From fe26374f212164906d449e7d268197f36cacfea5 Mon Sep 17 00:00:00 2001
From: Assaf Gordon <assafgordon@gmail.com>
Date: Sat, 26 Mar 2016 00:10:56 -0400
Subject: [PATCH] tests: zdiff: use unified diff

Always use unified-diff, prevent failures on systems without it
(e.g. Alpine linux with busybox's diff).

* tests/zdiff: use unified diff output.
---
 tests/zdiff | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/tests/zdiff b/tests/zdiff
index 0bb7c7d..2c7552a 100755
--- a/tests/zdiff
+++ b/tests/zdiff
@@ -25,17 +25,17 @@ echo b > b || framework_failure_
 gzip a b || framework_failure_
 
 cat <<EOF > exp
-1c1
-< a
----
-> b
+@@ -1 +1 @@
+-a
++b
 EOF
 
 fail=0
-zdiff a.gz b.gz > out 2>&1
+zdiff -u a.gz b.gz > out 2>&1
 test $? = 1 || fail=1
+sed '1,2d' out > out2 || framework_failure_
 
-compare exp out || fail=1
+compare exp out2 || fail=1
 
 rm -f out
 # expect success, for equal files
-- 
2.7.0