text: import unittest
  
  
  class Test_HttpError(unittest.TestCase):
  
      def _getTargetClass(self):
          from google.cloud.streaming.exceptions import HttpError
          return HttpError
  
      def _makeOne(self, *args, **kw):
          return self._getTargetClass()(*args, **kw)
  
      def test_ctor(self):
          RESPONSE = {'status': '404'}
          CONTENT = b'CONTENT'
          URL = 'http://www.example.com'
          exception = self._makeOne(RESPONSE, CONTENT, URL)
          self.assertEqual(exception.response, RESPONSE)
          self.assertEqual(exception.content, CONTENT)
          self.assertEqual(exception.url, URL)
          self.assertEqual(exception.status_code, 404)
          self.assertEqual(
              str(exception),
              "HttpError accessing <http://www.example.com>: "
              "response: <{'status': '404'}>, content <CONTENT>")
  
      def test_from_response(self):
          RESPONSE = {'status': '404'}
          CONTENT = b'CONTENT'
          URL = 'http://www.example.com'
  
          class _Response(object):
              info = RESPONSE
              content = CONTENT
              request_url = URL
  
          klass = self._getTargetClass()
          exception = klass.from_response(_Response())
          self.assertTrue(isinstance(exception, klass))
          self.assertEqual(exception.response, RESPONSE)
          self.assertEqual(exception.content, CONTENT)
          self.assertEqual(exception.url, URL)
  
  
  class Test_RetryAfterError(unittest.TestCase):
  
      def _getTargetClass(self):
          from google.cloud.streaming.exceptions import RetryAfterError
          return RetryAfterError
  
      def _makeOne(self, *args, **kw):
          return self._getTargetClass()(*args, **kw)
  
      def test_ctor(self):
          RESPONSE = {'status': '404'}
          CONTENT = b'CONTENT'
          URL = 'http://www.example.com'
          RETRY_AFTER = 60
          exception = self._makeOne(RESPONSE, CONTENT, URL, RETRY_AFTER)
          self.assertEqual(exception.response, RESPONSE)
          self.assertEqual(exception.content, CONTENT)
          self.assertEqual(exception.url, URL)
          self.assertEqual(exception.retry_after, RETRY_AFTER)
          self.assertEqual(
              str(exception),
              "HttpError accessing <http://www.example.com>: "
              "response: <{'status': '404'}>, content <CONTENT>")
  
      def test_from_response(self):
          RESPONSE = {'status': '404'}
          CONTENT = b'CONTENT'
          URL = 'http://www.example.com'
          RETRY_AFTER = 60
  
          class _Response(object):
              info = RESPONSE
              content = CONTENT
              request_url = URL
              retry_after = RETRY_AFTER
  
          klass = self._getTargetClass()
          exception = klass.from_response(_Response())
          self.assertTrue(isinstance(exception, klass))
          self.assertEqual(exception.response, RESPONSE)
          self.assertEqual(exception.content, CONTENT)
          self.assertEqual(exception.url, URL)
          self.assertEqual(exception.retry_after, RETRY_AFTER)
  