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-rwxr-xr-xt/t2400-worktree-add.sh1185
1 files changed, 1185 insertions, 0 deletions
diff --git a/t/t2400-worktree-add.sh b/t/t2400-worktree-add.sh
new file mode 100755
index 0000000..df4aff7
--- /dev/null
+++ b/t/t2400-worktree-add.sh
@@ -0,0 +1,1185 @@
+#!/bin/sh
+
+test_description='test git worktree add'
+
+GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
+export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
+
+TEST_CREATE_REPO_NO_TEMPLATE=1
+. ./test-lib.sh
+
+. "$TEST_DIRECTORY"/lib-rebase.sh
+
+test_expect_success 'setup' '
+ test_commit init
+'
+
+test_expect_success '"add" an existing worktree' '
+ mkdir -p existing/subtree &&
+ test_must_fail git worktree add --detach existing main
+'
+
+test_expect_success '"add" an existing empty worktree' '
+ mkdir existing_empty &&
+ git worktree add --detach existing_empty main
+'
+
+test_expect_success '"add" using shorthand - fails when no previous branch' '
+ test_must_fail git worktree add existing_short -
+'
+
+test_expect_success '"add" using - shorthand' '
+ git checkout -b newbranch &&
+ echo hello >myworld &&
+ git add myworld &&
+ git commit -m myworld &&
+ git checkout main &&
+ git worktree add short-hand - &&
+ echo refs/heads/newbranch >expect &&
+ git -C short-hand rev-parse --symbolic-full-name HEAD >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success '"add" refuses to checkout locked branch' '
+ test_must_fail git worktree add zere main &&
+ ! test -d zere &&
+ ! test -d .git/worktrees/zere
+'
+
+test_expect_success 'checking out paths not complaining about linked checkouts' '
+ (
+ cd existing_empty &&
+ echo dirty >>init.t &&
+ git checkout main -- init.t
+ )
+'
+
+test_expect_success '"add" worktree' '
+ git rev-parse HEAD >expect &&
+ git worktree add --detach here main &&
+ (
+ cd here &&
+ test_cmp ../init.t init.t &&
+ test_must_fail git symbolic-ref HEAD &&
+ git rev-parse HEAD >actual &&
+ test_cmp ../expect actual &&
+ git fsck
+ )
+'
+
+test_expect_success '"add" worktree with lock' '
+ git worktree add --detach --lock here-with-lock main &&
+ test_when_finished "git worktree unlock here-with-lock || :" &&
+ test -f .git/worktrees/here-with-lock/locked
+'
+
+test_expect_success '"add" worktree with lock and reason' '
+ lock_reason="why not" &&
+ git worktree add --detach --lock --reason "$lock_reason" here-with-lock-reason main &&
+ test_when_finished "git worktree unlock here-with-lock-reason || :" &&
+ test -f .git/worktrees/here-with-lock-reason/locked &&
+ echo "$lock_reason" >expect &&
+ test_cmp expect .git/worktrees/here-with-lock-reason/locked
+'
+
+test_expect_success '"add" worktree with reason but no lock' '
+ test_must_fail git worktree add --detach --reason "why not" here-with-reason-only main &&
+ test_path_is_missing .git/worktrees/here-with-reason-only/locked
+'
+
+test_expect_success '"add" worktree from a subdir' '
+ (
+ mkdir sub &&
+ cd sub &&
+ git worktree add --detach here main &&
+ cd here &&
+ test_cmp ../../init.t init.t
+ )
+'
+
+test_expect_success '"add" from a linked checkout' '
+ (
+ cd here &&
+ git worktree add --detach nested-here main &&
+ cd nested-here &&
+ git fsck
+ )
+'
+
+test_expect_success '"add" worktree creating new branch' '
+ git worktree add -b newmain there main &&
+ (
+ cd there &&
+ test_cmp ../init.t init.t &&
