public LineCommentInfoTest()
{
this.commentClass = new StubIClassificationType();
this.commentClass.ClassificationGet = () => "comment";
this.commentClass.IsOfTypeString = s => string.Equals(s, "comment");
this.wholeLineCommentClassifier = new StubIClassifier();
this.wholeLineCommentClassifier.GetClassificationSpansSnapshotSpan = s =>
{
// Find the "//"... Note: doesn't look for "''" (VB) or "/*"
// (multi-line). That might need to change when we start
// supporting more comment styles.
var markerStart = s.GetText().IndexOf("//");
Assert.IsTrue(markerStart >= 0);
var commentSpan = new SnapshotSpan(s.Start + markerStart, s.End);
var span = new ClassificationSpan(commentSpan, this.commentClass);
var list = new List<ClassificationSpan>();
list.Add(span);
return list;
};
this.defaultOptions = new SimpleEditorOptions();
this.defaultOptions.SetOptionValue("Tabs/ConvertTabsToSpaces", true);
this.defaultOptions.SetOptionValue("Tabs/TabSize", 4);
}
public void LineCommentInfo_LeadingEightSpaceTabIsEightSpaces()
{
var snapshot = new SimpleSnapshot(
"\t// this is a comment");
var eightSpaceTab = new SimpleEditorOptions();
eightSpaceTab.Parent = this.defaultOptions;
eightSpaceTab.SetOptionValue("Tabs/TabSize", 8);
var info = LineCommentInfo.FromLine(
snapshot.GetLineFromLineNumber(0),
eightSpaceTab,
this.wholeLineCommentClassifier);
Assert.IsNotNull(info);
Assert.IsTrue(info.CommentOnly);
Assert.AreEqual(1, info.CommentSpan.Start.Position);
Assert.AreEqual(1, info.MarkerSpan.Start.Position);
Assert.AreEqual(8, info.MarkerColumnStart);
Assert.AreEqual(4, info.ContentSpan.Start.Position);
Assert.AreEqual(11, info.ContentColumnStart);
}