git/t/t2025-worktree-add.sh

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#!/bin/sh
test_description='test git worktree add'
. ./test-lib.sh
. "$TEST_DIRECTORY"/lib-rebase.sh
test_expect_success 'setup' '
test_commit init
'
test_expect_success '"add" an existing worktree' '
mkdir -p existing/subtree &&
test_must_fail git worktree add --detach existing master
'
test_expect_success '"add" an existing empty worktree' '
mkdir existing_empty &&
git worktree add --detach existing_empty master
'
test_expect_success '"add" using shorthand - fails when no previous branch' '
test_must_fail git worktree add existing_short -
'
test_expect_success '"add" using - shorthand' '
git checkout -b newbranch &&
echo hello >myworld &&
git add myworld &&
git commit -m myworld &&
git checkout master &&
git worktree add short-hand - &&
echo refs/heads/newbranch >expect &&
git -C short-hand rev-parse --symbolic-full-name HEAD >actual &&
test_cmp expect actual
'
test_expect_success '"add" refuses to checkout locked branch' '
test_must_fail git worktree add zere master &&
! test -d zere &&
! test -d .git/worktrees/zere
'
test_expect_success 'checking out paths not complaining about linked checkouts' '
(
cd existing_empty &&
echo dirty >>init.t &&
git checkout master -- init.t
)
'
test_expect_success '"add" worktree' '
git rev-parse HEAD >expect &&
git worktree add --detach here master &&
(
cd here &&
test_cmp ../init.t init.t &&
test_must_fail git symbolic-ref HEAD &&
git rev-parse HEAD >actual &&
test_cmp ../expect actual &&
git fsck
)
'
test_expect_success '"add" worktree with lock' '
git rev-parse HEAD >expect &&
git worktree add --detach --lock here-with-lock master &&
test -f .git/worktrees/here-with-lock/locked
'
test_expect_success '"add" worktree from a subdir' '
(
mkdir sub &&
cd sub &&
git worktree add --detach here master &&
cd here &&
test_cmp ../../init.t init.t
)
'
test_expect_success '"add" from a linked checkout' '
(
cd here &&
git worktree add --detach nested-here master &&
cd nested-here &&
git fsck
)
'
test_expect_success '"add" worktree creating new branch' '
git worktree add -b newmaster there master &&
(
cd there &&
test_cmp ../init.t init.t &&
git symbolic-ref HEAD >actual &&
echo refs/heads/newmaster >expect &&
test_cmp expect actual &&
git fsck
)
'
test_expect_success 'die the same branch is already checked out' '
(
cd here &&
test_must_fail git checkout newmaster
)
'
test_expect_success SYMLINKS 'die the same branch is already checked out (symlink)' '
head=$(git -C there rev-parse --git-path HEAD) &&
ref=$(git -C there symbolic-ref HEAD) &&
rm "$head" &&
ln -s "$ref" "$head" &&
test_must_fail git -C here checkout newmaster
'
test_expect_success 'not die the same branch is already checked out' '
(
cd here &&
git worktree add --force anothernewmaster newmaster
)
'
test_expect_success 'not die on re-checking out current branch' '
(
cd there &&
git checkout newmaster
)
'
test_expect_success '"add" from a bare repo' '
(
git clone --bare . bare &&
cd bare &&
git worktree add -b bare-master ../there2 master
)
'
test_expect_success 'checkout from a bare repo without "add"' '
(
cd bare &&
test_must_fail git checkout master
)
'
test_expect_success '"add" default branch of a bare repo' '
(
git clone --bare . bare2 &&
cd bare2 &&
git worktree add ../there3 master
)
'
test_expect_success 'checkout with grafts' '
test_when_finished rm .git/info/grafts &&
test_commit abc &&
SHA1=$(git rev-parse HEAD) &&
test_commit def &&
test_commit xyz &&
echo "$(git rev-parse HEAD) $SHA1" >.git/info/grafts &&
cat >expected <<-\EOF &&
xyz
abc
EOF
git log --format=%s -2 >actual &&
test_cmp expected actual &&
git worktree add --detach grafted master &&
git --git-dir=grafted/.git log --format=%s -2 >actual &&
test_cmp expected actual
'
test_expect_success '"add" from relative HEAD' '
test_commit a &&
test_commit b &&
test_commit c &&
git rev-parse HEAD~1 >expected &&
git worktree add relhead HEAD~1 &&
git -C relhead rev-parse HEAD >actual &&
test_cmp expected actual
'
test_expect_success '"add -b" with <branch> omitted' '
git worktree add -b burble flornk &&
test_cmp_rev HEAD burble
