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ClickHouse/tests/integration/test_storage_mysql/test.py
Alexander Tokmakov ecc0339472 add test
2020-12-28 23:21:57 +03:00

192 lines
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from contextlib import contextmanager
## sudo -H pip install PyMySQL
import pymysql.cursors
import pytest
from helpers.cluster import ClickHouseCluster
cluster = ClickHouseCluster(__file__)
node1 = cluster.add_instance('node1', main_configs=['configs/remote_servers.xml'], with_mysql=True)
create_table_sql_template = """
CREATE TABLE `clickhouse`.`{}` (
`id` int(11) NOT NULL,
`name` varchar(50) NOT NULL,
`age` int NOT NULL default 0,
`money` int NOT NULL default 0,
`source` enum('IP','URL') DEFAULT 'IP',
PRIMARY KEY (`id`)) ENGINE=InnoDB;
"""
@pytest.fixture(scope="module")
def started_cluster():
try:
cluster.start()
conn = get_mysql_conn()
## create mysql db and table
create_mysql_db(conn, 'clickhouse')
yield cluster
finally:
cluster.shutdown()
def test_many_connections(started_cluster):
table_name = 'test_many_connections'
conn = get_mysql_conn()
create_mysql_table(conn, table_name)
node1.query('''
CREATE TABLE {}(id UInt32, name String, age UInt32, money UInt32) ENGINE = MySQL('mysql1:3306', 'clickhouse', '{}', 'root', 'clickhouse');
'''.format(table_name, table_name))
node1.query("INSERT INTO {} (id, name) SELECT number, concat('name_', toString(number)) from numbers(10) ".format(table_name))
query = "SELECT count() FROM ("
for i in range (24):
query += "SELECT id FROM {t} UNION ALL "
query += "SELECT id FROM {t})"
assert node1.query(query.format(t=table_name)) == '250\n'
conn.close()
def test_insert_select(started_cluster):
table_name = 'test_insert_select'
conn = get_mysql_conn()
create_mysql_table(conn, table_name)
node1.query('''
CREATE TABLE {}(id UInt32, name String, age UInt32, money UInt32) ENGINE = MySQL('mysql1:3306', 'clickhouse', '{}', 'root', 'clickhouse');
'''.format(table_name, table_name))
node1.query(
"INSERT INTO {}(id, name, money) select number, concat('name_', toString(number)), 3 from numbers(10000) ".format(
table_name))
assert node1.query("SELECT count() FROM {}".format(table_name)).rstrip() == '10000'
assert node1.query("SELECT sum(money) FROM {}".format(table_name)).rstrip() == '30000'
conn.close()
def test_replace_select(started_cluster):
table_name = 'test_replace_select'
conn = get_mysql_conn()
create_mysql_table(conn, table_name)
node1.query('''
CREATE TABLE {}(id UInt32, name String, age UInt32, money UInt32) ENGINE = MySQL('mysql1:3306', 'clickhouse', '{}', 'root', 'clickhouse', 1);
'''.format(table_name, table_name))
node1.query(
"INSERT INTO {}(id, name, money) select number, concat('name_', toString(number)), 3 from numbers(10000) ".format(
table_name))
node1.query(
"INSERT INTO {}(id, name, money) select number, concat('name_', toString(number)), 3 from numbers(10000) ".format(
table_name))
assert node1.query("SELECT count() FROM {}".format(table_name)).rstrip() == '10000'
assert node1.query("SELECT sum(money) FROM {}".format(table_name)).rstrip() == '30000'
conn.close()
def test_insert_on_duplicate_select(started_cluster):
table_name = 'test_insert_on_duplicate_select'
conn = get_mysql_conn()
create_mysql_table(conn, table_name)
node1.query('''
CREATE TABLE {}(id UInt32, name String, age UInt32, money UInt32) ENGINE = MySQL('mysql1:3306', 'clickhouse', '{}', 'root', 'clickhouse', 0, 'update money = money + values(money)');
'''.format(table_name, table_name))
node1.query(
"INSERT INTO {}(id, name, money) select number, concat('name_', toString(number)), 3 from numbers(10000) ".format(
table_name))
node1.query(
"INSERT INTO {}(id, name, money) select number, concat('name_', toString(number)), 3 from numbers(10000) ".format(
table_name))
assert node1.query("SELECT count() FROM {}".format(table_name)).rstrip() == '10000'
assert node1.query("SELECT sum(money) FROM {}".format(table_name)).rstrip() == '60000'
conn.close()
def test_where(started_cluster):
table_name = 'test_where'
