test: Add test_parent_metaclass for python3

1 files changed, 13 insertions, 0 deletions

diff --git a/test/unittest_python3.py b/test/unittest_python3.py
index d93deacf..295984a8 100644
--- a/test/unittest_python3.py
+++ b/test/unittest_python3.py
@@ -141,6 +141,19 @@ class Python3TC(TestCase):
         self.assertIsNone(klass.metaclass())
 
     @require_version('3.0')
+    def test_parent_metaclass(self):
+        astroid = self.builder.string_build(dedent("""
+        from abc import ABCMeta
+        class Test(metaclass=ABCMeta): pass
+        class SubTest(Test): pass
+        """))
+        klass = astroid['SubTest']
+        self.assertTrue(klass.newstyle)
+        metaclass = klass.metaclass()
+        self.assertIsInstance(metaclass, Class)
+        self.assertEqual(metaclass.name, 'ABCMeta')
+
+    @require_version('3.0')
     def test_metaclass_ancestors(self):
         astroid = self.builder.string_build(dedent("""
         from abc import ABCMeta