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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.
101 lines
4.1 KiB
Python
101 lines
4.1 KiB
Python
import pytest
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from helpers.client import QueryRuntimeException
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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',
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main_configs=['configs/logs_config.xml'])
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node2 = cluster.add_instance('node2',
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main_configs=['configs/logs_config.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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yield cluster
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finally:
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cluster.shutdown()
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def test_alter_codec_pk(started_cluster):
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try:
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name = "test_alter_codec_pk"
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node1.query("""
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CREATE TABLE {name} (id UInt64, value UInt64) Engine=MergeTree() ORDER BY id
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""".format(name=name))
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node1.query("INSERT INTO {name} SELECT number, number * number from numbers(100)".format(name=name))
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node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64 CODEC(NONE)".format(name=name))
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node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64 CODEC(Delta, LZ4)".format(name=name))
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assert node1.query("SELECT sum(id) FROM {name}".format(name=name)) == "4950\n"
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with pytest.raises(QueryRuntimeException):
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node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt32 CODEC(Delta, LZ4)".format(name=name))
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node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64 DEFAULT 3 CODEC(Delta, LZ4)".format(name=name))
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node1.query("INSERT INTO {name} (value) VALUES (1)".format(name=name))
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assert node1.query("SELECT sum(id) FROM {name}".format(name=name)) == "4953\n"
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with pytest.raises(QueryRuntimeException):
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node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64 ALIAS 3 CODEC(Delta, LZ4)".format(name=name))
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node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64 MATERIALIZED 3 CODEC(Delta, LZ4)".format(name=name))
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node1.query("INSERT INTO {name} (value) VALUES (1)".format(name=name))
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assert node1.query("SELECT sum(id) FROM {name}".format(name=name)) == "4956\n"
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node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64".format(name=name))
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with pytest.raises(QueryRuntimeException):
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node1.query("ALTER TABLE {name} MODIFY COLUMN id Int64".format(name=name))
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finally:
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node1.query("DROP TABLE IF EXISTS {name}".format(name=name))
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def test_alter_codec_index(started_cluster):
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try:
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name = "test_alter_codec_index"
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node1.query("""
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CREATE TABLE {name} (`id` UInt64, value UInt64, INDEX id_index id TYPE minmax GRANULARITY 1) Engine=MergeTree() ORDER BY tuple()
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""".format(name=name))
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node1.query("INSERT INTO {name} SELECT number, number * number from numbers(100)".format(name=name))
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node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64 CODEC(NONE)".format(name=name))
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node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64 CODEC(Delta, LZ4)".format(name=name))
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with pytest.raises(QueryRuntimeException):
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node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt32 CODEC(Delta, LZ4)".format(name=name))
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node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64 DEFAULT 3 CODEC(Delta, LZ4)".format(name=name))
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node1.query("INSERT INTO {name} (value) VALUES (1)".format(name=name))
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assert node1.query("SELECT sum(id) FROM {name}".format(name=name)) == "4953\n"
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with pytest.raises(QueryRuntimeException):
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node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64 ALIAS 3 CODEC(Delta, LZ4)".format(name=name))
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node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64 MATERIALIZED 3 CODEC(Delta, LZ4)".format(name=name))
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node1.query("INSERT INTO {name} (value) VALUES (1)".format(name=name))
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assert node1.query("SELECT sum(id) FROM {name}".format(name=name)) == "4956\n"
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node1.query("ALTER TABLE {name} MODIFY COLUMN id UInt64".format(name=name))
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with pytest.raises(QueryRuntimeException):
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node1.query("ALTER TABLE {name} MODIFY COLUMN id Int64".format(name=name))
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finally:
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node1.query("DROP TABLE IF EXISTS {name}".format(name=name))
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