t2015-checkout-unborn.sh
#!/bin/sh
test_description='checkout from unborn branch'
. ./test-lib.sh
test_expect_success 'setup' '
mkdir parent &&
(cd parent &&
git init &&
echo content >file &&
git add file &&
git commit -m base
) &&
git fetch parent master:origin
'
test_expect_success 'checkout from unborn preserves untracked files' '
echo precious >expect &&
echo precious >file &&
test_must_fail git checkout -b new origin &&
test_cmp expect file
'
test_expect_success 'checkout from unborn preserves index contents' '
echo precious >expect &&
echo precious >file &&
git add file &&
test_must_fail git checkout -b new origin &&
test_cmp expect file &&
git show :file >file &&
test_cmp expect file
'
test_expect_success 'checkout from unborn merges identical index contents' '
echo content >file &&
git add file &&
git checkout -b new origin
'
test_expect_success 'checking out another branch from unborn state' '
git checkout --orphan newroot &&
git checkout -b anothername &&
test_must_fail git show-ref --verify refs/heads/newroot &&
git symbolic-ref HEAD >actual &&
echo refs/heads/anothername >expect &&
test_cmp expect actual
'
test_expect_success 'checking out in a newly created repo' '
test_create_repo empty &&
(
cd empty &&
git symbolic-ref HEAD >expect &&
test_must_fail git checkout &&
git symbolic-ref HEAD >actual &&
test_cmp expect actual
)
'
test_done