using System;
using System.Collections.Generic;
using System.Text;
using UnitTestSharp;
using DNAModule.Sunweaver.DataPrototypes;

namespace DNAModule.Sunweaver.UnitTests
{
    
    public class BoolStackTest : TestFixture
    {
        BoolStack Stack = new BoolStack();

        public override void TestSetup()
        {
            Stack = new BoolStack();
        }
        public void RoundTripsSuccessfully()
        {
            Stack.Push(false);
            Stack.Push(true);
            Stack.Push(false);
            
            CheckTrue( Stack.Pop() == false);
            CheckTrue( Stack.Pop() == true);
            CheckTrue( Stack.Pop() == false);
        }

        
        public void ReturnsTrueWhenEmpty()
        {
            CheckTrue( Stack.Pop() == true);
        }

        
        public void PeeksProperly()
        {
            Stack.Push(false);
            CheckFalse( Stack.Peek());

            Stack.Push(true);
            CheckTrue( Stack.Peek());
        }

        
        public void PeeksWhenEmpty()
        {
            CheckEqual((long)0, Stack.Count());
            CheckTrue( Stack.Peek());
        }
    }
}