public async Task ViewModel_is_intercepted_as_expected()
{
// Arrange
var previewHandler = new TestPreviewHandler();
var client = new SelfContainedWebApplicationFactoryWithWebHost <Get_with_2_handlers>
(
configureServices: services =>
{
services.AddSingleton <IViewModelPreviewHandler>(previewHandler);
services.AddViewModelComposition(options =>
{
options.AssemblyScanner.Disable();
options.RegisterCompositionHandler <TestGetHandler>();
});
services.AddRouting();
},
configure: app =>
{
app.UseRouting();
app.UseEndpoints(builder => builder.MapCompositionHandlers());
}
).CreateClient();
// Act
var response = await client.GetAsync("/sample/1");
// Assert
Assert.True(response.IsSuccessStatusCode);
Assert.True(previewHandler.Invoked);
}
public void PreviewHandlerBase_ShouldCallPreviewControlSetrect_WhenSetRectCalled()
{
// Arrange
var mockPreviewControl = new Mock <IPreviewHandlerControl>();
var bounds = GetRectangle(2, 2, 4, 4);
var actualBounds = Rectangle.Empty;
mockPreviewControl
.Setup(_ => _.SetRect(It.IsAny <Rectangle>()))
.Callback <Rectangle>((rect) =>
{
actualBounds = rect;
});
previewHandlerControl = mockPreviewControl.Object;
var testPreviewHandler = new TestPreviewHandler();
// Act
testPreviewHandler.SetRect(ref bounds);
// Assert
Assert.AreEqual(actualBounds, bounds.ToRectangle());
mockPreviewControl.Verify(_ => _.SetRect(It.IsAny <Rectangle>()), Times.Once);
}
public void PreviewHandlerBase_ShouldThrowOnQueryFocus_WhenPreviewControlsReturnNotValidHandle()
{
// Arrange
var hwnd = IntPtr.Zero;
var mockPreviewControl = new Mock <IPreviewHandlerControl>();
mockPreviewControl.Setup(x => x.QueryFocus(out hwnd));
var actualHwnd = IntPtr.Zero;
previewHandlerControl = mockPreviewControl.Object;
var testPreviewHandler = new TestPreviewHandler();
Win32Exception exception = null;
// Act
try
{
testPreviewHandler.QueryFocus(out actualHwnd);
}
catch (Win32Exception ex)
{
exception = ex;
}
// Assert
Assert.IsNotNull(exception);
mockPreviewControl.Verify(_ => _.QueryFocus(out hwnd), Times.Once);
}
public void PreviewHandlerBase_ShouldCallPreviewControlSetWindow_WhenSetWindowCalled()
{
// Arrange
var mockPreviewControl = new Mock <IPreviewHandlerControl>();
var handle = new IntPtr(5);
var bounds = GetRectangle(2, 2, 4, 4);
var actualHandle = IntPtr.Zero;
var actualBounds = Rectangle.Empty;
mockPreviewControl
.Setup(_ => _.SetWindow(It.IsAny <IntPtr>(), It.IsAny <Rectangle>()))
.Callback <IntPtr, Rectangle>((hwnd, rect) =>
{
actualHandle = hwnd;
actualBounds = rect;
});
previewHandlerControl = mockPreviewControl.Object;
var testPreviewHandler = new TestPreviewHandler();
// Act
testPreviewHandler.SetWindow(handle, ref bounds);
// Assert
Assert.AreEqual(actualHandle, handle);
Assert.AreEqual(actualBounds, bounds.ToRectangle());
mockPreviewControl.Verify(_ => _.SetWindow(It.IsAny <IntPtr>(), It.IsAny <Rectangle>()), Times.Once);
}
public void PreviewHandlerBase_ShouldCallPreviewControlUnload_WhenUnloadCalled()
{
// Arrange
var mockPreviewControl = new Mock <IPreviewHandlerControl>();
previewHandlerControl = mockPreviewControl.Object;
var testPreviewHandler = new TestPreviewHandler();
// Act
testPreviewHandler.Unload();
// Assert
mockPreviewControl.Verify(_ => _.Unload(), Times.Once);
}
public void PreviewHandlerBaseShouldCallPreviewControlSetFocusWhenSetFocusCalled()
{
// Arrange
var mockPreviewControl = new Mock <IPreviewHandlerControl>();
previewHandlerControl = mockPreviewControl.Object;
var testPreviewHandler = new TestPreviewHandler();
// Act
testPreviewHandler.SetFocus();
// Assert
mockPreviewControl.Verify(_ => _.SetFocus(), Times.Once);
}
public void PreviewHandlerBase_ShouldCallPreviewControlSetTextColor_WhenSetTextColorCalled()
{
// Arrange
var mockPreviewControl = new Mock <IPreviewHandlerControl>();
previewHandlerControl = mockPreviewControl.Object;
var testPreviewHandler = new TestPreviewHandler();
var color = new COLORREF();
// Act
testPreviewHandler.SetTextColor(color);
// Assert
mockPreviewControl.Verify(_ => _.SetTextColor(It.Is <Color>(c => (c == color.Color))), Times.Once);
}
public void PreviewHandlerBase_ShouldReturnS_FALSE_IfIPreviewHandlerFrameIsNotSet()
{
// Arrange
var mockPreviewControl = new Mock <IPreviewHandlerControl>();
var msg = new MSG();
uint S_FALSE = 1;
previewHandlerControl = mockPreviewControl.Object;
var testPreviewHandler = new TestPreviewHandler();
// Act
var result = testPreviewHandler.TranslateAccelerator(ref msg);
