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Work around a race condition in async cancel test

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This commit is contained in:
Daniele Varrazzo 2017-02-06 18:05:13 +00:00
parent e599da6308
commit d23fe42873
2 changed files with 10 additions and 3 deletions
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8
tests/test_async_keyword.py
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@ -23,11 +23,13 @@
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
# License for more details.
import time
import psycopg2
from psycopg2 import extras
from testconfig import dsn
from testutils import ConnectingTestCase, unittest, skip_before_postgres
from testutils import ConnectingTestCase, unittest, skip_before_postgres, slow
from test_replication import ReplicationTestCase, skip_repl_if_green
from psycopg2.extras import LogicalReplicationConnection, StopReplication
@ -97,13 +99,15 @@ class CancelTests(ConnectingTestCase):
)''')
self.conn.commit()
@slow
@skip_before_postgres(8, 2)
def test_async_cancel(self):
async_conn = psycopg2.connect(dsn, async=True)
self.assertRaises(psycopg2.OperationalError, async_conn.cancel)
extras.wait_select(async_conn)
cur = async_conn.cursor()
cur.execute("select pg_sleep(10000)")
cur.execute("select pg_sleep(10)")
time.sleep(1)
self.assertTrue(async_conn.isexecuting())
async_conn.cancel()
self.assertRaises(psycopg2.extensions.QueryCanceledError,

5
tests/test_cancel.py
View File

@ -23,6 +23,7 @@
# FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
# License for more details.
import time
import threading
import psycopg2
@ -86,13 +87,15 @@ class CancelTests(ConnectingTestCase):
self.assertEqual(errors, [])
@slow
@skip_before_postgres(8, 2)
def test_async_cancel(self):
async_conn = psycopg2.connect(dsn, async_=True)
self.assertRaises(psycopg2.OperationalError, async_conn.cancel)
extras.wait_select(async_conn)
cur = async_conn.cursor()
cur.execute("select pg_sleep(2)")
cur.execute("select pg_sleep(10)")
time.sleep(1)
self.assertTrue(async_conn.isexecuting())
async_conn.cancel()
self.assertRaises(psycopg2.extensions.QueryCanceledError,