def test_to_json_dict (self):
     report = PycheckerModuleReport("any.module")
     report.add_warning(PycheckerWarning("warning 1", 1))
     report.add_warning(PycheckerWarning("warning 2", 2))
     
     expected = {
         "name":  "any.module",
         "warnings": [{"message": "warning 1", "line_number": 1},
                      {"message": "warning 2", "line_number": 2}]
     }
     self.assertEquals(expected, report.to_json_dict())