public void TestActiveMode()
{
int getachievement = 0;
Global.user = new User(10, "Duong", "duong", "duong", 0, 0, "*****@*****.**", 'M');
Global.AddAchievement("First Exercise");
getachievement = Global.SynchronizeAchievement();
Assert.AreEqual(getachievement, 0);
}