def test_updater_simple(self):
# Test the client-side updater logic in its simplest case: everything succeeds, and no rolling
# updates.
mock_options = self.setup_mock_options()
(mock_api, mock_scheduler) = self.create_mock_api()
mock_health_check = self.setup_health_checks(mock_api)
with contextlib.nested(
patch('twitter.common.app.get_options',
return_value=mock_options),
patch('twitter.aurora.client.api.SchedulerProxy',
return_value=mock_scheduler.scheduler),
patch('twitter.aurora.client.factory.CLUSTERS',
new=self.TEST_CLUSTERS),
patch(
'twitter.aurora.client.api.instance_watcher.InstanceWatcherHealthCheck',
return_value=mock_health_check),
patch('time.time',
side_effect=functools.partial(self.fake_time, self)),
patch('time.sleep',
return_value=None)) as (options, scheduler_proxy_class,
test_clusters,
mock_health_check_factory,
time_patch, sleep_patch):
self.setup_mock_scheduler_for_simple_update(mock_api)
with temporary_file() as fp:
fp.write(self.get_valid_config())
fp.flush()
update(['west/mchucarroll/test/hello', fp.name])
# We don't check all calls. The updater should be able to change. What's important
# is that we verify the key parts of the update process, to have some confidence
# that update did the right things.
# Every update should:
# check its options, acquire an update lock, check status,
# kill the old tasks, start new ones, wait for the new ones to healthcheck,
# and finally release the lock.
# The kill/start should happen in rolling batches.
assert options.call_count == 2
assert mock_scheduler.scheduler.acquireLock.call_count == 1
self.assert_correct_killtask_calls(mock_scheduler.scheduler)
self.assert_correct_addinstance_calls(mock_scheduler.scheduler)
self.assert_correct_status_calls(mock_scheduler.scheduler)
assert mock_scheduler.scheduler.releaseLock.call_count == 1
def test_update_command_line_succeeds(self):
mock_options = self.setup_mock_options()
(mock_api, mock_scheduler) = self.create_mock_api()
with contextlib.nested(
patch('twitter.aurora.client.commands.core.make_client', return_value=mock_api),
patch('twitter.common.app.get_options', return_value=mock_options),
patch('twitter.aurora.client.factory.CLUSTERS', new=self.TEST_CLUSTERS)
) as (make_client,
options,
test_clusters):
mock_api.update_job.return_value = self.create_simple_success_response()
with temporary_file() as fp:
fp.write(self.get_valid_config())
fp.flush()
update([self.TEST_JOBSPEC, fp.name])
assert mock_api.update_job.call_count == 1
args, kwargs = mock_api.update_job.call_args
assert isinstance(args[0], AuroraConfig)
assert args[1] == 3
assert args[2] is None
def test_updater_simple(self):
# Test the client-side updater logic in its simplest case: everything succeeds, and no rolling
# updates.
mock_options = self.setup_mock_options()
(mock_api, mock_scheduler) = self.create_mock_api()
mock_health_check = self.setup_health_checks(mock_api)
with contextlib.nested(
patch('twitter.common.app.get_options', return_value=mock_options),
patch('twitter.aurora.client.api.SchedulerProxy', return_value=mock_scheduler.scheduler),
patch('twitter.aurora.client.factory.CLUSTERS', new=self.TEST_CLUSTERS),
patch('twitter.aurora.client.api.instance_watcher.InstanceWatcherHealthCheck',
return_value=mock_health_check),
patch('time.time', side_effect=functools.partial(self.fake_time, self)),
patch('time.sleep', return_value=None)
) as (options, scheduler_proxy_class, test_clusters, mock_health_check_factory,
time_patch, sleep_patch):
self.setup_mock_scheduler_for_simple_update(mock_api)
with temporary_file() as fp:
fp.write(self.get_valid_config())
fp.flush()
update(['west/mchucarroll/test/hello', fp.name])
# We don't check all calls. The updater should be able to change. What's important
# is that we verify the key parts of the update process, to have some confidence
# that update did the right things.
# Every update should:
# check its options, acquire an update lock, check status,
# kill the old tasks, start new ones, wait for the new ones to healthcheck,
# and finally release the lock.
# The kill/start should happen in rolling batches.
assert options.call_count == 2
assert mock_scheduler.scheduler.acquireLock.call_count == 1
self.assert_correct_killtask_calls(mock_scheduler.scheduler)
self.assert_correct_addinstance_calls(mock_scheduler.scheduler)
self.assert_correct_status_calls(mock_scheduler.scheduler)
assert mock_scheduler.scheduler.releaseLock.call_count == 1
def test_update_command_line_succeeds(self):
mock_options = self.setup_mock_options()
(mock_api, mock_scheduler) = self.create_mock_api()
with contextlib.nested(
patch('twitter.aurora.client.commands.core.make_client',
return_value=mock_api),
patch('twitter.common.app.get_options',
return_value=mock_options),
patch('twitter.aurora.client.factory.CLUSTERS',
new=self.TEST_CLUSTERS)) as (make_client, options,
test_clusters):
mock_api.update_job.return_value = self.create_simple_success_response(
)
with temporary_file() as fp:
fp.write(self.get_valid_config())
fp.flush()
update([self.TEST_JOBSPEC, fp.name])
assert mock_api.update_job.call_count == 1
args, kwargs = mock_api.update_job.call_args
assert isinstance(args[0], AuroraConfig)
assert args[1] == 3
assert args[2] is None