1 files changed, 14 insertions, 0 deletions
diff --git a/tests/testhelpers.py b/tests/testhelpers.py
index aa59e99..b3b31ac 100644
--- a/tests/testhelpers.py
+++ b/tests/testhelpers.py
@@ -393,6 +393,20 @@ class SpecSignatureTest(unittest2.TestCase):
         m = create_autospec(Foo, a='3')
         self.assertEqual(m.a, '3')
 
+    @unittest2.skipUnless(inPy3k, "Keyword only arguments Python 3 specific")
+    def test_create_autospec_keyword_only_arguments(self):
+        func_def = "def foo(a, *, b=None):\n    pass\n"
+        namespace = {}
+        exec (func_def, namespace)
+        foo = namespace['foo']
+
+        m = create_autospec(foo)
+        m(1)
+        m.assert_called_with(1)
+        self.assertRaises(TypeError, m, 1, 2)
+
+        m(2, b=3)
+        m.assert_called_with(2, b=3)
 
     def test_function_as_instance_attribute(self):
         obj = SomeClass()