public async Task TestPreviewDiagnosticTagger()
{
using (var workspace = TestWorkspace.CreateCSharp("class { }", exportProvider: EditorServicesUtil.ExportProvider))
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();
//// enable preview diagnostics
previewWorkspace.EnableDiagnostic();
var diagnosticsAndErrorsSpans = await SquiggleUtilities.GetDiagnosticsAndErrorSpansAsync <DiagnosticsSquiggleTaggerProvider>(workspace);
const string AnalzyerCount = "Analyzer Count: ";
Assert.Equal(AnalzyerCount + 1, AnalzyerCount + diagnosticsAndErrorsSpans.Item1.Length);
const string SquigglesCount = "Squiggles Count: ";
Assert.Equal(SquigglesCount + 1, SquigglesCount + diagnosticsAndErrorsSpans.Item2.Length);
}
}
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);
}