git/t/t4006-diff-mode.sh
Junio C Hamano 3af828634f tests: do not use implicit "git diff --no-index"
As a general principle, we should not use "git diff" to validate the
results of what git command that is being tested has done.  We would not
know if we are testing the command in question, or locating a bug in the
cute hack of "git diff --no-index".

Rather use test_cmp for that purpose.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-05-24 00:01:56 -07:00

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#!/bin/sh
#
# Copyright (c) 2005 Junio C Hamano
#
test_description='Test mode change diffs.
'
. ./test-lib.sh
test_expect_success \
'setup' \
'echo frotz >rezrov &&
git update-index --add rezrov &&
tree=`git write-tree` &&
echo $tree'
if [ "$(git config --get core.filemode)" = false ]
then
say 'filemode disabled on the filesystem, using update-index --chmod=+x'
test_expect_success \
'git update-index --chmod=+x' \
'git update-index rezrov &&
git update-index --chmod=+x rezrov &&
git diff-index $tree >current'
else
test_expect_success \
'chmod' \
'chmod +x rezrov &&
git update-index rezrov &&
git diff-index $tree >current'
fi
_x40='[0-9a-f][0-9a-f][0-9a-f][0-9a-f][0-9a-f]'
_x40="$_x40$_x40$_x40$_x40$_x40$_x40$_x40$_x40"
sed -e 's/\(:100644 100755\) \('"$_x40"'\) \2 /\1 X X /' <current >check
echo ":100644 100755 X X M rezrov" >expected
test_expect_success \
'verify' \
'test_cmp expected check'
test_done