def METHOD_NAME(self):
    request_validator = mock.MagicMock()
    request_validator.validate_bearer_token = self._mocked_validate_bearer_token
    request = Request("/", headers=self.valid_header_with_multiple_spaces)
    result = BearerToken(request_validator=request_validator).validate_request(
        request
    )
    self.assertTrue(result)