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50 lines
1.4 KiB
Python
50 lines
1.4 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(
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"node",
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main_configs=["configs/max_num_limit.xml"],
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stay_alive=True,
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)
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config = """<clickhouse>
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<max_materialized_views_count_for_table>2</max_materialized_views_count_for_table>
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</clickhouse>
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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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for _, node in cluster.instances.items():
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node.query(
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f"""
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CREATE TABLE test_tb (a String) ENGINE = MergeTree ORDER BY a;
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"""
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)
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yield cluster
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finally:
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cluster.shutdown()
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def test_limit_materialized_view_count(started_cluster):
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node.query(
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"CREATE MATERIALIZED VIEW test_view1 ENGINE = MergeTree ORDER BY a AS SELECT * FROM test_tb;"
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)
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assert "Too many materialized views" in node.query_and_get_error(
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"CREATE MATERIALIZED VIEW test_view2 ENGINE = MergeTree ORDER BY a AS SELECT * FROM test_tb;"
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)
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node.replace_config("/etc/clickhouse-server/config.d/max_num_limit.xml", config)
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node.restart_clickhouse()
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node.query(
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"CREATE MATERIALIZED VIEW test_view2 ENGINE = MergeTree ORDER BY a AS SELECT * FROM test_tb;"
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)
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assert "Too many materialized views" in node.query_and_get_error(
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"CREATE MATERIALIZED VIEW test_view3 ENGINE = MergeTree ORDER BY a AS SELECT * FROM test_tb;"
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)
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