public void CompilationWarning()
{
const String compilationWarningMessage = "1>C:\\Sources\\GitHub\\VSOutputEnhancer\\VSOutputEnhancer\\ClassificationType.cs(29,53,29,83): warning CS0169: The field 'ClassificationType.BuildResultSucceededDefinition' is never used\r\n";
var span = Utils.CreateSpan(compilationWarningMessage);
var classifier = CreateClassifier();
var result = classifier.GetClassificationSpans(span);
Assert.AreEqual(1, result.Count);
var classificationSpan = result.Single();
Assert.AreEqual(new SnapshotSpan(span.Snapshot, 90, 91), classificationSpan.Span);
Assert.AreEqual(ClassificationType.BuildMessageWarning, classificationSpan.ClassificationType.Classification);
}