mirror of
https://github.com/ClickHouse/ClickHouse.git
synced 2024-11-22 23:52:03 +00:00
138 lines
6.4 KiB
Python
138 lines
6.4 KiB
Python
from contextlib import contextmanager
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import pytest
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## sudo -H pip install PyMySQL
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import pymysql.cursors
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from helpers.cluster import ClickHouseCluster
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cluster = ClickHouseCluster(__file__)
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node1 = cluster.add_instance('node1', main_configs=['configs/remote_servers.xml'], with_mysql=True)
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create_table_sql_template = """
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CREATE TABLE `clickhouse`.`{}` (
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`id` int(11) NOT NULL,
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`name` varchar(50) NOT NULL,
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`age` int NOT NULL default 0,
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`money` int NOT NULL default 0,
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PRIMARY KEY (`id`)) ENGINE=InnoDB;
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"""
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@pytest.fixture(scope="module")
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def started_cluster():
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try:
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cluster.start()
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conn = get_mysql_conn()
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## create mysql db and table
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create_mysql_db(conn, 'clickhouse')
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yield cluster
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finally:
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cluster.shutdown()
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def test_insert_select(started_cluster):
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table_name = 'test_insert_select'
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conn = get_mysql_conn()
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create_mysql_table(conn, table_name)
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node1.query('''
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CREATE TABLE {}(id UInt32, name String, age UInt32, money UInt32) ENGINE = MySQL('mysql1:3306', 'clickhouse', '{}', 'root', 'clickhouse');
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'''.format(table_name, table_name))
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node1.query("INSERT INTO {}(id, name, money) select number, concat('name_', toString(number)), 3 from numbers(10000) ".format(table_name))
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assert node1.query("SELECT count() FROM {}".format(table_name)).rstrip() == '10000'
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assert node1.query("SELECT sum(money) FROM {}".format(table_name)).rstrip() == '30000'
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conn.close()
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def test_replace_select(started_cluster):
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table_name = 'test_replace_select'
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conn = get_mysql_conn()
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create_mysql_table(conn, table_name)
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node1.query('''
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CREATE TABLE {}(id UInt32, name String, age UInt32, money UInt32) ENGINE = MySQL('mysql1:3306', 'clickhouse', '{}', 'root', 'clickhouse', 1);
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'''.format(table_name, table_name))
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node1.query("INSERT INTO {}(id, name, money) select number, concat('name_', toString(number)), 3 from numbers(10000) ".format(table_name))
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node1.query("INSERT INTO {}(id, name, money) select number, concat('name_', toString(number)), 3 from numbers(10000) ".format(table_name))
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assert node1.query("SELECT count() FROM {}".format(table_name)).rstrip() == '10000'
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assert node1.query("SELECT sum(money) FROM {}".format(table_name)).rstrip() == '30000'
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conn.close()
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def test_insert_on_duplicate_select(started_cluster):
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table_name = 'test_insert_on_duplicate_select'
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conn = get_mysql_conn()
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create_mysql_table(conn, table_name)
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node1.query('''
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CREATE TABLE {}(id UInt32, name String, age UInt32, money UInt32) ENGINE = MySQL('mysql1:3306', 'clickhouse', '{}', 'root', 'clickhouse', 0, 'update money = money + values(money)');
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'''.format(table_name, table_name))
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node1.query("INSERT INTO {}(id, name, money) select number, concat('name_', toString(number)), 3 from numbers(10000) ".format(table_name))
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node1.query("INSERT INTO {}(id, name, money) select number, concat('name_', toString(number)), 3 from numbers(10000) ".format(table_name))
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assert node1.query("SELECT count() FROM {}".format(table_name)).rstrip() == '10000'
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assert node1.query("SELECT sum(money) FROM {}".format(table_name)).rstrip() == '60000'
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conn.close()
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def test_where(started_cluster):
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table_name = 'test_where'
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conn = get_mysql_conn()
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create_mysql_table(conn, table_name)
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node1.query('''
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CREATE TABLE {}(id UInt32, name String, age UInt32, money UInt32) ENGINE = MySQL('mysql1:3306', 'clickhouse', '{}', 'root', 'clickhouse');
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'''.format(table_name, table_name))
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node1.query("INSERT INTO {}(id, name, money) select number, concat('name_', toString(number)), 3 from numbers(10000) ".format(table_name))
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assert node1.query("SELECT count() FROM {} WHERE name LIKE '%name_%'".format(table_name)).rstrip() == '10000'
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assert node1.query("SELECT count() FROM {} WHERE name NOT LIKE '%tmp_%'".format(table_name)).rstrip() == '10000'
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assert node1.query("SELECT count() FROM {} WHERE money IN (1, 2, 3)".format(table_name)).rstrip() == '10000'
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assert node1.query("SELECT count() FROM {} WHERE money IN (1, 2, 4, 5, 6)".format(table_name)).rstrip() == '0'
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assert node1.query("SELECT count() FROM {} WHERE money NOT IN (1, 2, 4, 5, 6)".format(table_name)).rstrip() == '10000'
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assert node1.query("SELECT count() FROM {} WHERE name LIKE concat('name_', toString(1))".format(table_name)).rstrip() == '1'
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conn.close()
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def test_table_function(started_cluster):
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conn = get_mysql_conn()
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create_mysql_table(conn, 'table_function')
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table_function = "mysql('mysql1:3306', 'clickhouse', '{}', 'root', 'clickhouse')".format('table_function')
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assert node1.query("SELECT count() FROM {}".format(table_function)).rstrip() == '0'
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node1.query("INSERT INTO {} (id, name, money) select number, concat('name_', toString(number)), 3 from numbers(10000)".format(
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'TABLE FUNCTION ' + table_function))
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assert node1.query("SELECT count() FROM {}".format(table_function)).rstrip() == '10000'
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assert node1.query("SELECT sum(c) FROM ("
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"SELECT count() as c FROM {} WHERE id % 3 == 0"
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" UNION ALL SELECT count() as c FROM {} WHERE id % 3 == 1"
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" UNION ALL SELECT count() as c FROM {} WHERE id % 3 == 2)".format(table_function, table_function,
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table_function)).rstrip() == '10000'
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assert node1.query("SELECT sum(`money`) FROM {}".format(table_function)).rstrip() == '30000'
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node1.query("INSERT INTO {} SELECT id + 100000, name, age, money FROM {}".format('TABLE FUNCTION ' + table_function, table_function))
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assert node1.query("SELECT sum(`money`) FROM {}".format(table_function)).rstrip() == '60000'
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conn.close()
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def get_mysql_conn():
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conn = pymysql.connect(user='root', password='clickhouse', host='127.0.0.1', port=3308)
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return conn
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def create_mysql_db(conn, name):
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with conn.cursor() as cursor:
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cursor.execute(
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"CREATE DATABASE {} DEFAULT CHARACTER SET 'utf8'".format(name))
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def create_mysql_table(conn, tableName):
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with conn.cursor() as cursor:
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cursor.execute(create_table_sql_template.format(tableName))
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if __name__ == '__main__':
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with contextmanager(started_cluster)() as cluster:
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for name, instance in cluster.instances.items():
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print name, instance.ip_address
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raw_input("Cluster created, press any key to destroy...")
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