public void TestSingleToken()
{
var tm = new TokenMachine();
var m = tm.AddToken(123);
tm.AddToken(456);
tm.Revert(m);
Assert.That(tm.Tokens.Count, Is.EqualTo(1));
Assert.That(tm.Tokens[0].Value, Is.EqualTo(123));
}
public void TestTwoTokens()
{
var tm = new TokenMachine();
tm.AddToken(1);
var m = tm.AddToken(2);
tm.AddToken(3);
tm.Revert(m);
Assert.That(tm.Tokens.Count, Is.EqualTo(2));
Assert.That(tm.Tokens[0].Value, Is.EqualTo(1));
Assert.That(tm.Tokens[1].Value, Is.EqualTo(2));
}
public void TestFiddledToken()
{
var tm = new TokenMachine();
var token = new Token(111);
tm.AddToken(token);
var m = tm.AddToken(222);
token.Value = 333;
Assert.That(tm.Tokens[0].Value, Is.EqualTo(333));
tm.Revert(m);
Assert.That(tm.Tokens.Count, Is.EqualTo(2));
Assert.That(tm.Tokens[0].Value, Is.EqualTo(111));
}