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https://github.com/ClickHouse/ClickHouse.git
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b75963d370
This PR formats all the `*.py` files found under the `tests/integration` folder. It also reorders the imports and cleans up a bunch of unused imports. The formatting also takes care of other things like wrapping lines and fixing spaces and indents such that the tests look more readable.
52 lines
2.3 KiB
Python
52 lines
2.3 KiB
Python
import pytest
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from helpers.cluster import ClickHouseCluster
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cluster = ClickHouseCluster(__file__)
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node1 = cluster.add_instance('node1', main_configs=['configs/remote_servers.xml'], with_zookeeper=True)
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node2 = cluster.add_instance('node2', main_configs=['configs/remote_servers.xml'], with_zookeeper=True)
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node3 = cluster.add_instance('node3', main_configs=['configs/remote_servers.xml'], with_zookeeper=True)
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node4 = cluster.add_instance('node4', main_configs=['configs/remote_servers.xml'], with_zookeeper=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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for i, node in enumerate([node1, node2]):
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node.query("CREATE DATABASE testdb")
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node.query(
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'''CREATE TABLE testdb.test_table(id UInt32, val String) ENGINE = ReplicatedMergeTree('/clickhouse/test/test_table1', '{}') ORDER BY id;'''.format(
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i))
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for i, node in enumerate([node3, node4]):
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node.query("CREATE DATABASE testdb")
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node.query(
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'''CREATE TABLE testdb.test_table(id UInt32, val String) ENGINE = ReplicatedMergeTree('/clickhouse/test/test_table2', '{}') ORDER BY id;'''.format(
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i))
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yield cluster
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finally:
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cluster.shutdown()
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def test_alter(started_cluster):
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node1.query("INSERT INTO testdb.test_table SELECT number, toString(number) FROM numbers(100)")
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node3.query("INSERT INTO testdb.test_table SELECT number, toString(number) FROM numbers(100)")
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node2.query("SYSTEM SYNC REPLICA testdb.test_table")
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node4.query("SYSTEM SYNC REPLICA testdb.test_table")
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node1.query("ALTER TABLE testdb.test_table ON CLUSTER test_cluster ADD COLUMN somecolumn UInt8 AFTER val",
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settings={"replication_alter_partitions_sync": "2"})
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node1.query("SYSTEM SYNC REPLICA testdb.test_table")
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node2.query("SYSTEM SYNC REPLICA testdb.test_table")
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node3.query("SYSTEM SYNC REPLICA testdb.test_table")
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node4.query("SYSTEM SYNC REPLICA testdb.test_table")
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assert node1.query("SELECT somecolumn FROM testdb.test_table LIMIT 1") == "0\n"
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assert node2.query("SELECT somecolumn FROM testdb.test_table LIMIT 1") == "0\n"
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assert node3.query("SELECT somecolumn FROM testdb.test_table LIMIT 1") == "0\n"
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assert node4.query("SELECT somecolumn FROM testdb.test_table LIMIT 1") == "0\n"
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