public void TestPreviewProjectChanges()
{
using (var previewWorkspace = new PreviewWorkspace())
{
var solution = previewWorkspace.CurrentSolution;
var project = solution.AddProject("project", "project.dll", LanguageNames.CSharp);
Assert.True(previewWorkspace.TryApplyChanges(project.Solution));
var addedSolution = previewWorkspace.CurrentSolution.Projects.First()
.AddMetadataReference(TestReferences.NetFx.v4_0_30319.mscorlib)
.AddDocument("document", "").Project.Solution;
Assert.True(previewWorkspace.TryApplyChanges(addedSolution));
Assert.Equal(1, previewWorkspace.CurrentSolution.Projects.First().MetadataReferences.Count);
Assert.Equal(1, previewWorkspace.CurrentSolution.Projects.First().DocumentIds.Count);
var text = "class C {}";
var changedSolution = previewWorkspace.CurrentSolution.Projects.First().Documents.First().WithText(SourceText.From(text)).Project.Solution;
Assert.True(previewWorkspace.TryApplyChanges(changedSolution));
Assert.Equal(previewWorkspace.CurrentSolution.Projects.First().Documents.First().GetTextAsync().Result.ToString(), text);
var removedSolution = previewWorkspace.CurrentSolution.Projects.First()
.RemoveMetadataReference(previewWorkspace.CurrentSolution.Projects.First().MetadataReferences[0])
.RemoveDocument(previewWorkspace.CurrentSolution.Projects.First().DocumentIds[0]).Solution;
Assert.True(previewWorkspace.TryApplyChanges(removedSolution));
Assert.Equal(0, previewWorkspace.CurrentSolution.Projects.First().MetadataReferences.Count);
Assert.Equal(0, previewWorkspace.CurrentSolution.Projects.First().DocumentIds.Count);
}
}
public void TestPreviewAddRemoveProject()
{
using var previewWorkspace = new PreviewWorkspace();
var solution = previewWorkspace.CurrentSolution;
var project = solution.AddProject("project", "project.dll", LanguageNames.CSharp);
Assert.True(previewWorkspace.TryApplyChanges(project.Solution));
var newSolution = previewWorkspace.CurrentSolution.RemoveProject(project.Id);
Assert.True(previewWorkspace.TryApplyChanges(newSolution));
Assert.Equal(0, previewWorkspace.CurrentSolution.ProjectIds.Count);
}
public void TestPreviewDiagnostic()
{
var diagnosticService = EditorServicesUtil.ExportProvider.GetExportedValue <IDiagnosticAnalyzerService>() as IDiagnosticUpdateSource;
var taskSource = new TaskCompletionSource <DiagnosticsUpdatedArgs>();
diagnosticService.DiagnosticsUpdated += (s, a) => taskSource.TrySetResult(a);
using (var previewWorkspace = new PreviewWorkspace(MefV1HostServices.Create(EditorServicesUtil.ExportProvider.AsExportProvider())))
{
var solution = previewWorkspace.CurrentSolution
.AddProject("project", "project.dll", LanguageNames.CSharp)
.AddDocument("document", "class { }")
.Project
.Solution;
Assert.True(previewWorkspace.TryApplyChanges(solution));
previewWorkspace.OpenDocument(previewWorkspace.CurrentSolution.Projects.First().DocumentIds[0]);
previewWorkspace.EnableDiagnostic();
// wait 20 seconds
taskSource.Task.Wait(20000);
Assert.True(taskSource.Task.IsCompleted);
var args = taskSource.Task.Result;
Assert.True(args.Diagnostics.Length > 0);
}
}
public void TestPreviewDiagnostic()
{
var hostServices = EditorTestCompositions.EditorFeatures.GetHostServices();
var diagnosticService = (IDiagnosticUpdateSource)((IMefHostExportProvider)hostServices).GetExportedValue <IDiagnosticAnalyzerService>();
RoslynDebug.AssertNotNull(diagnosticService);
var taskSource = new TaskCompletionSource <DiagnosticsUpdatedArgs>();
diagnosticService.DiagnosticsUpdated += (s, a) => taskSource.TrySetResult(a);
using var previewWorkspace = new PreviewWorkspace(hostServices);
var solution = previewWorkspace.CurrentSolution
.WithAnalyzerReferences(new[] { DiagnosticExtensions.GetCompilerDiagnosticAnalyzerReference(LanguageNames.CSharp) })
.AddProject("project", "project.dll", LanguageNames.CSharp)
.AddDocument("document", "class { }")
.Project
.Solution;
Assert.True(previewWorkspace.TryApplyChanges(solution));
previewWorkspace.OpenDocument(previewWorkspace.CurrentSolution.Projects.First().DocumentIds[0]);
previewWorkspace.EnableDiagnostic();
// wait 20 seconds
taskSource.Task.Wait(20000);
Assert.True(taskSource.Task.IsCompleted);
var args = taskSource.Task.Result;
Assert.True(args.Diagnostics.Length > 0);
}
public void UpdatePreview(string text)
{
const string start = "//[";
const string end = "//]";
var service = MefV1HostServices.Create(_componentModel.DefaultExportProvider);
var workspace = new PreviewWorkspace(service);
var fileName = string.Format("project.{0}", Language == "C#" ? "csproj" : "vbproj");
var project = workspace.CurrentSolution.AddProject(fileName, "assembly.dll", Language);
// use the mscorlib, system, and system.core that are loaded in the current process.
