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|
#!/bin/sh
test_description='reference transaction hooks'
GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
. ./test-lib.sh
test_expect_success setup '
mkdir -p .git/hooks &&
test_commit PRE &&
PRE_OID=$(git rev-parse PRE) &&
test_commit POST &&
POST_OID=$(git rev-parse POST)
'
test_expect_success 'hook allows updating ref if successful' '
test_when_finished "rm .git/hooks/reference-transaction" &&
git reset --hard PRE &&
write_script .git/hooks/reference-transaction <<-\EOF &&
echo "$*" >>actual
EOF
cat >expect <<-EOF &&
prepared
committed
EOF
git update-ref HEAD POST &&
test_cmp expect actual
'
test_expect_success 'hook aborts updating ref in prepared state' '
test_when_finished "rm .git/hooks/reference-transaction" &&
git reset --hard PRE &&
write_script .git/hooks/reference-transaction <<-\EOF &&
if test "$1" = prepared
then
exit 1
fi
EOF
test_must_fail git update-ref HEAD POST 2>err &&
test_i18ngrep "ref updates aborted by hook" err
'
test_expect_success 'hook gets all queued updates in prepared state' '
test_when_finished "rm .git/hooks/reference-transaction actual" &&
git reset --hard PRE &&
write_script .git/hooks/reference-transaction <<-\EOF &&
if test "$1" = prepared
then
while read -r line
do
printf "%s\n" "$line"
done >actual
fi
EOF
cat >expect <<-EOF &&
$ZERO_OID $POST_OID HEAD
$ZERO_OID $POST_OID refs/heads/main
EOF
git update-ref HEAD POST <<-EOF &&
update HEAD $ZERO_OID $POST_OID
update refs/heads/main $ZERO_OID $POST_OID
EOF
test_cmp expect actual
'
test_expect_success 'hook gets all queued updates in committed state' '
test_when_finished "rm .git/hooks/reference-transaction actual" &&
git reset --hard PRE &&
write_script .git/hooks/reference-transaction <<-\EOF &&
if test "$1" = committed
then
while read -r line
do
printf "%s\n" "$line"
done >actual
fi
EOF
cat >expect <<-EOF &&
$ZERO_OID $POST_OID HEAD
$ZERO_OID $POST_OID refs/heads/main
EOF
git update-ref HEAD POST &&
test_cmp expect actual
'
test_expect_success 'hook gets all queued updates in aborted state' '
test_when_finished "rm .git/hooks/reference-transaction actual" &&
git reset --hard PRE &&
write_script .git/hooks/reference-transaction <<-\EOF &&
if test "$1" = aborted
then
while read -r line
do
printf "%s\n" "$line"
done >actual
fi
EOF
cat >expect <<-EOF &&
$ZERO_OID $POST_OID HEAD
$ZERO_OID $POST_OID refs/heads/main
EOF
git update-ref --stdin <<-EOF &&
start
update HEAD POST $ZERO_OID
update refs/heads/main POST $ZERO_OID
abort
EOF
test_cmp expect actual
'
test_expect_success 'interleaving hook calls succeed' '
test_when_finished "rm -r target-repo.git" &&
git init --bare target-repo.git &&
write_script target-repo.git/hooks/reference-transaction <<-\EOF &&
echo $0 "$@" >>actual
EOF
write_script target-repo.git/hooks/update <<-\EOF &&
echo $0 "$@" >>actual
EOF
cat >expect <<-EOF &&
hooks/update refs/tags/PRE $ZERO_OID $PRE_OID
hooks/reference-transaction prepared
hooks/reference-transaction committed
hooks/update refs/tags/POST $ZERO_OID $POST_OID
hooks/reference-transaction prepared
hooks/reference-transaction committed
EOF
git push ./target-repo.git PRE POST &&
test_cmp expect target-repo.git/actual
'
test_expect_success 'hook does not get called on packing refs' '
# Pack references first such that we are in a known state.
git pack-refs --all &&
write_script .git/hooks/reference-transaction <<-\EOF &&
echo "$@" >>actual
cat >>actual
EOF
rm -f actual &&
git update-ref refs/heads/unpacked-ref $POST_OID &&
git pack-refs --all &&
# We only expect a single hook invocation, which is the call to
# git-update-ref(1).
cat >expect <<-EOF &&
prepared
$ZERO_OID $POST_OID refs/heads/unpacked-ref
committed
$ZERO_OID $POST_OID refs/heads/unpacked-ref
EOF
test_cmp expect actual
'
test_expect_success 'deleting packed ref calls hook once' '
# Create a reference and pack it.
git update-ref refs/heads/to-be-deleted $POST_OID &&
git pack-refs --all &&
write_script .git/hooks/reference-transaction <<-\EOF &&
echo "$@" >>actual
cat >>actual
EOF
rm -f actual &&
git update-ref -d refs/heads/to-be-deleted $POST_OID &&
# We only expect a single hook invocation, which is the logical
# deletion.
cat >expect <<-EOF &&
prepared
$POST_OID $ZERO_OID refs/heads/to-be-deleted
committed
$POST_OID $ZERO_OID refs/heads/to-be-deleted
EOF
test_cmp expect actual
'
test_done
|
