipboardCommand.Execute(null);
ImageProvider.Images.Should().ContainSingle();
}