+ git symbolic-ref HEAD >actual &&
+ echo refs/heads/newmain >expect &&
+ test_cmp expect actual &&
+ git fsck
+ )
+'
+
+test_expect_success 'die the same branch is already checked out' '
+ (
+ cd here &&
+ test_must_fail git checkout newmain 2>actual &&
+ grep "already used by worktree at" actual
+ )
+'
+
+test_expect_success SYMLINKS 'die the same branch is already checked out (symlink)' '
+ head=$(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 newmain
+'
+
+test_expect_success 'not die the same branch is already checked out' '
+ (
+ cd here &&
+ git worktree add --force anothernewmain newmain
+ )
+'
+
+test_expect_success 'not die on re-checking out current branch' '
+ (
+ cd there &&
+ git checkout newmain
+ )
+'
+
+test_expect_success '"add" from a bare repo' '
+ (
+ git clone --bare . bare &&
+ cd bare &&
+ git worktree add -b bare-main ../there2 main
+ )
+'
+
+test_expect_success 'checkout from a bare repo without "add"' '
+ (
+ cd bare &&
+ test_must_fail git checkout main
+ )
+'
+
+test_expect_success '"add" default branch of a bare repo' '
+ (
+ git clone --bare . bare2 &&
+ cd bare2 &&
+ git worktree add ../there3 main &&
+ cd ../there3 &&
+ # Simple check that a Git command does not
+ # immediately fail with the current setup
+ git status
+ ) &&
+ cat >expect <<-EOF &&
+ init.t
+ EOF
+ ls there3 >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success '"add" to bare repo with worktree config' '
+ (
+ git clone --bare . bare3 &&
+ cd bare3 &&
+ git config extensions.worktreeconfig true &&
+
+ # Add config values that are erroneous to have in
+ # a config.worktree file outside of the main
+ # working tree, to check that Git filters them out
+ # when copying config during "git worktree add".
+ git config --worktree core.bare true &&
+ git config --worktree core.worktree "$(pwd)" &&
+
+ # We want to check that bogus.key is copied
+ git config --worktree bogus.key value &&
+ git config --unset core.bare &&
+ git worktree add ../there4 main &&
+ cd ../there4 &&
+
+ # Simple check that a Git command does not
+ # immediately fail with the current setup
+ git status &&
+ git worktree add --detach ../there5 &&
+ cd ../there5 &&
+ git status
+ ) &&
+
+ # the worktree has the arbitrary value copied.
+ test_cmp_config -C there4 value bogus.key &&
+ test_cmp_config -C there5 value bogus.key &&
+
+ # however, core.bare and core.worktree were removed.
+ test_must_fail git -C there4 config core.bare &&
+ test_must_fail git -C there4 config core.worktree &&
+
+ cat >expect <<-EOF &&
+ init.t
+ EOF
+
+ ls there4 >actual &&
+ test_cmp expect actual &&
+ ls there5 >actual &&
+ test_cmp expect actual
+'
+
+test_expect_success 'checkout with grafts' '
+ test_when_finished rm .git/info/grafts &&
+ test_commit abc &&
+ SHA1=$(git rev-parse HEAD) &&
+ test_commit def &&
+ test_commit xyz &&
+ mkdir .git/info &&
+ echo "$(git rev-parse HEAD) $SHA1" >.git/info/grafts &&
+ cat >expected <<-\EOF &&
+ xyz
+ abc
+ EOF
+ git log --format=%s -2 >actual &&
+ test_cmp expected actual &&
+ git worktree add --detach grafted main &&
+ git --git-dir=grafted/.git log --format=%s -2 >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success '"add" from relative HEAD' '
+ test_commit a &&
+ test_commit b &&
+ test_commit c &&
+ git rev-parse HEAD~1 >expected &&
+ git worktree add relhead HEAD~1 &&
