From c368412728c90327ea26a68d27ff38e5ff45e09a Mon Sep 17 00:00:00 2001
From: Darien Raymond <admin@v2ray.com>
Date: Thu, 8 Feb 2018 16:19:43 +0100
Subject: [PATCH] test case for periodic task

---
 common/signal/task_test.go | 29 +++++++++++++++++++++++++++++
 1 file changed, 29 insertions(+)
 create mode 100644 common/signal/task_test.go

diff --git a/common/signal/task_test.go b/common/signal/task_test.go
new file mode 100644
index 00000000..75be9742
--- /dev/null
+++ b/common/signal/task_test.go
@@ -0,0 +1,29 @@
+package signal_test
+
+import (
+	"testing"
+	"time"
+
+	"v2ray.com/core/common"
+	. "v2ray.com/core/common/signal"
+	. "v2ray.com/ext/assert"
+)
+
+func TestPeriodicTaskStop(t *testing.T) {
+	assert := With(t)
+
+	value := 0
+	task := &PeriodicTask{
+		Interval: time.Second * 2,
+		Execute: func() error {
+			value++
+			return nil
+		},
+	}
+	common.Must(task.Start())
+	time.Sleep(time.Second * 5)
+	common.Must(task.Close())
+	assert(value, Equals, 3)
+	time.Sleep(time.Second * 4)
+	assert(value, Equals, 3)
+}