Issue #24336: Backported test for contextmanager. Patch by Martin Panter.

Lib/test/test_contextlib.py

@@ -106,6 +106,14 @@ class ContextManagerTestCase(unittest.TestCase):
         baz = self._create_contextmanager_attribs()
         self.assertEqual(baz.__doc__, "Whee!")
 
+    def test_keywords(self):
+        # Ensure no keyword arguments are inhibited
+        @contextmanager
+        def woohoo(self, func, args, kwds):
+            yield (self, func, args, kwds)
+        with woohoo(self=11, func=22, args=33, kwds=44) as target:
+            self.assertEqual(target, (11, 22, 33, 44))
+
 class NestedTestCase(unittest.TestCase):
 
     # XXX This needs more work