using Amphora;
using System.Linq;
using UnitTestSharp;

namespace Susurrus.UnitTests
{
    public class SoundFailuresTests : TestFixture
    {
        public class NamesTests : TestFixture
        {
            public void EachKindHasItsOwnName()
            {
                FailureKind[] kinds =
                {
                    SoundFailures.WavMalformed, SoundFailures.WavUnsupported, SoundFailures.OggFailed,
                    SoundFailures.UnsupportedFormat, SoundFailures.UnrecognizedFormat, SoundFailures.TooManyChannels,
                    SoundFailures.TooLarge, SoundFailures.StreamRequestInvalid, SoundFailures.StreamingUnsupported,
                };

                CheckEqual(kinds.Length, kinds.Select(kind => kind.Name).Distinct().Count());
            }
        }

        public class TooManyChannelsTests : TestFixture
        {
            public void NamesTheChannelCount()
            {
                CheckEqual("Susurrus plays mono and stereo sounds, and this one has 6 channels.",
                    SoundFailures.TooManyChannels.Fail("6 channels").Describe());
            }
        }

        public class StreamingUnsupportedTests : TestFixture
        {
            public void SaysSo()
            {
                CheckEqual("This backend can't stream sounds, so load the sound whole instead.",
                    SoundFailures.StreamingUnsupported.Fail().Describe());
            }
        }

        public class TooLargeTests : TestFixture
        {
            public void SaysSo()
            {
                CheckEqual("This sound is too large to load.", SoundFailures.TooLarge.Fail().Describe());
            }
        }
    }
}