+ git -C relhead rev-parse HEAD >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success '"add -b" with <branch> omitted' '
+ git worktree add -b burble flornk &&
+ test_cmp_rev HEAD burble
+'
+
+test_expect_success '"add --detach" with <branch> omitted' '
+ git worktree add --detach fishhook &&
+ git rev-parse HEAD >expected &&
+ git -C fishhook rev-parse HEAD >actual &&
+ test_cmp expected actual &&
+ test_must_fail git -C fishhook symbolic-ref HEAD
+'
+
+test_expect_success '"add" with <branch> omitted' '
+ git worktree add wiffle/bat &&
+ test_cmp_rev HEAD bat
+'
+
+test_expect_success '"add" checks out existing branch of dwimd name' '
+ git branch dwim HEAD~1 &&
+ git worktree add dwim &&
+ test_cmp_rev HEAD~1 dwim &&
+ (
+ cd dwim &&
+ test_cmp_rev HEAD dwim
+ )
+'
+
+test_expect_success '"add <path>" dwim fails with checked out branch' '
+ git checkout -b test-branch &&
+ test_must_fail git worktree add test-branch &&
+ test_path_is_missing test-branch
+'
+
+test_expect_success '"add --force" with existing dwimd name doesnt die' '
+ git checkout test-branch &&
+ git worktree add --force test-branch
+'
+
+test_expect_success '"add" no auto-vivify with --detach and <branch> omitted' '
+ git worktree add --detach mish/mash &&
+ test_must_fail git rev-parse mash -- &&
+ test_must_fail git -C mish/mash symbolic-ref HEAD
+'
+
+# Helper function to test mutually exclusive options.
+#
+# Note: Quoted arguments containing spaces are not supported.
+test_wt_add_excl () {
+ local opts="$*" &&
+ test_expect_success "'worktree add' with '$opts' has mutually exclusive options" '
+ test_must_fail git worktree add $opts 2>actual &&
+ grep -E "fatal:( options)? .* cannot be used together" actual
+ '
+}
+
+test_wt_add_excl -b poodle -B poodle bamboo main
+test_wt_add_excl -b poodle --detach bamboo main
+test_wt_add_excl -B poodle --detach bamboo main
+test_wt_add_excl --orphan --detach bamboo
+test_wt_add_excl --orphan --no-checkout bamboo
+test_wt_add_excl --orphan bamboo main
+test_wt_add_excl --orphan -b bamboo wtdir/ main
+
+test_expect_success '"add -B" fails if the branch is checked out' '
+ git rev-parse newmain >before &&
+ test_must_fail git worktree add -B newmain bamboo main &&
+ git rev-parse newmain >after &&
+ test_cmp before after
+'
+
+test_expect_success 'add -B' '
+ git worktree add -B poodle bamboo2 main^ &&
+ git -C bamboo2 symbolic-ref HEAD >actual &&
+ echo refs/heads/poodle >expected &&
+ test_cmp expected actual &&
+ test_cmp_rev main^ poodle
+'
+
+test_expect_success 'add --quiet' '
+ test_when_finished "git worktree remove -f -f another-worktree" &&
+ git worktree add --quiet another-worktree main 2>actual &&
+ test_must_be_empty actual
+'
+
+test_expect_success 'add --quiet -b' '
+ test_when_finished "git branch -D quietnewbranch" &&
+ test_when_finished "git worktree remove -f -f another-worktree" &&
+ git worktree add --quiet -b quietnewbranch another-worktree 2>actual &&
+ test_must_be_empty actual
+'
+
+test_expect_success '"add --orphan"' '
+ test_when_finished "git worktree remove -f -f orphandir" &&
+ git worktree add --orphan -b neworphan orphandir &&
+ echo refs/heads/neworphan >expected &&
+ git -C orphandir symbolic-ref HEAD >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success '"add --orphan (no -b)"' '
+ test_when_finished "git worktree remove -f -f neworphan" &&
