using System;
using System.Linq;
using System.Utility;
using Chernobyl.Extensions;
using NUnit.Framework;

namespace Chernobyl.Generation.Test
{
    [TestFixture, Description("Tests for the Pattern type")]
    class PatternTests
    {
        [Test]
        public void AddRepeaterThrowsWhenGivenCountLessThanZero()
        {
            Assert.Throws<ArgumentOutOfRangeException>(() => Func.StaticFactory(1).AddRepeater(-1));
        }

        [Test]
        public void AddRepeaterProducesRepeatingPattern()
        {
            var pattern = Func.StaticFactory(1).AddRepeater(3).Invoke().ToArray();
            pattern.IsEqualTo(new[] { 1, 1, 1 }, "pattern");
        }
    }
}