feat(Go-StudyExample):2020/12/29：新增【Go每日一库】emial发送邮件

example/email/EmailPool_test.go

@@ -0,0 +1,55 @@
+/*
+ *  @Author : huangzj
+ *  @Time : 2020/12/29 11:32
+ *  @Description：
+ */
+
+package email
+
+import (
+	"fmt"
+	"github.com/jordan-wright/email"
+	"log"
+	"net/smtp"
+	"os"
+	"sync"
+	"testing"
+	"time"
+)
+
+func TestEmailPool(t *testing.T) {
+	ch := make(chan *email.Email, 4)
+	//创建2个连接的邮件池
+	p, err := email.NewPool("smtp.qq.com:587", 2, smtp.PlainAuth("", "你的邮箱@qq.com", "你的stmp的密码", "smtp.qq.com"))
+	if err != nil {
+		log.Fatal("failed to create pool:", err)
+	}
+
+	//进行邮件发送
+	var wg sync.WaitGroup
+	wg.Add(2)
+	for i := 0; i < 2; i++ {
+		go func() {
+			defer wg.Done()
+			for e := range ch {
+				err := p.Send(e, 1*time.Second)
+				if err != nil {
+					_, _ = fmt.Fprintf(os.Stderr, "email:%v sent error:%v\n", e, err)
+				}
+			}
+		}()
+	}
+
+	//发送四个邮件
+	for i := 0; i < 4; i++ {
+		e := email.NewEmail()
+		e.From = "hzj <你的邮箱@qq.com>"
+		e.To = []string{"hzj <接受者的邮箱@qq.com>"}
+		e.Subject = "Awesome web"
+		e.Text = []byte(fmt.Sprintf("Awesome Web %d", i+1))
+		ch <- e
+	}
+
+	close(ch)
+	wg.Wait()
+}