private static void GetDocumentAndExtensionManager(TestDiagnosticAnalyzerService diagnosticService, TestWorkspace workspace, out Document document, out EditorLayerExtensionManager.ExtensionManager extensionManager)
{
var incrementalAnalyzer = (IIncrementalAnalyzerProvider)diagnosticService;
// register diagnostic engine to solution crawler
var analyzer = incrementalAnalyzer.CreateIncrementalAnalyzer(workspace);
var reference = new MockAnalyzerReference();
var project = workspace.CurrentSolution.Projects.Single().AddAnalyzerReference(reference);
document = project.Documents.Single();
extensionManager = document.Project.Solution.Workspace.Services.GetService <IExtensionManager>() as EditorLayerExtensionManager.ExtensionManager;
}
public TestDiagnosticAnalyzerDriver(
Project project,
DiagnosticAnalyzer workspaceAnalyzerOpt = null,
Action <Exception, DiagnosticAnalyzer, Diagnostic> onAnalyzerException = null,
bool includeSuppressedDiagnostics = false)
{
_exceptionDiagnosticsSource = new TestHostDiagnosticUpdateSource(project.Solution.Workspace);
_diagnosticAnalyzerService = CreateDiagnosticAnalyzerService(project, workspaceAnalyzerOpt, onAnalyzerException);
_diagnosticAnalyzerService.CreateIncrementalAnalyzer(project.Solution.Workspace);
_includeSuppressedDiagnostics = includeSuppressedDiagnostics;
}
public TestDiagnosticAnalyzerDriver(Project project, ImmutableArray <DiagnosticAnalyzer> workspaceAnalyzers, Action <Exception, DiagnosticAnalyzer, Diagnostic> onAnalyzerException = null, bool logAnalyzerExceptionAsDiagnostics = false)
{
_workspaceAnalyzers = workspaceAnalyzers;
_exceptionDiagnosticsSource = new TestHostDiagnosticUpdateSource(project.Solution.Workspace);
_diagnosticAnalyzerService = new TestDiagnosticAnalyzerService(project.Language, workspaceAnalyzers, _exceptionDiagnosticsSource, onAnalyzerException);
_incrementalAnalyzer = _diagnosticAnalyzerService.CreateIncrementalAnalyzer(project.Solution.Workspace);
// If the test is not configured with a custom onAnalyzerException handler AND has not requested exceptions to be handled and logged as diagnostics, then FailFast on exceptions.
if (onAnalyzerException == null && !logAnalyzerExceptionAsDiagnostics)
{
onAnalyzerException = DiagnosticExtensions.FailFastOnAnalyzerException;
}
_onAnalyzerException = onAnalyzerException;
}
private static TestWorkspace ServiceSetup(CodeFixProvider codefix, out TestDiagnosticAnalyzerService diagnosticService, out CodeFixService fixService, out IErrorLoggerService errorLogger)
{
diagnosticService = new TestDiagnosticAnalyzerService(DiagnosticExtensions.GetCompilerDiagnosticAnalyzersMap());
var fixers = SpecializedCollections.SingletonEnumerable(
new Lazy <CodeFixProvider, CodeChangeProviderMetadata>(
() => codefix,
new CodeChangeProviderMetadata("Test", languages: LanguageNames.CSharp)));
var code = @"class Program { }";
var workspace = CSharpWorkspaceFactory.CreateWorkspaceFromFile(code);
var logger = SpecializedCollections.SingletonEnumerable(new Lazy <IErrorLoggerService>(() => new TestErrorLogger()));
errorLogger = logger.First().Value;
fixService = new CodeFixService(
diagnosticService, logger, fixers, SpecializedCollections.EmptyEnumerable <Lazy <ISuppressionFixProvider, CodeChangeProviderMetadata> >());
return(workspace);
}
private static Tuple <TestWorkspace, TestDiagnosticAnalyzerService, CodeFixService, IErrorLoggerService> ServiceSetup(CodeFixProvider codefix)
{
var diagnosticService = new TestDiagnosticAnalyzerService(DiagnosticExtensions.GetCompilerDiagnosticAnalyzersMap());
var fixers = SpecializedCollections.SingletonEnumerable(
new Lazy <CodeFixProvider, CodeChangeProviderMetadata>(
() => codefix,
new CodeChangeProviderMetadata("Test", languages: LanguageNames.CSharp)));
var code = @"class Program { }";
var workspace = TestWorkspace.CreateCSharp(code);
var logger = SpecializedCollections.SingletonEnumerable(new Lazy <IErrorLoggerService>(() => new TestErrorLogger()));
var errorLogger = logger.First().Value;
var fixService = new CodeFixService(
workspace.ExportProvider.GetExportedValue <IThreadingContext>(),
diagnosticService, logger, fixers, SpecializedCollections.EmptyEnumerable <Lazy <IConfigurationFixProvider, CodeChangeProviderMetadata> >());
