public async Task HandleRequestAsync_ProjectionNotFound_ReturnsNull()
{
// Arrange
var requestInvoker = Mock.Of <LSPRequestInvoker>(MockBehavior.Strict);
var projectionProvider = new Mock <LSPProjectionProvider>(MockBehavior.Strict).Object;
Mock.Get(projectionProvider).Setup(projectionProvider => projectionProvider.GetProjectionAsync(It.IsAny <LSPDocumentSnapshot>(), It.IsAny <Position>(), CancellationToken.None))
.Returns(Task.FromResult <ProjectionResult>(null));
var documentMappingProvider = Mock.Of <LSPDocumentMappingProvider>(MockBehavior.Strict);
var definitionHandler = new GoToDefinitionHandler(requestInvoker, DocumentManager, projectionProvider, documentMappingProvider, LoggerProvider);
var definitionRequest = new TextDocumentPositionParams()
{
TextDocument = new TextDocumentIdentifier()
{
Uri = Uri
},
Position = new Position(0, 1)
};
// Act
var result = await definitionHandler.HandleRequestAsync(definitionRequest, new ClientCapabilities(), CancellationToken.None).ConfigureAwait(false);
// Assert
Assert.Null(result);
}
public async Task HandleRequestAsync_ProjectionNotFound_ReturnsNull()
{
// Arrange
var documentManager = new TestDocumentManager();
documentManager.AddDocument(Uri, Mock.Of <LSPDocumentSnapshot>());
var requestInvoker = Mock.Of <LSPRequestInvoker>();
var projectionProvider = Mock.Of <LSPProjectionProvider>();
var documentMappingProvider = Mock.Of <LSPDocumentMappingProvider>();
var definitionHandler = new GoToDefinitionHandler(requestInvoker, documentManager, projectionProvider, documentMappingProvider);
var definitionRequest = new TextDocumentPositionParams()
{
TextDocument = new TextDocumentIdentifier()
{
Uri = Uri
},
Position = new Position(0, 1)
};
// Act
var result = await definitionHandler.HandleRequestAsync(definitionRequest, new ClientCapabilities(), CancellationToken.None).ConfigureAwait(false);
// Assert
Assert.Null(result);
}
public async Task HandleRequestAsync_HtmlProjection_ReturnsNull()
{
// Arrange
var documentManager = new TestDocumentManager();
documentManager.AddDocument(Uri, Mock.Of <LSPDocumentSnapshot>());
var requestInvoker = Mock.Of <LSPRequestInvoker>();
var projectionResult = new ProjectionResult()
{
LanguageKind = RazorLanguageKind.Html,
};
var projectionProvider = new Mock <LSPProjectionProvider>();
projectionProvider.Setup(p => p.GetProjectionAsync(It.IsAny <LSPDocumentSnapshot>(), It.IsAny <Position>(), It.IsAny <CancellationToken>())).Returns(Task.FromResult(projectionResult));
var documentMappingProvider = Mock.Of <LSPDocumentMappingProvider>();
var definitionHandler = new GoToDefinitionHandler(requestInvoker, documentManager, projectionProvider.Object, documentMappingProvider);
var definitionRequest = new TextDocumentPositionParams()
{
TextDocument = new TextDocumentIdentifier()
{
Uri = Uri
},
Position = new Position(0, 1)
};
// Act
var result = await definitionHandler.HandleRequestAsync(definitionRequest, new ClientCapabilities(), CancellationToken.None).ConfigureAwait(false);
// Assert
Assert.Null(result);
}
public async Task HandleRequestAsync_HtmlProjection_InvokesHtmlLanguageServer()
{
// Arrange
var invokedLSPRequest = false;
var invokedRemapRequest = false;
var expectedLocation = GetLocation(5, 5, 5, 5, Uri);
var virtualHtmlUri = new Uri("C:/path/to/file.razor__virtual.html");
var htmlLocation = GetLocation(100, 100, 100, 100, virtualHtmlUri);
var requestInvoker = new Mock <LSPRequestInvoker>(MockBehavior.Strict);
requestInvoker
.Setup(r => r.ReinvokeRequestOnServerAsync <TextDocumentPositionParams, Location[]>(
It.IsAny <ITextBuffer>(),
It.IsAny <string>(),
It.IsAny <string>(),
It.IsAny <TextDocumentPositionParams>(),
It.IsAny <CancellationToken>()))
.Callback <ITextBuffer, string, string, TextDocumentPositionParams, CancellationToken>((textBuffer, method, clientName, definitionParams, ct) =>
{
Assert.Equal(Methods.TextDocumentDefinitionName, method);
Assert.Equal(RazorLSPConstants.HtmlLanguageServerName, clientName);
