using Microsoft.VisualStudio.TestTools.UnitTesting;
using bowlingGame;

namespace bowlingGameTest
{
    [TestClass]
    public class GameTest
    {
        private Game g;

        [TestInitialize]
        public void setUp()
        {
            g = new Game();
        }

        [TestMethod]
        public void TestGutterGame()
        {
            rollMany(20, 0);
            Assert.AreEqual(0, g.score());
        }

        [TestMethod]
        public void TestOnlyOnesGame()
        {
            rollMany(20, 1);
            Assert.AreEqual(20, g.score());
        }

        [TestMethod]
        public void TestStrikeGame()
        {
            g.roll(10);
            g.roll(4);
            g.roll(5);
            rollMany(16, 0);
            Assert.AreEqual(28, g.score());
        }

        [TestMethod]
        public void TestSpareGame()
        {
            rollSpare();
            g.roll(4);
            rollMany(17, 0);
            Assert.AreEqual(18, g.score());
        }

        private void rollSpare()
        {
            g.roll(5);
            g.roll(5);
        }

        private void rollMany(int count, int pins)
        {
            for (int i = 0; i < count; i++)
            {
                g.roll(pins);
            }
        }
    }
}