mirror of
https://github.com/git/git
synced 2024-10-30 13:20:15 +00:00
37eb90f79a
Despite POSIX states that: > The old egrep and fgrep commands are likely to be supported for many > years to come as implementation extensions, allowing historical > applications to operate unmodified. GNU grep 3.8 started to warn[1]: > The egrep and fgrep commands, which have been deprecated since > release 2.5.3 (2007), now warn that they are obsolescent and should > be replaced by grep -E and grep -F. Prepare for their removal in the future. [1]: https://lists.gnu.org/archive/html/info-gnu/2022-09/msg00001.html Signed-off-by: Đoàn Trần Công Danh <congdanhqx@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
543 lines
15 KiB
Bash
Executable file
543 lines
15 KiB
Bash
Executable file
#!/bin/sh
|
|
|
|
test_description='git filter-branch'
|
|
GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
|
|
export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
|
|
|
|
. ./test-lib.sh
|
|
. "$TEST_DIRECTORY/lib-gpg.sh"
|
|
|
|
test_expect_success 'setup' '
|
|
test_commit A &&
|
|
GIT_COMMITTER_DATE="@0 +0000" GIT_AUTHOR_DATE="@0 +0000" &&
|
|
test_commit --notick B &&
|
|
git checkout -b branch B &&
|
|
test_commit D &&
|
|
mkdir dir &&
|
|
test_commit dir/D &&
|
|
test_commit E &&
|
|
git checkout main &&
|
|
test_commit C &&
|
|
git checkout branch &&
|
|
git merge C &&
|
|
git tag F &&
|
|
test_commit G &&
|
|
test_commit H
|
|
'
|
|
# * (HEAD, branch) H
|
|
# * G
|
|
# * Merge commit 'C' into branch
|
|
# |\
|
|
# | * (main) C
|
|
# * | E
|
|
# * | dir/D
|
|
# * | D
|
|
# |/
|
|
# * B
|
|
# * A
|
|
|
|
|
|
H=$(git rev-parse H)
|
|
|
|
test_expect_success 'rewrite identically' '
|
|
git filter-branch branch
|
|
'
|
|
test_expect_success 'result is really identical' '
|
|
test $H = $(git rev-parse HEAD)
|
|
'
|
|
|
|
test_expect_success 'rewrite bare repository identically' '
|
|
(git config core.bare true && cd .git &&
|
|
git filter-branch branch > filter-output 2>&1 &&
|
|
! grep fatal filter-output)
|
|
'
|
|
git config core.bare false
|
|
test_expect_success 'result is really identical' '
|
|
test $H = $(git rev-parse HEAD)
|
|
'
|
|
|
|
TRASHDIR=$(pwd)
|
|
test_expect_success 'correct GIT_DIR while using -d' '
|
|
mkdir drepo &&
|
|
( cd drepo &&
|
|
git init &&
|
|
test_commit drepo &&
|
|
git filter-branch -d "$TRASHDIR/dfoo" \
|
|
--index-filter "cp \"$TRASHDIR\"/dfoo/backup-refs \"$TRASHDIR\"" \
|
|
) &&
|
|
grep drepo "$TRASHDIR/backup-refs"
|
|
'
|
|
|
|
test_expect_success 'tree-filter works with -d' '
|
|
git init drepo-tree &&
|
|
(
|
|
cd drepo-tree &&
|
|
test_commit one &&
|
|
git filter-branch -d "$TRASHDIR/dfoo" \
|
|
--tree-filter "echo changed >one.t" &&
|
|
echo changed >expect &&
|
|
git cat-file blob HEAD:one.t >actual &&
|
|
test_cmp expect actual &&
|
|
test_cmp one.t actual
|
|
)
|
|
'
|
|
|
|
test_expect_success 'Fail if commit filter fails' '
|
|
test_must_fail git filter-branch -f --commit-filter "exit 1" HEAD
|
|
'
|
|
|
|
test_expect_success 'rewrite, renaming a specific file' '
|
|
git filter-branch -f --tree-filter "mv D.t doh || :" HEAD
