##// END OF EJS Templates
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only rich display outputs have metadata even affects v3, which had some bugs that didn't describe actual js behavior

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test_events.py
32 lines | 929 B | text/x-python | PythonLexer
Thomas Kluyver
Add tests for callback infrastructure
r15601 import unittest
try: # Python 3.3 +
from unittest.mock import Mock
except ImportError:
from mock import Mock
Thomas Kluyver
Rename callbacks -> events (mostly), fire -> trigger
r15605 from IPython.core import events
Thomas Kluyver
Add tests for callback infrastructure
r15601 import IPython.testing.tools as tt
def ping_received():
pass
class CallbackTests(unittest.TestCase):
def setUp(self):
Thomas Kluyver
Rename callbacks -> events (mostly), fire -> trigger
r15605 self.em = events.EventManager(get_ipython(), {'ping_received': ping_received})
Thomas Kluyver
Add tests for callback infrastructure
r15601
def test_register_unregister(self):
cb = Mock()
Thomas Kluyver
Rename callbacks -> events (mostly), fire -> trigger
r15605 self.em.register('ping_received', cb)
self.em.trigger('ping_received')
Thomas Kluyver
Add tests for callback infrastructure
r15601 self.assertEqual(cb.call_count, 1)
Thomas Kluyver
Rename callbacks -> events (mostly), fire -> trigger
r15605 self.em.unregister('ping_received', cb)
self.em.trigger('ping_received')
Thomas Kluyver
Add tests for callback infrastructure
r15601 self.assertEqual(cb.call_count, 1)
def test_cb_error(self):
cb = Mock(side_effect=ValueError)
Thomas Kluyver
Rename callbacks -> events (mostly), fire -> trigger
r15605 self.em.register('ping_received', cb)
Thomas Kluyver
Add tests for callback infrastructure
r15601 with tt.AssertPrints("Error in callback"):
Nathaniel J. Smith
Remove EventManager reset methods, because they violate encapsulation....
r18547 self.em.trigger('ping_received')