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from test import TestCase, fill_redis_with_vectors, generate_random_vector
import threading, time
class ConcurrentVSIMAndDEL(TestCase):
def getname(self):
return "Concurrent VSIM and DEL operations"
def estimated_runtime(self):
return 2
def test(self):
# Fill the key with 5000 random vectors
dim = 128
count = 5000
fill_redis_with_vectors(self.redis, self.test_key, count, dim)
# List to store results from threads
thread_results = []
def vsim_thread():
"""Thread function to perform VSIM operations until the key is deleted"""
while True:
query_vec = generate_random_vector(dim)
result = self.redis.execute_command('VSIM', self.test_key, 'VALUES', dim,
*[str(x) for x in query_vec], 'COUNT', 10)
if not result:
# Empty array detected, key is deleted
thread_results.append(True)
break
# Start multiple threads to perform VSIM operations
threads = []
for _ in range(4): # Start 4 threads
t = threading.Thread(target=vsim_thread)
t.start()
threads.append(t)
# Delete the key while threads are still running
time.sleep(1)
self.redis.delete(self.test_key)
# Wait for all threads to finish (they will exit once they detect the key is deleted)
for t in threads:
t.join()
# Verify that all threads detected an empty array or error
assert len(thread_results) == len(threads), "Not all threads detected the key deletion"
assert all(thread_results), "Some threads did not detect an empty array or error after DEL"
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