protected async Task VerifyRefactoringAsync(string sourceWithMarkup, string expected, CancellationToken cancellationToken = default)
{
TestFileMarkupParser.GetPositionAndSpans(sourceWithMarkup, out string source, cursorPosition: out _, out IList <TextSpan> textSpans);
var textSpan = Assert.Single(textSpans);
var document = CreateDocument(source, LanguageNames.CSharp);
var actions = new List <CodeAction>();
var context = new CodeRefactoringContext(document, textSpan, (a) => actions.Add(a), cancellationToken);
var codeRefactoringProvider = GetCodeRefactoringProvider();
await codeRefactoringProvider.ComputeRefactoringsAsync(context);
var codeAction = actions.First();
var operations = await codeAction.GetOperationsAsync(cancellationToken);
var solution = operations.OfType <ApplyChangesOperation>().Single().ChangedSolution;
document = solution.GetDocument(document.Id);
var newDocumentString = getStringFromDocument(document);
Assert.Equal(expected, newDocumentString);
private static TestHostDocument CreateDocument(
TestWorkspace workspace,
XElement workspaceElement,
XElement documentElement,
ExportProvider exportProvider,
HostLanguageServices languageServiceProvider,
IDocumentServiceProvider documentServiceProvider,
ref int documentId)
{
var isLinkFileAttribute = documentElement.Attribute(IsLinkFileAttributeName);
var isLinkFile = isLinkFileAttribute != null && ((bool?)isLinkFileAttribute).HasValue && ((bool?)isLinkFileAttribute).Value;
if (isLinkFile)
{
// This is a linked file. Use the filePath and markup from the referenced document.
var originalAssemblyName = documentElement.Attribute(LinkAssemblyNameAttributeName)?.Value;
var originalProjectName = documentElement.Attribute(LinkProjectNameAttributeName)?.Value;
if (originalAssemblyName == null && originalProjectName == null)
{
throw new ArgumentException($"Linked files must specify either a {LinkAssemblyNameAttributeName} or {LinkProjectNameAttributeName}");
}
var originalProject = workspaceElement.Elements(ProjectElementName).FirstOrDefault(p =>
{
if (originalAssemblyName != null)
{
return(p.Attribute(AssemblyNameAttributeName)?.Value == originalAssemblyName);
}
else
{
return(p.Attribute(ProjectNameAttribute)?.Value == originalProjectName);
}
});
if (originalProject == null)
{
if (originalProjectName != null)
{
throw new ArgumentException($"Linked file's {LinkProjectNameAttributeName} '{originalProjectName}' project not found.");
}
else
{
throw new ArgumentException($"Linked file's {LinkAssemblyNameAttributeName} '{originalAssemblyName}' project not found.");
}
}
var originalDocumentPath = documentElement.Attribute(LinkFilePathAttributeName)?.Value;
if (originalDocumentPath == null)
{
throw new ArgumentException($"Linked files must specify a {LinkFilePathAttributeName}");
}
documentElement = originalProject.Elements(DocumentElementName).FirstOrDefault(d =>
{
return(d.Attribute(FilePathAttributeName)?.Value == originalDocumentPath);
});
if (documentElement == null)
{
throw new ArgumentException($"Linked file's LinkFilePath '{originalDocumentPath}' file not found.");
}
}
var markupCode = documentElement.NormalizedValue();
var fileName = GetFileName(workspace, documentElement, ref documentId);
var folders = GetFolders(documentElement);
var optionsElement = documentElement.Element(ParseOptionsElementName);
// TODO: Allow these to be specified.
var codeKind = SourceCodeKind.Regular;
if (optionsElement != null)
{
var attr = optionsElement.Attribute(KindAttributeName);
codeKind = attr == null
? SourceCodeKind.Regular
: (SourceCodeKind)Enum.Parse(typeof(SourceCodeKind), attr.Value);
}
TestFileMarkupParser.GetPositionAndSpans(markupCode,
out var code, out int?cursorPosition, out ImmutableDictionary <string, ImmutableArray <TextSpan> > spans);
var testDocumentServiceProvider = GetDocumentServiceProvider(documentElement);
if (documentServiceProvider == null)
{
documentServiceProvider = testDocumentServiceProvider;
}
else if (testDocumentServiceProvider != null)
{
AssertEx.Fail($"The document attributes on file {fileName} conflicted");
}
return(new TestHostDocument(
exportProvider, languageServiceProvider, code, fileName, fileName, cursorPosition, spans, codeKind, folders, isLinkFile, documentServiceProvider));
}