Merge pull request #565 from devlights/update-gocollective-example

Author: devlights

examples/gocollective/concatenate-strings/Taskfile.yml

@@ -1,6 +1,9 @@
-version: '3'
+version: "3"
 
 tasks:
+  bench:
+    cmds:
+      - go test -benchmem -run=^$ -bench .
   run:
     cmds:
       - go run -race main.go

examples/gocollective/concatenate-strings/bench_test.go

@@ -0,0 +1,35 @@
+package main
+
+import (
+	"bytes"
+	"strings"
+	"testing"
+)
+
+func BenchmarkBufferConcatenate(b *testing.B) {
+	var (
+		buf bytes.Buffer
+	)
+
+	b.StartTimer()
+	for i := 0; i < b.N; i++ {
+		buf.WriteString("i")
+	}
+	b.StopTimer()
+
+	b.Log(buf.Len())
+}
+
+func BenchmarkStringBuilderConcatenate(b *testing.B) {
+	var (
+		sb strings.Builder
+	)
+
+	b.StartTimer()
+	for i := 0; i < b.N; i++ {
+		sb.WriteString("i")
+	}
+	b.StopTimer()
+
+	b.Log(sb.Len())
+}