|
|
'
|
|
|
|
test_expect_success 'test that the file was renamed' '
|
|
test D = "$(git show HEAD:doh --)" &&
|
|
! test -f D.t &&
|
|
test -f doh &&
|
|
test D = "$(cat doh)"
|
|
'
|
|
|
|
test_expect_success 'rewrite, renaming a specific directory' '
|
|
git filter-branch -f --tree-filter "mv dir diroh || :" HEAD
|
|
'
|
|
|
|
test_expect_success 'test that the directory was renamed' '
|
|
test dir/D = "$(git show HEAD:diroh/D.t --)" &&
|
|
! test -d dir &&
|
|
test -d diroh &&
|
|
! test -d diroh/dir &&
|
|
test -f diroh/D.t &&
|
|
test dir/D = "$(cat diroh/D.t)"
|
|
'
|
|
|
|
V=$(git rev-parse HEAD)
|
|
|
|
test_expect_success 'populate --state-branch' '
|
|
git filter-branch --state-branch state -f --tree-filter "touch file || :" HEAD
|
|
'
|
|
|
|
W=$(git rev-parse HEAD)
|
|
|
|
test_expect_success 'using --state-branch to skip already rewritten commits' '
|
|
test_when_finished git reset --hard $V &&
|
|
git reset --hard $V &&
|
|
git filter-branch --state-branch state -f --tree-filter "touch file || :" HEAD &&
|
|
test_cmp_rev $W HEAD
|
|
'
|
|
|
|
git tag oldD HEAD~4
|
|
test_expect_success 'rewrite one branch, keeping a side branch' '
|
|
git branch modD oldD &&
|
|
git filter-branch -f --tree-filter "mv B.t boh || :" D..modD
|
|
'
|
|
|
|
test_expect_success 'common ancestor is still common (unchanged)' '
|
|
test "$(git merge-base modD D)" = "$(git rev-parse B)"
|
|
'
|
|
|
|
test_expect_success 'filter subdirectory only' '
|
|
mkdir subdir &&
|
|
touch subdir/new &&
|
|
git add subdir/new &&
|
|
test_tick &&
|
|
git commit -m "subdir" &&
|
|
echo H > A.t &&
|
|
test_tick &&
|
|
git commit -m "not subdir" A.t &&
|
|
echo A > subdir/new &&
|
|
test_tick &&
|
|
git commit -m "again subdir" subdir/new &&
|
|
git rm A.t &&
|
|
test_tick &&
|
|
git commit -m "again not subdir" &&
|
|
git branch sub &&
|
|
git branch sub-earlier HEAD~2 &&
|
|
git filter-branch -f --subdirectory-filter subdir \
|
|
refs/heads/sub refs/heads/sub-earlier
|
|
'
|
|
|
|
test_expect_success 'subdirectory filter result looks okay' '
|
|
test 2 = $(git rev-list sub | wc -l) &&
|
|
git show sub:new &&
|
|
test_must_fail git show sub:subdir &&
|
|
git show sub-earlier:new &&
|
|
test_must_fail git show sub-earlier:subdir
|
|
'
|
|
|
|
test_expect_success 'more setup' '
|
|
git checkout main &&
|
|
mkdir subdir &&
|
|
echo A > subdir/new &&
|
|
git add subdir/new &&
|
|
test_tick &&
|
|
git commit -m "subdir on main" subdir/new &&
|
|
git rm A.t &&
|
|
test_tick &&
|
|
git commit -m "again subdir on main" &&
|
|
git merge branch
|
|
'
|
|
|
|
test_expect_success 'use index-filter to move into a subdirectory' '
|
|
git branch directorymoved &&
|
|
git filter-branch -f --index-filter \
|
|
"git ls-files -s | sed \"s- -&newsubdir/-\" |
|
|
GIT_INDEX_FILE=\$GIT_INDEX_FILE.new \
|
|
git update-index --index-info &&
|
|
mv \"\$GIT_INDEX_FILE.new\" \"\$GIT_INDEX_FILE\"" directorymoved &&
|
|
git diff --exit-code HEAD directorymoved:newsubdir
|
|
'
|
|
|
|
test_expect_success 'stops when msg filter fails' '
|
|
old=$(git rev-parse HEAD) &&
