public async Task GenerateBaseline()
{
Console.WriteLine(typeof(FactAttribute));
var text = Resources.ProximityExpressionsGetterTestFile;
using (var workspace = await CSharpWorkspaceFactory.CreateWorkspaceFromLinesAsync(text))
{
var languageDebugInfo = new CSharpLanguageDebugInfoService();
var hostdoc = workspace.Documents.First();
var snapshot = hostdoc.TextBuffer.CurrentSnapshot;
var document = workspace.CurrentSolution.GetDocument(hostdoc.Id);
var builder = new StringBuilder();
var statements = (await document.GetSyntaxRootAsync(CancellationToken.None)).DescendantTokens().Select(t => t.GetAncestor<StatementSyntax>()).Distinct().WhereNotNull();
// Try to get proximity expressions at every token position and the start of every
// line.
var index = 0;
foreach (var statement in statements)
{
builder.AppendLine("[WpfFact, Trait(Traits.Feature, Traits.Features.DebuggingProximityExpressions)]");
builder.AppendLine("public void TestAtStartOfStatement_" + index + "()");
builder.AppendLine("{");
var token = statement.GetFirstToken();
var line = snapshot.GetLineFromPosition(token.SpanStart);
builder.AppendLine(" //// Line " + (line.LineNumber + 1));
builder.AppendLine();
if (line.LineNumber > 0)
{
builder.AppendLine(" //// " + snapshot.GetLineFromLineNumber(line.LineNumber - 1).GetText());
}
builder.AppendLine(" //// " + line.GetText());
var charIndex = token.SpanStart - line.Start;
builder.AppendLine(" //// " + new string(' ', charIndex) + "^");
builder.AppendLine(" var tree = GetTree(\"ProximityExpressionsGetterTestFile.cs\");");
builder.AppendLine(" var terms = CSharpProximityExpressionsService.Do(tree, " + token.SpanStart + ");");
var proximityExpressionsGetter = new CSharpProximityExpressionsService();
var terms = await proximityExpressionsGetter.GetProximityExpressionsAsync(document, token.SpanStart, CancellationToken.None);
if (terms == null)
{
builder.AppendLine(" Assert.Null(terms);");
}
else
{
builder.AppendLine(" Assert.NotNull(terms);");
var termsString = terms.Select(t => "\"" + t + "\"").Join(", ");
builder.AppendLine(" AssertEx.Equal(new[] { " + termsString + " }, terms);");
}
builder.AppendLine("}");
builder.AppendLine();
index++;
}
var str = builder.ToString();
Console.WriteLine(str);
}
}
private async Task TestProximityExpressionGetterAsync(
string markup,
Func<CSharpProximityExpressionsService, Document, int, Task> continuation)
{
using (var workspace = await CSharpWorkspaceFactory.CreateWorkspaceFromLinesAsync(markup))
{
var testDocument = workspace.Documents.Single();
var caretPosition = testDocument.CursorPosition.Value;
var snapshot = testDocument.TextBuffer.CurrentSnapshot;
var languageDebugInfo = new CSharpLanguageDebugInfoService();
var document = workspace.CurrentSolution.GetDocument(testDocument.Id);
var proximityExpressionsGetter = new CSharpProximityExpressionsService();
await continuation(proximityExpressionsGetter, document, caretPosition);
}
}
