def METHOD_NAME(self):
    """Test conflicting definitions path"""
    fn = env.input_path("mergeerror1.yaml")
    with self.assertRaises(ValueError) as ve:
        SchemaLoader(fn)
    self.assertEqual(
        "Conflicting URIs (http://example.org/schema2, http://example.org/schema1) for item: c1",
        str(ve.exception),
    )