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67 lines
2.1 KiB
Python
67 lines
2.1 KiB
Python
from redis import Redis
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from rq import Connection, Queue, use_connection, get_current_connection, pop_connection
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from rq.connections import NoRedisConnectionException
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from tests import find_empty_redis_database, RQTestCase
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from tests.fixtures import do_nothing
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def new_connection():
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return find_empty_redis_database()
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class TestConnectionInheritance(RQTestCase):
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def test_connection_detection(self):
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"""Automatic detection of the connection."""
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q = Queue()
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self.assertEqual(q.connection, self.testconn)
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def test_connection_stacking(self):
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"""Connection stacking."""
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conn1 = Redis(db=4)
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conn2 = Redis(db=5)
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with Connection(conn1):
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q1 = Queue()
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with Connection(conn2):
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q2 = Queue()
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self.assertNotEqual(q1.connection, q2.connection)
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def test_connection_pass_thru(self):
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"""Connection passed through from queues to jobs."""
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q1 = Queue()
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with Connection(new_connection()):
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q2 = Queue()
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job1 = q1.enqueue(do_nothing)
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job2 = q2.enqueue(do_nothing)
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self.assertEqual(q1.connection, job1.connection)
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self.assertEqual(q2.connection, job2.connection)
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class TestConnectionHelpers(RQTestCase):
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def test_use_connection(self):
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"""Test function use_connection works as expected."""
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conn = new_connection()
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use_connection(conn)
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self.assertEqual(conn, get_current_connection())
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use_connection()
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self.assertNotEqual(conn, get_current_connection())
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use_connection(self.testconn) # Restore RQTestCase connection
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with self.assertRaises(AssertionError):
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with Connection(new_connection()):
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use_connection()
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with Connection(new_connection()):
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use_connection()
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def test_resolve_connection_raises_on_no_connection(self):
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"""Test function resolve_connection raises if there is no connection."""
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pop_connection()
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with self.assertRaises(NoRedisConnectionException):
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Queue()
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