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Fix test_clean_large_registry

This commit is contained in:
Selwin Ong 2024-04-13 14:38:53 +07:00
parent 7fa34246f6
commit fd261d5d8f
1 changed files with 9 additions and 15 deletions
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24
tests/test_worker_registration.py
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@ -85,25 +85,19 @@ class TestWorkerRegistry(RQTestCase):
clean_registry() splits invalid_keys into multiple lists for set removal to avoid sending more than redis can
receive
"""
MAX_WORKERS = 41
MAX_KEYS = 37
# srem is called twice per invalid key group: once for WORKERS_BY_QUEUE_KEY; once for REDIS_WORKER_KEYS
worker_count = 11
MAX_KEYS = 6
SREM_CALL_COUNT = 2
queue = Queue(name='foo', connection=self.connection)
for i in range(MAX_WORKERS):
for i in range(worker_count):
worker = Worker([queue], connection=self.connection)
register(worker)
with patch('rq.worker_registration.MAX_KEYS', MAX_KEYS), patch.object(
queue.connection, 'pipeline', wraps=queue.connection.pipeline
) as pipeline_mock:
# clean_worker_registry creates a pipeline with a context manager. Configure the mock using the context
# manager entry method __enter__
pipeline_mock.return_value.__enter__.return_value.srem.return_value = None
pipeline_mock.return_value.__enter__.return_value.execute.return_value = [0] * MAX_WORKERS
# Since we registered 11 workers and set the maximum keys to be deleted in each command to 6,
# `srem` command should be called a total of 4 times.
# `srem` is called twice per invalid key group; once for WORKERS_BY_QUEUE_KEY and once for REDIS_WORKER_KEYS
with patch('rq.worker_registration.MAX_KEYS', MAX_KEYS), patch('redis.client.Pipeline.srem') as mock:
clean_worker_registry(queue)
expected_call_count = (ceildiv(MAX_WORKERS, MAX_KEYS)) * SREM_CALL_COUNT
self.assertEqual(pipeline_mock.return_value.__enter__.return_value.srem.call_count, expected_call_count)
expected_call_count = (ceildiv(worker_count, MAX_KEYS)) * SREM_CALL_COUNT
self.assertEqual(mock.call_count, expected_call_count)