diff --git a/Lib/test/test_codecs.py b/Lib/test/test_codecs.py
index 7de1ed5..911d58f 100644
--- a/Lib/test/test_codecs.py
+++ b/Lib/test/test_codecs.py
@@ -353,6 +353,16 @@
         self.check_state_handling_decode(self.encoding,
                                          "spamspam", self.spambe)
 
+    def test_issue8941(self):
+        # Issue #8941: insufficient result allocation when decoding into
+        # surrogate pairs on UCS-2 builds.
+        encoded_le = b'\xff\xfe\x00\x00' + b'\x00\x00\x01\x00' * 1024
+        self.assertEqual('\U00010000' * 1024,
+                         codecs.utf_32_decode(encoded_le)[0])
+        encoded_be = b'\x00\x00\xfe\xff' + b'\x00\x01\x00\x00' * 1024
+        self.assertEqual('\U00010000' * 1024,
+                         codecs.utf_32_decode(encoded_be)[0])
+
 class UTF32LETest(ReadTest):
     encoding = "utf-32-le"
 
@@ -386,6 +396,13 @@
         self.assertRaises(UnicodeDecodeError, codecs.utf_32_le_decode,
                           b"\xff", "strict", True)
 
+    def test_issue8941(self):
+        # Issue #8941: insufficient result allocation when decoding into
+        # surrogate pairs on UCS-2 builds.
+        encoded = b'\x00\x00\x01\x00' * 1024
+        self.assertEqual('\U00010000' * 1024,
+                         codecs.utf_32_le_decode(encoded)[0])
+
 class UTF32BETest(ReadTest):
     encoding = "utf-32-be"
 
@@ -419,6 +436,14 @@
         self.assertRaises(UnicodeDecodeError, codecs.utf_32_be_decode,
                           b"\xff", "strict", True)
 
+    def test_issue8941(self):
+        # Issue #8941: insufficient result allocation when decoding into
+        # surrogate pairs on UCS-2 builds.
+        encoded = b'\x00\x01\x00\x00' * 1024
+        self.assertEqual('\U00010000' * 1024,
+                         codecs.utf_32_be_decode(encoded)[0])
+
+
 class UTF16Test(ReadTest):
     encoding = "utf-16"