invokedLSPRequest = true;
})
.Returns(Task.FromResult(new ReinvocationResponse <Location[]>("LanguageClientName", new[] { htmlLocation })));
var projectionResult = new ProjectionResult()
{
LanguageKind = RazorLanguageKind.Html,
};
var projectionProvider = new Mock <LSPProjectionProvider>(MockBehavior.Strict);
projectionProvider.Setup(p => p.GetProjectionAsync(It.IsAny <LSPDocumentSnapshot>(), It.IsAny <Position>(), It.IsAny <CancellationToken>())).Returns(Task.FromResult(projectionResult));
var documentMappingProvider = new Mock <LSPDocumentMappingProvider>(MockBehavior.Strict);
documentMappingProvider
.Setup(d => d.RemapLocationsAsync(It.IsAny <Location[]>(), It.IsAny <CancellationToken>()))
.Callback <Location[], CancellationToken>((locations, token) =>
{
Assert.Equal(htmlLocation, locations[0]);
invokedRemapRequest = true;
})
.Returns(Task.FromResult(Array.Empty <Location>()));
var definitionHandler = new GoToDefinitionHandler(requestInvoker.Object, DocumentManager, projectionProvider.Object, documentMappingProvider.Object, LoggerProvider);
var definitionRequest = new TextDocumentPositionParams()
{
TextDocument = new TextDocumentIdentifier()
{
Uri = Uri
},
Position = new Position(10, 5)
};
// Act
var result = await definitionHandler.HandleRequestAsync(definitionRequest, new ClientCapabilities(), CancellationToken.None).ConfigureAwait(false);
// Assert
Assert.True(invokedLSPRequest);
Assert.True(invokedRemapRequest);
// Actual remapping behavior is tested elsewhere.
}
public async Task HandleRequestAsync_CSharpProjection_InvokesCSharpLanguageServer()
{
// Arrange
var invokedLSPRequest = false;
var invokedRemapRequest = false;
var expectedLocation = GetLocation(5, 5, 5, 5, Uri);
var documentManager = new TestDocumentManager();
documentManager.AddDocument(Uri, Mock.Of <LSPDocumentSnapshot>());
var virtualCSharpUri = new Uri("C:/path/to/file.razor.g.cs");
var csharpLocation = GetLocation(100, 100, 100, 100, virtualCSharpUri);
var requestInvoker = new Mock <LSPRequestInvoker>(MockBehavior.Strict);
requestInvoker
.Setup(r => r.ReinvokeRequestOnServerAsync <TextDocumentPositionParams, Location[]>(It.IsAny <string>(), It.IsAny <LanguageServerKind>(), It.IsAny <TextDocumentPositionParams>(), It.IsAny <CancellationToken>()))
.Callback <string, LanguageServerKind, TextDocumentPositionParams, CancellationToken>((method, serverKind, definitionParams, ct) =>
{
Assert.Equal(Methods.TextDocumentDefinitionName, method);
Assert.Equal(LanguageServerKind.CSharp, serverKind);
invokedLSPRequest = true;
})
.Returns(Task.FromResult(new[] { csharpLocation }));
var projectionResult = new ProjectionResult()
{
LanguageKind = RazorLanguageKind.CSharp,
};
var projectionProvider = new Mock <LSPProjectionProvider>(MockBehavior.Strict);
projectionProvider.Setup(p => p.GetProjectionAsync(It.IsAny <LSPDocumentSnapshot>(), It.IsAny <Position>(), It.IsAny <CancellationToken>())).Returns(Task.FromResult(projectionResult));
var documentMappingProvider = new Mock <LSPDocumentMappingProvider>();
documentMappingProvider
.Setup(d => d.RemapLocationsAsync(It.IsAny <Location[]>(), It.IsAny <CancellationToken>()))
.Callback <Location[], CancellationToken>((locations, token) =>
{
Assert.Equal(csharpLocation, locations[0]);
invokedRemapRequest = true;
})
.Returns(Task.FromResult(Array.Empty <Location>()));
var definitionHandler = new GoToDefinitionHandler(requestInvoker.Object, documentManager, projectionProvider.Object, documentMappingProvider.Object);
var definitionRequest = new TextDocumentPositionParams()
{
TextDocument = new TextDocumentIdentifier()
{
Uri = Uri
},
Position = new Position(10, 5)
};
// Act
var result = await definitionHandler.HandleRequestAsync(definitionRequest, new ClientCapabilities(), CancellationToken.None).ConfigureAwait(false);
// Assert
Assert.True(invokedLSPRequest);
Assert.True(invokedRemapRequest);
// Actual remapping behavior is tested elsewhere.
}
