1 files changed, 24 insertions, 0 deletions
diff --git a/Lib/test/test_capi/test_misc.py b/Lib/test/test_capi/test_misc.py
index 0ef0b5d..dc3441e 100644
--- a/Lib/test/test_capi/test_misc.py
+++ b/Lib/test/test_capi/test_misc.py
@@ -1744,6 +1744,30 @@ class Test_ModuleStateAccess(unittest.TestCase):
         self.assertIs(Subclass().get_defining_module(), self.module)
 
 
+class TestInternalFrameApi(unittest.TestCase):
+
+    @staticmethod
+    def func():
+        return sys._getframe()
+
+    def test_code(self):
+        frame = self.func()
+        code = _testinternalcapi.iframe_getcode(frame)
+        self.assertIs(code, self.func.__code__)
+
+    def test_lasti(self):
+        frame = self.func()
+        lasti = _testinternalcapi.iframe_getlasti(frame)
+        self.assertGreater(lasti, 0)
+        self.assertLess(lasti, len(self.func.__code__.co_code))
+
+    def test_line(self):
+        frame = self.func()
+        line = _testinternalcapi.iframe_getline(frame)
+        firstline = self.func.__code__.co_firstlineno
+        self.assertEqual(line, firstline + 2)
+
+
 SUFFICIENT_TO_DEOPT_AND_SPECIALIZE = 100
 
 class Test_Pep523API(unittest.TestCase):