+ u1 = new Uri ("http://www.go-mono.com");
+ Assert.AreEqual (1, Uri.Compare (u1, u2, UriComponents.AbsoluteUri, UriFormat.UriEscaped, StringComparison.CurrentCulture), "non-null - null");
+
+ u1 = null;
+ u2 = new Uri ("http://www.go-mono.com");
+ Assert.AreEqual (-1, Uri.Compare (u1, u2, UriComponents.AbsoluteUri, UriFormat.UriEscaped, StringComparison.CurrentCulture), "null - non-null");
+