'
test_expect_success '"add --detach" with <branch> omitted' '
git worktree add --detach fishhook &&
git rev-parse HEAD >expected &&
git -C fishhook rev-parse HEAD >actual &&
test_cmp expected actual &&
test_must_fail git -C fishhook symbolic-ref HEAD
'
test_expect_success '"add" with <branch> omitted' '
git worktree add wiffle/bat &&
test_cmp_rev HEAD bat
'
test_expect_success '"add" checks out existing branch of dwimd name' '
git branch dwim HEAD~1 &&
git worktree add dwim &&
test_cmp_rev HEAD~1 dwim &&
(
cd dwim &&
test_cmp_rev HEAD dwim
)
'
test_expect_success '"add <path>" dwim fails with checked out branch' '
git checkout -b test-branch &&
test_must_fail git worktree add test-branch &&
test_path_is_missing test-branch
'
test_expect_success '"add --force" with existing dwimd name doesnt die' '
git checkout test-branch &&
git worktree add --force test-branch
'
test_expect_success '"add" no auto-vivify with --detach and <branch> omitted' '
git worktree add --detach mish/mash &&
test_must_fail git rev-parse mash -- &&
test_must_fail git -C mish/mash symbolic-ref HEAD
'
test_expect_success '"add" -b/-B mutually exclusive' '
test_must_fail git worktree add -b poodle -B poodle bamboo master
'
test_expect_success '"add" -b/--detach mutually exclusive' '
test_must_fail git worktree add -b poodle --detach bamboo master
'
test_expect_success '"add" -B/--detach mutually exclusive' '
test_must_fail git worktree add -B poodle --detach bamboo master
'
test_expect_success '"add -B" fails if the branch is checked out' '
git rev-parse newmaster >before &&
test_must_fail git worktree add -B newmaster bamboo master &&
git rev-parse newmaster >after &&
test_cmp before after
'
test_expect_success 'add -B' '
git worktree add -B poodle bamboo2 master^ &&
git -C bamboo2 symbolic-ref HEAD >actual &&
echo refs/heads/poodle >expected &&
test_cmp expected actual &&
test_cmp_rev master^ poodle
'
test_expect_success 'add --quiet' '
git worktree add --quiet another-worktree master 2>actual &&
test_must_be_empty actual
'
test_expect_success 'local clone from linked checkout' '
git clone --local here here-clone &&
( cd here-clone && git fsck )
'
test_expect_success 'local clone --shared from linked checkout' '
git -C bare worktree add --detach ../baretree &&
git clone --local --shared baretree bare-clone &&
grep /bare/ bare-clone/.git/objects/info/alternates
'
test_expect_success '"add" worktree with --no-checkout' '
git worktree add --no-checkout -b swamp swamp &&
! test -e swamp/init.t &&
git -C swamp reset --hard &&
test_cmp init.t swamp/init.t
'
test_expect_success '"add" worktree with --checkout' '
git worktree add --checkout -b swmap2 swamp2 &&
test_cmp init.t swamp2/init.t
'
test_expect_success 'put a worktree under rebase' '
git worktree add under-rebase &&
(
cd under-rebase &&
set_fake_editor &&
FAKE_LINES="edit 1" git rebase -i HEAD^ &&
git worktree list | grep "under-rebase.*detached HEAD"
)
'
test_expect_success 'add a worktree, checking out a rebased branch' '
test_must_fail git worktree add new-rebase under-rebase &&
! test -d new-rebase
'
test_expect_success 'checking out a rebased branch from another worktree' '
git worktree add new-place &&
test_must_fail git -C new-place checkout under-rebase
'
test_expect_success 'not allow to delete a branch under rebase' '
(
cd under-rebase &&
test_must_fail git branch -D under-rebase
)
'
test_expect_success 'rename a branch under rebase not allowed' '
test_must_fail git branch -M under-rebase rebase-with-new-name
'
test_expect_success 'check out from current worktree branch ok' '
(
cd under-rebase &&
git checkout under-rebase &&
git checkout - &&
git rebase --abort
)
'
test_expect_success 'checkout a branch under bisect' '
git worktree add under-bisect &&
(
cd under-bisect &&
git bisect start &&
git bisect bad &&
git bisect good HEAD~2 &&
git worktree list | grep "under-bisect.*detached HEAD" &&
test_must_fail git worktree add new-bisect under-bisect &&
! test -d new-bisect
)
'
test_expect_success 'rename a branch under bisect not allowed' '
test_must_fail git branch -M under-bisect bisect-with-new-name
'