+ git worktree add --orphan neworphan &&
+ echo refs/heads/neworphan >expected &&
+ git -C neworphan symbolic-ref HEAD >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success '"add --orphan --quiet"' '
+ test_when_finished "git worktree remove -f -f orphandir" &&
+ git worktree add --quiet --orphan -b neworphan orphandir 2>log.actual &&
+ test_must_be_empty log.actual &&
+ echo refs/heads/neworphan >expected &&
+ git -C orphandir symbolic-ref HEAD >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success '"add --orphan" fails if the branch already exists' '
+ test_when_finished "git branch -D existingbranch" &&
+ git worktree add -b existingbranch orphandir main &&
+ git worktree remove orphandir &&
+ test_must_fail git worktree add --orphan -b existingbranch orphandir
+'
+
+test_expect_success '"add --orphan" with empty repository' '
+ test_when_finished "rm -rf empty_repo" &&
+ echo refs/heads/newbranch >expected &&
+ GIT_DIR="empty_repo" git init --bare &&
+ git -C empty_repo worktree add --orphan -b newbranch worktreedir &&
+ git -C empty_repo/worktreedir symbolic-ref HEAD >actual &&
+ test_cmp expected actual
+'
+
+test_expect_success '"add" worktree with orphan branch and lock' '
+ git worktree add --lock --orphan -b orphanbr orphan-with-lock &&
+ test_when_finished "git worktree unlock orphan-with-lock || :" &&
+ test -f .git/worktrees/orphan-with-lock/locked
+'
+
+test_expect_success '"add" worktree with orphan branch, lock, and reason' '
+ lock_reason="why not" &&
+ git worktree add --detach --lock --reason "$lock_reason" orphan-with-lock-reason main &&
+ test_when_finished "git worktree unlock orphan-with-lock-reason || :" &&
+ test -f .git/worktrees/orphan-with-lock-reason/locked &&
+ echo "$lock_reason" >expect &&
+ test_cmp expect .git/worktrees/orphan-with-lock-reason/locked
+'
+
+# Note: Quoted arguments containing spaces are not supported.
+test_wt_add_orphan_hint () {
+ local context="$1" &&
+ local use_branch=$2 &&
+ shift 2 &&
+ local opts="$*" &&
+ test_expect_success "'worktree add' show orphan hint in bad/orphan HEAD w/ $context" '
+ test_when_finished "rm -rf repo" &&
+ git init repo &&
+ (cd repo && test_commit commit) &&
+ git -C repo switch --orphan noref &&
+ test_must_fail git -C repo worktree add $opts foobar/ 2>actual &&
+ ! grep "error: unknown switch" actual &&
+ grep "hint: If you meant to create a worktree containing a new orphan branch" actual &&
+ if [ $use_branch -eq 1 ]
+ then
+ grep -E "^hint: +git worktree add --orphan -b [^ ]+ [^ ]+$" actual
+ else
+ grep -E "^hint: +git worktree add --orphan [^ ]+$" actual
+ fi
+
+ '
+}
+
+test_wt_add_orphan_hint 'no opts' 0
+test_wt_add_orphan_hint '-b' 1 -b foobar_branch
+test_wt_add_orphan_hint '-B' 1 -B foobar_branch
+
+test_expect_success "'worktree add' doesn't show orphan hint in bad/orphan HEAD w/ --quiet" '
+ test_when_finished "rm -rf repo" &&
+ git init repo &&
+ (cd repo && test_commit commit) &&
+ test_must_fail git -C repo worktree add --quiet foobar_branch foobar/ 2>actual &&
+ ! grep "error: unknown switch" actual &&
+ ! grep "hint: If you meant to create a worktree containing a new orphan branch" 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 main &&
+ test_branch_upstream track . main
+'
+
+# setup remote repository $1 and repository $2 with $1 set up as
+# remote. The remote has two branches, main and foo.
