public void CanConvert()
        {
            // arrange
            var converter = new EnumConverter();

            // act
            var result1 = converter.CanConvert(System.ConsoleColor.Black.GetType());
            var result2 = converter.CanConvert(typeof(System.ConsoleColor?));
            var result3 = converter.CanConvert("".GetType());

            // assert
            Assert.IsTrue(result1);
            Assert.IsTrue(result2);
            Assert.IsFalse(result3);
        }