|
|
test_must_fail git filter-branch -f --msg-filter false HEAD &&
|
|
test $old = $(git rev-parse HEAD) &&
|
|
rm -rf .git-rewrite
|
|
'
|
|
|
|
test_expect_success 'author information is preserved' '
|
|
: > i &&
|
|
git add i &&
|
|
test_tick &&
|
|
GIT_AUTHOR_NAME="B V Uips" git commit -m bvuips &&
|
|
git branch preserved-author &&
|
|
(sane_unset GIT_AUTHOR_NAME &&
|
|
git filter-branch -f --msg-filter "cat; \
|
|
test \$GIT_COMMIT != $(git rev-parse main) || \
|
|
echo Hallo" \
|
|
preserved-author) &&
|
|
git rev-list --author="B V Uips" preserved-author >actual &&
|
|
test_line_count = 1 actual
|
|
'
|
|
|
|
test_expect_success "remove a certain author's commits" '
|
|
echo i > i &&
|
|
test_tick &&
|
|
git commit -m i i &&
|
|
git branch removed-author &&
|
|
git filter-branch -f --commit-filter "\
|
|
if [ \"\$GIT_AUTHOR_NAME\" = \"B V Uips\" ];\
|
|
then\
|
|
skip_commit \"\$@\";
|
|
else\
|
|
git commit-tree \"\$@\";\
|
|
fi" removed-author &&
|
|
cnt1=$(git rev-list main | wc -l) &&
|
|
cnt2=$(git rev-list removed-author | wc -l) &&
|
|
test $cnt1 -eq $(($cnt2 + 1)) &&
|
|
git rev-list --author="B V Uips" removed-author >actual &&
|
|
test_line_count = 0 actual
|
|
'
|
|
|
|
test_expect_success 'barf on invalid name' '
|
|
test_must_fail git filter-branch -f main xy-problem &&
|
|
test_must_fail git filter-branch -f HEAD^
|
|
'
|
|
|
|
test_expect_success '"map" works in commit filter' '
|
|
git filter-branch -f --commit-filter "\
|
|
parent=\$(git rev-parse \$GIT_COMMIT^) &&
|
|
mapped=\$(map \$parent) &&
|
|
actual=\$(echo \"\$@\" | sed \"s/^.*-p //\") &&
|
|
test \$mapped = \$actual &&
|
|
git commit-tree \"\$@\";" main~2..main &&
|
|
git rev-parse --verify main
|
|
'
|
|
|
|
test_expect_success 'Name needing quotes' '
|
|
|
|
git checkout -b rerere A &&
|
|
mkdir foo &&
|
|
name="れれれ" &&
|
|
>foo/$name &&
|
|
git add foo &&
|
|
git commit -m "Adding a file" &&
|
|
git filter-branch --tree-filter "rm -fr foo" &&
|
|
test_must_fail git ls-files --error-unmatch "foo/$name" &&
|
|
test $(git rev-parse --verify rerere) != $(git rev-parse --verify A)
|
|
|
|
'
|
|
|
|
test_expect_success 'Subdirectory filter with disappearing trees' '
|
|
git reset --hard &&
|
|
git checkout main &&
|
|
|
|
mkdir foo &&
|
|
touch foo/bar &&
|
|
git add foo &&
|
|
test_tick &&
|
|
git commit -m "Adding foo" &&
|
|
|
|
git rm -r foo &&
|
|
test_tick &&
|
|
git commit -m "Removing foo" &&
|
|
|
|
mkdir foo &&
|
|
touch foo/bar &&
|
|
git add foo &&
|
|
test_tick &&
|
|
git commit -m "Re-adding foo" &&
|
|
|
|
git filter-branch -f --subdirectory-filter foo &&
|
|
git rev-list main >actual &&
|
|
test_line_count = 3 actual
|
|
'
|
|
|
|
test_expect_success 'Tag name filtering retains tag message' '
|
|
git tag -m atag T &&
|
|
git cat-file tag T > expect &&
|
|
git filter-branch -f --tag-name-filter cat &&
|
|
git cat-file tag T > actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
faux_gpg_tag='object XXXXXX
|
|
type commit
|
|
tag S
|
|
tagger T A Gger <tagger@example.com> 1206026339 -0500
|
|
|
|
This is a faux gpg signed tag.
