add tests

Signed-off-by: Filipe Laíns <[email protected]>

Author: FFY00

Lib/test/test_structseq.py

@@ -133,6 +133,28 @@ def test_match_args_with_unnamed_fields(self):
         self.assertEqual(os.stat_result.n_unnamed_fields, 3)
         self.assertEqual(os.stat_result.__match_args__, expected_args)
 
+    def test_tuple_field_keys(self):
+        expected_keys = ('tm_year', 'tm_mon', 'tm_mday', 'tm_hour', 'tm_min',
+                         'tm_sec', 'tm_wday', 'tm_yday', 'tm_isdst')
+        self.assertEqual(time.gmtime()._fields, time.struct_time._fields, expected_keys)
+
+    def test_tuple_field_defaults(self):
+        self.assertEqual(time.gmtime()._field_defaults, time.struct_time._field_defaults, {})
+
+    def test_tuple_asdict(self):
+        t = time.gmtime(0)
+        self.assertEqual(t._asdict(), {
+            'tm_year': 1970,
+            'tm_mon': 1,
+            'tm_mday': 1,
+            'tm_hour': 0,
+            'tm_min': 0,
+            'tm_sec': 0,
+            'tm_wday': 3,
+            'tm_yday': 1,
+            'tm_isdst': 0,
+        })
+
 
 if __name__ == "__main__":
     unittest.main()