ClickHouse/tests/integration/test_log_family_s3/test.py

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import logging
import pytest
from helpers.cluster import ClickHouseCluster
logging.getLogger().setLevel(logging.INFO)
logging.getLogger().addHandler(logging.StreamHandler())
# Creates S3 bucket for tests and allows anonymous read-write access to it.
def prepare_s3_bucket(cluster):
minio_client = cluster.minio_client
if minio_client.bucket_exists(cluster.minio_bucket):
minio_client.remove_bucket(cluster.minio_bucket)
minio_client.make_bucket(cluster.minio_bucket)
@pytest.fixture(scope="module")
def cluster():
try:
cluster = ClickHouseCluster(__file__)
cluster.add_instance("node", config_dir="configs", with_minio=True)
logging.info("Starting cluster...")
cluster.start()
logging.info("Cluster started")
prepare_s3_bucket(cluster)
logging.info("S3 bucket created")
yield cluster
finally:
cluster.shutdown()
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@pytest.mark.parametrize(
"log_engine,files_overhead,files_overhead_per_insert",
[("TinyLog", 1, 1), ("Log", 2, 1), ("StripeLog", 1, 2)])
def test_log_family_s3(cluster, log_engine, files_overhead, files_overhead_per_insert):
node = cluster.instances["node"]
minio = cluster.minio_client
node.query("CREATE TABLE s3_test (id UInt64) Engine={}".format(log_engine))
node.query("INSERT INTO s3_test SELECT number FROM numbers(5)")
assert node.query("SELECT * FROM s3_test") == "0\n1\n2\n3\n4\n"
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assert len(list(minio.list_objects(cluster.minio_bucket, 'data/'))) == files_overhead_per_insert + files_overhead
node.query("INSERT INTO s3_test SELECT number + 5 FROM numbers(3)")
assert node.query("SELECT * FROM s3_test order by id") == "0\n1\n2\n3\n4\n5\n6\n7\n"
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assert len(list(minio.list_objects(cluster.minio_bucket, 'data/'))) == files_overhead_per_insert * 2 + files_overhead
node.query("INSERT INTO s3_test SELECT number + 8 FROM numbers(1)")
assert node.query("SELECT * FROM s3_test order by id") == "0\n1\n2\n3\n4\n5\n6\n7\n8\n"
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assert len(list(minio.list_objects(cluster.minio_bucket, 'data/'))) == files_overhead_per_insert * 3 + files_overhead
node.query("TRUNCATE TABLE s3_test")
assert len(list(minio.list_objects(cluster.minio_bucket, 'data/'))) == 0
node.query("DROP TABLE s3_test")