/usr/lib/python2.7/dist-packages/traits/adaptation/tests/test_adapter.py is in python-traits 4.6.0-1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 | """ Test the Adapter class. """
from traits.api import on_trait_change
from traits.adaptation.api import Adapter
from traits.testing.unittest_tools import unittest
class TestAdapter(unittest.TestCase):
""" Test the Adapter class. """
#### Tests #################################################################
def test_initializing_adaptee(self):
# Regression test: The `adaptee` trait used to be initialized after
# all other traits, which caused "post_init" listeners to be
# incorrectly triggered.
class FooAdapter(Adapter):
# True if a trait change notification for `adaptee` is fired.
adaptee_notifier_called = False
# True if a post-init trait change notification for `adaptee`
# is fired.
post_init_notifier_called = False
@on_trait_change('adaptee', post_init=True)
def check_that_adaptee_start_can_be_accessed(self):
self.post_init_notifier_called = True
@on_trait_change('adaptee')
def check_that_adaptee_change_is_notified(self):
self.adaptee_notifier_called = True
foo_adapter = FooAdapter(adaptee='1234')
self.assertEqual(foo_adapter.adaptee_notifier_called, True)
self.assertEqual(foo_adapter.post_init_notifier_called, False)
if __name__ == '__main__':
unittest.main()
#### EOF ######################################################################
|