feat(Go-StudyExample): 2020/12/9 ：新增Gin框架使用示例

example/gin/15-GeneralSwitch_test.go

@@ -0,0 +1,52 @@
+/*
+ *  @Author : huangzj
+ *  @Time : 2020/12/8 11:18
+ *  @Description：
+ */
+
+package gin
+
+import (
+	"context"
+	"github.com/gin-gonic/gin"
+	"log"
+	"net/http"
+	"os"
+	"os/signal"
+	"testing"
+	"time"
+)
+
+func TestGeneralSwitch(t *testing.T) {
+	router := gin.Default()
+	router.GET("/", func(c *gin.Context) {
+		time.Sleep(5 * time.Second)
+		c.String(http.StatusOK, "Welcome Gin Server")
+	})
+
+	srv := &http.Server{
+		Addr:    ":8080",
+		Handler: router,
+	}
+
+	go func() {
+		// 服务连接
+		if err := srv.ListenAndServe(); err != nil && err != http.ErrServerClosed {
+			log.Fatalf("listen: %s\n", err)
+		}
+	}()
+
+	// 等待中断信号以优雅地关闭服务器（设置 5 秒的超时时间）
+	quit := make(chan os.Signal)
+	signal.Notify(quit, os.Interrupt)
+	<-quit
+	log.Println("Shutdown Server ...")
+
+	ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
+	defer cancel()
+	if err := srv.Shutdown(ctx); err != nil {
+		log.Fatal("Server Shutdown:", err)
+	}
+	log.Println("Server exiting")
+
+}