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 'local clone from linked checkout' '
git clone --local here here-clone &&
( cd here-clone && git fsck )
'
+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_done