|
|
-----BEGIN PGP SIGNATURE-----
|
|
Version: FauxGPG v0.0.0 (FAUX/Linux)
|
|
|
|
gdsfoewhxu/6l06f1kxyxhKdZkrcbaiOMtkJUA9ITAc1mlamh0ooasxkH1XwMbYQ
|
|
acmwXaWET20H0GeAGP+7vow=
|
|
=agpO
|
|
-----END PGP SIGNATURE-----
|
|
'
|
|
test_expect_success 'Tag name filtering strips gpg signature' '
|
|
sha1=$(git rev-parse HEAD) &&
|
|
sha1t=$(echo "$faux_gpg_tag" | sed -e s/XXXXXX/$sha1/ | git mktag) &&
|
|
git update-ref "refs/tags/S" "$sha1t" &&
|
|
echo "$faux_gpg_tag" | sed -e s/XXXXXX/$sha1/ | head -n 6 > expect &&
|
|
git filter-branch -f --tag-name-filter cat &&
|
|
git cat-file tag S > actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success GPG 'Filtering retains message of gpg signed commit' '
|
|
mkdir gpg &&
|
|
touch gpg/foo &&
|
|
git add gpg &&
|
|
test_tick &&
|
|
git commit -S -m "Adding gpg" &&
|
|
|
|
git log -1 --format="%s" > expect &&
|
|
git filter-branch -f --msg-filter "cat" &&
|
|
git log -1 --format="%s" > actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success 'Tag name filtering allows slashes in tag names' '
|
|
git tag -m tag-with-slash X/1 &&
|
|
git cat-file tag X/1 | sed -e s,X/1,X/2, > expect &&
|
|
git filter-branch -f --tag-name-filter "echo X/2" &&
|
|
git cat-file tag X/2 > actual &&
|
|
test_cmp expect actual
|
|
'
|
|
test_expect_success 'setup --prune-empty comparisons' '
|
|
git checkout --orphan main-no-a &&
|
|
git rm -rf . &&
|
|
unset test_tick &&
|
|
test_tick &&
|
|
GIT_COMMITTER_DATE="@0 +0000" GIT_AUTHOR_DATE="@0 +0000" &&
|
|
test_commit --notick B B.t B Bx &&
|
|
git checkout -b branch-no-a Bx &&
|
|
test_commit D D.t D Dx &&
|
|
mkdir dir &&
|
|
test_commit dir/D dir/D.t dir/D dir/Dx &&
|
|
test_commit E E.t E Ex &&
|
|
git checkout main-no-a &&
|
|
test_commit C C.t C Cx &&
|
|
git checkout branch-no-a &&
|
|
git merge Cx -m "Merge tag '\''C'\'' into branch" &&
|
|
git tag Fx &&
|
|
test_commit G G.t G Gx &&
|
|
test_commit H H.t H Hx &&
|
|
git checkout branch
|
|
'
|
|
|
|
test_expect_success 'Prune empty commits' '
|
|
git rev-list HEAD > expect &&
|
|
test_commit to_remove &&
|
|
git filter-branch -f --index-filter "git update-index --remove to_remove.t" --prune-empty HEAD &&
|
|
git rev-list HEAD > actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success 'prune empty collapsed merges' '
|
|
test_config merge.ff false &&
|
|
git rev-list HEAD >expect &&
|
|
test_commit to_remove_2 &&
|
|
git reset --hard HEAD^ &&
|
|
test_merge non-ff to_remove_2 &&
|
|
git filter-branch -f --index-filter "git update-index --remove to_remove_2.t" --prune-empty HEAD &&
|
|
git rev-list HEAD >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success 'prune empty works even without index/tree filters' '
|
|
git rev-list HEAD >expect &&
|
|
git commit --allow-empty -m empty &&
|
|
