git/t/t4023-diff-rename-typechange.sh
Ævar Arnfjörð Bjarmason 5f3bfdc4f3 t4023: fix ignored exit codes of git
Change a "git diff-tree" command to be &&-chained so that we won't
ignore its exit code, see the ea05fd5fbf (Merge branch
'ab/keep-git-exit-codes-in-tests', 2022-03-16) topic for prior art.

This fixes code added in b45563a229 (rename: Break filepairs with
different types., 2007-11-30). Due to hiding the exit code we hid a
memory leak under SANITIZE=leak.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2022-12-05 09:28:04 +09:00

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#!/bin/sh
test_description='typechange rename detection'
. ./test-lib.sh
. "$TEST_DIRECTORY"/lib-diff.sh
test_expect_success setup '
rm -f foo bar &&
COPYING_test_data >foo &&
test_ln_s_add linklink bar &&
git add foo &&
git commit -a -m Initial &&
git tag one &&
git rm -f foo bar &&
COPYING_test_data >bar &&
test_ln_s_add linklink foo &&
git add bar &&
git commit -a -m Second &&
git tag two &&
git rm -f foo bar &&
COPYING_test_data >foo &&
git add foo &&
git commit -a -m Third &&
git tag three &&
mv foo bar &&
test_ln_s_add linklink foo &&
git add bar &&
git commit -a -m Fourth &&
git tag four &&
# This is purely for sanity check
git rm -f foo bar &&
COPYING_test_data >foo &&
cat "$TEST_DIRECTORY"/../Makefile >bar &&
git add foo bar &&
git commit -a -m Fifth &&
git tag five &&
git rm -f foo bar &&
cat "$TEST_DIRECTORY"/../Makefile >foo &&
COPYING_test_data >bar &&
git add foo bar &&
git commit -a -m Sixth &&
git tag six
'
test_expect_success 'cross renames to be detected for regular files' '
git diff-tree five six -r --name-status -B -M >out &&
sort out >actual &&
{
echo "R100 foo bar" &&
echo "R100 bar foo"
} | sort >expect &&
test_cmp expect actual
'
test_expect_success 'cross renames to be detected for typechange' '
git diff-tree one two -r --name-status -B -M >out &&
sort out >actual &&
{
echo "R100 foo bar" &&
echo "R100 bar foo"
} | sort >expect &&
test_cmp expect actual
'
test_expect_success 'moves and renames' '
git diff-tree three four -r --name-status -B -M >out &&
sort out >actual &&
{
# see -B -M (#6) in t4008
echo "C100 foo bar" &&
echo "T100 foo"
} | sort >expect &&
test_cmp expect actual
'
test_done