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74 lines
2.1 KiB
Python
74 lines
2.1 KiB
Python
import time
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import pytest
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from helpers.client import CommandRequest
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from helpers.client import QueryTimeoutExceedException
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from helpers.cluster import ClickHouseCluster
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from helpers.test_tools import TSV
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cluster = ClickHouseCluster(__file__)
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node1 = cluster.add_instance(
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"node1",
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main_configs=["configs/conf.d/merge_tree.xml", "configs/conf.d/remote_servers.xml"],
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with_zookeeper=True,
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macros={"layer": 0, "shard": 0, "replica": 1},
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)
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node2 = cluster.add_instance(
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"node2",
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main_configs=["configs/conf.d/merge_tree.xml", "configs/conf.d/remote_servers.xml"],
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with_zookeeper=True,
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macros={"layer": 0, "shard": 0, "replica": 2},
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)
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nodes = [node1, node2]
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@pytest.fixture(scope="module")
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def started_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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pass
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cluster.shutdown()
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def test_deduplication_window_in_seconds(started_cluster):
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node = node1
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node1.query(
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"""
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CREATE TABLE simple ON CLUSTER test_cluster (date Date, id UInt32)
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ENGINE = ReplicatedMergeTree('/clickhouse/tables/{shard}/simple', '{replica}') PARTITION BY toYYYYMM(date) ORDER BY id"""
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)
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node.query("INSERT INTO simple VALUES (0, 0)")
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time.sleep(1)
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node.query("INSERT INTO simple VALUES (0, 0)") # deduplication works here
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node.query("INSERT INTO simple VALUES (0, 1)")
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assert TSV(node.query("SELECT count() FROM simple")) == TSV("2\n")
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# Wait for the cleanup thread.
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for i in range(100):
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time.sleep(5)
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if (
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TSV.toMat(
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node.query(
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"SELECT count() FROM system.zookeeper WHERE path = '/clickhouse/tables/0/simple/blocks'"
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)
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)[0][0]
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<= "1"
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):
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break
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else:
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raise Exception("The blocks from Keeper were not removed in time")
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node.query(
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"INSERT INTO simple VALUES (0, 0)"
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) # Deduplication doesn't work here as the first hash node was deleted
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assert TSV.toMat(node.query("SELECT count() FROM simple"))[0][0] == "3"
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node1.query("""DROP TABLE simple ON CLUSTER test_cluster""")
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