public void Should_get_the_correct_value_from_key()
 {
     const string expected = "FirstName";
     HbmSet set = new HbmSet
         {
             key = new HbmKey
                 {
                     column1 = expected
                 }
         };
     string result = set.GetColumnName();
     result.ShouldBeEqualTo(expected);
 }