+setup_remote_repo () {
+ git init $1 &&
+ (
+ cd $1 &&
+ test_commit $1_main &&
+ git checkout -b foo &&
+ test_commit upstream_foo
+ ) &&
+ git init $2 &&
+ (
+ cd $2 &&
+ test_commit $2_main &&
+ git remote add $1 ../$1 &&
+ git config remote.$1.fetch \
+ "refs/heads/*:refs/remotes/$1/*" &&
+ git fetch --all
+ )
+}
+
+test_expect_success '"add" <path> <remote/branch> w/ no HEAD' '
+ test_when_finished rm -rf repo_upstream repo_local foo &&
+ setup_remote_repo repo_upstream repo_local &&
+ git -C repo_local config --bool core.bare true &&
+ git -C repo_local branch -D main &&
+ git -C repo_local worktree add ./foo repo_upstream/foo
+'
+
+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 --guess-remote sets up tracking (quiet)' '
+ test_when_finished rm -rf repo_a repo_b foo &&
+ setup_remote_repo repo_a repo_b &&
+ (
+ cd repo_b &&
+ git worktree add --quiet --guess-remote ../foo 2>actual &&
+ test_must_be_empty actual
+ ) &&
+ (
+ 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 (quiet)' '
+ test_when_finished rm -rf repo_a repo_b foo &&
+ setup_remote_repo repo_a repo_b &&
+ (
+ cd repo_b &&
+ git worktree add --quiet --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
+ )
+'
+
+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
+ )
+'
+
+test_dwim_orphan () {
+ local info_text="No possible source branch, inferring '--orphan'" &&
+ local fetch_error_text="fatal: No local or remote refs exist despite at least one remote" &&
+ local orphan_hint="hint: If you meant to create a worktree containing a new orphan branch" &&
+ local invalid_ref_regex="^fatal: invalid reference: " &&
+ local bad_combo_regex="^fatal: '[-a-z]*' and '[-a-z]*' cannot be used together" &&
+
+ local git_ns="repo" &&
+ local dashc_args="-C $git_ns" &&
+ local use_cd=0 &&
+
+ local bad_head=0 &&
+ local empty_repo=1 &&
+ local local_ref=0 &&
+ local use_quiet=0 &&
+ local remote=0 &&
+ local remote_ref=0 &&
+ local use_detach=0 &&
+ local use_new_branch=0 &&
+
+ local outcome="$1" &&
+ local outcome_text &&
+ local success &&
+ shift &&
+ local args="" &&
+ local context="" &&
+ case "$outcome" in
+ "infer")
+ success=1 &&
+ outcome_text='"add" DWIM infer --orphan'
+ ;;
+ "no_infer")
+ success=1 &&
+ outcome_text='"add" DWIM doesnt infer --orphan'
+ ;;
+ "fetch_error")
+ success=0 &&
+ outcome_text='"add" error need fetch'
+ ;;
+ "fatal_orphan_bad_combo")
+ success=0 &&
+ outcome_text='"add" error inferred "--orphan" gives illegal opts combo'
+ ;;
+ "warn_bad_head")
+ success=0 &&
+ outcome_text='"add" error, warn on bad HEAD, hint use orphan'
+ ;;
+ *)
+ echo "test_dwim_orphan(): invalid outcome: '$outcome'" >&2 &&
+ return 1
+ ;;
+ esac &&
+ while [ $# -gt 0 ]
+ do
+ case "$1" in
+ # How and from where to create the worktree
+ "-C_repo")
+ use_cd=0 &&
+ git_ns="repo" &&
+ dashc_args="-C $git_ns" &&
+ context="$context, 'git -C repo'"
+ ;;
+ "-C_wt")
+ use_cd=0 &&
+ git_ns="wt" &&
+ dashc_args="-C $git_ns" &&
+ context="$context, 'git -C wt'"
+ ;;
+ "cd_repo")
+ use_cd=1 &&
+ git_ns="repo" &&
+ dashc_args="" &&
+ context="$context, 'cd repo && git'"
+ ;;
+ "cd_wt")
+ use_cd=1 &&
+ git_ns="wt" &&
+ dashc_args="" &&
+ context="$context, 'cd wt && git'"
+ ;;
+
+ # Bypass the "pull first" warning
