using System;
using System.Collections.Generic;
using System.Text;
using UnitTestSharp;
using Sunweaver.Commands.Abstracts;
using Sunweaver.Commands.BinaryMath;
using Sunweaver.DataPrototypes;

namespace Sunweaver.UnitTests.Commands.BinaryMath
{
    public class divTests : TestFixture
    {
        BasePair bp = new div();
        VirtualMachine VM;

        public override void TestSetup()
        {
            VM = new VirtualMachine();
        }

        
        public void DivsCorrectly()
        {
            VM.Stack.Push(310);
            VM.Stack.Push(30);

            bp.Implementation(VM);

            CheckEqual(10, VM.Stack.Pop());
        }

        
        public void NameTest()
        {
            CheckEqual("div", bp.ToString());
        }

        
        public void AlwaysTruncatesInsteadOfRounds()
        {
            
            VM.Stack.Push(999);
            VM.Stack.Push(1000);

            bp.Implementation(VM);

            CheckEqual(0, VM.Stack.Pop());
        }

        
        public void DivideByZero()
        {
            
            VM.Stack.Push(999);
            VM.Stack.Push(0);

            bp.Implementation(VM);

            CheckEqual(0, VM.Stack.Pop());
        }
    }
}