public async Task ErrorSetupDiagnosticTest(FileTestSource test)
{
var compilation = await GetCompilationAnalyzerAsync(test);
var diagnostic = await compilation.GetAnalyzerDiagnosticsAsync();
test.AssertDiagnostics(diagnostic);
}
private async Task <CompilationWithAnalyzers> GetCompilationAnalyzerAsync(FileTestSource source)
{
var result = await source.CreateCompilationAsync(UsingReferences);
return(result.Compilation.WithAnalyzers(ImmutableArray.Create <DiagnosticAnalyzer>(new DiagnosticGroupAnalyzer())));
}
