public void DeleteAllEXIF()
        {
            MockDAL mock = new MockDAL();

            mock.DeleteAllData();
            Assert.That(mock.EXIFList.Count, Is.EqualTo(0));
        }
        public void DeleteAllPictures()
        {
            MockDAL mock = new MockDAL();

            mock.DeleteAllData();
            Assert.That(mock.PictureList.Count, Is.EqualTo(0));
        }