76 lines
1.9 KiB
Python
76 lines
1.9 KiB
Python
# -*- coding: utf-8 -*-
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import unittest
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from twisted.internet import defer
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from mock import Mock, patch
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from synapse.util.distributor import Distributor
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class DistributorTestCase(unittest.TestCase):
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def setUp(self):
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self.dist = Distributor()
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def test_signal_dispatch(self):
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self.dist.declare("alert")
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observer = Mock()
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self.dist.observe("alert", observer)
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d = self.dist.fire("alert", 1, 2, 3)
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self.assertTrue(d.called)
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observer.assert_called_with(1, 2, 3)
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def test_signal_dispatch_deferred(self):
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self.dist.declare("whine")
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d_inner = defer.Deferred()
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def observer():
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return d_inner
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self.dist.observe("whine", observer)
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d_outer = self.dist.fire("whine")
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self.assertFalse(d_outer.called)
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d_inner.callback(None)
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self.assertTrue(d_outer.called)
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def test_signal_catch(self):
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self.dist.declare("alarm")
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observers = [Mock() for i in 1, 2]
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for o in observers:
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self.dist.observe("alarm", o)
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observers[0].side_effect = Exception("Awoogah!")
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with patch("synapse.util.distributor.logger",
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spec=["warning"]
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) as mock_logger:
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d = self.dist.fire("alarm", "Go")
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self.assertTrue(d.called)
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observers[0].assert_called_once("Go")
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observers[1].assert_called_once("Go")
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self.assertEquals(mock_logger.warning.call_count, 1)
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self.assertIsInstance(mock_logger.warning.call_args[0][0],
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str)
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def test_signal_prereg(self):
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observer = Mock()
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self.dist.observe("flare", observer)
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self.dist.declare("flare")
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self.dist.fire("flare", 4, 5)
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observer.assert_called_with(4, 5)
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def test_signal_undeclared(self):
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with self.assertRaises(KeyError):
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self.dist.fire("notification")
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