private static IEnumerable <DiagnosticResult> GetExpectedDiagnostics(string fileName, IList <SourceMarker> markers, params Rule[] violatedRules)
{
if ((!markers?.Any() ?? true) && (!violatedRules?.Any() ?? true))
{
yield break;
}
Assert.True(markers.Count == violatedRules.Length, "Number of markers should always equal the number of violated rules");
for (var i = 0; i < markers.Count; ++i)
{
var rule = violatedRules[i];
var marker = markers[i];
var arguments = Enumerable.Empty <object>();
if (marker is DiagnosticArgumentMarker)
{
arguments = rule.Arguments;
}
else if (marker is DiagnosticTextMarker textMarker)
{
arguments = new[] { textMarker.Text };
}
yield return(DiagnosticVerifier.GetExpectedDiagnostic(
fileName ?? DiagnosticVerifier.DefaultFileName, marker.Line, marker.Column, rule.DiagnosticDescriptor, arguments.ToArray()));
}
}