public void ResolveNullHref()
 {
     FileInclusionResolver resolver = new FileInclusionResolver();
     Assert.Throws<ArgumentNullException>(() => resolver.Resolve(null));
 }
 public void ResolveUri()
 {
     FileInclusionResolver resolver = new FileInclusionResolver();
     Assert.DoesNotThrow(() => resolver.Resolve("http://www.w3schools.com/xml/note.xml"));
 }
 public void ResolveExistingFile()
 {
     FileInclusionResolver resolver = new FileInclusionResolver();
     Assert.DoesNotThrow(() => resolver.Resolve(@"..\..\Resources\basics_sch.xml"));
 }