Merge pull request #55 from zopefoundation/dataflake/issue_54

Respect permission value for utility factory registrations

CHANGES.rst

@@ -2,9 +2,12 @@
  Changes
 =========
 
-4.7.0 (unreleased)
+5.0.0 (unreleased)
 ==================
 
+- Respect permission value for utility factory registrations
+  (`#54 <https://github.com/zopefoundation/zope.component/issues/54>`_)
+
 - Add support for Python 3.9
 
 

setup.py

@@ -62,7 +62,7 @@ def read(*rnames):
 
 setup(
     name='zope.component',
-    version='4.7.0.dev0',
+    version='5.0.0.dev0',
     url='https://github.com/zopefoundation/zope.component',
     project_urls={
         'Documentation': 'https://zopecomponent.readthedocs.io/',

src/zope/component/tests/test_zcml.py

@@ -801,6 +801,43 @@ class Foo(object):
         self.assertEqual(action['discriminator'], None)
         self.assertEqual(action['args'], ('', IFoo))
 
+    @skipIfNoSecurity
+    def test_w_factory_w_provides_w_permission(self):
+        from zope.interface import Interface
+        from zope.component.interface import provideInterface
+        from zope.component.zcml import handler
+        class IFoo(Interface):
+            pass
+        class Foo(object):
+            pass
+        _cfg_ctx = _makeConfigContext()
+        self._callFUT(_cfg_ctx, factory=Foo,
+                      provides=IFoo, permission='testing')
+        self.assertEqual(len(_cfg_ctx._actions), 2)
+        self.assertEqual(_cfg_ctx._actions[0][0], ())
+        # Register the utility
+        action =_cfg_ctx._actions[0][1]
+        self.assertEqual(action['callable'], handler)
+        self.assertEqual(action['discriminator'], ('utility', IFoo, ''))
+        self.assertEqual(action['args'][0], 'registerUtility')
+        self.assertEqual(action['args'][1], None)
+        self.assertEqual(action['args'][2], IFoo)
+        self.assertEqual(action['args'][3], '')
+        self.assertEqual(action['args'][4], 'TESTING')
+        fctry = action['kw']['factory']
+        # Factory is wrapped
+        self.assertNotEqual(fctry, Foo)
+        self.assertEqual(fctry.factory, Foo)
+        secured = fctry()
+        self.assertIsInstance(secured, Foo)
+        # Register the provided interface
+        self.assertEqual(_cfg_ctx._actions[1][0], ())
+        action =_cfg_ctx._actions[1][1]
+        self.assertEqual(action['callable'], provideInterface)
+        self.assertEqual(action['discriminator'], None)
+        self.assertEqual(action['args'], ('', IFoo))
+
+
 class Test_interface(unittest.TestCase):
 
     def _callFUT(self, *args, **kw):

src/zope/component/zcml.py

@@ -392,7 +392,11 @@ def utility(_context, provides=None, component=None, factory=None,
             name = getName(component)
 
     if permission is not None:
-        component = proxify(component, provides=provides, permission=permission)
+        if component:
+            component = proxify(component, provides=provides,
+                                permission=permission)
+        if factory:
+            factory = protectedFactory(factory, provides, permission)
 
     _context.action(
         discriminator = ('utility', provides, name),