git-commit-vandalism/t/t0022-crlf-rename.sh
Jeff King 82ebb0b6ec add test_cmp function for test scripts
Many scripts compare actual and expected output using
"diff -u". This is nicer than "cmp" because the output shows
how the two differ. However, not all versions of diff
understand -u, leading to unnecessary test failure.

This adds a test_cmp function to the test scripts and
switches all "diff -u" invocations to use it. The function
uses the contents of "$GIT_TEST_CMP" to compare its
arguments; the default is "diff -u".

On systems with a less-capable diff, you can do:

  GIT_TEST_CMP=cmp make test

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2008-03-13 00:57:52 -07:00

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#!/bin/sh
test_description='ignore CR in CRLF sequence while computing similiarity'
. ./test-lib.sh
test_expect_success setup '
cat ../t0022-crlf-rename.sh >sample &&
git add sample &&
test_tick &&
git commit -m Initial &&
sed -e "s/\$/
/" ../t0022-crlf-rename.sh >elpmas &&
git add elpmas &&
rm -f sample &&
test_tick &&
git commit -a -m Second
'
test_expect_success 'diff -M' '
git diff-tree -M -r --name-status HEAD^ HEAD |
sed -e "s/R[0-9]*/RNUM/" >actual &&
echo "RNUM sample elpmas" >expect &&
test_cmp expect actual
'
test_done