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91 lines
3.5 KiB
Python
91 lines
3.5 KiB
Python
import pytest
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from helpers.cluster import ClickHouseCluster
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cluster = ClickHouseCluster(__file__)
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node = cluster.add_instance('node', main_configs=['configs/remote_servers.xml'])
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cluster_param = pytest.mark.parametrize("cluster", [
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('test_cluster'),
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('test_cluster_2'),
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])
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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.query("create database test")
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yield cluster
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finally:
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cluster.shutdown()
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@cluster_param
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def test_single_file(started_cluster, cluster):
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node.query(
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"create table test.distr_1 (x UInt64, s String) engine = Distributed('{}', database, table)".format(cluster))
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node.query("insert into test.distr_1 values (1, 'a'), (2, 'bb'), (3, 'ccc')",
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settings={"use_compact_format_in_distributed_parts_names": "1"})
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query = "select * from file('/var/lib/clickhouse/data/test/distr_1/shard1_replica1/1.bin', 'Distributed')"
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out = node.exec_in_container(['/usr/bin/clickhouse', 'local', '--stacktrace', '-q', query])
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assert out == '1\ta\n2\tbb\n3\tccc\n'
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query = "create table t (x UInt64, s String) engine = File('Distributed', '/var/lib/clickhouse/data/test/distr_1/shard1_replica1/1.bin');" \
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"select * from t"
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out = node.exec_in_container(['/usr/bin/clickhouse', 'local', '--stacktrace', '-q', query])
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assert out == '1\ta\n2\tbb\n3\tccc\n'
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node.query("drop table test.distr_1")
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@cluster_param
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def test_two_files(started_cluster, cluster):
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node.query(
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"create table test.distr_2 (x UInt64, s String) engine = Distributed('{}', database, table)".format(cluster))
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node.query("insert into test.distr_2 values (0, '_'), (1, 'a')", settings={
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"use_compact_format_in_distributed_parts_names": "1",
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})
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node.query("insert into test.distr_2 values (2, 'bb'), (3, 'ccc')", settings={
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"use_compact_format_in_distributed_parts_names": "1",
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})
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query = "select * from file('/var/lib/clickhouse/data/test/distr_2/shard1_replica1/{1,2,3,4}.bin', 'Distributed') order by x"
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out = node.exec_in_container(['/usr/bin/clickhouse', 'local', '--stacktrace', '-q', query])
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assert out == '0\t_\n1\ta\n2\tbb\n3\tccc\n'
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query = "create table t (x UInt64, s String) engine = File('Distributed', '/var/lib/clickhouse/data/test/distr_2/shard1_replica1/{1,2,3,4}.bin');" \
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"select * from t order by x"
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out = node.exec_in_container(['/usr/bin/clickhouse', 'local', '--stacktrace', '-q', query])
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assert out == '0\t_\n1\ta\n2\tbb\n3\tccc\n'
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node.query("drop table test.distr_2")
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@cluster_param
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def test_single_file_old(started_cluster, cluster):
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node.query(
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"create table test.distr_3 (x UInt64, s String) engine = Distributed('{}', database, table)".format(cluster))
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node.query("insert into test.distr_3 values (1, 'a'), (2, 'bb'), (3, 'ccc')", settings={
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"use_compact_format_in_distributed_parts_names": "0",
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})
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query = "select * from file('/var/lib/clickhouse/data/test/distr_3/default@not_existing:9000/1.bin', 'Distributed')"
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out = node.exec_in_container(['/usr/bin/clickhouse', 'local', '--stacktrace', '-q', query])
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assert out == '1\ta\n2\tbb\n3\tccc\n'
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query = "create table t (x UInt64, s String) engine = File('Distributed', '/var/lib/clickhouse/data/test/distr_3/default@not_existing:9000/1.bin');" \
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"select * from t"
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out = node.exec_in_container(['/usr/bin/clickhouse', 'local', '--stacktrace', '-q', query])
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assert out == '1\ta\n2\tbb\n3\tccc\n'
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node.query("drop table test.distr_3")
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