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##############################################################################
#
# Copyright (c) 2017 Zope Foundation and Contributors.
# All Rights Reserved.
#
# This software is subject to the provisions of the Zope Public License,
# Version 2.1 (ZPL). A copy of the ZPL should accompany this distribution.
# THIS SOFTWARE IS PROVIDED "AS IS" AND ANY AND ALL EXPRESS OR IMPLIED
# WARRANTIES ARE DISCLAIMED, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
# WARRANTIES OF TITLE, MERCHANTABILITY, AGAINST INFRINGEMENT, AND FITNESS
# FOR A PARTICULAR PURPOSE.
#
##############################################################################
"""
Tests for zope.component.interfaces
"""
import unittest
class TestBackwardsCompat(unittest.TestCase):
def test_interface_warnings(self):
from zope.component import interfaces
import warnings
for name in (
'ComponentLookupError',
'Invalid',
'IObjectEvent',
'ObjectEvent',
'IComponentLookup',
'IRegistration',
'IUtilityRegistration',
'_IBaseAdapterRegistration',
'IAdapterRegistration',
'ISubscriptionAdapterRegistration',
'IHandlerRegistration',
'IRegistrationEvent',
'RegistrationEvent',
'IRegistered',
'Registered',
'IUnregistered',
'Unregistered',
'IComponentRegistry',
'IComponents',
):
with warnings.catch_warnings(record=True) as log:
warnings.simplefilter("always")
getattr(interfaces, name)
self.assertEqual(1, len(log), name)
message = str(log[0].message)
self.assertIn(name, message)
self.assertIn("Import from zope.interface.interfaces", message)