ClickHouse/tests/integration/test_default_database_on_cluster/test.py
2022-03-22 17:39:58 +01:00

78 lines
2.2 KiB
Python

import pytest
from helpers.cluster import ClickHouseCluster
cluster = ClickHouseCluster(__file__)
ch1 = cluster.add_instance(
"ch1",
main_configs=[
"configs/config.d/clusters.xml",
"configs/config.d/distributed_ddl.xml",
],
with_zookeeper=True,
)
ch2 = cluster.add_instance(
"ch2",
main_configs=[
"configs/config.d/clusters.xml",
"configs/config.d/distributed_ddl.xml",
],
with_zookeeper=True,
)
ch3 = cluster.add_instance(
"ch3",
main_configs=[
"configs/config.d/clusters.xml",
"configs/config.d/distributed_ddl.xml",
],
with_zookeeper=True,
)
ch4 = cluster.add_instance(
"ch4",
main_configs=[
"configs/config.d/clusters.xml",
"configs/config.d/distributed_ddl.xml",
],
with_zookeeper=True,
)
@pytest.fixture(scope="module")
def started_cluster():
try:
cluster.start()
ch1.query("CREATE DATABASE test_default_database ON CLUSTER 'cluster';")
yield cluster
finally:
cluster.shutdown()
def test_default_database_on_cluster(started_cluster):
ch1.query(
database="test_default_database",
sql="CREATE TABLE test_local_table ON CLUSTER 'cluster' (column UInt8) ENGINE = Memory;",
)
for node in [ch1, ch2, ch3, ch4]:
assert (
node.query("SHOW TABLES FROM test_default_database FORMAT TSV")
== "test_local_table\n"
)
ch1.query(
database="test_default_database",
sql="CREATE TABLE test_distributed_table ON CLUSTER 'cluster' (column UInt8) ENGINE = Distributed(cluster, currentDatabase(), 'test_local_table');",
)
for node in [ch1, ch2, ch3, ch4]:
assert (
node.query("SHOW TABLES FROM test_default_database FORMAT TSV")
== "test_distributed_table\ntest_local_table\n"
)
assert (
node.query(
"SHOW CREATE TABLE test_default_database.test_distributed_table FORMAT TSV"
)
== "CREATE TABLE test_default_database.test_distributed_table\\n(\\n `column` UInt8\\n)\\nENGINE = Distributed(\\'cluster\\', \\'test_default_database\\', \\'test_local_table\\')\n"
)