return(Tuple.Create(workspace, diagnosticService, fixService, errorLogger));
}
private RemoteHostClientServiceFactory.RemoteHostClientService CreateRemoteHostClientService(
Workspace workspace = null,
IEnumerable <AnalyzerReference> hostAnalyzerReferences = null,
IAsynchronousOperationListenerProvider listenerProvider = null)
{
workspace ??= new AdhocWorkspace(TestHostServices.CreateHostServices());
workspace.TryApplyChanges(workspace.CurrentSolution.WithOptions(workspace.Options
.WithChangedOption(RemoteHostOptions.RemoteHostTest, true)
.WithChangedOption(SolutionCrawlerOptions.BackgroundAnalysisScopeOption, LanguageNames.CSharp, BackgroundAnalysisScope.FullSolution)
.WithChangedOption(SolutionCrawlerOptions.BackgroundAnalysisScopeOption, LanguageNames.VisualBasic, BackgroundAnalysisScope.FullSolution)));
var analyzerService = new TestDiagnosticAnalyzerService(hostAnalyzerReferences.AsImmutableOrEmpty());
var threadingContext = ((IMefHostExportProvider)workspace.Services.HostServices).GetExports <IThreadingContext>().Single().Value;
var factory = new RemoteHostClientServiceFactory(threadingContext, listenerProvider ?? AsynchronousOperationListenerProvider.NullProvider, analyzerService);
return(factory.CreateService(workspace.Services) as RemoteHostClientServiceFactory.RemoteHostClientService);
}
private static (TestWorkspace workspace, TestDiagnosticAnalyzerService analyzerService, CodeFixService codeFixService, IErrorLoggerService errorLogger) ServiceSetup(CodeFixProvider codefix)
{
var fixers = SpecializedCollections.SingletonEnumerable(
new Lazy <CodeFixProvider, CodeChangeProviderMetadata>(
() => codefix,
new CodeChangeProviderMetadata("Test", languages: LanguageNames.CSharp)));
var code = @"class Program { }";
var workspace = TestWorkspace.CreateCSharp(code, openDocuments: true);
var analyzerReference = new TestAnalyzerReferenceByLanguage(DiagnosticExtensions.GetCompilerDiagnosticAnalyzersMap());
workspace.TryApplyChanges(workspace.CurrentSolution.WithAnalyzerReferences(new[] { analyzerReference }));
var diagnosticService = new TestDiagnosticAnalyzerService();
var logger = SpecializedCollections.SingletonEnumerable(new Lazy <IErrorLoggerService>(() => new TestErrorLogger()));
var errorLogger = logger.First().Value;
var fixService = new CodeFixService(
workspace.ExportProvider.GetExportedValue <IThreadingContext>(),
diagnosticService, logger, fixers, SpecializedCollections.EmptyEnumerable <Lazy <IConfigurationFixProvider, CodeChangeProviderMetadata> >());
return(workspace, diagnosticService, fixService, errorLogger);
}
public async Task TestGetFirstDiagnosticWithFixAsync()
{
var diagnosticService = new TestDiagnosticAnalyzerService();
var fixers = CreateFixers();
var code = @"
a
";
using var workspace = TestWorkspace.CreateCSharp(code, openDocuments: true);
var analyzerReference = new TestAnalyzerReferenceByLanguage(DiagnosticExtensions.GetCompilerDiagnosticAnalyzersMap());
workspace.TryApplyChanges(workspace.CurrentSolution.WithAnalyzerReferences(new[] { analyzerReference }));
var logger = SpecializedCollections.SingletonEnumerable(new Lazy <IErrorLoggerService>(() => workspace.Services.GetRequiredService <IErrorLoggerService>()));
var fixService = new CodeFixService(
workspace.ExportProvider.GetExportedValue <IThreadingContext>(),
diagnosticService, logger, fixers, SpecializedCollections.EmptyEnumerable <Lazy <IConfigurationFixProvider, CodeChangeProviderMetadata> >());
var incrementalAnalyzer = (IIncrementalAnalyzerProvider)diagnosticService;
// register diagnostic engine to solution crawler
var analyzer = incrementalAnalyzer.CreateIncrementalAnalyzer(workspace);
var reference = new MockAnalyzerReference();
var project = workspace.CurrentSolution.Projects.Single().AddAnalyzerReference(reference);
var document = project.Documents.Single();
var unused = await fixService.GetMostSevereFixableDiagnosticAsync(document, TextSpan.FromBounds(0, 0), cancellationToken : CancellationToken.None);
var fixer1 = (MockFixer)fixers.Single().Value;
var fixer2 = (MockFixer)reference.Fixer !;
// check to make sure both of them are called.