+ "force")
+ args="$args --force" &&
+ context="$context, --force"
+ ;;
+
+ # Try to use remote refs when DWIM
+ "guess_remote")
+ args="$args --guess-remote" &&
+ context="$context, --guess-remote"
+ ;;
+ "no_guess_remote")
+ args="$args --no-guess-remote" &&
+ context="$context, --no-guess-remote"
+ ;;
+
+ # Whether there is at least one local branch present
+ "local_ref")
+ empty_repo=0 &&
+ local_ref=1 &&
+ context="$context, >=1 local branches"
+ ;;
+ "no_local_ref")
+ empty_repo=0 &&
+ context="$context, 0 local branches"
+ ;;
+
+ # Whether the HEAD points at a valid ref (skip this opt when no refs)
+ "good_head")
+ # requires: local_ref
+ context="$context, valid HEAD"
+ ;;
+ "bad_head")
+ bad_head=1 &&
+ context="$context, invalid (or orphan) HEAD"
+ ;;
+
+ # Whether the code path is tested with the base add command, -b, or --detach
+ "no_-b")
+ use_new_branch=0 &&
+ context="$context, no --branch"
+ ;;
+ "-b")
+ use_new_branch=1 &&
+ context="$context, --branch"
+ ;;
+ "detach")
+ use_detach=1 &&
+ context="$context, --detach"
+ ;;
+
+ # Whether to check that all output is suppressed (except errors)
+ # or that the output is as expected
+ "quiet")
+ use_quiet=1 &&
+ args="$args --quiet" &&
+ context="$context, --quiet"
+ ;;
+ "no_quiet")
+ use_quiet=0 &&
+ context="$context, no --quiet (expect output)"
+ ;;
+
+ # Whether there is at least one remote attached to the repo
+ "remote")
+ empty_repo=0 &&
+ remote=1 &&
+ context="$context, >=1 remotes"
+ ;;
+ "no_remote")
+ empty_repo=0 &&
+ remote=0 &&
+ context="$context, 0 remotes"
+ ;;
+
+ # Whether there is at least one valid remote ref
+ "remote_ref")
+ # requires: remote
+ empty_repo=0 &&
+ remote_ref=1 &&
+ context="$context, >=1 fetched remote branches"
+ ;;
+ "no_remote_ref")
+ empty_repo=0 &&
+ remote_ref=0 &&
+ context="$context, 0 fetched remote branches"
+ ;;
+
+ # Options or flags that become illegal when --orphan is inferred
+ "no_checkout")
+ args="$args --no-checkout" &&
+ context="$context, --no-checkout"
+ ;;
+ "track")
+ args="$args --track" &&
+ context="$context, --track"
+ ;;
+
+ # All other options are illegal
+ *)
+ echo "test_dwim_orphan(): invalid arg: '$1'" >&2 &&
+ return 1
+ ;;
+ esac &&
+ shift
+ done &&
+ context="${context#', '}" &&
+ if [ $use_new_branch -eq 1 ]
+ then
+ args="$args -b foo"
+ elif [ $use_detach -eq 1 ]
+ then
+ args="$args --detach"
+ else
+ context="DWIM (no --branch), $context"
+ fi &&
+ if [ $empty_repo -eq 1 ]
+ then
+ context="empty repo, $context"
+ fi &&
+ args="$args ../foo" &&
+ context="${context%', '}" &&
+ test_expect_success "$outcome_text w/ $context" '
+ test_when_finished "rm -rf repo" &&
+ git init repo &&
+ if [ $local_ref -eq 1 ] && [ "$git_ns" = "repo" ]
+ then
+ (cd repo && test_commit commit) &&
+ if [ $bad_head -eq 1 ]
+ then
+ git -C repo symbolic-ref HEAD refs/heads/badbranch
+ fi
+ elif [ $local_ref -eq 1 ] && [ "$git_ns" = "wt" ]
+ then
+ test_when_finished "git -C repo worktree remove -f ../wt" &&
+ git -C repo worktree add --orphan -b main ../wt &&
+ (cd wt && test_commit commit) &&
+ if [ $bad_head -eq 1 ]
+ then
+ git -C wt symbolic-ref HEAD refs/heads/badbranch
+ fi
+ elif [ $local_ref -eq 0 ] && [ "$git_ns" = "wt" ]
+ then
