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48 lines
1.9 KiB
Python
48 lines
1.9 KiB
Python
import pytest
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import time
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from helpers.cluster import ClickHouseCluster
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from helpers.network import PartitionManager
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from helpers.test_tools import TSV
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cluster = ClickHouseCluster(__file__)
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node_old = cluster.add_instance('node1', main_configs=['configs/remote_servers.xml'], image='yandex/clickhouse-server:19.17.8.54', stay_alive=True, with_installed_binary=True)
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node_new = cluster.add_instance('node2', main_configs=['configs/remote_servers.xml'])
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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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for node in (node_old, node_new):
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node.query("CREATE TABLE local_table(id UInt32, val String) ENGINE = MergeTree ORDER BY id")
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node_old.query("INSERT INTO local_table VALUES (1, 'node1')")
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node_new.query("INSERT INTO local_table VALUES (2, 'node2')")
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node_old.query("CREATE TABLE distributed(id UInt32, val String) ENGINE = Distributed(test_cluster, default, local_table)")
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node_new.query("CREATE TABLE distributed(id UInt32, val String) ENGINE = Distributed(test_cluster, default, local_table)")
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yield cluster
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finally:
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cluster.shutdown()
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def test_distributed_in_tuple(started_cluster):
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query1 = "SELECT count() FROM distributed WHERE (id, val) IN ((1, 'node1'), (2, 'a'), (3, 'b'))"
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query2 = "SELECT sum((id, val) IN ((1, 'node1'), (2, 'a'), (3, 'b'))) FROM distributed"
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assert node_old.query(query1) == "1\n"
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assert node_old.query(query2) == "1\n"
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assert node_new.query(query1) == "1\n"
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assert node_new.query(query2) == "1\n"
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large_set = '(' + ','.join([str(i) for i in range(1000)]) + ')'
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query3 = "SELECT count() FROM distributed WHERE id IN " + large_set
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query4 = "SELECT sum(id IN {}) FROM distributed".format(large_set)
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assert node_old.query(query3) == "2\n"
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assert node_old.query(query4) == "2\n"
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assert node_new.query(query3) == "2\n"
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assert node_new.query(query4) == "2\n"
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