From 3140e0b994e4108220afedc3de8eaf42ff216904 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Bj=C3=B8rn=20Erik=20Pedersen?=
 <bjorn.erik.pedersen@gmail.com>
Date: Tue, 30 Jul 2024 10:06:48 +0200
Subject: [PATCH] identity: Add BenchmarkHashString

---
 identity/identityhash_test.go | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/identity/identityhash_test.go b/identity/identityhash_test.go
index 1ecaf761245..52debe293f2 100644
--- a/identity/identityhash_test.go
+++ b/identity/identityhash_test.go
@@ -14,6 +14,9 @@
 package identity
 
 import (
+	"fmt"
+	"math"
+	"strings"
 	"testing"
 
 	qt "github.com/frankban/quicktest"
@@ -42,3 +45,24 @@ func (t tstKeyer) Key() string {
 func (t tstKeyer) String() string {
 	return "key: " + t.key
 }
+
+func BenchmarkHashString(b *testing.B) {
+	word := " hello "
+
+	var tests []string
+
+	for i := 1; i <= 5; i++ {
+		sentence := strings.Repeat(word, int(math.Pow(4, float64(i))))
+		tests = append(tests, sentence)
+	}
+
+	b.ResetTimer()
+
+	for _, test := range tests {
+		b.Run(fmt.Sprintf("n%d", len(test)), func(b *testing.B) {
+			for i := 0; i < b.N; i++ {
+				HashString(test)
+			}
+		})
+	}
+}