conn = get_mysql_conn()
create_mysql_table(conn, table_name)
node1.query('''
CREATE TABLE {}(id UInt32, name String, age UInt32, money UInt32) ENGINE = MySQL('mysql1:3306', 'clickhouse', '{}', 'root', 'clickhouse');
'''.format(table_name, table_name))
node1.query(
"INSERT INTO {}(id, name, money) select number, concat('name_', toString(number)), 3 from numbers(10000) ".format(
table_name))
assert node1.query("SELECT count() FROM {} WHERE name LIKE '%name_%'".format(table_name)).rstrip() == '10000'
assert node1.query("SELECT count() FROM {} WHERE name NOT LIKE '%tmp_%'".format(table_name)).rstrip() == '10000'
assert node1.query("SELECT count() FROM {} WHERE money IN (1, 2, 3)".format(table_name)).rstrip() == '10000'
assert node1.query("SELECT count() FROM {} WHERE money IN (1, 2, 4, 5, 6)".format(table_name)).rstrip() == '0'
assert node1.query(
"SELECT count() FROM {} WHERE money NOT IN (1, 2, 4, 5, 6)".format(table_name)).rstrip() == '10000'
assert node1.query(
"SELECT count() FROM {} WHERE name LIKE concat('name_', toString(1))".format(table_name)).rstrip() == '1'
conn.close()
def test_table_function(started_cluster):
conn = get_mysql_conn()
create_mysql_table(conn, 'table_function')
table_function = "mysql('mysql1:3306', 'clickhouse', '{}', 'root', 'clickhouse')".format('table_function')
assert node1.query("SELECT count() FROM {}".format(table_function)).rstrip() == '0'
node1.query(
"INSERT INTO {} (id, name, money) select number, concat('name_', toString(number)), 3 from numbers(10000)".format(
'TABLE FUNCTION ' + table_function))
assert node1.query("SELECT count() FROM {}".format(table_function)).rstrip() == '10000'
assert node1.query("SELECT sum(c) FROM ("
"SELECT count() as c FROM {} WHERE id % 3 == 0"
" UNION ALL SELECT count() as c FROM {} WHERE id % 3 == 1"
" UNION ALL SELECT count() as c FROM {} WHERE id % 3 == 2)".format(table_function,
table_function,
table_function)).rstrip() == '10000'
assert node1.query("SELECT sum(`money`) FROM {}".format(table_function)).rstrip() == '30000'
node1.query("INSERT INTO {} (id, name, age, money) SELECT id + 100000, name, age, money FROM {}".format(
'TABLE FUNCTION ' + table_function, table_function))
assert node1.query("SELECT sum(`money`) FROM {}".format(table_function)).rstrip() == '60000'
conn.close()
def test_binary_type(started_cluster):
conn = get_mysql_conn()
with conn.cursor() as cursor:
cursor.execute("CREATE TABLE clickhouse.binary_type (id INT PRIMARY KEY, data BINARY(16) NOT NULL)")
table_function = "mysql('mysql1:3306', 'clickhouse', '{}', 'root', 'clickhouse')".format('binary_type')
node1.query("INSERT INTO {} VALUES (42, 'clickhouse')".format('TABLE FUNCTION ' + table_function))
assert node1.query("SELECT * FROM {}".format(table_function)) == '42\tclickhouse\\0\\0\\0\\0\\0\\0\n'
def test_enum_type(started_cluster):
table_name = 'test_enum_type'
conn = get_mysql_conn()
create_mysql_table(conn, table_name)
node1.query('''
CREATE TABLE {}(id UInt32, name String, age UInt32, money UInt32, source Enum8('IP' = 1, 'URL' = 2)) ENGINE = MySQL('mysql1:3306', 'clickhouse', '{}', 'root', 'clickhouse', 1);
'''.format(table_name, table_name))
node1.query("INSERT INTO {} (id, name, age, money, source) VALUES (1, 'name', 0, 0, 'URL')".format(table_name))
assert node1.query("SELECT source FROM {} LIMIT 1".format(table_name)).rstrip() == 'URL'
conn.close()
def get_mysql_conn():
conn = pymysql.connect(user='root', password='clickhouse', host='127.0.0.1', port=3308)
return conn
def create_mysql_db(conn, name):
with conn.cursor() as cursor:
cursor.execute(
"CREATE DATABASE {} DEFAULT CHARACTER SET 'utf8'".format(name))
def create_mysql_table(conn, tableName):
with conn.cursor() as cursor:
cursor.execute(create_table_sql_template.format(tableName))
if __name__ == '__main__':
with contextmanager(started_cluster)() as cluster:
for name, instance in list(cluster.instances.items()):
print(name, instance.ip_address)
input("Cluster created, press any key to destroy...")
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