private static async Task TestThirdPartyCodeFixer <TCodefix, TAnalyzer>(string code = null, string expected = null, DiagnosticSeverity severity = DiagnosticSeverity.Warning)
where TAnalyzer : DiagnosticAnalyzer, new()
where TCodefix : CodeFixProvider, new()
{
using var workspace = TestWorkspace.CreateCSharp(code, composition: EditorTestCompositions.EditorFeaturesWpf.AddParts(typeof(TCodefix)));
var options = CodeActionOptions.DefaultProvider;
var project = workspace.CurrentSolution.Projects.Single();
var analyzer = (DiagnosticAnalyzer) new TAnalyzer();
var diagnosticIds = analyzer.SupportedDiagnostics.SelectAsArray(d => d.Id);
var editorconfigText = "is_global = true";
foreach (var diagnosticId in diagnosticIds)
{
editorconfigText += $"\ndotnet_diagnostic.{diagnosticId}.severity = {severity.ToEditorConfigString()}";
}
var map = new Dictionary <string, ImmutableArray <DiagnosticAnalyzer> > {
{ LanguageNames.CSharp, ImmutableArray.Create(analyzer) }
};
project = project.AddAnalyzerReference(new TestAnalyzerReferenceByLanguage(map));
project = project.Solution.WithProjectFilePath(project.Id, @$ "z:\\{project.FilePath}").GetProject(project.Id);
project = project.AddAnalyzerConfigDocument(".editorconfig", SourceText.From(editorconfigText), filePath: @"z:\\.editorconfig").Project;
workspace.TryApplyChanges(project.Solution);
// register this workspace to solution crawler so that analyzer service associate itself with given workspace
var incrementalAnalyzerProvider = workspace.ExportProvider.GetExportedValue <IDiagnosticAnalyzerService>() as IIncrementalAnalyzerProvider;
incrementalAnalyzerProvider.CreateIncrementalAnalyzer(workspace);
var hostdoc = workspace.Documents.Single();
var document = workspace.CurrentSolution.GetDocument(hostdoc.Id);
var codeCleanupService = document.GetLanguageService <ICodeCleanupService>();
var enabledDiagnostics = codeCleanupService.GetAllDiagnostics();
var newDoc = await codeCleanupService.CleanupAsync(
document, enabledDiagnostics, new ProgressTracker(), options, CancellationToken.None);
var actual = await newDoc.GetTextAsync();
Assert.Equal(expected, actual.ToString());
}
