[9.2] [Tempest] Unexpected content type provided

[Yury Tregubov]

Several Swift tests in Tempest suites are failed after about snapshot #518.

test_create_container_metadata_exceeds_overall_metadata_count[id-ac666539-d566-4f02-8ceb-58e968dfb732,negative]

Traceback (most recent call last):
  File "tempest/test.py", line 241, in setUpClass
    six.reraise(etype, value, trace)
  File "tempest/test.py", line 234, in setUpClass
    cls.resource_setup()
  File "tempest/api/object_storage/test_container_services_negative.py", line 29, in resource_setup
    _, body = cls.account_client.list_extensions()
  File "tempest/services/object_storage/account_client.py", line 151, in list_extensions
    resp, body = self.get('info')
  File "tempest/lib/common/rest_client.py", line 291, in get
    return self.request('GET', url, extra_headers, headers)
  File "tempest/lib/common/rest_client.py", line 664, in request
    self._error_checker(resp, resp_body)
  File "tempest/lib/common/rest_client.py", line 746, in _error_checker
    resp=resp)
tempest.lib.exceptions.UnexpectedContentType: Unexpected content type provided
Details: 404

Diagnostic snapshot is available here: 172.18.173.7:/home/jenkins/snapshots/fuel-snapshot-2016-11-21_18-44-53.tar

Env where the problem usually reporduces is available on 172.18.173.7
Env name is MOS_CI_MirantisOpenStack-9.0.iso_ironic_ceph. Fuel master ip is 10.109.2.2.

[Kostiantyn Danylov (kdanylov)]

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