增加edge-admin upgrade命令

internal/utils/upgrade_manager_test.go

@@ -0,0 +1,35 @@
+// Copyright 2022 Liuxiangchao iwind.liu@gmail.com. All rights reserved. Official site: https://goedge.cn .
+
+package utils_test
+
+import (
+	"github.com/TeaOSLab/EdgeAdmin/internal/utils"
+	"testing"
+	"time"
+)
+
+func TestNewUpgradeManager(t *testing.T) {
+	var manager = utils.NewUpgradeManager("admin")
+
+	var ticker = time.NewTicker(2 * time.Second)
+	go func() {
+		for range ticker.C {
+			if manager.IsDownloading() {
+				t.Logf("%.2f%%", manager.Progress()*100)
+			}
+		}
+	}()
+
+	/**go func() {
+		time.Sleep(5 * time.Second)
+		if manager.IsDownloading() {
+			t.Log("cancel downloading")
+			_ = manager.Cancel()
+		}
+	}()**/
+
+	err := manager.Start()
+	if err != nil {
+		t.Fatal(err)
+	}
+}