# Is branch "refs/heads/$1" set to pull from "$2/$3"?
test_branch_upstream () {
printf "%s\n" "$2" "refs/heads/$3" >expect.upstream &&
{
git config "branch.$1.remote" &&
git config "branch.$1.merge"
} >actual.upstream &&
test_cmp expect.upstream actual.upstream
}
test_expect_success '--track sets up tracking' '
test_when_finished rm -rf track &&
git worktree add --track -b track track master &&
test_branch_upstream track . master
'
# setup remote repository $1 and repository $2 with $1 set up as
# remote. The remote has two branches, master and foo.
setup_remote_repo () {
git init $1 &&
(
cd $1 &&
test_commit $1_master &&
git checkout -b foo &&
test_commit upstream_foo
) &&
git init $2 &&
(
cd $2 &&
test_commit $2_master &&
git remote add $1 ../$1 &&
git config remote.$1.fetch \
"refs/heads/*:refs/remotes/$1/*" &&
git fetch --all
)
}
test_expect_success '--no-track avoids setting up tracking' '
test_when_finished rm -rf repo_upstream repo_local foo &&
setup_remote_repo repo_upstream repo_local &&
(
cd repo_local &&
git worktree add --no-track -b foo ../foo repo_upstream/foo
) &&
(
cd foo &&
test_must_fail git config "branch.foo.remote" &&
test_must_fail git config "branch.foo.merge" &&
test_cmp_rev refs/remotes/repo_upstream/foo refs/heads/foo
)
'
test_expect_success '"add" <path> <non-existent-branch> fails' '
test_must_fail git worktree add foo non-existent
'
test_expect_success '"add" <path> <branch> dwims' '
test_when_finished rm -rf repo_upstream repo_dwim foo &&
setup_remote_repo repo_upstream repo_dwim &&
git init repo_dwim &&
(
cd repo_dwim &&
git worktree add ../foo foo
) &&
(
cd foo &&
test_branch_upstream foo repo_upstream foo &&
test_cmp_rev refs/remotes/repo_upstream/foo refs/heads/foo
)
'
test_expect_success '"add" <path> <branch> dwims with checkout.defaultRemote' '
test_when_finished rm -rf repo_upstream repo_dwim foo &&
setup_remote_repo repo_upstream repo_dwim &&
git init repo_dwim &&
(
cd repo_dwim &&
git remote add repo_upstream2 ../repo_upstream &&
git fetch repo_upstream2 &&
test_must_fail git worktree add ../foo foo &&
git -c checkout.defaultRemote=repo_upstream worktree add ../foo foo &&
git status -uno --porcelain >status.actual &&
test_must_be_empty status.actual
) &&
(
cd foo &&
test_branch_upstream foo repo_upstream foo &&
test_cmp_rev refs/remotes/repo_upstream/foo refs/heads/foo
)
'
test_expect_success 'git worktree add does not match remote' '
test_when_finished rm -rf repo_a repo_b foo &&
setup_remote_repo repo_a repo_b &&
(
cd repo_b &&
git worktree add ../foo
) &&
(
cd foo &&
test_must_fail git config "branch.foo.remote" &&
test_must_fail git config "branch.foo.merge" &&
! test_cmp_rev refs/remotes/repo_a/foo refs/heads/foo
)
'
