def test_accelerators_filter_no_device_profile(self, mock_log):
# First ensure that accelerators_filter is included
self.assertIn(request_filter.accelerators_filter,
request_filter.ALL_REQUEST_FILTERS)
reqspec = objects.RequestSpec(flavor=objects.Flavor(extra_specs={}))
self.assertEqual(set(), reqspec.root_required)
self.assertEqual(set(), reqspec.root_forbidden)
# Request filter puts the trait into the request spec
request_filter.accelerators_filter(self.context, reqspec)
self.assertEqual(set(), reqspec.root_required)
self.assertEqual(set(), reqspec.root_forbidden)
# Assert about logging
mock_log.assert_not_called()
def test_accelerators_filter_with_device_profile(self, mock_log):
# First ensure that accelerators_filter is included
self.assertIn(request_filter.accelerators_filter,
request_filter.ALL_REQUEST_FILTERS)
es = {'accel:device_profile': 'mydp'}
reqspec = objects.RequestSpec(flavor=objects.Flavor(extra_specs=es))
self.assertEqual(set(), reqspec.root_required)
self.assertEqual(set(), reqspec.root_forbidden)
# Request filter puts the trait into the request spec
request_filter.accelerators_filter(self.context, reqspec)
self.assertEqual({ot.COMPUTE_ACCELERATORS}, reqspec.root_required)
self.assertEqual(set(), reqspec.root_forbidden)
# Assert both the in-method logging and trace decorator.
log_lines = [c[0][0] for c in mock_log.debug.call_args_list]
self.assertIn('added required trait', log_lines[0])
self.assertIn('took %.1f seconds', log_lines[1])
