public void InvalidMapping() {
     MemberMapping mm = new MemberMapping(typeof(ISample), typeof(Sample2));
     Assert.IsFalse(mm.IsValid);
     Assert.IsFalse(String.IsNullOrEmpty(mm.ErrorMessage));
     Assert.IsTrue(mm.MissingMembers.Count > 0);
 }
 public void ValidMapping() {
     MemberMapping mm = new MemberMapping(typeof(ISample), typeof(Sample1));
     Assert.IsTrue(mm.IsValid);
     Assert.IsTrue(String.IsNullOrEmpty(mm.ErrorMessage));
 }