git filter-branch -f --prune-empty HEAD &&
|
|
git rev-list HEAD >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success '--prune-empty is able to prune root commit' '
|
|
git rev-list branch-no-a >expect &&
|
|
git branch testing H &&
|
|
git filter-branch -f --prune-empty --index-filter "git update-index --remove A.t" testing &&
|
|
git rev-list testing >actual &&
|
|
git branch -D testing &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success '--prune-empty is able to prune entire branch' '
|
|
git branch prune-entire B &&
|
|
git filter-branch -f --prune-empty --index-filter "git update-index --remove A.t B.t" prune-entire &&
|
|
test_must_fail git rev-parse refs/heads/prune-entire &&
|
|
if test_have_prereq REFFILES
|
|
then
|
|
test_must_fail git reflog exists refs/heads/prune-entire
|
|
fi
|
|
'
|
|
|
|
test_expect_success '--remap-to-ancestor with filename filters' '
|
|
git checkout main &&
|
|
git reset --hard A &&
|
|
test_commit add-foo foo 1 &&
|
|
git branch moved-foo &&
|
|
test_commit add-bar bar a &&
|
|
git branch invariant &&
|
|
orig_invariant=$(git rev-parse invariant) &&
|
|
git branch moved-bar &&
|
|
test_commit change-foo foo 2 &&
|
|
git filter-branch -f --remap-to-ancestor \
|
|
moved-foo moved-bar A..main \
|
|
-- -- foo &&
|
|
test $(git rev-parse moved-foo) = $(git rev-parse moved-bar) &&
|
|
test $(git rev-parse moved-foo) = $(git rev-parse main^) &&
|
|
test $orig_invariant = $(git rev-parse invariant)
|
|
'
|
|
|
|
test_expect_success 'automatic remapping to ancestor with filename filters' '
|
|
git checkout main &&
|
|
git reset --hard A &&
|
|
test_commit add-foo2 foo 1 &&
|
|
git branch moved-foo2 &&
|
|
test_commit add-bar2 bar a &&
|
|
git branch invariant2 &&
|
|
orig_invariant=$(git rev-parse invariant2) &&
|
|
git branch moved-bar2 &&
|
|
test_commit change-foo2 foo 2 &&
|
|
git filter-branch -f \
|
|
moved-foo2 moved-bar2 A..main \
|
|
-- -- foo &&
|
|
test $(git rev-parse moved-foo2) = $(git rev-parse moved-bar2) &&
|
|
test $(git rev-parse moved-foo2) = $(git rev-parse main^) &&
|
|
test $orig_invariant = $(git rev-parse invariant2)
|
|
'
|
|
|
|
test_expect_success 'setup submodule' '
|
|
rm -fr ?* .git &&
|
|
git init &&
|
|
test_commit file &&
|
|
mkdir submod &&
|
|
submodurl="$PWD/submod" &&
|
|
( cd submod &&
|
|
git init &&
|
|
test_commit file-in-submod ) &&
|
|
git submodule add "$submodurl" &&
|
|
git commit -m "added submodule" &&
|
|
test_commit add-file &&
|
|
( cd submod && test_commit add-in-submodule ) &&
|
|
git add submod &&
|
|
git commit -m "changed submodule" &&
|
|
git branch original HEAD
|
|
'
|
|
|
|
orig_head=$(git show-ref --hash --head HEAD)
|
|
|
|
test_expect_success 'rewrite submodule with another content' '
|
|
git filter-branch --tree-filter "test -d submod && {
|
|
