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78 lines
2.7 KiB
Python
78 lines
2.7 KiB
Python
import pytest
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from helpers.cluster import ClickHouseCluster
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cluster = ClickHouseCluster(__file__)
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node = cluster.add_instance(
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"node",
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image="yandex/clickhouse-server",
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tag="19.17.8.54",
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stay_alive=True,
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with_installed_binary=True,
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)
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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 q(query):
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return node.query(query, settings={"log_queries": 1})
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def test_convert_system_db_to_atomic(start_cluster):
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q(
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"CREATE TABLE t(date Date, id UInt32) ENGINE = MergeTree PARTITION BY toYYYYMM(date) ORDER BY id"
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)
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q("INSERT INTO t VALUES (today(), 1)")
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q("INSERT INTO t SELECT number % 1000, number FROM system.numbers LIMIT 1000000")
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assert "1000001\n" == q("SELECT count() FROM t")
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assert "499999500001\n" == q("SELECT sum(id) FROM t")
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assert "1970-01-01\t1000\t499500000\n1970-01-02\t1000\t499501000\n" == q(
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"SELECT date, count(), sum(id) FROM t GROUP BY date ORDER BY date LIMIT 2"
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)
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q("SYSTEM FLUSH LOGS")
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assert "query_log" in q("SHOW TABLES FROM system")
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assert "part_log" in q("SHOW TABLES FROM system")
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q("SYSTEM FLUSH LOGS")
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assert "1\n" == q("SELECT count() != 0 FROM system.query_log")
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assert "1\n" == q("SELECT count() != 0 FROM system.part_log")
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node.restart_with_latest_version(fix_metadata=True)
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assert "Ordinary" in node.query("SHOW CREATE DATABASE default")
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assert "Atomic" in node.query("SHOW CREATE DATABASE system")
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assert "query_log" in node.query("SHOW TABLES FROM system")
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assert "part_log" in node.query("SHOW TABLES FROM system")
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node.query("SYSTEM FLUSH LOGS")
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assert "query_log_0" in node.query("SHOW TABLES FROM system")
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assert "part_log_0" in node.query("SHOW TABLES FROM system")
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assert "1\n" == node.query("SELECT count() != 0 FROM system.query_log_0")
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assert "1\n" == node.query("SELECT count() != 0 FROM system.part_log_0")
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assert "1970-01-01\t1000\t499500000\n1970-01-02\t1000\t499501000\n" == node.query(
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"SELECT date, count(), sum(id) FROM t GROUP BY date ORDER BY date LIMIT 2"
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)
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assert "INFORMATION_SCHEMA\ndefault\ninformation_schema\nsystem\n" == node.query(
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"SELECT name FROM system.databases ORDER BY name"
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)
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errors_count = node.count_in_log("<Error>")
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assert "0\n" == errors_count or (
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"1\n" == errors_count
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and "1\n" == node.count_in_log("Can't receive Netlink response")
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)
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assert "0\n" == node.count_in_log("<Warning> Database")
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errors_count = node.count_in_log("always include the lines below")
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assert "0\n" == errors_count or (
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"1\n" == errors_count
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and "1\n" == node.count_in_log("Can't receive Netlink response")
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)
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