ClickHouse/dbms/tests/queries/0_stateless/00960_live_view_watch_events_live.py

43 lines
1.4 KiB
Python
Executable File

#!/usr/bin/env python
import os
import sys
import signal
CURDIR = os.path.dirname(os.path.realpath(__file__))
sys.path.insert(0, os.path.join(CURDIR, 'helpers'))
from client import client, prompt, end_of_block
log = None
# uncomment the line below for debugging
#log=sys.stdout
with client(name='client1>', log=log) as client1, client(name='client2>', log=log) as client2:
client1.expect(prompt)
client2.expect(prompt)
client1.send('DROP TABLE IF EXISTS test.lv')
client1.expect(prompt)
client1.send(' DROP TABLE IF EXISTS test.mt')
client1.expect(prompt)
client1.send('CREATE TABLE test.mt (a Int32) Engine=MergeTree order by tuple()')
client1.expect(prompt)
client1.send('CREATE LIVE VIEW test.lv AS SELECT sum(a) FROM test.mt')
client1.expect(prompt)
client1.send('WATCH test.lv EVENTS')
client1.expect('1.*' + end_of_block)
client2.send('INSERT INTO test.mt VALUES (1),(2),(3)')
client1.expect('2.*' + end_of_block)
client2.send('INSERT INTO test.mt VALUES (4),(5),(6)')
client1.expect('3.*' + end_of_block)
# send Ctrl-C
client1.send('\x03', eol='')
match = client1.expect('(%s)|([#\$] )' % prompt)
if match.groups()[1]:
client1.send(client1.command)
client1.expect(prompt)
client1.send('DROP TABLE test.lv')
client1.expect(prompt)
client1.send('DROP TABLE test.mt')
client1.expect(prompt)