test_expect_success 'git worktree add --guess-remote sets up tracking' '
test_when_finished rm -rf repo_a repo_b foo &&
setup_remote_repo repo_a repo_b &&
(
cd repo_b &&
git worktree add --guess-remote ../foo
) &&
(
cd foo &&
test_branch_upstream foo repo_a foo &&
test_cmp_rev refs/remotes/repo_a/foo refs/heads/foo
)
'
test_expect_success 'git worktree add with worktree.guessRemote sets up tracking' '
test_when_finished rm -rf repo_a repo_b foo &&
setup_remote_repo repo_a repo_b &&
(
cd repo_b &&
git config worktree.guessRemote true &&
git worktree add ../foo
) &&
(
cd foo &&
test_branch_upstream foo repo_a foo &&
test_cmp_rev refs/remotes/repo_a/foo refs/heads/foo
)
'
test_expect_success 'git worktree --no-guess-remote option overrides config' '
test_when_finished rm -rf repo_a repo_b foo &&
setup_remote_repo repo_a repo_b &&
(
cd repo_b &&
git config worktree.guessRemote true &&
git worktree add --no-guess-remote ../foo
) &&
(
cd foo &&
test_must_fail git config "branch.foo.remote" &&
test_must_fail git config "branch.foo.merge" &&
! test_cmp_rev refs/remotes/repo_a/foo refs/heads/foo
)
'
post_checkout_hook () {
gitdir=${1:-.git}
test_when_finished "rm -f $gitdir/hooks/post-checkout" &&
mkdir -p $gitdir/hooks &&
write_script $gitdir/hooks/post-checkout <<-\EOF
{
echo $*
git rev-parse --git-dir --show-toplevel
} >hook.actual
EOF
}
test_expect_success '"add" invokes post-checkout hook (branch)' '
post_checkout_hook &&
{
echo $ZERO_OID $(git rev-parse HEAD) 1 &&
echo $(pwd)/.git/worktrees/gumby &&
echo $(pwd)/gumby
} >hook.expect &&
git worktree add gumby &&
test_cmp hook.expect gumby/hook.actual
'
test_expect_success '"add" invokes post-checkout hook (detached)' '
post_checkout_hook &&
{
echo $ZERO_OID $(git rev-parse HEAD) 1 &&
echo $(pwd)/.git/worktrees/grumpy &&
echo $(pwd)/grumpy
} >hook.expect &&
git worktree add --detach grumpy &&
test_cmp hook.expect grumpy/hook.actual
'
test_expect_success '"add --no-checkout" suppresses post-checkout hook' '
post_checkout_hook &&
rm -f hook.actual &&
git worktree add --no-checkout gloopy &&
test_path_is_missing gloopy/hook.actual
'
test_expect_success '"add" in other worktree invokes post-checkout hook' '
post_checkout_hook &&
{
echo $ZERO_OID $(git rev-parse HEAD) 1 &&
echo $(pwd)/.git/worktrees/guppy &&
echo $(pwd)/guppy
} >hook.expect &&
git -C gloopy worktree add --detach ../guppy &&
test_cmp hook.expect guppy/hook.actual
'
test_expect_success '"add" in bare repo invokes post-checkout hook' '
rm -rf bare &&
git clone --bare . bare &&
{
echo $ZERO_OID $(git --git-dir=bare rev-parse HEAD) 1 &&
echo $(pwd)/bare/worktrees/goozy &&
echo $(pwd)/goozy
} >hook.expect &&
post_checkout_hook bare &&
git -C bare worktree add --detach ../goozy &&
test_cmp hook.expect goozy/hook.actual
'
test_done