mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-09-20 08:40:50 +00:00
48 lines
1.6 KiB
Python
48 lines
1.6 KiB
Python
import pytest
|
|
import asyncio
|
|
import re
|
|
import random
|
|
import os.path
|
|
from helpers.cluster import ClickHouseCluster
|
|
from helpers.test_tools import assert_eq_with_retry, TSV
|
|
|
|
cluster = ClickHouseCluster(__file__)
|
|
instance = cluster.add_instance("instance", user_configs=["users.xml"])
|
|
|
|
|
|
@pytest.fixture(scope="module", autouse=True)
|
|
def start_cluster():
|
|
try:
|
|
cluster.start()
|
|
yield cluster
|
|
finally:
|
|
cluster.shutdown()
|
|
|
|
|
|
def test_merge_tree_settings_constraints():
|
|
assert "Setting storage_policy should not be changed" in instance.query_and_get_error(
|
|
f"CREATE TABLE wrong_table (number Int64) engine = MergeTree() ORDER BY number SETTINGS storage_policy = 'secret_policy'"
|
|
)
|
|
|
|
expected_error = "Setting min_bytes_for_wide_part should"
|
|
|
|
assert expected_error in instance.query_and_get_error(
|
|
f"CREATE TABLE wrong_table (number Int64) engine = MergeTree() ORDER BY number SETTINGS min_bytes_for_wide_part = 100"
|
|
)
|
|
|
|
assert expected_error in instance.query_and_get_error(
|
|
f"CREATE TABLE wrong_table (number Int64) engine = MergeTree() ORDER BY number SETTINGS min_bytes_for_wide_part = 1000000000"
|
|
)
|
|
|
|
instance.query(
|
|
f"CREATE TABLE good_table (number Int64) engine = MergeTree() ORDER BY number SETTINGS min_bytes_for_wide_part = 10000000"
|
|
)
|
|
|
|
assert expected_error in instance.query_and_get_error(
|
|
f"ALTER TABLE good_table MODIFY SETTING min_bytes_for_wide_part = 100"
|
|
)
|
|
|
|
assert expected_error in instance.query_and_get_error(
|
|
f"ALTER TABLE good_table MODIFY SETTING min_bytes_for_wide_part = 1000000000"
|
|
)
|