test_description='git filter-branch'
. ./test-lib.sh
-make_commit () {
- lower=$(echo $1 | tr '[A-Z]' '[a-z]')
- echo $lower > $lower
- git add $lower
- test_tick
- git commit -m $1
- git tag $1
-}
-
test_expect_success 'setup' '
- make_commit A
- make_commit B
- git checkout -b branch B
- make_commit D
- mkdir dir
- make_commit dir/D
- make_commit E
- git checkout master
- make_commit C
- git checkout branch
- git merge C
- git tag F
- make_commit G
- make_commit H
+ test_commit A &&
+ test_commit B &&
+ git checkout -b branch B &&
+ test_commit D &&
+ mkdir dir &&
+ test_commit dir/D &&
+ test_commit E &&
+ git checkout master &&
+ test_commit C &&
+ git checkout branch &&
+ git merge C &&
+ git tag F &&
+ test_commit G &&
+ test_commit H
'
+# * (HEAD, branch) H
+# * G
+# * Merge commit 'C' into branch
+# |\
+# | * (master) C
+# * | E
+# * | dir/D
+# * | D
+# |/
+# * B
+# * A
+
H=$(git rev-parse H)
'
test_expect_success 'rewrite, renaming a specific file' '
- git filter-branch -f --tree-filter "mv d doh || :" HEAD
+ git filter-branch -f --tree-filter "mv D.t doh || :" HEAD
'
test_expect_success 'test that the file was renamed' '
- test d = "$(git show HEAD:doh --)" &&
- ! test -f d &&
+ test D = "$(git show HEAD:doh --)" &&
+ ! test -f D.t &&
test -f doh &&
- test d = "$(cat doh)"
+ test D = "$(cat doh)"
'
test_expect_success 'rewrite, renaming a specific directory' '
'
test_expect_success 'test that the directory was renamed' '
- test dir/d = "$(git show HEAD:diroh/d --)" &&
+ test dir/D = "$(git show HEAD:diroh/D.t --)" &&
! test -d dir &&
test -d diroh &&
! test -d diroh/dir &&
- test -f diroh/d &&
- test dir/d = "$(cat diroh/d)"
+ test -f diroh/D.t &&
+ test dir/D = "$(cat diroh/D.t)"
'
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 boh || :" D..modD
+ git filter-branch -f --tree-filter "mv B.t boh || :" D..modD
'
test_expect_success 'common ancestor is still common (unchanged)' '
git add subdir/new &&
test_tick &&
git commit -m "subdir" &&
- echo H > a &&
+ echo H > A.t &&
test_tick &&
- git commit -m "not subdir" a &&
+ git commit -m "not subdir" A.t &&
echo A > subdir/new &&
test_tick &&
git commit -m "again subdir" subdir/new &&
- git rm a &&
+ git rm A.t &&
test_tick &&
git commit -m "again not subdir" &&
git branch sub &&
git add subdir/new &&
test_tick &&
git commit -m "subdir on master" subdir/new &&
- git rm a &&
+ git rm A.t &&
test_tick &&
git commit -m "again subdir on master" &&
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-\\t-&newsubdir/-\" |
+ "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 &&
- test -z "$(git diff HEAD directorymoved:newsubdir)"'
+ git diff --exit-code HEAD directorymoved:newsubdir
+'
test_expect_success 'stops when msg filter fails' '
old=$(git rev-parse HEAD) &&
test_expect_success 'Prune empty commits' '
git rev-list HEAD > expect &&
- make_commit to_remove &&
- git filter-branch -f --index-filter "git update-index --remove to_remove" --prune-empty HEAD &&
+ 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 $orig_invariant = $(git rev-parse invariant)
'
+test_expect_success 'automatic remapping to ancestor with filename filters' '
+ git checkout master &&
+ git reset --hard A &&
+ test_commit add-foo2 foo 1 &&
+ git branch moved-foo2 &&
+ test_commit add-bar2 bar a &&
+ git branch invariant2 &&
+ orig_invariant=$(git rev-parse invariant2) &&
+ git branch moved-bar2 &&
+ test_commit change-foo2 foo 2 &&
+ git filter-branch -f \
+ moved-foo2 moved-bar2 A..master \
+ -- -- foo &&
+ test $(git rev-parse moved-foo2) = $(git rev-parse moved-bar2) &&
+ test $(git rev-parse moved-foo2) = $(git rev-parse master^) &&
+ 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' '
+ 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 0123456789012345678901234567890123456789 submod
+ fi" HEAD &&
+ test $orig_head != `git show-ref --hash --head HEAD`
+'
+
test_done