#!/usr/bin/env python3 import pytest from helpers.cluster import ClickHouseCluster from helpers.test_tools import TSV cluster = ClickHouseCluster(__file__) node1 = cluster.add_instance( "node1", with_zookeeper=True, main_configs=["configs/remote_servers.xml", "configs/keeper_config.xml"], macros={"replica": "node1"}, ) node2 = cluster.add_instance( "node2", with_zookeeper=True, main_configs=["configs/remote_servers.xml", "configs/zookeeper_config.xml"], macros={"replica": "node2"}, ) @pytest.fixture(scope="module", autouse=True) def started_cluster(): try: cluster.start() yield cluster finally: cluster.shutdown() def test_create_insert(started_cluster): node1.query("DROP TABLE IF EXISTS tbl ON CLUSTER 'test_cluster' NO DELAY") node1.query( """ CREATE TABLE tbl ON CLUSTER 'test_cluster' ( id Int64, str String ) ENGINE=ReplicatedMergeTree('/clickhouse/tables/tbl/', '{replica}') ORDER BY id """ ) node1.query("INSERT INTO tbl VALUES (1, 'str1')") node2.query("INSERT INTO tbl VALUES (1, 'str1')") # Test deduplication node2.query("INSERT INTO tbl VALUES (2, 'str2')") expected = [[1, "str1"], [2, "str2"]] assert node1.query("SELECT * FROM tbl ORDER BY id") == TSV(expected) assert node2.query("SELECT * FROM tbl ORDER BY id") == TSV(expected) assert node1.query("CHECK TABLE tbl") == "1\n" assert node2.query("CHECK TABLE tbl") == "1\n"