rm -rf submod &&
|
|
git rm -rf --quiet submod &&
|
|
mkdir submod &&
|
|
: > submod/file
|
|
} || :" HEAD &&
|
|
test $orig_head != $(git show-ref --hash --head HEAD)
|
|
'
|
|
|
|
test_expect_success 'replace submodule revision' '
|
|
invalid=$(test_oid numeric) &&
|
|
git reset --hard original &&
|
|
git filter-branch -f --tree-filter \
|
|
"if git ls-files --error-unmatch -- submod > /dev/null 2>&1
|
|
then git update-index --cacheinfo 160000 $invalid submod
|
|
fi" HEAD &&
|
|
test $orig_head != $(git show-ref --hash --head HEAD)
|
|
'
|
|
|
|
test_expect_success 'filter commit message without trailing newline' '
|
|
git reset --hard original &&
|
|
commit=$(printf "no newline" | git commit-tree HEAD^{tree}) &&
|
|
git update-ref refs/heads/no-newline $commit &&
|
|
git filter-branch -f refs/heads/no-newline &&
|
|
echo $commit >expect &&
|
|
git rev-parse refs/heads/no-newline >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success 'tree-filter deals with object name vs pathname ambiguity' '
|
|
test_when_finished "git reset --hard original" &&
|
|
ambiguous=$(git rev-list -1 HEAD) &&
|
|
git filter-branch --tree-filter "mv file.t $ambiguous" HEAD^.. &&
|
|
git show HEAD:$ambiguous
|
|
'
|
|
|
|
test_expect_success 'rewrite repository including refs that point at non-commit object' '
|
|
test_when_finished "git reset --hard original" &&
|
|
tree=$(git rev-parse HEAD^{tree}) &&
|
|
test_when_finished "git replace -d $tree" &&
|
|
echo A >new &&
|
|
git add new &&
|
|
new_tree=$(git write-tree) &&
|
|
git replace $tree $new_tree &&
|
|
git tag -a -m "tag to a tree" treetag $new_tree &&
|
|
git reset --hard HEAD &&
|
|
git filter-branch -f -- --all >filter-output 2>&1 &&
|
|
! grep fatal filter-output
|
|
'
|
|
|
|
test_expect_success 'filter-branch handles ref deletion' '
|
|
git switch --orphan empty-commit &&
|
|
git commit --allow-empty -m "empty commit" &&
|
|
git tag empty &&
|
|
git branch to-delete &&
|
|
git filter-branch -f --prune-empty to-delete >out 2>&1 &&
|
|
grep "to-delete.*was deleted" out &&
|
|
test_must_fail git rev-parse --verify to-delete
|
|
'
|
|
|
|
test_expect_success 'filter-branch handles ref rewrite' '
|
|
git checkout empty &&
|
|
test_commit to-drop &&
|
|
git branch rewrite &&
|
|
git filter-branch -f \
|
|
--index-filter "git rm --ignore-unmatch --cached to-drop.t" \
|
|
rewrite >out 2>&1 &&
|
|
grep "rewrite.*was rewritten" out &&
|
|
! grep -i warning out &&
|
|
git diff-tree empty rewrite
|
|
'
|
|
|
|
test_expect_success 'filter-branch handles ancestor rewrite' '
|
|
test_commit to-exclude &&
|
|
git branch ancestor &&
|
|
git filter-branch -f ancestor -- :^to-exclude.t >out 2>&1 &&
|
|
grep "ancestor.*was rewritten" out &&
|
|
! grep -i warning out &&
|
|
git diff-tree HEAD^ ancestor
|
|
'
|
|
|
|
test_done
|