public void GenerateRandomByteString()
{
var randomString1 = RandomUtil.GenerateRandomByteString(20);
var randomString2 = RandomUtil.GenerateRandomByteString(20);
Assert.DoesNotThrow(() => Convert.FromBase64String(randomString1));
Assert.DoesNotThrow(() => Convert.FromBase64String(randomString2));
Assert.That(randomString1, Is.Not.Empty);
Assert.That(randomString2, Is.Not.Empty);
Assert.That(randomString1, Is.Not.EqualTo(randomString2));
}