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58 lines
2.3 KiB
Python
58 lines
2.3 KiB
Python
import pytest
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from helpers.cluster import ClickHouseCluster
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@pytest.fixture(scope="module")
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def cluster():
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try:
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cluster = ClickHouseCluster(__file__)
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cluster.add_instance("node1", main_configs=["configs/storage_conf.xml"], with_nginx=True)
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cluster.add_instance("node2", main_configs=["configs/storage_conf_web.xml"], with_nginx=True)
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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_usage(cluster):
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node1 = cluster.instances["node1"]
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expected = ""
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uuids = []
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for i in range(3):
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node1.query(""" CREATE TABLE data{} (id Int32) ENGINE = MergeTree() ORDER BY id SETTINGS storage_policy = 'def';""".format(i))
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node1.query("INSERT INTO data{} SELECT number FROM numbers(500000 * {})".format(i, i + 1))
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expected = node1.query("SELECT * FROM data{} ORDER BY id".format(i))
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metadata_path = node1.query("SELECT data_paths FROM system.tables WHERE name='data{}'".format(i))
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metadata_path = metadata_path[metadata_path.find('/'):metadata_path.rfind('/')+1]
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print(f'Metadata: {metadata_path}')
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node1.exec_in_container(['bash', '-c',
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'/usr/bin/clickhouse web-server-exporter --files-prefix data --url http://nginx:80/test1 --metadata-path {}'.format(metadata_path)], user='root')
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parts = metadata_path.split('/')
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uuids.append(parts[3])
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print(f'UUID: {parts[3]}')
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node2 = cluster.instances["node2"]
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for i in range(3):
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node2.query("""
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ATTACH TABLE test{} UUID '{}'
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(id Int32) ENGINE = MergeTree() ORDER BY id
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SETTINGS storage_policy = 'web';
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-- A crutch with detach/attach, need to fix
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DETACH TABLE test{};
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ATTACH TABLE test{};
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""".format(i, uuids[i], i, i))
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result = node2.query("SELECT count() FROM test{}".format(i))
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assert(int(result) == 500000 * (i+1))
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#result = node2.query("SELECT id FROM test{} WHERE id % 56 = 3 ORDER BY id".format(i))
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#assert(result == node1.query("SELECT id FROM data{} WHERE id % 56 = 3 ORDER BY id".format(i)))
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#result = node2.query("SELECT id FROM test{} WHERE id > 789999 AND id < 1487000".format(i))
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#assert(result == node1.query("SELECT id FROM data{} WHERE id > 789999 AND id < 1487000".format(i)))
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print(f"Ok {i}")
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