git/t/t4023-diff-rename-typechange.sh
Eric Sunshine 7abcbcb7ea tests: fix broken &&-chains in {...} groups
The top-level &&-chain checker built into t/test-lib.sh causes tests to
magically exit with code 117 if the &&-chain is broken. However, it has
the shortcoming that the magic does not work within `{...}` groups,
`(...)` subshells, `$(...)` substitutions, or within bodies of compound
statements, such as `if`, `for`, `while`, `case`, etc. `chainlint.sed`
partly fills in the gap by catching broken &&-chains in `(...)`
subshells, but bugs can still lurk behind broken &&-chains in the other
cases.

Fix broken &&-chains in `{...}` groups in order to reduce the number of
possible lurking bugs.

Signed-off-by: Eric Sunshine <sunshine@sunshineco.com>
Reviewed-by: Elijah Newren <newren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
2021-12-13 10:29:48 -08:00

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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 | sort >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 | sort >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 | sort >actual &&
{
# see -B -M (#6) in t4008
echo "C100 foo bar" &&
echo "T100 foo"
} | sort >expect &&
test_cmp expect actual
'
test_done