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60 lines
1.4 KiB
Python
60 lines
1.4 KiB
Python
import pytest
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from helpers.cluster import ClickHouseCluster
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from helpers.test_tools import assert_eq_with_retry
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cluster = ClickHouseCluster(__file__)
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node1 = cluster.add_instance(
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"node1",
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image="yandex/clickhouse-server",
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tag="20.8.11.17",
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with_installed_binary=True,
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stay_alive=True,
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)
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@pytest.fixture(scope="module")
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def start_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_default_codec_read(start_cluster):
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node1.query("DROP TABLE IF EXISTS test_18340")
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node1.query(
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"""
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CREATE TABLE test_18340
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(
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`lns` LowCardinality(Nullable(String)),
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`ns` Nullable(String),
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`s` String,
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`ni64` Nullable(Int64),
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`ui64` UInt64,
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`alns` Array(LowCardinality(Nullable(String))),
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`ans` Array(Nullable(String)),
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`dt` DateTime,
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`i32` Int32
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)
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ENGINE = MergeTree()
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PARTITION BY i32
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ORDER BY (s, farmHash64(s))
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SAMPLE BY farmHash64(s)
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"""
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)
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node1.query(
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"insert into test_18340 values ('test', 'test', 'test', 0, 0, ['a'], ['a'], now(), 0)"
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)
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assert node1.query("SELECT COUNT() FROM test_18340") == "1\n"
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node1.restart_with_latest_version()
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assert node1.query("SELECT COUNT() FROM test_18340") == "1\n"
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