public static string Shrink(this Guid source)
{
Invariant.IsNotEmpty(source, nameof(source));
var base64 = Convert.ToBase64String(source.ToByteArray());
var encoded = base64.Replace("/", "_").Replace("+", "-");
return(encoded.Substring(0, SHRUNKEN_GUID_LENGTH));
}
public void IsNotEmptyOfString_When_Argument_Is_Empty_String_Should_Throw_ArgumentException()
{
var ex = Assert.Throws <ArgumentException>(() => Invariant.IsNotEmpty(string.Empty, PARAMETER_NAME));
Assert.AreEqual($"Argument '{PARAMETER_NAME}' must not be empty.", ex.Message);
}
public void IsNotEmptyOfString_When_Argument_Is_Null_Should_Not_Throw()
{
Assert.DoesNotThrow(() => Invariant.IsNotEmpty(null, PARAMETER_NAME));
}
public void IsNotEmptyOfGuid_When_Argument_Is_Not_Empty_Guid_Should_Not_Throw()
{
Assert.DoesNotThrow(
() => Invariant.IsNotEmpty(new Guid("B51ADF9B-077C-42F3-91D0-5E97E6B25B9D"), PARAMETER_NAME));
}