public void FilesChanged_WithSpecificFlags_InvokesChangedHandler_WithExpectedArguments(uint fileChangeFlag, int expectedKind)
{
// Arrange
var filePath = "C:\\path\\to\\project\\_ViewImports.cshtml";
uint cookie;
var fileChangeService = new Mock <IVsFileChangeEx>();
fileChangeService
.Setup(f => f.AdviseFileChange(It.IsAny <string>(), It.IsAny <uint>(), It.IsAny <IVsFileChangeEvents>(), out cookie))
.Returns(VSConstants.S_OK);
var tracker = new DefaultFileChangeTracker(filePath, Dispatcher, ErrorReporter, fileChangeService.Object);
var called = false;
tracker.Changed += (sender, args) =>
{
called = true;
Assert.Same(sender, tracker);
Assert.Equal(filePath, args.FilePath);
Assert.Equal((FileChangeKind)expectedKind, args.Kind);
};
// Act
tracker.FilesChanged(fileCount: 1, filePaths: new[] { filePath }, fileChangeFlags: new[] { fileChangeFlag });
// Assert
Assert.True(called);
}
public override FileChangeTracker Create(string filePath)
{
if (string.IsNullOrEmpty(filePath))
{
throw new ArgumentException(Resources.ArgumentCannotBeNullOrEmpty, nameof(filePath));
}
var fileChangeTracker = new DefaultFileChangeTracker(filePath, _foregroundDispatcher, _errorReporter, _fileChangeService);
return(fileChangeTracker);
}
public void StopListening_NotListening_DoesNothing()
{
// Arrange
uint cookie = VSConstants.VSCOOKIE_NIL;
var fileChangeService = new Mock <IVsFileChangeEx>(MockBehavior.Strict);
fileChangeService
.Setup(f => f.UnadviseFileChange(cookie))
.Throws(new InvalidOperationException());
var tracker = new DefaultFileChangeTracker("C:/_ViewImports.cshtml", Dispatcher, ErrorReporter, fileChangeService.Object);
// Act & Assert
tracker.StopListening();
}
public void StartListening_AdvisesForFileChange()
{
// Arrange
uint cookie;
var fileChangeService = new Mock <IVsFileChangeEx>();
fileChangeService
.Setup(f => f.AdviseFileChange(It.IsAny <string>(), It.IsAny <uint>(), It.IsAny <IVsFileChangeEvents>(), out cookie))
.Returns(VSConstants.S_OK)
.Verifiable();
var tracker = new DefaultFileChangeTracker("C:/_ViewImports.cshtml", Dispatcher, ErrorReporter, fileChangeService.Object);
// Act
tracker.StartListening();
// Assert
fileChangeService.Verify();
}
public void StartListening_AlreadyListening_DoesNothing()
{
// Arrange
uint cookie = 100;
var callCount = 0;
var fileChangeService = new Mock <IVsFileChangeEx>();
fileChangeService
.Setup(f => f.AdviseFileChange(It.IsAny <string>(), It.IsAny <uint>(), It.IsAny <IVsFileChangeEvents>(), out cookie))
.Returns(VSConstants.S_OK)
.Callback(() => callCount++);
var tracker = new DefaultFileChangeTracker("C:/_ViewImports.cshtml", Dispatcher, ErrorReporter, fileChangeService.Object);
tracker.StartListening();
// Act
tracker.StartListening();
// Assert
Assert.Equal(1, callCount);
}
