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Some code cleanup in javascript and python...
Some code cleanup in javascript and python change patern that are prone to error, like function redifinition and other.

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test_events.py
32 lines | 929 B | text/x-python | PythonLexer
import unittest
try: # Python 3.3 +
from unittest.mock import Mock
except ImportError:
from mock import Mock
from IPython.core import events
import IPython.testing.tools as tt
def ping_received():
pass
class CallbackTests(unittest.TestCase):
def setUp(self):
self.em = events.EventManager(get_ipython(), {'ping_received': ping_received})
def test_register_unregister(self):
cb = Mock()
self.em.register('ping_received', cb)
self.em.trigger('ping_received')
self.assertEqual(cb.call_count, 1)
self.em.unregister('ping_received', cb)
self.em.trigger('ping_received')
self.assertEqual(cb.call_count, 1)
def test_cb_error(self):
cb = Mock(side_effect=ValueError)
self.em.register('ping_received', cb)
with tt.AssertPrints("Error in callback"):
self.em.trigger('ping_received')