private void TestCodeRefactoring(Document document, string expected, IDiagnosticLocator locator, int refactoringIndex = 0)
{
var codeRefactorings = GetCodeRefactorings(document, locator);
if (codeRefactorings.Length < refactoringIndex + 1)
{
throw RoslynTestKitException.CodeRefactoringNotFound(refactoringIndex, codeRefactorings, locator);
}
if (FailWhenInputContainsErrors)
{
var errors = document.GetErrors();
if (errors.Count > 0)
{
throw RoslynTestKitException.UnexpectedErrorDiagnostic(errors);
}
}
Verify.CodeAction(codeRefactorings[refactoringIndex], document, expected);
}
private void TestCodeRefactoring(Document document, string expected, IDiagnosticLocator locator, ICodeActionSelector codeActionSelector)
{
if (FailWhenInputContainsErrors)
{
var errors = document.GetErrors();
if (errors.Count > 0)
{
throw RoslynTestKitException.UnexpectedErrorDiagnostic(errors);
}
}
var codeRefactorings = GetCodeRefactorings(document, locator);
var selectedRefactoring = codeActionSelector.Find(codeRefactorings);
if (selectedRefactoring is null)
{
throw RoslynTestKitException.CodeRefactoringNotFound(codeActionSelector, codeRefactorings, locator);
}
Verify.CodeAction(selectedRefactoring, document, expected);
}
private ImmutableArray <Diagnostic> GetDiagnostics(Document document)
{
var analyzers = ImmutableArray.Create(CreateAnalyzer());
var compilation = document.Project.GetCompilationAsync(CancellationToken.None).Result;
var compilationWithAnalyzers = compilation.WithAnalyzers(analyzers, cancellationToken: CancellationToken.None);
var discarded = compilation.GetDiagnostics(CancellationToken.None);
var errorsInDocument = discarded.Where(x => x.Severity == DiagnosticSeverity.Error).ToArray();
if (errorsInDocument.Length > 0 && ThrowsWhenInputDocumentContainsError)
{
throw RoslynTestKitException.UnexpectedErrorDiagnostic(errorsInDocument);
}
var tree = document.GetSyntaxTreeAsync(CancellationToken.None).GetAwaiter().GetResult();
var builder = ImmutableArray.CreateBuilder <Diagnostic>();
foreach (var diagnostic in compilationWithAnalyzers.GetAnalyzerDiagnosticsAsync().GetAwaiter().GetResult())
{
builder.Add(diagnostic);
}
return(builder.ToImmutable());
}