// Assert
Assert.AreEqual(result, S_FALSE);
}
public void PreviewHandlerBaseShouldReturnUintFalseIfIPreviewHandlerFrameIsNotSet()
{
// Arrange
var mockPreviewControl = new Mock <IPreviewHandlerControl>();
var msg = default(MSG);
uint sFalse = 1;
previewHandlerControl = mockPreviewControl.Object;
var testPreviewHandler = new TestPreviewHandler();
// Act
var result = testPreviewHandler.TranslateAccelerator(ref msg);
// Assert
Assert.AreEqual(result, sFalse);
}
public void PreviewHandlerBase_ShouldDirectKeyStrokesToIPreviewHandlerFrame_IfIPreviewHandlerFrameIsSet()
{
// Arrange
var mockPreviewControl = new Mock <IPreviewHandlerControl>();
var mockPreviewHandlerFrame = new Mock <IPreviewHandlerFrame>();
var msg = new MSG();
previewHandlerControl = mockPreviewControl.Object;
var testPreviewHandler = new TestPreviewHandler();
testPreviewHandler.SetSite(mockPreviewHandlerFrame.Object);
// Act
testPreviewHandler.TranslateAccelerator(ref msg);
// Assert
mockPreviewHandlerFrame.Verify(_ => _.TranslateAccelerator(ref msg), Times.Once);
}
public void PreviewHandlerBaseShouldReturnSiteWhenGetSiteCalled()
{
// Arrange
var mockPreviewControl = new Mock <IPreviewHandlerControl>();
previewHandlerControl = mockPreviewControl.Object;
var testPreviewHandler = new TestPreviewHandler();
var site = new Mock <IPreviewHandlerFrame>().Object;
testPreviewHandler.SetSite(site);
var riid = Guid.Empty;
// Act
testPreviewHandler.GetSite(ref riid, out object actualSite);
// Assert
Assert.AreEqual(actualSite, site);
}
public void PreviewHandlerBase_ShouldReturnPreviewControlHandle_IfGetWindowCalled()
{
// Arrange
var previewControlHandle = new IntPtr(5);
var mockPreviewControl = new Mock <IPreviewHandlerControl>();
mockPreviewControl.Setup(x => x.GetHandle())
.Returns(previewControlHandle);
previewHandlerControl = mockPreviewControl.Object;
var testPreviewHandler = new TestPreviewHandler();
var hwndReceived = IntPtr.Zero;
// Act
testPreviewHandler.GetWindow(out hwndReceived);
// Assert
Assert.AreEqual(hwndReceived, previewControlHandle);
}
public void PreviewHandlerBase_ShouldSetHandleOnQueryFocus_WhenPreviewControlsReturnValidHandle()
{
// Arrange
var hwnd = new IntPtr(5);
var mockPreviewControl = new Mock <IPreviewHandlerControl>();
mockPreviewControl.Setup(x => x.QueryFocus(out hwnd));
var actualHwnd = IntPtr.Zero;
previewHandlerControl = mockPreviewControl.Object;
var testPreviewHandler = new TestPreviewHandler();
// Act
testPreviewHandler.QueryFocus(out actualHwnd);
// Assert
Assert.AreEqual(actualHwnd, hwnd);
mockPreviewControl.Verify(_ => _.QueryFocus(out hwnd), Times.Once);
}
public void PreviewHandlerBase_ShouldThrowNotImplementedException_IfContextSensitiveHelpCalled(bool fEnterMode)
{
// Arrange
var mockPreviewControl = new Mock <IPreviewHandlerControl>();
previewHandlerControl = mockPreviewControl.Object;
var testPreviewHandler = new TestPreviewHandler();
NotImplementedException exception = null;
// Act
try
{
testPreviewHandler.ContextSensitiveHelp(fEnterMode);
}
catch (NotImplementedException ex)
{
exception = ex;
}
// Assert
Assert.IsNotNull(exception);
}
public void PreviewHandlerBase_ShouldReturnIPreviewHandlerFrameResponse_IfIPreviewHandlerFrameIsSet(uint resultCode)
{
// Arrange
var mockPreviewControl = new Mock <IPreviewHandlerControl>();
var mockPreviewHandlerFrame = new Mock <IPreviewHandlerFrame>();
var msg = new MSG();
mockPreviewHandlerFrame
.Setup(x => x.TranslateAccelerator(ref msg))
.Returns(resultCode);
previewHandlerControl = mockPreviewControl.Object;
var testPreviewHandler = new TestPreviewHandler();
testPreviewHandler.SetSite(mockPreviewHandlerFrame.Object);
// Act
var actualResultCode = testPreviewHandler.TranslateAccelerator(ref msg);
// Assert
Assert.AreEqual(resultCode, actualResultCode);
}
public void PreviewHandlerBase_ShouldCallPreviewControlSetFont_WhenSetFontCalled()
{
// Arrange
Font actualFont = null;
var mockPreviewControl = new Mock <IPreviewHandlerControl>();
mockPreviewControl
.Setup(x => x.SetFont(It.IsAny <Font>()))
.Callback <Font>((font) =>
{
actualFont = font;
});
previewHandlerControl = mockPreviewControl.Object;
var testPreviewHandler = new TestPreviewHandler();
var logFont = GetLogFont();
// Act
testPreviewHandler.SetFont(ref logFont);
// Assert
mockPreviewControl.Verify(_ => _.SetFont(It.IsAny <Font>()), Times.Once);
Assert.AreEqual(Font.FromLogFont(logFont), actualFont);
}
