From: sobolevn <mail@sobolevn.me>
Date: Thu, 9 Jan 2025 14:25:03 +0000 (+0300)
Subject: gh-128673: Increase coverage of `typing.get_type_hints` (#128674)
X-Git-Tag: v3.14.0a4~57
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=43ac9f505903ba806aa6a5d93e6a67beb04bebc4;p=thirdparty%2FPython%2Fcpython.git

gh-128673: Increase coverage of `typing.get_type_hints` (#128674)
---

diff --git a/Lib/test/test_typing.py b/Lib/test/test_typing.py
index 45ba7611059e..1c86b95e8e5c 100644
--- a/Lib/test/test_typing.py
+++ b/Lib/test/test_typing.py
@@ -7152,6 +7152,25 @@ class GetTypeHintTests(BaseTestCase):
         self.assertEqual(get_type_hints(C, format=annotationlib.Format.STRING),
                          {'x': 'undefined'})
 
+    def test_get_type_hints_format_function(self):
+        def func(x: undefined) -> undefined: ...
+
+        # VALUE
+        with self.assertRaises(NameError):
+            get_type_hints(func)
+        with self.assertRaises(NameError):
+            get_type_hints(func, format=annotationlib.Format.VALUE)
+
+        # FORWARDREF
+        self.assertEqual(
+            get_type_hints(func, format=annotationlib.Format.FORWARDREF),
+            {'x': ForwardRef('undefined'), 'return': ForwardRef('undefined')},
+        )
+
+        # STRING
+        self.assertEqual(get_type_hints(func, format=annotationlib.Format.STRING),
+                         {'x': 'undefined', 'return': 'undefined'})
+
 
 class GetUtilitiesTestCase(TestCase):
     def test_get_origin(self):