init: v1.0.0

internal/single_tester.go

@@ -0,0 +1,32 @@
+package internal
+
+import (
+	"time"
+)
+
+const runningTime = 3 * time.Second
+
+// SingleThreadTester 单线程测试f在固定时间内执行次数。返回执行函数f的次数和时间
+func SingleThreadTester(f func()) (int, time.Duration) {
+	var start, end time.Time
+	var count int
+
+	timer := time.NewTimer(runningTime)
+	start = time.Now()
+loop:
+	for {
+		select {
+		case <-timer.C:
+			end = time.Now()
+			break loop
+		default:
+			f()
+			count++
+		}
+	}
+	return count, end.Sub(start)
+}
+
+func Rate(count int, d time.Duration) float64 {
+	return float64(count) / d.Seconds()
+}