using System.Collections.Generic;
using FluentAssertions;
using Moq;
using NUnit.Framework;
using NzbDrone.Core.IndexerSearch;
using NzbDrone.Core.Tv;
using NzbDrone.Test.Common;

namespace NzbDrone.Core.Test.IndexerSearchTests.EpisodeSearchTests
{
    [TestFixture]
    public class IndexerEpisodeSearchFixture : IndexerSearchTestBase<EpisodeSearch>
    {

        [Test]
        public void should_fetch_results_from_indexers()
        {
            WithValidIndexers();

            Subject
                   .PerformSearch(_series, new List<Episode> { _episode }, notification)
                   .Should()
                   .HaveCount(20);
        }

        [Test]
        public void should_log_error_when_fetching_from_indexer_fails()
        {
            WithBrokenIndexers();

            Subject
                   .PerformSearch(_series, new List<Episode> { _episode }, notification)
                   .Should()
                   .HaveCount(0);

            ExceptionVerification.ExpectedErrors(2);
        }

        [Test]
        public void should_use_scene_numbering_when_available()
        {
            _series.UseSceneNumbering = true;
            _episode.SceneEpisodeNumber = 5;
            _episode.SceneSeasonNumber = 10;

            WithValidIndexers();

            Subject
                   .PerformSearch(_series, new List<Episode> { _episode }, notification)
                   .Should()
                   .HaveCount(20);

            _indexer1.Verify(v => v.FetchEpisode(_series.Title, 10, 5), Times.Once());
            _indexer2.Verify(v => v.FetchEpisode(_series.Title, 10, 5), Times.Once());
        }

        [Test]
        public void should_use_standard_numbering_when_scene_series_set_but_info_is_not_available()
        {
            _series.UseSceneNumbering = true;
            _episode.SceneEpisodeNumber = 0;
            _episode.SceneSeasonNumber = 0;

            WithValidIndexers();

            Subject
                   .PerformSearch(_series, new List<Episode> { _episode }, notification)
                   .Should()
                   .HaveCount(20);

            _indexer1.Verify(v => v.FetchEpisode(_series.Title, _episode.SeasonNumber, _episode.EpisodeNumber), Times.Once());
            _indexer2.Verify(v => v.FetchEpisode(_series.Title, _episode.SeasonNumber, _episode.EpisodeNumber), Times.Once());
        }

        [Test]
        public void should_use_standard_numbering_when_not_scene_series()
        {
            _series.UseSceneNumbering = false;

            WithValidIndexers();

            Subject
                   .PerformSearch(_series, new List<Episode> { _episode }, notification)
                   .Should()
                   .HaveCount(20);

            _indexer1.Verify(v => v.FetchEpisode(_series.Title, _episode.SeasonNumber, _episode.EpisodeNumber), Times.Once());
            _indexer2.Verify(v => v.FetchEpisode(_series.Title, _episode.SeasonNumber, _episode.EpisodeNumber), Times.Once());
        }
    }
}