start ab after compilation is finished

test/test_restarting.go

@@ -14,7 +14,7 @@ var (
 	keepRestarting bool
 )
 
-func compileAndStartTestServer() {
+func compileAndStartTestServer(compileDone chan struct{}) {
 	cmd := exec.Command("go", []string{"build", "-a", "-v", "-o", "test_server", "examples/testserver.go"}...)
 	cmd.Stdout = os.Stdout
 	cmd.Stderr = os.Stderr
@@ -35,6 +35,7 @@ func compileAndStartTestServer() {
 	if err != nil {
 		log.Println("test server error:", err)
 	}
+	compileDone <- struct{}{}
 	err = cmd.Wait()
 	if err != nil {
 		log.Println("test server error:", err)
@@ -43,7 +44,8 @@ func compileAndStartTestServer() {
 }
 
 func runAB() (err error) {
-	cmd := exec.Command("ab", []string{"-c 100", "-n 10000", "http://localhost:4242/foo"}...)
+	time.Sleep(time.Second * 1)
+	cmd := exec.Command("ab", []string{"-c 1000", "-n 100000", "http://localhost:4242/foo"}...)
 	cmd.Stdout = os.Stdout
 	cmd.Stderr = os.Stderr
 
@@ -71,6 +73,7 @@ func stopTestServer() (err error) {
 		log.Println("kill error:", err)
 		return
 	}
+
 	err = cmd.Wait()
 	if err != nil {
 		log.Println("kill error:", err)
@@ -82,6 +85,7 @@ func keepRestartingServer() {
 	time.Sleep(time.Second * 1)
 	for keepRestarting {
 		time.Sleep(time.Duration(rand.Intn(1000)) * time.Millisecond)
+		// time.Sleep(time.Second * 60)
 		log.Println("sending kill -1")
 		cmd := exec.Command("./test/restart_server.sh", []string{}...)
 		cmd.Stdout = os.Stdout
@@ -108,17 +112,19 @@ func main() {
 	}
 
 	wg := sync.WaitGroup{}
+	var compileDone = make(chan struct{}, 1)
 	wg.Add(2)
 	go func() {
 		log.Println("compile and start test server")
-		compileAndStartTestServer()
+		compileAndStartTestServer(compileDone)
 		log.Println("test server stopped")
 		wg.Done()
 	}()
 
 	time.Sleep(time.Second * 1)
 
 	go func() {
+		<-compileDone
 		log.Println("Starting ab")
 		keepRestarting = true
 		go keepRestartingServer()