public void TryGetFromDocument_ReturnsTrueForValidDocuments() { // Arrange var textBuffer = CreateTextBuffer(); var bufferGraphService = CreateBufferGraphService(textBuffer); var document = CreateDocument(textBuffer); var bufferProvider = new DefaultTextBufferProvider(bufferGraphService); // Act var result = bufferProvider.TryGetFromDocument(document, out var buffer); // Assert Assert.True(result); Assert.Same(textBuffer, buffer); }
public void TryGetFromDocument_ReturnsFalseIfCannotExtractSourceText() { // Arrange var textBuffer = CreateTextBuffer(); var bufferGraphService = CreateBufferGraphService(textBuffer); var document = CreateDocumentWithoutText(); var bufferProvider = new DefaultTextBufferProvider(bufferGraphService); // Act var result = bufferProvider.TryGetFromDocument(document, out var buffer); // Assert Assert.False(result); Assert.Null(buffer); }
public void TryGetFromDocument_ReturnsFalseIfSourceContainerNotConstructedFromTextBuffer() { // Arrange var bufferGraphService = CreateBufferGraphService(null); var text = SourceText.From("Hello World"); var document = CreateDocumentWithoutText(); document = document.WithText(text); var bufferProvider = new DefaultTextBufferProvider(bufferGraphService); // Act var result = bufferProvider.TryGetFromDocument(document, out var buffer); // Assert Assert.False(result); Assert.Null(buffer); }
public void TryGetFromDocument_ReturnsFalseIfBufferGraphCanNotFindRazorBuffer() { // Arrange var textBuffer = CreateTextBuffer(); var bufferGraph = new Mock <IBufferGraph>(); bufferGraph.Setup(graph => graph.GetTextBuffers(It.IsAny <Predicate <ITextBuffer> >())) .Returns(new Collection <ITextBuffer>()); var bufferGraphService = new Mock <IBufferGraphFactoryService>(); bufferGraphService.Setup(service => service.CreateBufferGraph(textBuffer)) .Returns(bufferGraph.Object); var document = CreateDocument(textBuffer); var bufferProvider = new DefaultTextBufferProvider(bufferGraphService.Object); // Act var result = bufferProvider.TryGetFromDocument(document, out var buffer); // Assert Assert.False(result); Assert.Null(buffer); }