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102 lines
2.8 KiB
Python
102 lines
2.8 KiB
Python
# pylint: disable=unused-argument
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# pylint: disable=redefined-outer-name
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# pylint: disable=line-too-long
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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/config.d/storage_configuration.xml"],
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tmpfs=["/disk1:size=100M", "/disk2:size=100M"],
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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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node.query(
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"CREATE DATABASE IF NOT EXISTS test ENGINE=Ordinary",
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settings={"allow_deprecated_database_ordinary": 1},
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) # Different paths with Atomic
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yield cluster
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finally:
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cluster.shutdown()
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def _files_in_dist_mon(node, root, table):
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return int(
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node.exec_in_container(
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[
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"bash",
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"-c",
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# `-maxdepth 1` to avoid /tmp/ subdirectory
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"find /{root}/data/test/{table}/default@127%2E0%2E0%2E2:9000 -maxdepth 1 -type f 2>/dev/null | wc -l".format(
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root=root, table=table
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),
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]
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).split("\n")[0]
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)
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def test_insert(start_cluster):
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node.query("CREATE TABLE test.foo (key Int) Engine=Memory()")
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node.query(
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"""
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CREATE TABLE test.dist_foo (key Int)
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Engine=Distributed(
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test_cluster_two_shards,
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test,
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foo,
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key%2,
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'default'
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)
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"""
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)
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# manual only (but only for remote node)
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node.query("SYSTEM STOP DISTRIBUTED SENDS test.dist_foo")
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node.query(
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"INSERT INTO test.dist_foo SELECT * FROM numbers(100)",
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settings={
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"use_compact_format_in_distributed_parts_names": "0",
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},
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)
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assert _files_in_dist_mon(node, "disk1", "dist_foo") == 1
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assert _files_in_dist_mon(node, "disk2", "dist_foo") == 0
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assert node.query("SELECT count() FROM test.dist_foo") == "100\n"
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node.query("SYSTEM FLUSH DISTRIBUTED test.dist_foo")
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assert node.query("SELECT count() FROM test.dist_foo") == "200\n"
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#
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# RENAME
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#
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node.query("RENAME TABLE test.dist_foo TO test.dist2_foo")
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node.query(
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"INSERT INTO test.dist2_foo SELECT * FROM numbers(100)",
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settings={
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"use_compact_format_in_distributed_parts_names": "0",
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},
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)
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assert _files_in_dist_mon(node, "disk1", "dist2_foo") == 0
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assert _files_in_dist_mon(node, "disk2", "dist2_foo") == 1
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assert node.query("SELECT count() FROM test.dist2_foo") == "300\n"
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node.query("SYSTEM FLUSH DISTRIBUTED test.dist2_foo")
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assert node.query("SELECT count() FROM test.dist2_foo") == "400\n"
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#
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# DROP
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#
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node.query("DROP TABLE test.dist2_foo")
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for disk in ["disk1", "disk2"]:
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node.exec_in_container(
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["bash", "-c", "test ! -e /{}/data/test/dist2_foo".format(disk)]
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)
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