1 files changed, 24 insertions, 0 deletions
diff --git a/src/test/modules/commit_ts/sql/commit_timestamp.sql b/src/test/modules/commit_ts/sql/commit_timestamp.sql
new file mode 100644
index 00000000000..9beb78a91d2
--- /dev/null
+++ b/src/test/modules/commit_ts/sql/commit_timestamp.sql
@@ -0,0 +1,24 @@
+--
+-- Commit Timestamp
+--
+SHOW track_commit_timestamp;
+CREATE TABLE committs_test(id serial, ts timestamptz default now());
+
+INSERT INTO committs_test DEFAULT VALUES;
+INSERT INTO committs_test DEFAULT VALUES;
+INSERT INTO committs_test DEFAULT VALUES;
+
+SELECT id,
+       pg_xact_commit_timestamp(xmin) >= ts,
+       pg_xact_commit_timestamp(xmin) < now(),
+       pg_xact_commit_timestamp(xmin) - ts < '60s' -- 60s should give a lot of reserve
+FROM committs_test
+ORDER BY id;
+
+DROP TABLE committs_test;
+
+SELECT pg_xact_commit_timestamp('0'::xid);
+SELECT pg_xact_commit_timestamp('1'::xid);
+SELECT pg_xact_commit_timestamp('2'::xid);
+
+SELECT x.xid::text::bigint > 0, x.timestamp > '-infinity'::timestamptz, x.timestamp < now() FROM pg_last_committed_xact() x;