string[] references =
{
"mscorlib",
"System",
"System.Core"
};
var metadataService = workspace.Services.GetService <IMetadataService>();
var referenceAssemblies = Thread.GetDomain().GetAssemblies()
.Where(x => references.Contains(x.GetName(true).Name, StringComparer.OrdinalIgnoreCase))
.Select(a => metadataService.GetReference(a.Location, MetadataReferenceProperties.Assembly));
project = project.WithMetadataReferences(referenceAssemblies);
var document = project.AddDocument("document", SourceText.From(text, Encoding.UTF8));
var formatted = Formatter.FormatAsync(document, this.Options).WaitAndGetResult(CancellationToken.None);
var textBuffer = _textBufferFactoryService.CreateTextBuffer(formatted.GetTextAsync().Result.ToString(), _contentType);
var container = textBuffer.AsTextContainer();
var documentBackedByTextBuffer = document.WithText(container.CurrentText);
var bufferText = textBuffer.CurrentSnapshot.GetText().ToString();
var startIndex = bufferText.IndexOf(start, StringComparison.Ordinal);
var endIndex = bufferText.IndexOf(end, StringComparison.Ordinal);
var startLine = textBuffer.CurrentSnapshot.GetLineNumberFromPosition(startIndex) + 1;
var endLine = textBuffer.CurrentSnapshot.GetLineNumberFromPosition(endIndex);
var projection = _projectionBufferFactory.CreateProjectionBufferWithoutIndentation(_contentTypeRegistryService,
_editorOptions.CreateOptions(),
textBuffer.CurrentSnapshot,
"",
LineSpan.FromBounds(startLine, endLine));
var textView = _textEditorFactoryService.CreateTextView(projection,
_textEditorFactoryService.CreateTextViewRoleSet(PredefinedTextViewRoles.Analyzable));
this.TextViewHost = _textEditorFactoryService.CreateTextViewHost(textView, setFocus: false);
workspace.TryApplyChanges(documentBackedByTextBuffer.Project.Solution);
workspace.OpenDocument(document.Id);
this.TextViewHost.Closed += (s, a) =>
{
workspace.Dispose();
workspace = null;
};
}
public void TestPreviewDiagnostic()
{
var diagnosticService = TestExportProvider.ExportProviderWithCSharpAndVisualBasic.GetExportedValue <IDiagnosticAnalyzerService>() as IDiagnosticUpdateSource;
var taskSource = new TaskCompletionSource <DiagnosticsUpdatedArgs>();
diagnosticService.DiagnosticsUpdated += (s, a) => taskSource.TrySetResult(a);
using (var previewWorkspace = new PreviewWorkspace(MefV1HostServices.Create(TestExportProvider.ExportProviderWithCSharpAndVisualBasic.AsExportProvider())))
{
var solution = previewWorkspace.CurrentSolution
.AddProject("project", "project.dll", LanguageNames.CSharp)
.AddDocument("document", "class { }")
.Project
.Solution;
Assert.True(previewWorkspace.TryApplyChanges(solution));
previewWorkspace.OpenDocument(previewWorkspace.CurrentSolution.Projects.First().DocumentIds[0]);
previewWorkspace.EnableDiagnostic();
// wait 20 seconds
taskSource.Task.Wait(20000);
if (!taskSource.Task.IsCompleted)
{
// something is wrong
FatalError.Report(new System.Exception("not finished after 20 seconds"));
}
var args = taskSource.Task.Result;
Assert.True(args.Diagnostics.Length > 0);
}
}
public void TestPreviewWorkspaceDoesNotLeakSolution()
{
// Verify that analyzer execution doesn't leak solution instances from the preview workspace.
