From 3ce4ef98bc60cd0c0a6517e4fc10eb794806c8c8 Mon Sep 17 00:00:00 2001
From: Ned Batchelder <ned@nedbatchelder.com>
Date: Sat, 21 Nov 2009 09:23:38 -0500
Subject: A more helpful error message when gold files don't match.

---
 test/test_farm.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'test/test_farm.py')

diff --git a/test/test_farm.py b/test/test_farm.py
index bc1d7a3..78b9354 100644
--- a/test/test_farm.py
+++ b/test/test_farm.py
@@ -226,7 +226,10 @@ class FarmTestCase(object):
                     # print "%d %d" % (big, little)
                     # print "Left: ---\n%s\n-----\n%s" % (left, right)
                     wrong_size.append(f)
-            assert not wrong_size, "File sizes differ: %s" % wrong_size
+            assert not wrong_size, (
+                "File sizes differ between %s and %s: %s" % (
+                    dir1, dir2, wrong_size
+                ))
         else:
             # filecmp only compares in binary mode, but we want text mode.  So
             # look through the list of different files, and compare them
-- 
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