make_commit H
'
-H=$(git-rev-parse H)
+H=$(git rev-parse H)
test_expect_success 'rewrite identically' '
- git-filter-branch H2
+ git-filter-branch branch
'
-
test_expect_success 'result is really identical' '
- test $H = $(git-rev-parse H2)
+ test $H = $(git rev-parse HEAD)
'
test_expect_success 'rewrite, renaming a specific file' '
- git-filter-branch --tree-filter "mv d doh || :" H3
+ git-filter-branch -f --tree-filter "mv d doh || :" HEAD
'
test_expect_success 'test that the file was renamed' '
- test d = $(git show H3:doh)
+ test d = $(git show HEAD:doh) &&
+ test -f doh &&
+ test d = $(cat doh)
+'
+
+git tag oldD HEAD~4
+test_expect_success 'rewrite one branch, keeping a side branch' '
+ git branch modD oldD &&
+ git-filter-branch -f --tree-filter "mv b boh || :" D..modD
+'
+
+test_expect_success 'common ancestor is still common (unchanged)' '
+ test "$(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 &&
+ test_tick &&
+ git commit -m "not subdir" a &&
+ echo A > subdir/new &&
+ test_tick &&
+ git commit -m "again subdir" subdir/new &&
+ git rm a &&
+ test_tick &&
+ git commit -m "again not subdir" &&
+ git branch sub &&
+ git-filter-branch -f --subdirectory-filter subdir refs/heads/sub
+'
+
+test_expect_success 'subdirectory filter result looks okay' '
+ test 2 = $(git rev-list sub | wc -l) &&
+ git show sub:new &&
+ ! git show sub:subdir
+'
+
+test_expect_success 'setup and filter history that requires --full-history' '
+ git checkout master &&
+ mkdir subdir &&
+ echo A > subdir/new &&
+ git add subdir/new &&
+ test_tick &&
+ git commit -m "subdir on master" subdir/new &&
+ git rm a &&
+ test_tick &&
+ git commit -m "again subdir on master" &&
+ git merge branch &&
+ git branch sub-master &&
+ git-filter-branch -f --subdirectory-filter subdir sub-master
+'
+
+test_expect_success 'subdirectory filter result looks okay' '
+ test 3 = $(git rev-list -1 --parents sub-master | wc -w) &&
+ git show sub-master^:new &&
+ git show sub-master^2:new &&
+ ! git show sub:subdir
+'
+
+test_expect_success 'use index-filter to move into a subdirectory' '
+ git branch directorymoved &&
+ git-filter-branch -f --index-filter \
+ "git ls-files -s | sed \"s-\\t-&newsubdir/-\" |
+ GIT_INDEX_FILE=\$GIT_INDEX_FILE.new \
+ git update-index --index-info &&
+ mv \$GIT_INDEX_FILE.new \$GIT_INDEX_FILE" directorymoved &&
+ test -z "$(git diff HEAD directorymoved:newsubdir)"'
+
+test_expect_success 'stops when msg filter fails' '
+ old=$(git rev-parse HEAD) &&
+ ! 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 &&
+ git-filter-branch -f --msg-filter "cat; \
+ test \$GIT_COMMIT != $(git rev-parse master) || \
+ echo Hallo" \
+ preserved-author &&
+ test 1 = $(git rev-list --author="B V Uips" preserved-author | wc -l)
+'
+
+test_expect_success "remove a certain author's commits" '
+ echo i > i &&
+ test_tick &&
+ git commit -m i i &&
+ git branch removed-author &&
+ git-filter-branch -f --commit-filter "\
+ if [ \"\$GIT_AUTHOR_NAME\" = \"B V Uips\" ];\
+ then\
+ skip_commit \"\$@\";
+ else\
+ git commit-tree \"\$@\";\
+ fi" removed-author &&
+ cnt1=$(git rev-list master | wc -l) &&
+ cnt2=$(git rev-list removed-author | wc -l) &&
+ test $cnt1 -eq $(($cnt2 + 1)) &&
+ test 0 = $(git rev-list --author="B V Uips" removed-author | wc -l)
+'
+
+test_expect_success 'barf on invalid name' '
+ ! git filter-branch -f master xy-problem &&
+ ! git filter-branch -f HEAD^
+'
+
+test_expect_success '"map" works in commit filter' '
+ git filter-branch -f --commit-filter "\
+ parent=\$(git rev-parse \$GIT_COMMIT^) &&
+ mapped=\$(map \$parent) &&
+ actual=\$(echo \"\$@\" | sed \"s/^.*-p //\") &&
+ test \$mapped = \$actual &&
+ git commit-tree \"\$@\";" master~2..master &&
+ git rev-parse --verify master
+'
+
+test_expect_success 'Name needing quotes' '
+
+ git checkout -b rerere A &&
+ mkdir foo &&
+ name="れれれ" &&
+ >foo/$name &&
+ git add foo &&
+ git commit -m "Adding a file" &&
+ git filter-branch --tree-filter "rm -fr foo" &&
+ ! 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 master &&
+
+ 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 &&
+ test $(git rev-list master | wc -l) = 3
'
test_done