[Checkins] SVN: zope.component/tseaver-test_cleanup/ Coverage for z.c.peristentregistry.PersistentAdapterRegistry.
Tres Seaver
cvs-admin at zope.org
Wed Jun 27 15:44:02 UTC 2012
Log message for revision 127134:
Coverage for z.c.peristentregistry.PersistentAdapterRegistry.
Changed:
_U zope.component/tseaver-test_cleanup/
A zope.component/tseaver-test_cleanup/src/zope/component/tests/test_persistentregistry.py
-=-
Added: zope.component/tseaver-test_cleanup/src/zope/component/tests/test_persistentregistry.py
===================================================================
--- zope.component/tseaver-test_cleanup/src/zope/component/tests/test_persistentregistry.py (rev 0)
+++ zope.component/tseaver-test_cleanup/src/zope/component/tests/test_persistentregistry.py 2012-06-27 15:43:58 UTC (rev 127134)
@@ -0,0 +1,123 @@
+##############################################################################
+#
+# Copyright (c) 2012 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 z.c.hooks
+"""
+import unittest
+
+
+class PersistentAdapterRegistryTests(unittest.TestCase):
+
+ def _getTargetClass(self):
+ from zope.component.persistentregistry import PersistentAdapterRegistry
+ return PersistentAdapterRegistry
+
+ def _makeOne(self, *args, **kw):
+ return self._getTargetClass()(*args, **kw)
+
+ def _makeCache(self, jar):
+ # Borrowed from persistent.tests.test_pyPersistence.
+
+ class _Cache(object):
+ def __init__(self, jar):
+ self._jar = jar
+ self._mru = []
+ def mru(self, oid):
+ self._mru.append(oid)
+ def new_ghost(self, oid, obj):
+ obj._p_jar = self._jar
+ obj._p_oid = oid
+
+ return _Cache(jar)
+
+ def _makeJar(self):
+ # Borrowed from persistent.tests.test_pyPersistence.
+ from zope.interface import implements
+ from persistent.interfaces import IPersistentDataManager
+
+ class _Jar(object):
+ implements(IPersistentDataManager)
+ def __init__(self):
+ self._loaded = []
+ self._registered = []
+ def setstate(self, obj):
+ self._loaded.append(obj._p_oid)
+ def register(self, obj):
+ self._registered.append(obj._p_oid)
+
+ jar = _Jar()
+ jar._cache = self._makeCache(jar)
+ return jar
+
+ def _makeOneWithJar(self, dirty=False):
+ # Borrowed from persistent.tests.test_pyPersistence.
+ OID = _makeOctets('\x01' * 8)
+ inst = self._makeOne()
+ jar = self._makeJar()
+ jar._cache.new_ghost(OID, inst) # assigns _p_jar, _p_oid
+ return inst, jar, OID
+
+ def test_changed_original_is_not_us(self):
+ registry, jar, OID = self._makeOneWithJar()
+ self.assertEqual(registry._generation, 1)
+ registry.changed(object())
+ # 'originally_changed' is not us, but we are still dirty because
+ # '_generation' gets bumped.
+ self.assertEqual(registry._p_changed, True)
+ # base class gets called
+ self.assertEqual(registry._generation, 2)
+
+ def test_changed_original_is_us(self):
+ registry, jar, OID = self._makeOneWithJar()
+ self.assertEqual(registry._generation, 1)
+ registry.changed(registry)
+ # 'originally_changed' is not us, so not dirty
+ self.assertEqual(registry._p_changed, True)
+ # base class gets called
+ self.assertEqual(registry._generation, 2)
+
+ def test___getstate___simple(self):
+ registry, jar, OID = self._makeOneWithJar()
+ state = registry.__getstate__()
+ self.assertEqual(state['__bases__'], ())
+ self.assertEqual(state['_generation'], 1)
+ self.assertEqual(state['_provided'], {})
+ self.assertEqual(state['_adapters'], [])
+ self.assertEqual(state['_subscribers'], [])
+ self.assertEqual(state['ro'], [registry])
+
+ def test___getstate___skips_delegated_names(self):
+ registry, jar, OID = self._makeOneWithJar()
+ registry.names = lambda *args: ['a', 'b', 'c']
+ self.assertFalse('names' in registry.__getstate__())
+
+ def test___setstate___rebuilds__v_lookup(self):
+ registry, jar, OID = self._makeOneWithJar()
+ state = registry.__getstate__()
+ self.assertTrue('_v_lookup' in registry.__dict__)
+ registry._p_changed = None # clears volatile '_v_lookup'
+ self.assertFalse('_v_lookup' in registry.__dict__)
+ registry.__setstate__(state)
+ self.assertTrue('_v_lookup' in registry.__dict__)
+
+
+def _makeOctets(s):
+ import sys
+ if sys.version_info < (3,):
+ return bytes(s)
+ return bytes(s, 'ascii') #pragma NO COVERAGE
+
+def test_suite():
+ return unittest.TestSuite((
+ unittest.makeSuite(PersistentAdapterRegistryTests),
+ ))
More information about the checkins
mailing list