Assert.True(fixer1.Called);
Assert.True(fixer2.Called);
}
private static IEnumerable <Diagnostic> GetDiagnostics(DiagnosticAnalyzer workspaceAnalyzerOpt, Document document, TextSpan span, Project project, bool getDocumentDiagnostics, bool getProjectDiagnostics, Action <Exception, DiagnosticAnalyzer, Diagnostic> onAnalyzerException, bool logAnalyzerExceptionAsDiagnostics)
{
var documentDiagnostics = SpecializedCollections.EmptyEnumerable <Diagnostic>();
var projectDiagnostics = SpecializedCollections.EmptyEnumerable <Diagnostic>();
// If no user diagnostic analyzer, then test compiler diagnostics.
var workspaceAnalyzer = workspaceAnalyzerOpt ?? DiagnosticExtensions.GetCompilerDiagnosticAnalyzer(project.Language);
// If the test is not configured with a custom onAnalyzerException handler AND has not requested exceptions to be handled and logged as diagnostics, then FailFast on exceptions.
if (onAnalyzerException == null && !logAnalyzerExceptionAsDiagnostics)
{
onAnalyzerException = DiagnosticExtensions.FailFastOnAnalyzerException;
}
var exceptionDiagnosticsSource = new TestHostDiagnosticUpdateSource(project.Solution.Workspace);
var analyzerService = new TestDiagnosticAnalyzerService(project.Language, workspaceAnalyzer, exceptionDiagnosticsSource, onAnalyzerException);
var incrementalAnalyzer = analyzerService.CreateIncrementalAnalyzer(project.Solution.Workspace);
if (getDocumentDiagnostics)
{
var tree = document.GetSyntaxTreeAsync().Result;
var root = tree.GetRoot();
var dxs = analyzerService.GetDiagnosticsAsync(project.Solution, project.Id, document.Id).WaitAndGetResult(CancellationToken.None);
documentDiagnostics = dxs.Where(d => d.HasTextSpan && d.TextSpan.IntersectsWith(span)).Select(d => d.ToDiagnostic(tree));
}
if (getProjectDiagnostics)
{
var dxs = analyzerService.GetDiagnosticsAsync(project.Solution, project.Id).WaitAndGetResult(CancellationToken.None);
projectDiagnostics = dxs.Where(d => !d.HasTextSpan).Select(d => d.ToDiagnostic(tree: null));
}
var exceptionDiagnostics = exceptionDiagnosticsSource.TestOnly_GetReportedDiagnostics(workspaceAnalyzer).Select(d => d.ToDiagnostic(tree: null));
return(documentDiagnostics.Concat(projectDiagnostics).Concat(exceptionDiagnostics));
}
private void AccessSupportedDiagnostics(DiagnosticAnalyzer analyzer)
{
var diagnosticService = new TestDiagnosticAnalyzerService(LanguageNames.CSharp, analyzer);
diagnosticService.GetDiagnosticDescriptors(projectOpt: null);
}
private void AccessSupportedDiagnostics(DiagnosticAnalyzer analyzer)
{
var diagnosticService = new TestDiagnosticAnalyzerService(LanguageNames.CSharp, analyzer);
diagnosticService.GetDiagnosticDescriptorsPerReference();
}
public TestDiagnosticAnalyzerDriver(Project project, bool includeSuppressedDiagnostics = false)
{
_diagnosticAnalyzerService = new TestDiagnosticAnalyzerService();
_diagnosticAnalyzerService.CreateIncrementalAnalyzer(project.Solution.Workspace);
_includeSuppressedDiagnostics = includeSuppressedDiagnostics;
}
