def test_address_lookup_error_hierarchy(self):
self.assertIsInstance(BuildFileAddressMapper.AddressNotInBuildFile(),
AddressLookupError)
self.assertIsInstance(BuildFileAddressMapper.EmptyBuildFileError(),
AddressLookupError)
self.assertIsInstance(
BuildFileAddressMapper.InvalidBuildFileReference(),
AddressLookupError)
self.assertIsInstance(BuildFileAddressMapper.InvalidAddressError(),
AddressLookupError)
self.assertIsInstance(BuildFileAddressMapper.BuildFileScanError(),
AddressLookupError)
