ClickHouse/tests/integration/test_lazy_database/test.py
2024-09-27 10:19:49 +00:00

91 lines
2.3 KiB
Python

import logging
import os
import time
import pytest
from helpers.cluster import ClickHouseCluster
@pytest.fixture(scope="module")
def cluster():
try:
cluster = ClickHouseCluster(__file__)
cluster.add_instance(
"node",
main_configs=["configs/storage_policy.xml"],
with_minio=True,
)
logging.info("Starting cluster...")
cluster.start()
logging.info("Cluster started")
yield cluster
finally:
cluster.shutdown()
def assert_objects_count(cluster, objects_count, path="data/"):
minio = cluster.minio_client
s3_objects = list(minio.list_objects(cluster.minio_bucket, path, recursive=True))
if objects_count != len(s3_objects):
for s3_object in s3_objects:
object_meta = minio.stat_object(cluster.minio_bucket, s3_object.object_name)
logging.info("Existing S3 object: %s", str(object_meta))
assert objects_count == len(s3_objects)
def list_of_files_on_ch_disk(node, disk, path):
disk_path = node.query(
f"SELECT path FROM system.disks WHERE name='{disk}'"
).splitlines()[0]
return node.exec_in_container(
["bash", "-c", f"ls {os.path.join(disk_path, path)}"], user="root"
)
@pytest.mark.parametrize(
"engine",
[
pytest.param("Log"),
],
)
@pytest.mark.parametrize(
"disk,check_s3",
[
pytest.param("default", False),
pytest.param("s3", True),
],
)
@pytest.mark.parametrize(
"delay",
[
pytest.param(0),
pytest.param(4),
],
)
def test_drop_table(cluster, engine, disk, check_s3, delay):
node = cluster.instances["node"]
node.query("DROP DATABASE IF EXISTS lazy")
node.query("CREATE DATABASE lazy ENGINE=Lazy(2)")
node.query(
"CREATE TABLE lazy.table (id UInt64) ENGINE={} SETTINGS disk = '{}'".format(
engine,
disk,
)
)
node.query("INSERT INTO lazy.table SELECT number FROM numbers(10)")
assert node.query("SELECT count(*) FROM lazy.table") == "10\n"
if delay:
time.sleep(delay)
node.query("DROP TABLE lazy.table SYNC")
if check_s3:
# There mustn't be any orphaned data
assert_objects_count(cluster, 0)
# Local data must be removed
assert list_of_files_on_ch_disk(node, disk, "data/lazy/") == ""