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40 lines
1.5 KiB
Python
40 lines
1.5 KiB
Python
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import pytest
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from helpers.cluster import ClickHouseCluster
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from helpers.client import QueryRuntimeException
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cluster = ClickHouseCluster(__file__)
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node_shard = cluster.add_instance('node1', main_configs=['configs/remote_servers.xml'])
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node_dist = cluster.add_instance('node2', main_configs=['configs/remote_servers.xml'], image='yandex/clickhouse-server',
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tag='21.11.9.1', stay_alive=True, with_installed_binary=True)
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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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node_shard.query("CREATE TABLE local_table(id UInt32, val String) ENGINE = MergeTree ORDER BY id")
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node_dist.query("CREATE TABLE local_table(id UInt32, val String) ENGINE = MergeTree ORDER BY id")
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node_dist.query("CREATE TABLE dist_table(id UInt32, val String) ENGINE = Distributed(test_cluster, default, local_table, rand())")
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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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node_dist.query("SYSTEM STOP DISTRIBUTED SENDS dist_table")
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node_dist.query("INSERT INTO dist_table VALUES (1, 'foo')")
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assert node_dist.query("SELECT count() FROM dist_table") == "0\n"
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assert node_shard.query("SELECT count() FROM local_table") == "0\n"
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node_dist.restart_with_latest_version(signal=9)
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node_dist.query("SYSTEM FLUSH DISTRIBUTED dist_table")
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assert node_dist.query("SELECT count() FROM dist_table") == "1\n"
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assert node_shard.query("SELECT count() FROM local_table") == "1\n"
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