#!/bin/sh
test_description='switch basic functionality'
GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
TEST_PASSES_SANITIZE_LEAK=true
. ./test-lib.sh
test_expect_success 'setup' '
test_commit first &&
git branch first-branch &&
test_commit second &&
test_commit third &&
git remote add origin nohost:/nopath &&
git update-ref refs/remotes/origin/foo first-branch
'
test_expect_success 'switch branch no arguments' '
test_must_fail git switch
'
test_expect_success 'switch branch' '
git switch first-branch &&
test_path_is_missing second.t
'
test_expect_success 'switch and detach' '
test_when_finished git switch main &&
test_must_fail git switch main^{commit} &&
git switch --detach main^{commit} &&
test_must_fail git symbolic-ref HEAD
'
test_expect_success 'suggestion to detach' '
test_must_fail git switch main^{commit} 2>stderr &&
grep "try again with the --detach option" stderr
'
test_expect_success 'suggestion to detach is suppressed with advice.suggestDetachingHead=false' '
test_config advice.suggestDetachingHead false &&
test_must_fail git switch main^{commit} 2>stderr &&
! grep "try again with the --detach option" stderr
'
test_expect_success 'switch and detach current branch' '
test_when_finished git switch main &&
git switch main &&
git switch --detach &&
test_must_fail git symbolic-ref HEAD
'
test_expect_success 'switch and create branch' '
test_when_finished git switch main &&
git switch -c temp main^ &&
test_cmp_rev main^ refs/heads/temp &&
echo refs/heads/temp >expected-branch &&
git symbolic-ref HEAD >actual-branch &&
test_cmp expected-branch actual-branch
'
test_expect_success 'force create branch from HEAD' '
test_when_finished git switch main &&
git switch --detach main &&
test_must_fail git switch -c temp &&
git switch -C temp &&
test_cmp_rev main refs/heads/temp &&
echo refs/heads/temp >expected-branch &&
git symbolic-ref HEAD >actual-branch &&
test_cmp expected-branch actual-branch
'
test_expect_success 'new orphan branch from empty' '
test_when_finished git switch main &&
test_must_fail git switch --orphan new-orphan HEAD &&
git switch --orphan new-orphan &&
test_commit orphan &&
git cat-file commit refs/heads/new-orphan >commit &&
! grep ^parent commit &&
git ls-files >tracked-files &&
echo orphan.t >expected &&
test_cmp expected tracked-files
'
test_expect_success 'orphan branch works with --discard-changes' '
test_when_finished git switch main &&
echo foo >foo.txt &&
git switch --discard-changes --orphan new-orphan2 &&
git ls-files >tracked-files &&
test_must_be_empty tracked-files
'
test_expect_success 'switching ignores file of same branch name' '
test_when_finished git switch main &&
: >first-branch &&
git switch first-branch &&
echo refs/heads/first-branch >expected &&
git symbolic-ref HEAD >actual &&
test_cmp expected actual
'
test_expect_success 'guess and create branch' '
test_when_finished git switch main &&
test_must_fail git switch --no-guess foo &&
test_config checkout.guess false &&
test_must_fail git switch foo &&
test_config checkout.guess true &&
git switch foo &&
echo refs/heads/foo >expected &&
git symbolic-ref HEAD >actual &&
test_cmp expected actual
'
test_expect_success 'not switching when something is in progress' '
test_when_finished rm -f .git/MERGE_HEAD &&
# fake a merge-in-progress
cp .git/HEAD .git/MERGE_HEAD &&
test_must_fail git switch -d @^
'
test_expect_success 'tracking info copied with autoSetupMerge=inherit' '
# default config does not copy tracking info
git switch -c foo-no-inherit foo &&
test_cmp_config "" --default "" branch.foo-no-inherit.remote &&
test_cmp_config "" --default "" branch.foo-no-inherit.merge &&
# with --track=inherit, we copy tracking info from foo
git switch --track=inherit -c foo2 foo &&
test_cmp_config origin branch.foo2.remote &&
test_cmp_config refs/heads/foo branch.foo2.merge &&
# with autoSetupMerge=inherit, we do the same
test_config branch.autoSetupMerge inherit &&
git switch -c foo3 foo &&
test_cmp_config origin branch.foo3.remote &&
test_cmp_config refs/heads/foo branch.foo3.merge &&
# with --track, we override autoSetupMerge
git switch --track -c foo4 foo &&
test_cmp_config . branch.foo4.remote &&
test_cmp_config refs/heads/foo branch.foo4.merge &&
# and --track=direct does as well
git switch --track=direct -c foo5 foo &&
test_cmp_config . branch.foo5.remote &&
test_cmp_config refs/heads/foo branch.foo5.merge &&
# no tracking info to inherit from main
git switch -c main2 main &&
test_cmp_config "" --default "" branch.main2.remote &&
test_cmp_config "" --default "" branch.main2.merge
'
test_expect_success 'switch back when temporarily detached and checked out elsewhere ' '
test_when_finished "
git worktree remove wt1 ||:
git worktree remove wt2 ||:
git checkout - ||:
git branch -D shared ||:
" &&
git checkout -b shared &&
test_commit shared-first &&
HASH1=$(git rev-parse --verify HEAD) &&
test_commit shared-second &&
test_commit shared-third &&
HASH2=$(git rev-parse --verify HEAD) &&
git worktree add wt1 -f shared &&
git -C wt1 bisect start &&
git -C wt1 bisect good $HASH1 &&
git -C wt1 bisect bad $HASH2 &&
git worktree add wt2 -f shared &&
git -C wt2 bisect start &&
git -C wt2 bisect good $HASH1 &&
git -C wt2 bisect bad $HASH2 &&
# we test in both worktrees to ensure that works
# as expected with "first" and "next" worktrees
test_must_fail git -C wt1 switch shared &&
test_must_fail git -C wt1 switch -C shared &&
git -C wt1 switch --ignore-other-worktrees shared &&
test_must_fail git -C wt2 switch shared &&
test_must_fail git -C wt2 switch -C shared &&
git -C wt2 switch --ignore-other-worktrees shared
'
test_done
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