new_contents: import json
  
  from .oauth import OAuth2Test
  
  
  class ZoomOAuth2Test(OAuth2Test):
      backend_path = 'social_core.backends.zoom.ZoomOAuth2'
      user_data_url = 'https://api.zoom.us/v2/users/me'
      expected_username = 'foobar'
      access_token_body = json.dumps({
          'access_token': 'foobar-token',
          'token_type': 'bearer',
          'refresh_token': 'foobar-refresh-token',
          'expires_in': 3599,
          'scope': 'identity'
      })
      user_data_body = json.dumps({
          'id': 'foobar',
          'first_name': 'Foo',
          'last_name': 'Bar',
          'email': 'foobar@email.com',
          'type': 2,
          'role_name': 'Foobar',
          'pmi': 1234567890,
          'use_pmi': False,
          'vanity_url': 'https://foobar.zoom.us/my/foobar',
          'personal_meeting_url': 'https://foobar.zoom.us/j/1234567890',
          'timezone': 'America/Denver',
          'verified': 1,
          'dept': '',
          'created_at': '2019-04-05T15:24:32Z',
          'last_login_time': '2019-12-16T18:02:48Z',
          'last_client_version': 'version',
          'pic_url': 'https://foobar.zoom.us/p/123456789',
          'host_key': '123456',
          'jid': 'foobar@xmpp.zoom.us',
          'group_ids': [],
          'im_group_ids': [
              'foobar-group-id'
          ],
          'account_id': 'foobar-account-id',
          'language': 'en-US',
          'phone_country': 'US',
          'phone_number': '+1 1234567891',
          'status': 'active'
      })
      refresh_token_body = json.dumps({
          'access_token': 'foobar-new-token',
          'token_type': 'bearer',
          'refresh_token': 'foobar-new-refresh-token',
          'expires_in': 3599,
          'scope': 'identity'
      })
  
      def test_login(self):
          self.do_login()
  
      def test_partial_pipeline(self):
          self.do_partial_pipeline()
  
      def test_refresh_token(self):
          user, social = self.do_refresh_token()
          self.assertEqual(social.extra_data['access_token'], 'foobar-new-token')
  
subject: Add test for zoom backend