public void TestStateMachineRequestStatus()
{
var testSM = new NumeralStateMachine();
// Default value is 0
Assert.Equal("0", testSM.RequestStatus(""));
// RequestStatus ignores the parameter for this SM
Assert.Equal("0", testSM.RequestStatus("random"));
}
public void TestStateMachineIgnoresInvalidRequest()
{
var testSM = new NumeralStateMachine();
Assert.Equal("0", testSM.RequestStatus(null));
testSM.Apply("bad request");
testSM.Apply("+-1");
testSM.Apply("-1.9");
Assert.Equal("0", testSM.RequestStatus(""));
}
public void TestStateMachineAppliesValidRequest()
{
var testSM = new NumeralStateMachine();
Assert.Equal("0", testSM.RequestStatus(""));
// + integer
testSM.Apply("+10");
Assert.Equal("10", testSM.RequestStatus(""));
// integer, + ommitted
testSM.Apply("10");
Assert.Equal("20", testSM.RequestStatus(""));
// - integer
testSM.Apply("-15");
Assert.Equal("5", testSM.RequestStatus(""));
// 0
testSM.Apply("0");
Assert.Equal("5", testSM.RequestStatus(""));
}
