public void CheckIfEmptyFalseTest()
        {
            string str = "test";

            DownloadUI testlogic = new DownloadUI();

            Assert.IsFalse(testlogic.CheckIfEmpty(str));
        }
        public void CheckIfEmptyTrueTest()
        {
            string str = "";

            DownloadUI testlogic = new DownloadUI();

            Assert.IsTrue(testlogic.CheckIfEmpty(str));
        }