split incomplete serializer/deserializer in test_shelve

Author: furkanonder

Lib/test/test_shelve.py

@@ -224,21 +224,25 @@ def deserializer(data):
                         s["array_data"], array_data.tobytes().decode()
                     )
 
-    def test_custom_incomplete_serializer_and_deserializer(self):
+    def test_custom_incomplete_serializer(self):
         os.mkdir(self.dirname)
         self.addCleanup(os_helper.rmtree, self.dirname)
 
-        with self.assertRaises((TypeError, dbm.error)):
-            def serializer(obj, protocol=None):
-                pass
+        def serializer(obj, protocol=None):
+            pass
 
-            def deserializer(data):
-                return data.decode("utf-8")
+        def deserializer(data):
+            return data.decode("utf-8")
 
+        with self.assertRaises((TypeError, dbm.error)):
             with shelve.open(self.fn, serializer=serializer,
                              deserializer=deserializer) as s:
                 s["foo"] = "bar"
 
+    def test_custom_incomplete_deserializer(self):
+        os.mkdir(self.dirname)
+        self.addCleanup(os_helper.rmtree, self.dirname)
+
         def serializer(obj, protocol=None):
             return type(obj).__name__.encode("utf-8")
 
@@ -353,7 +357,7 @@ def type_name_len(obj):
                     self.assertEqual(s["bytearray_data"], "bytearray")
                     self.assertEqual(s["array_data"], "array")
 
-    def test_custom_incomplete_serializer_and_deserializer_bsd_db_shelf(self):
+    def test_custom_incomplete_deserializer_bsd_db_shelf(self):
         berkeleydb = import_helper.import_module("berkeleydb")
         os.mkdir(self.dirname)
         self.addCleanup(os_helper.rmtree, self.dirname)
@@ -371,6 +375,11 @@ def deserializer(data):
             self.assertIsNone(s["foo"])
             self.assertNotEqual(s["foo"], "bar")
 
+    def test_custom_incomplete_serializer_bsd_db_shelf(self):
+        berkeleydb = import_helper.import_module("berkeleydb")
+        os.mkdir(self.dirname)
+        self.addCleanup(os_helper.rmtree, self.dirname)
+
         def serializer(obj, protocol=None):
             pass