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69 lines
2.0 KiB
Python
69 lines
2.0 KiB
Python
import pytest
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from helpers.cluster import ClickHouseCluster
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cluster = ClickHouseCluster(__file__, name="log_quries_probability")
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node1 = cluster.add_instance("node1", with_zookeeper=False)
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node2 = cluster.add_instance("node2", with_zookeeper=False)
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@pytest.fixture(scope="module")
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def start_cluster():
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try:
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cluster.start()
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yield cluster
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finally:
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cluster.shutdown()
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def test_log_quries_probability_one(start_cluster):
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for i in range(100):
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node1.query("SELECT 12345", settings={"log_queries_probability": 0.5})
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node1.query("SYSTEM FLUSH LOGS")
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assert (
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node1.query(
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"SELECT count() < (2 * 100) FROM system.query_log WHERE query LIKE '%12345%' AND query NOT LIKE '%system.query_log%'"
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)
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== "1\n"
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)
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assert (
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node1.query(
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"SELECT count() > 0 FROM system.query_log WHERE query LIKE '%12345%' AND query NOT LIKE '%system.query_log%'"
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)
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== "1\n"
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)
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assert (
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node1.query(
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"SELECT count() % 2 FROM system.query_log WHERE query LIKE '%12345%' AND query NOT LIKE '%system.query_log%'"
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)
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== "0\n"
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)
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node1.query("TRUNCATE TABLE system.query_log")
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def test_log_quries_probability_two(start_cluster):
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for i in range(100):
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node1.query(
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"SELECT 12345 FROM remote('node2', system, one)",
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settings={"log_queries_probability": 0.5},
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)
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node1.query("SYSTEM FLUSH LOGS")
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node2.query("SYSTEM FLUSH LOGS")
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ans1 = node1.query(
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"SELECT count() FROM system.query_log WHERE query LIKE '%12345%' AND query NOT LIKE '%system.query_log%'"
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)
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ans2 = node2.query(
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"SELECT count() FROM system.query_log WHERE query LIKE '%12345%' AND query NOT LIKE '%system.query_log%'"
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)
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assert ans1 == ans2
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node1.query("TRUNCATE TABLE system.query_log")
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node2.query("TRUNCATE TABLE system.query_log")
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