Comment 11 for bug 1604923

all four tests are failed in one common function that is in description

Traceback (most recent call last):
  File "tempest/api/network/test_ports.py", line 317, in test_update_port_with_security_group_and_extra_attributes
    [data_utils.rand_name('secgroup')])
  File "tempest/api/network/test_ports.py", line 306, in _update_port_with_security_groups
    port_show['fixed_ips'][0]['subnet_id'])
  File "/usr/lib/python2.7/site-packages/testtools/testcase.py", line 350, in assertEqual
    self.assertThat(observed, matcher, message)
  File "/usr/lib/python2.7/site-packages/testtools/testcase.py", line 435, in assertThat
    raise mismatch_error
testtools.matchers._impl.MismatchError: !=:
reference = u'76ae26af-33b2-47c5-83e2-80b231b08ac6'
actual = u'5c9cae50-e698-4864-9c5e-f7bc52c93f79'