public static void FirstSegmentIsServiceDirectory(UriSegment[] segments)
 {
     ExpectingSegmentsCount(segments, 1);
     segments.ElementAt(0).IsServiceDirectory.Should().BeTrue();
 }
 public static void FirstSegmentIsMetadata(UriSegment[] segments)
 {
     ExpectingSegmentsCount(segments, 1);
     segments.ElementAt(0).IsMeta.Should().BeTrue();
     segments.ElementAt(0).As<UriSegment.Meta>().item.IsMetadata.Should().BeTrue();
 }