From b8a2ad9652c53d4403657636bb7aaf70187a183c Mon Sep 17 00:00:00 2001
From: blueloveTH <blueloveTH@foxmail.com>
Date: Mon, 13 May 2024 21:45:09 +0800
Subject: [PATCH] fix an unittest

---
 tests/70_collections.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tests/70_collections.py b/tests/70_collections.py
index e444c1ea..d8c62ba3 100644
--- a/tests/70_collections.py
+++ b/tests/70_collections.py
@@ -306,7 +306,7 @@ except TypeError:
     pass
 d.extend('bcd')
 assertEqual(list(d), list('abcd'))
-d.extend(d)
+d.extend(d.copy())
 assertEqual(list(d), list('abcdabcd'))
 
 ###### TEST extend_left() ################
@@ -320,7 +320,7 @@ except TypeError:
     pass
 d.extendleft('bcd')
 assertEqual(list(d), list(reversed('abcd')))
-d.extendleft(d)
+d.extendleft(d.copy())
 assertEqual(list(d), list('abcddcba'))
 d = deque()
 d.extendleft(range(1000))