var previewWorkspace = new PreviewWorkspace();
Assert.NotNull(previewWorkspace.CurrentSolution);
var project = previewWorkspace.CurrentSolution.AddProject(
"project",
"project.dll",
LanguageNames.CSharp
);
Assert.True(previewWorkspace.TryApplyChanges(project.Solution));
var solutionObjectReference = ObjectReference.Create(previewWorkspace.CurrentSolution);
var analyzers = ImmutableArray.Create <DiagnosticAnalyzer>(
new CommonDiagnosticAnalyzers.NotConfigurableDiagnosticAnalyzer()
);
ExecuteAnalyzers(previewWorkspace, analyzers);
previewWorkspace.Dispose();
solutionObjectReference.AssertReleased();
}
public void UpdatePreview(string text)
{
var service = VisualStudioMefHostServices.Create(_componentModel.GetService <ExportProvider>());
var workspace = new PreviewWorkspace(service);
var fileName = "project." + (Language == "C#" ? "csproj" : "vbproj");
var project = workspace.CurrentSolution.AddProject(fileName, "assembly.dll", Language);
// use the mscorlib, system, and system.core that are loaded in the current process.
string[] references =
{
"mscorlib",
"System",
"System.Core"
};
var metadataService = workspace.Services.GetService <IMetadataService>();
var referenceAssemblies = Thread.GetDomain().GetAssemblies()
.Where(x => references.Contains(x.GetName(true).Name, StringComparer.OrdinalIgnoreCase))
.Select(a => metadataService.GetReference(a.Location, MetadataReferenceProperties.Assembly));
project = project.WithMetadataReferences(referenceAssemblies);
var document = project.AddDocument("document", SourceText.From(text, Encoding.UTF8));
var fallbackFormattingOptions = _globalOptions.GetSyntaxFormattingOptions(document.Project.LanguageServices);
var optionService = workspace.Services.GetRequiredService <IOptionService>();
var configOptions = OptionStore.GetOptions().AsAnalyzerConfigOptions(optionService, document.Project.Language);
var formattingService = document.GetRequiredLanguageService <ISyntaxFormattingService>();
var formattingOptions = formattingService.GetFormattingOptions(configOptions, fallbackFormattingOptions);
var formatted = Formatter.FormatAsync(document, formattingOptions, CancellationToken.None).WaitAndGetResult(CancellationToken.None);
var textBuffer = _textBufferFactoryService.CreateTextBuffer(formatted.GetTextSynchronously(CancellationToken.None).ToString(), _contentType);
var container = textBuffer.AsTextContainer();
var projection = _projectionBufferFactory.CreateProjectionBufferWithoutIndentation(_contentTypeRegistryService,
_editorOptions.CreateOptions(),
textBuffer.CurrentSnapshot,
separator: "",
exposedLineSpans: GetExposedLineSpans(textBuffer.CurrentSnapshot).ToArray());
var textView = _textEditorFactoryService.CreateTextView(projection,
_textEditorFactoryService.CreateTextViewRoleSet(PredefinedTextViewRoles.Interactive));
this.TextViewHost = _textEditorFactoryService.CreateTextViewHost(textView, setFocus: false);
workspace.TryApplyChanges(document.Project.Solution);
workspace.OpenDocument(document.Id, container);
this.TextViewHost.Closed += (s, a) =>
{
workspace.Dispose();
workspace = null;
};
}
public async void UpdatePreview(string text)
{
var workspace = new PreviewWorkspace(Ide.Composition.CompositionManager.Instance.HostServices);
var fileName = string.Format("project.{0}", Language == "C#" ? "csproj" : "vbproj");
project = workspace.CurrentSolution.AddProject(fileName, "assembly.dll", Language);
// use the mscorlib, system, and system.core that are loaded in the current process.