+ test_when_finished "git -C repo worktree remove -f ../wt" &&
+ git -C repo worktree add --orphan -b orphanbranch ../wt
+ fi &&
+
+ if [ $remote -eq 1 ]
+ then
+ test_when_finished "rm -rf upstream" &&
+ git init upstream &&
+ (cd upstream && test_commit commit) &&
+ git -C upstream switch -c foo &&
+ git -C repo remote add upstream ../upstream
+ fi &&
+
+ if [ $remote_ref -eq 1 ]
+ then
+ git -C repo fetch
+ fi &&
+ if [ $success -eq 1 ]
+ then
+ test_when_finished git -C repo worktree remove ../foo
+ fi &&
+ (
+ if [ $use_cd -eq 1 ]
+ then
+ cd $git_ns
+ fi &&
+ if [ "$outcome" = "infer" ]
+ then
+ git $dashc_args worktree add $args 2>actual &&
+ if [ $use_quiet -eq 1 ]
+ then
+ test_must_be_empty actual
+ else
+ grep "$info_text" actual
+ fi
+ elif [ "$outcome" = "no_infer" ]
+ then
+ git $dashc_args worktree add $args 2>actual &&
+ if [ $use_quiet -eq 1 ]
+ then
+ test_must_be_empty actual
+ else
+ ! grep "$info_text" actual
+ fi
+ elif [ "$outcome" = "fetch_error" ]
+ then
+ test_must_fail git $dashc_args worktree add $args 2>actual &&
+ grep "$fetch_error_text" actual
+ elif [ "$outcome" = "fatal_orphan_bad_combo" ]
+ then
+ test_must_fail git $dashc_args worktree add $args 2>actual &&
+ if [ $use_quiet -eq 1 ]
+ then
+ ! grep "$info_text" actual
+ else
+ grep "$info_text" actual
+ fi &&
+ grep "$bad_combo_regex" actual
+ elif [ "$outcome" = "warn_bad_head" ]
+ then
+ test_must_fail git $dashc_args worktree add $args 2>actual &&
+ if [ $use_quiet -eq 1 ]
+ then
+ grep "$invalid_ref_regex" actual &&
+ ! grep "$orphan_hint" actual
+ else
+ headpath=$(git $dashc_args rev-parse --path-format=absolute --git-path HEAD) &&
+ headcontents=$(cat "$headpath") &&
+ grep "HEAD points to an invalid (or orphaned) reference" actual &&
+ grep "HEAD path: .$headpath." actual &&
+ grep "HEAD contents: .$headcontents." actual &&
+ grep "$orphan_hint" actual &&
+ ! grep "$info_text" actual
+ fi &&
+ grep "$invalid_ref_regex" actual
+ else
+ # Unreachable
+ false
+ fi
+ ) &&
+ if [ $success -ne 1 ]
+ then
+ test_path_is_missing foo
+ fi
+ '
+}
+
+for quiet_mode in "no_quiet" "quiet"
+do
+ for changedir_type in "cd_repo" "cd_wt" "-C_repo" "-C_wt"
+ do
+ dwim_test_args="$quiet_mode $changedir_type"
+ test_dwim_orphan 'infer' $dwim_test_args no_-b
+ test_dwim_orphan 'no_infer' $dwim_test_args no_-b local_ref good_head
+ test_dwim_orphan 'infer' $dwim_test_args no_-b no_local_ref no_remote no_remote_ref no_guess_remote
+ test_dwim_orphan 'infer' $dwim_test_args no_-b no_local_ref remote no_remote_ref no_guess_remote
+ test_dwim_orphan 'fetch_error' $dwim_test_args no_-b no_local_ref remote no_remote_ref guess_remote
+ test_dwim_orphan 'infer' $dwim_test_args no_-b no_local_ref remote no_remote_ref guess_remote force
+ test_dwim_orphan 'no_infer' $dwim_test_args no_-b no_local_ref remote remote_ref guess_remote
+
+ test_dwim_orphan 'infer' $dwim_test_args -b
+ test_dwim_orphan 'no_infer' $dwim_test_args -b local_ref good_head
+ test_dwim_orphan 'infer' $dwim_test_args -b no_local_ref no_remote no_remote_ref no_guess_remote
+ test_dwim_orphan 'infer' $dwim_test_args -b no_local_ref remote no_remote_ref no_guess_remote
+ test_dwim_orphan 'infer' $dwim_test_args -b no_local_ref remote no_remote_ref guess_remote
