public void IsCheckedPropertyWhenChecked()
        {
            var            el    = driver.FindElement(By.Id("rviolet"));
            BooleanElement radio = new BooleanElementImpl(el);

            Assert.IsTrue(radio.IsChecked);
        }
        public void IsCheckedPropertyWhenNotChecked()
        {
            var            el    = driver.FindElement(By.Id("rorange"));
            BooleanElement radio = new BooleanElementImpl(el);

            Assert.IsFalse(radio.IsChecked);
        }