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#!/bin/sh

test_description='test local clone'
. ./test-lib.sh

repo_is_hardlinked() {
find "$1/objects" -type f -links 1 >output &&
test_line_count = 0 output
}

test_expect_success 'preparing origin repository' '
: >file && git add . && git commit -m1 &&
git clone --bare . a.git &&
git clone --bare . x &&
test "$(GIT_CONFIG=a.git/config git config --bool core.bare)" = true &&
test "$(GIT_CONFIG=x/config git config --bool core.bare)" = true &&
git bundle create b1.bundle --all &&
git bundle create b2.bundle master &&
mkdir dir &&
cp b1.bundle dir/b3 &&
cp b1.bundle b4
'

test_expect_success 'local clone without .git suffix' '
git clone -l -s a b &&
(cd b &&
test "$(GIT_CONFIG=.git/config git config --bool core.bare)" = false &&
git fetch)
'

test_expect_success 'local clone with .git suffix' '
git clone -l -s a.git c &&
(cd c && git fetch)
'

test_expect_success 'local clone from x' '
git clone -l -s x y &&
(cd y && git fetch)
'

test_expect_success 'local clone from x.git that does not exist' '
test_must_fail git clone -l -s x.git z
'

test_expect_success 'With -no-hardlinks, local will make a copy' '
git clone --bare --no-hardlinks x w &&
! repo_is_hardlinked w
'

test_expect_success 'Even without -l, local will make a hardlink' '
rm -fr w &&
git clone -l --bare x w &&
repo_is_hardlinked w
'

test_expect_success 'local clone of repo with nonexistent ref in HEAD' '
echo "ref: refs/heads/nonexistent" > a.git/HEAD &&
git clone a d &&
(cd d &&
git fetch &&
test ! -e .git/refs/remotes/origin/HEAD)
'

test_expect_success 'bundle clone without .bundle suffix' '
git clone dir/b3 &&
(cd b3 && git fetch)
'

test_expect_success 'bundle clone with .bundle suffix' '
git clone b1.bundle &&
(cd b1 && git fetch)
'

test_expect_success 'bundle clone from b4' '
git clone b4 bdl &&
(cd bdl && git fetch)
'

test_expect_success 'bundle clone from b4.bundle that does not exist' '
test_must_fail git clone b4.bundle bb
'

test_expect_success 'bundle clone with nonexistent HEAD' '
git clone b2.bundle b2 &&
(cd b2 &&
git fetch &&
test_must_fail git rev-parse --verify refs/heads/master)
'

test_expect_success 'clone empty repository' '
mkdir empty &&
(cd empty &&
git init &&
git config receive.denyCurrentBranch warn) &&
git clone empty empty-clone &&
test_tick &&
(cd empty-clone
echo "content" >> foo &&
git add foo &&
git commit -m "Initial commit" &&
git push origin master &&
expected=$(git rev-parse master) &&
actual=$(git --git-dir=../empty/.git rev-parse master) &&
test $actual = $expected)
'

test_expect_success 'clone empty repository, and then push should not segfault.' '
rm -fr empty/ empty-clone/ &&
mkdir empty &&
(cd empty && git init) &&
git clone empty empty-clone &&
(cd empty-clone &&
test_must_fail git push)
'

test_expect_success 'cloning non-existent directory fails' '
rm -rf does-not-exist &&
test_must_fail git clone does-not-exist
'

test_expect_success 'cloning non-git directory fails' '
rm -rf not-a-git-repo not-a-git-repo-clone &&
mkdir not-a-git-repo &&
test_must_fail git clone not-a-git-repo not-a-git-repo-clone
'

test_expect_success 'cloning file:// does not hardlink' '
git clone --bare file://"$(pwd)"/a non-local &&
! repo_is_hardlinked non-local
'

test_expect_success 'cloning a local path with --no-local does not hardlink' '
git clone --bare --no-local a force-nonlocal &&
! repo_is_hardlinked force-nonlocal
'

test_done
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