def test_unregisterChannel_calls_unlisten_once_for_system_channel(self):
listener = PostgresListenerService()
cursor = self.mock_cursor(listener)
channel = factory.make_name("sys", sep="_").lower()
listener.unregisterChannel(channel)
self.assertThat(cursor.execute,
MockCalledOnceWith("UNLISTEN %s;" % channel))
def test_unregisterChannel_calls_unlisten_once_for_system_channel(self):
listener = PostgresListenerService()
listener.connection = MagicMock()
cursor = MagicMock()
listener.connection.cursor.return_value = cursor
channel = factory.make_name("sys", sep="_").lower()
listener.unregisterChannel(channel)
self.assertThat(cursor.execute,
MockCalledOnceWith("UNLISTEN %s;" % channel))
def test_unregisterChannel_calls_unlisten_per_action_for_channel(self):
listener = PostgresListenerService()
listener.connection = MagicMock()
cursor = MagicMock()
listener.connection.cursor.return_value = cursor
channel = factory.make_name("node")
listener.unregisterChannel(channel)
self.assertThat(
cursor.execute,
MockCallsMatch(call("UNLISTEN %s_create;" % channel),
call("UNLISTEN %s_delete;" % channel),
call("UNLISTEN %s_update;" % channel)))
def test_unregisterChannel_calls_unlisten_per_action_for_channel(self):
listener = PostgresListenerService()
cursor = self.mock_cursor(listener)
channel = factory.make_name("node", sep="_").lower()
listener.unregisterChannel(channel)
self.assertThat(
cursor.execute,
MockCallsMatch(
call("UNLISTEN %s_create;" % channel),
call("UNLISTEN %s_delete;" % channel),
call("UNLISTEN %s_update;" % channel),
),
)
