public void RegisterService()
{
using (var workspace = new TestWorkspace(TestExportProvider.CreateExportProviderWithCSharpAndVisualBasic(), SolutionCrawler))
{
var registrationService = new WorkCoordinatorRegistrationService(
SpecializedCollections.EmptyEnumerable<Lazy<IIncrementalAnalyzerProvider, IncrementalAnalyzerProviderMetadata>>(),
AggregateAsynchronousOperationListener.EmptyListeners);
// register and unregister workspace to the service
registrationService.Register(workspace);
registrationService.Unregister(workspace);
}
}
private void Wait(WorkCoordinatorRegistrationService service, TestWorkspace workspace)
{
WaitWaiter(workspace.ExportProvider);
service.WaitUntilCompletion_ForTestingPurposesOnly(workspace);
}
private Analyzer ExecuteOperation(TestWorkspace workspace, Action<TestWorkspace> operation)
{
var worker = new Analyzer();
var lazyWorker = new Lazy<IIncrementalAnalyzerProvider, IncrementalAnalyzerProviderMetadata>(() => new AnalyzerProvider(worker), Metadata.Crawler);
var service = new WorkCoordinatorRegistrationService(new[] { lazyWorker }, GetListeners(workspace.ExportProvider));
service.Register(workspace);
// don't rely on background parser to have tree. explicitly do it here.
TouchEverything(workspace.CurrentSolution);
operation(workspace);
TouchEverything(workspace.CurrentSolution);
Wait(service, workspace);
service.Unregister(workspace);
return worker;
}
private void InsertText(string code, string text, bool expectDocumentAnalysis, string language = LanguageNames.CSharp)
{
using (var workspace = TestWorkspaceFactory.CreateWorkspaceFromLines(
SolutionCrawler, language, compilationOptions: null, parseOptions: null, content: new string[] { code }))
{
var analyzer = new Analyzer();
var lazyWorker = new Lazy<IIncrementalAnalyzerProvider, IncrementalAnalyzerProviderMetadata>(() => new AnalyzerProvider(analyzer), Metadata.Crawler);
var service = new WorkCoordinatorRegistrationService(new[] { lazyWorker }, GetListeners(workspace.ExportProvider));
service.Register(workspace);
var testDocument = workspace.Documents.First();
var insertPosition = testDocument.CursorPosition;
var textBuffer = testDocument.GetTextBuffer();
using (var edit = textBuffer.CreateEdit())
{
edit.Insert(insertPosition.Value, text);
edit.Apply();
}
Wait(service, workspace);
service.Unregister(workspace);
Assert.Equal(1, analyzer.SyntaxDocumentIds.Count);
Assert.Equal(expectDocumentAnalysis ? 1 : 0, analyzer.DocumentIds.Count);
}
}
public void Document_InvocationReasons()
{
using (var workspace = new TestWorkspace(TestExportProvider.CreateExportProviderWithCSharpAndVisualBasic(), SolutionCrawler))
{
var solution = GetInitialSolutionInfo(workspace);
workspace.OnSolutionAdded(solution);
WaitWaiter(workspace.ExportProvider);
var id = workspace.CurrentSolution.Projects.First().DocumentIds[0];
var analyzer = new Analyzer(blockedRun: true);
var lazyWorker = new Lazy<IIncrementalAnalyzerProvider, IncrementalAnalyzerProviderMetadata>(() => new AnalyzerProvider(analyzer), Metadata.Crawler);
var service = new WorkCoordinatorRegistrationService(new[] { lazyWorker }, GetListeners(workspace.ExportProvider));
service.Register(workspace);
// first invocation will block worker
workspace.ChangeDocument(id, SourceText.From("//"));
analyzer.RunningEvent.Wait();
var openReady = new ManualResetEventSlim(initialState: false);
var closeReady = new ManualResetEventSlim(initialState: false);
workspace.DocumentOpened += (o, e) => openReady.Set();
workspace.DocumentClosed += (o, e) => closeReady.Set();
// cause several different request to queue up
workspace.ChangeDocument(id, SourceText.From("// "));
workspace.OpenDocument(id);
workspace.CloseDocument(id);
openReady.Set();
closeReady.Set();
analyzer.BlockEvent.Set();
Wait(service, workspace);
service.Unregister(workspace);
Assert.Equal(1, analyzer.SyntaxDocumentIds.Count);
Assert.Equal(5, analyzer.DocumentIds.Count);
}
}
public void Document_Cancellation_MultipleTimes()
{
using (var workspace = new TestWorkspace(TestExportProvider.CreateExportProviderWithCSharpAndVisualBasic(), SolutionCrawler))
{
var solution = GetInitialSolutionInfo(workspace);
workspace.OnSolutionAdded(solution);
WaitWaiter(workspace.ExportProvider);
var id = workspace.CurrentSolution.Projects.First().DocumentIds[0];
var analyzer = new Analyzer(waitForCancellation: true);
var lazyWorker = new Lazy<IIncrementalAnalyzerProvider, IncrementalAnalyzerProviderMetadata>(() => new AnalyzerProvider(analyzer), Metadata.Crawler);
var service = new WorkCoordinatorRegistrationService(new[] { lazyWorker }, GetListeners(workspace.ExportProvider));
service.Register(workspace);
workspace.ChangeDocument(id, SourceText.From("//"));
analyzer.RunningEvent.Wait();
analyzer.RunningEvent.Reset();
workspace.ChangeDocument(id, SourceText.From("// "));
analyzer.RunningEvent.Wait();
workspace.ChangeDocument(id, SourceText.From("// "));
Wait(service, workspace);
service.Unregister(workspace);
Assert.Equal(1, analyzer.SyntaxDocumentIds.Count);
Assert.Equal(5, analyzer.DocumentIds.Count);
}
}
public void Document_Reanalyze()
{
using (var workspace = new TestWorkspace(TestExportProvider.CreateExportProviderWithCSharpAndVisualBasic(), SolutionCrawler))
{
var solution = GetInitialSolutionInfo(workspace);
workspace.OnSolutionAdded(solution);
WaitWaiter(workspace.ExportProvider);
var info = solution.Projects[0].Documents[0];
var worker = new Analyzer();
var lazyWorker = new Lazy<IIncrementalAnalyzerProvider, IncrementalAnalyzerProviderMetadata>(() => new AnalyzerProvider(worker), Metadata.Crawler);
var service = new WorkCoordinatorRegistrationService(new[] { lazyWorker }, GetListeners(workspace.ExportProvider));
service.Register(workspace);
// don't rely on background parser to have tree. explicitly do it here.
TouchEverything(workspace.CurrentSolution);
service.Reanalyze(workspace, worker, projectIds: null, documentIds: SpecializedCollections.SingletonEnumerable<DocumentId>(info.Id));
TouchEverything(workspace.CurrentSolution);
Wait(service, workspace);
service.Unregister(workspace);
Assert.Equal(1, worker.SyntaxDocumentIds.Count);
Assert.Equal(1, worker.DocumentIds.Count);
}
}