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-rwxr-xr-xt/t1416-ref-transaction-hooks.sh136
1 files changed, 136 insertions, 0 deletions
diff --git a/t/t1416-ref-transaction-hooks.sh b/t/t1416-ref-transaction-hooks.sh
new file mode 100755
index 0000000..f6e741c
--- /dev/null
+++ b/t/t1416-ref-transaction-hooks.sh
@@ -0,0 +1,136 @@
+#!/bin/sh
+
+test_description='reference transaction hooks'
+
+. ./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/master
+ EOF
+ git update-ref HEAD POST <<-EOF &&
+ update HEAD $ZERO_OID $POST_OID
+ update refs/heads/master $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/master
+ 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/master
+ EOF
+ git update-ref --stdin <<-EOF &&
+ start
+ update HEAD POST $ZERO_OID
+ update refs/heads/master 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_done