sporadic TypeError in test_792_explicit_port_protocol #795
Description
We are seeing some sporadic failures in test_792_explicit_port_protocol:
============================= test session starts ==============================
platform linux2 -- Python 2.7.10 -- py-1.4.30 -- pytest-2.7.2
rootdir: /home/docker-py, inifile:
plugins: cov
collected 25 items
tests/integration_test.py .....s..................F
=================================== FAILURES ===================================
_______________ TestRegressions.test_792_explicit_port_protocol ________________
self = <tests.integration_test.TestRegressions testMethod=test_792_explicit_port_protocol>
def test_792_explicit_port_protocol(self):
tcp_port, udp_port = random.sample(range(9999, 32000), 2)
ctnr = self.client.create_container(
BUSYBOX, 'true', ports=[2000, (2000, 'udp')],
host_config=self.client.create_host_config(
port_bindings={'2000/tcp': tcp_port, '2000/udp': udp_port}
)
)
self.tmp_containers.append(ctnr)
self.client.start(ctnr)
self.assertEqual(
> self.client.port(ctnr, 2000)[0]['HostPort'],
six.text_type(tcp_port)
)
E TypeError: 'NoneType' object has no attribute '__getitem__'
tests/integration_test.py:1735: TypeError
=============== 1 failed, 23 passed, 1 skipped in 17.65 seconds ================
Note that this doesn't fail all the time.
This is presumably related to #793.