public void ReturnTrue_GivenValidLength(Type outputType, byte length)
        {
            var bytes = new byte[30];

            var valueReader = new DhcpBinaryValue(bytes, 0, length);

            Assert.True(valueReader.IsValid(outputType));
        }
        public void ThrowNotSupportedExceptionWithHints_GivenUnsupportedType(Type type)
        {
            var bytes = new byte[10];

            var valueReader = new DhcpBinaryValue(bytes, 0, 10);

            var ex = Assert.Throws <NotSupportedException>(
                () => valueReader.IsValid(type));

            Assert.Contains("types", ex.Message);
            Assert.Contains("Int32", ex.Message);
            Assert.Contains("Int16", ex.Message);
        }