blob: 42601d5a310de33185c40f928b566a45c9985f1c [file] [log] [blame]
#!/bin/sh
test_description='checkout can switch to last branch and merge base'
GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
. ./test-lib.sh
test_expect_success 'setup' '
test_commit initial world hello &&
git branch other &&
test_commit --append second world "hello again"
'
test_expect_success '"checkout -" does not work initially' '
test_must_fail git checkout -
'
test_expect_success 'first branch switch' '
git checkout other
'
test_expect_success '"checkout -" switches back' '
git checkout - &&
test "z$(git symbolic-ref HEAD)" = "zrefs/heads/main"
'
test_expect_success '"checkout -" switches forth' '
git checkout - &&
test "z$(git symbolic-ref HEAD)" = "zrefs/heads/other"
'
test_expect_success 'detach HEAD' '
git checkout $(git rev-parse HEAD)
'
test_expect_success '"checkout -" attaches again' '
git checkout - &&
test "z$(git symbolic-ref HEAD)" = "zrefs/heads/other"
'
test_expect_success '"checkout -" detaches again' '
git checkout - &&
test "z$(git rev-parse HEAD)" = "z$(git rev-parse other)" &&
test_must_fail git symbolic-ref HEAD
'
test_expect_success 'more switches' '
for i in 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
do
git checkout -b branch$i || return 1
done
'
more_switches () {
for i in 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1
do
git checkout branch$i || return 1
done
}
test_expect_success 'switch to the last' '
more_switches &&
git checkout @{-1} &&
test "z$(git symbolic-ref HEAD)" = "zrefs/heads/branch2"
'
test_expect_success 'switch to second from the last' '
more_switches &&
git checkout @{-2} &&
test "z$(git symbolic-ref HEAD)" = "zrefs/heads/branch3"
'
test_expect_success 'switch to third from the last' '
more_switches &&
git checkout @{-3} &&
test "z$(git symbolic-ref HEAD)" = "zrefs/heads/branch4"
'
test_expect_success 'switch to fourth from the last' '
more_switches &&
git checkout @{-4} &&
test "z$(git symbolic-ref HEAD)" = "zrefs/heads/branch5"
'
test_expect_success 'switch to twelfth from the last' '
more_switches &&
git checkout @{-12} &&
test "z$(git symbolic-ref HEAD)" = "zrefs/heads/branch13"
'
test_expect_success 'merge base test setup' '
git checkout -b another other &&
test_commit --append third world "hello again"
'
test_expect_success 'another...main' '
git checkout another &&
git checkout another...main &&
test "z$(git rev-parse --verify HEAD)" = "z$(git rev-parse --verify main^)"
'
test_expect_success '...main' '
git checkout another &&
git checkout ...main &&
test "z$(git rev-parse --verify HEAD)" = "z$(git rev-parse --verify main^)"
'
test_expect_success 'main...' '
git checkout another &&
git checkout main... &&
test "z$(git rev-parse --verify HEAD)" = "z$(git rev-parse --verify main^)"
'
test_expect_success '"checkout -" works after a rebase A' '
git checkout main &&
git checkout other &&
git rebase main &&
git checkout - &&
test "z$(git symbolic-ref HEAD)" = "zrefs/heads/main"
'
test_expect_success '"checkout -" works after a rebase A B' '
git branch moodle main~1 &&
git checkout main &&
git checkout other &&
git rebase main moodle &&
git checkout - &&
test "z$(git symbolic-ref HEAD)" = "zrefs/heads/main"
'
test_expect_success '"checkout -" works after a rebase -i A' '
git checkout main &&
git checkout other &&
git rebase -i main &&
git checkout - &&
test "z$(git symbolic-ref HEAD)" = "zrefs/heads/main"
'
test_expect_success '"checkout -" works after a rebase -i A B' '
git branch foodle main~1 &&
git checkout main &&
git checkout other &&
git rebase main foodle &&
git checkout - &&
test "z$(git symbolic-ref HEAD)" = "zrefs/heads/main"
'
test_done