[3.11] Remove raw asserts in test_typing.py (GH-104951) (#104979)

Remove raw asserts in test_typing.py (GH-104951)
(cherry picked from commit 2cb445635e)

Co-authored-by: Jelle Zijlstra <jelle.zijlstra@gmail.com>

Lib/test/test_typing.py

@@ -5956,7 +5956,7 @@ class CollectionsAbcTests(BaseTestCase):
                 return 0
 
         self.assertEqual(len(MMC()), 0)
-        assert callable(MMC.update)
+        self.assertTrue(callable(MMC.update))
         self.assertIsInstance(MMC(), typing.Mapping)
 
         class MMB(typing.MutableMapping[KT, VT]):
@@ -6151,8 +6151,8 @@ class TypeTests(BaseTestCase):
             else:
                 return a()
 
-        assert isinstance(foo(KeyboardInterrupt), KeyboardInterrupt)
-        assert foo(None) is None
+        self.assertIsInstance(foo(KeyboardInterrupt), KeyboardInterrupt)
+        self.assertIsNone(foo(None))
 
 
 class TestModules(TestCase):
@@ -6483,6 +6483,10 @@ class TypedDictTests(BaseTestCase):
         self.assertEqual(Emp.__bases__, (dict,))
         self.assertEqual(Emp.__annotations__, {'name': str, 'id': int})
         self.assertEqual(Emp.__total__, True)
+        self.assertEqual(Emp.__required_keys__, {'name', 'id'})
+        self.assertIsInstance(Emp.__required_keys__, frozenset)
+        self.assertEqual(Emp.__optional_keys__, set())
+        self.assertIsInstance(Emp.__optional_keys__, frozenset)
 
     def test_basics_keywords_syntax(self):
         with self.assertWarns(DeprecationWarning):
@@ -6585,7 +6589,9 @@ class TypedDictTests(BaseTestCase):
         self.assertEqual(D(x=1), {'x': 1})
         self.assertEqual(D.__total__, False)
         self.assertEqual(D.__required_keys__, frozenset())
+        self.assertIsInstance(D.__required_keys__, frozenset)
         self.assertEqual(D.__optional_keys__, {'x'})
+        self.assertIsInstance(D.__optional_keys__, frozenset)
 
         self.assertEqual(Options(), {})
         self.assertEqual(Options(log_level=2), {'log_level': 2})
@@ -6597,8 +6603,10 @@ class TypedDictTests(BaseTestCase):
         class Point2Dor3D(Point2D, total=False):
             z: int
 
-        assert Point2Dor3D.__required_keys__ == frozenset(['x', 'y'])
-        assert Point2Dor3D.__optional_keys__ == frozenset(['z'])
+        self.assertEqual(Point2Dor3D.__required_keys__, frozenset(['x', 'y']))
+        self.assertIsInstance(Point2Dor3D.__required_keys__, frozenset)
+        self.assertEqual(Point2Dor3D.__optional_keys__, frozenset(['z']))
+        self.assertIsInstance(Point2Dor3D.__optional_keys__, frozenset)
 
     def test_keys_inheritance(self):
         class BaseAnimal(TypedDict):
@@ -6611,26 +6619,26 @@ class TypedDictTests(BaseTestCase):
         class Cat(Animal):
             fur_color: str
 
-        assert BaseAnimal.__required_keys__ == frozenset(['name'])
-        assert BaseAnimal.__optional_keys__ == frozenset([])
-        assert BaseAnimal.__annotations__ == {'name': str}
+        self.assertEqual(BaseAnimal.__required_keys__, frozenset(['name']))
+        self.assertEqual(BaseAnimal.__optional_keys__, frozenset([]))
+        self.assertEqual(BaseAnimal.__annotations__, {'name': str})
 
-        assert Animal.__required_keys__ == frozenset(['name'])
-        assert Animal.__optional_keys__ == frozenset(['tail', 'voice'])
-        assert Animal.__annotations__ == {
+        self.assertEqual(Animal.__required_keys__, frozenset(['name']))
+        self.assertEqual(Animal.__optional_keys__, frozenset(['tail', 'voice']))
+        self.assertEqual(Animal.__annotations__, {
             'name': str,
             'tail': bool,
             'voice': str,
-        }
+        })
 
-        assert Cat.__required_keys__ == frozenset(['name', 'fur_color'])
-        assert Cat.__optional_keys__ == frozenset(['tail', 'voice'])
-        assert Cat.__annotations__ == {
+        self.assertEqual(Cat.__required_keys__, frozenset(['name', 'fur_color']))
+        self.assertEqual(Cat.__optional_keys__, frozenset(['tail', 'voice']))
+        self.assertEqual(Cat.__annotations__, {
             'fur_color': str,
             'name': str,
             'tail': bool,
             'voice': str,
-        }
+        })
 
     def test_required_notrequired_keys(self):
         self.assertEqual(NontotalMovie.__required_keys__,
@@ -6840,11 +6848,11 @@ class TypedDictTests(BaseTestCase):
         self.assertEqual(C.__total__, True)
         self.assertEqual(C.__optional_keys__, frozenset(['b']))
         self.assertEqual(C.__required_keys__, frozenset(['a', 'c']))
-        assert C.__annotations__ == {
+        self.assertEqual(C.__annotations__, {
             'a': T,
             'b': KT,
             'c': int,
-        }
+        })
         with self.assertRaises(TypeError):
             C[str]
 
@@ -6859,11 +6867,11 @@ class TypedDictTests(BaseTestCase):
         self.assertEqual(Point3D.__total__, True)
         self.assertEqual(Point3D.__optional_keys__, frozenset())
         self.assertEqual(Point3D.__required_keys__, frozenset(['a', 'b', 'c']))
-        assert Point3D.__annotations__ == {
+        self.assertEqual(Point3D.__annotations__, {
             'a': T,
             'b': T,
             'c': KT,
-        }
+        })
         self.assertEqual(Point3D[int, str].__origin__, Point3D)
 
         with self.assertRaises(TypeError):
@@ -6890,11 +6898,11 @@ class TypedDictTests(BaseTestCase):
         self.assertEqual(WithImplicitAny.__total__, True)
         self.assertEqual(WithImplicitAny.__optional_keys__, frozenset(['b']))
         self.assertEqual(WithImplicitAny.__required_keys__, frozenset(['a', 'c']))
-        assert WithImplicitAny.__annotations__ == {
+        self.assertEqual(WithImplicitAny.__annotations__, {
             'a': T,
             'b': KT,
             'c': int,
-        }
+        })
         with self.assertRaises(TypeError):
             WithImplicitAny[str]