From 15fa680117dc7cc7f8046daf4a7258868385223b Mon Sep 17 00:00:00 2001
From: Charles Korn <charles.korn@grafana.com>
Date: Wed, 28 Jun 2023 15:35:02 +1000
Subject: [PATCH] Add benchmark for query using timestamp()

Signed-off-by: Charles Korn <charles.korn@grafana.com>
---
 promql/bench_test.go | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/promql/bench_test.go b/promql/bench_test.go
index 6818498bf8..fb5f3a06dc 100644
--- a/promql/bench_test.go
+++ b/promql/bench_test.go
@@ -186,6 +186,10 @@ func rangeQueryCases() []benchCase {
 			expr:  "count({__name__!=\"\",l=\"\"})",
 			steps: 1,
 		},
+		// timestamp() function
+		{
+			expr: "timestamp(a_X)",
+		},
 	}
 
 	// X in an expr will be replaced by different metric sizes.