public XElement InsertSignature(XElement file)
{
var data = ExtractDataElement(file);
var signature = encryption.CalculateSignature(data + settings.Password);
file.Descendants("signature").Single().Value = signature;
return(file);
}
public void InsertSignature_Always_InsertsSignatureIntoCorrespondingElement()
{
var builder = Create();
encryption.CalculateSignature(Arg.Any <string>()).Returns("MD5HASH");
var file = XElement.Parse(Request);
var actual = builder.InsertSignature(file);
var signature = actual.Descendants("signature").Single().Value;
Assert.That(signature, Is.EqualTo("MD5HASH"));
}