string [] references =
{
"mscorlib",
"System",
"System.Core"
};
var metadataService = workspace.Services.GetService <IMetadataService> ();
var referenceAssemblies = Thread.GetDomain().GetAssemblies()
.Where(x => references.Contains(x.GetName(true).Name, StringComparer.OrdinalIgnoreCase))
.Select(a => metadataService.GetReference(a.Location, MetadataReferenceProperties.Assembly));
project = project.WithMetadataReferences(referenceAssemblies);
var document = project.AddDocument("document.cs", SourceText.From(text, Encoding.UTF8));
var formatted = Formatter.FormatAsync(document, this.Options).WaitAndGetResult(CancellationToken.None);
workspace.TryApplyChanges(project.Solution);
TextViewHost.MimeType = "text/x-csharp";
TextViewHost.Text = (await document.GetTextAsync()).ToString();
TextViewHost.DocumentContext = new MyDocumentContext(workspace, document);
TextViewHost.IsReadOnly = false;
for (int i = 1; i <= TextViewHost.LineCount; i++)
{
var txt = TextViewHost.GetLineText(i);
if (txt == "//[" || txt == "//]")
{
var line = TextViewHost.GetLine(i);
TextViewHost.RemoveText(line.Offset, line.LengthIncludingDelimiter);
i--;
}
}
TextViewHost.IsReadOnly = true;
if (curWorkspace != null)
{
curWorkspace.Dispose();
}
this.curWorkspace = workspace;
}
public void TestPreviewOpenCloseFile()
{
using var previewWorkspace = new PreviewWorkspace();
var solution = previewWorkspace.CurrentSolution;
var project = solution.AddProject("project", "project.dll", LanguageNames.CSharp);
var document = project.AddDocument("document", "");
Assert.True(previewWorkspace.TryApplyChanges(document.Project.Solution));
previewWorkspace.OpenDocument(document.Id);
Assert.Equal(1, previewWorkspace.GetOpenDocumentIds().Count());
Assert.True(previewWorkspace.IsDocumentOpen(document.Id));
previewWorkspace.CloseDocument(document.Id);
Assert.Equal(0, previewWorkspace.GetOpenDocumentIds().Count());
Assert.False(previewWorkspace.IsDocumentOpen(document.Id));
}
public async Task TestPreviewDiagnosticTagger()
{
using var workspace = TestWorkspace.CreateCSharp("class { }", composition: EditorTestCompositions.EditorFeatures);
using var previewWorkspace = new PreviewWorkspace(workspace.CurrentSolution);
// preview workspace and owner of the solution now share solution and its underlying text buffer
var hostDocument = workspace.Projects.First().Documents.First();
previewWorkspace.TryApplyChanges(previewWorkspace.CurrentSolution.WithAnalyzerReferences(new[] { DiagnosticExtensions.GetCompilerDiagnosticAnalyzerReference(LanguageNames.CSharp) }));
// enable preview diagnostics
previewWorkspace.EnableDiagnostic();
var diagnosticsAndErrorsSpans = await SquiggleUtilities.GetDiagnosticsAndErrorSpansAsync<DiagnosticsSquiggleTaggerProvider>(workspace);
const string AnalyzerCount = "Analyzer Count: ";
Assert.Equal(AnalyzerCount + 1, AnalyzerCount + diagnosticsAndErrorsSpans.Item1.Length);
const string SquigglesCount = "Squiggles Count: ";
Assert.Equal(SquigglesCount + 1, SquigglesCount + diagnosticsAndErrorsSpans.Item2.Length);
}
public async Task TestPreviewDiagnostic()
{
var hostServices = EditorTestCompositions.EditorFeatures.GetHostServices();
var exportProvider = (IMefHostExportProvider)hostServices;
var diagnosticService = (IDiagnosticUpdateSource)exportProvider.GetExportedValue <IDiagnosticAnalyzerService>();
RoslynDebug.AssertNotNull(diagnosticService);
var globalOptions = exportProvider.GetExportedValue <IGlobalOptionService>();
var taskSource = new TaskCompletionSource <DiagnosticsUpdatedArgs>();
diagnosticService.DiagnosticsUpdated += (s, a) => taskSource.TrySetResult(a);
using var previewWorkspace = new PreviewWorkspace(hostServices);
var solution = previewWorkspace.CurrentSolution
.WithAnalyzerReferences(new[] { DiagnosticExtensions.GetCompilerDiagnosticAnalyzerReference(LanguageNames.CSharp) })
.AddProject("project", "project.dll", LanguageNames.CSharp)
.AddDocument("document", "class { }")
.Project
.Solution;
Assert.True(previewWorkspace.TryApplyChanges(solution));
var document = previewWorkspace.CurrentSolution.Projects.First().Documents.Single();
previewWorkspace.OpenDocument(document.Id, (await document.GetTextAsync()).Container);
previewWorkspace.EnableSolutionCrawler();
// wait 20 seconds
taskSource.Task.Wait(20000);
Assert.True(taskSource.Task.IsCompleted);
var args = taskSource.Task.Result;
Assert.True(args.GetPushDiagnostics(globalOptions, InternalDiagnosticsOptions.NormalDiagnosticMode).Length > 0);
}