+ test_dwim_orphan 'infer' $dwim_test_args -b no_local_ref remote remote_ref guess_remote
+
+ test_dwim_orphan 'warn_bad_head' $dwim_test_args no_-b local_ref bad_head
+ test_dwim_orphan 'warn_bad_head' $dwim_test_args -b local_ref bad_head
+ test_dwim_orphan 'warn_bad_head' $dwim_test_args detach local_ref bad_head
+ done
+
+ test_dwim_orphan 'fatal_orphan_bad_combo' $quiet_mode no_-b no_checkout
+ test_dwim_orphan 'fatal_orphan_bad_combo' $quiet_mode no_-b track
+ test_dwim_orphan 'fatal_orphan_bad_combo' $quiet_mode -b no_checkout
+ test_dwim_orphan 'fatal_orphan_bad_combo' $quiet_mode -b track
+done
+
+post_checkout_hook () {
+ test_when_finished "rm -rf .git/hooks" &&
+ mkdir .git/hooks &&
+ test_hook -C "$1" 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_expect_success '"add" an existing but missing worktree' '
+ git worktree add --detach pneu &&
+ test_must_fail git worktree add --detach pneu &&
+ rm -fr pneu &&
+ test_must_fail git worktree add --detach pneu &&
+ git worktree add --force --detach pneu
+'
+
+test_expect_success '"add" an existing locked but missing worktree' '
+ git worktree add --detach gnoo &&
+ git worktree lock gnoo &&
+ test_when_finished "git worktree unlock gnoo || :" &&
+ rm -fr gnoo &&
+ test_must_fail git worktree add --detach gnoo &&
+ test_must_fail git worktree add --force --detach gnoo &&
+ git worktree add --force --force --detach gnoo
+'
+
+test_expect_success '"add" not tripped up by magic worktree matching"' '
+ # if worktree "sub1/bar" exists, "git worktree add bar" in distinct
+ # directory `sub2` should not mistakenly complain that `bar` is an
+ # already-registered worktree
+ mkdir sub1 sub2 &&
+ git -C sub1 --git-dir=../.git worktree add --detach bozo &&
+ git -C sub2 --git-dir=../.git worktree add --detach bozo
+'
+
+test_expect_success FUNNYNAMES 'sanitize generated worktree name' '
+ git worktree add --detach ". weird*..?.lock.lock" &&
+ test -d .git/worktrees/---weird-.-
+'
+
+test_expect_success '"add" should not fail because of another bad worktree' '
+ git init add-fail &&
+ (
+ cd add-fail &&
+ test_commit first &&
+ mkdir sub &&
+ git worktree add sub/to-be-deleted &&
+ rm -rf sub &&
+ git worktree add second
+ )
+'
+
+test_expect_success '"add" with uninitialized submodule, with submodule.recurse unset' '
+ test_config_global protocol.file.allow always &&
+ test_create_repo submodule &&
+ test_commit -C submodule first &&
+ test_create_repo project &&
+ git -C project submodule add ../submodule &&
+ git -C project add submodule &&
+ test_tick &&
+ git -C project commit -m add_sub &&
+ git clone project project-clone &&
+ git -C project-clone worktree add ../project-2
+'
+test_expect_success '"add" with uninitialized submodule, with submodule.recurse set' '
+ git -C project-clone -c submodule.recurse worktree add ../project-3
+'
+
+test_expect_success '"add" with initialized submodule, with submodule.recurse unset' '
+ test_config_global protocol.file.allow always &&
+ git -C project-clone submodule update --init &&
+ git -C project-clone worktree add ../project-4
+'
+
+test_expect_success '"add" with initialized submodule, with submodule.recurse set' '
+ git -C project-clone -c submodule.recurse worktree add ../project-5
+'
+
+test_done