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95 lines
3.2 KiB
95 lines
3.2 KiB
using System; |
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using System.Collections.Generic; |
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using System.Linq; |
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using ErsatzTV.Core.Domain; |
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using ErsatzTV.Core.Scheduling; |
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using FluentAssertions; |
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using NUnit.Framework; |
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using static LanguageExt.Prelude; |
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namespace ErsatzTV.Core.Tests.Scheduling |
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{ |
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public class ChronologicalContentTests |
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{ |
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[Test] |
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public void Episodes_Should_Sort_By_Aired() |
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{ |
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List<MediaItem> contents = Episodes(10); |
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var state = new MediaCollectionEnumeratorState(); |
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var chronologicalContent = new ChronologicalMediaCollectionEnumerator(contents, state); |
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for (var i = 1; i <= 10; i++) |
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{ |
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chronologicalContent.Current.IsSome.Should().BeTrue(); |
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chronologicalContent.Current.Map(x => x.Id).IfNone(-1).Should().Be(i); |
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chronologicalContent.MoveNext(); |
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} |
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} |
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[Test] |
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public void State_Index_Should_Increment() |
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{ |
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List<MediaItem> contents = Episodes(10); |
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var state = new MediaCollectionEnumeratorState(); |
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var chronologicalContent = new ChronologicalMediaCollectionEnumerator(contents, state); |
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for (var i = 0; i < 10; i++) |
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{ |
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chronologicalContent.State.Index.Should().Be(i % 10); |
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chronologicalContent.MoveNext(); |
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} |
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} |
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[Test] |
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public void State_Should_Impact_Iterator_Start() |
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{ |
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List<MediaItem> contents = Episodes(10); |
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var state = new MediaCollectionEnumeratorState { Index = 5 }; |
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var chronologicalContent = new ChronologicalMediaCollectionEnumerator(contents, state); |
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for (var i = 6; i <= 10; i++) |
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{ |
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chronologicalContent.Current.IsSome.Should().BeTrue(); |
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chronologicalContent.Current.Map(x => x.Id).IfNone(-1).Should().Be(i); |
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chronologicalContent.State.Index.Should().Be(i - 1); |
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chronologicalContent.MoveNext(); |
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} |
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} |
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[Test] |
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public void Peek_Should_Not_Impact_Current_Or_Wrapping() |
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{ |
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List<MediaItem> contents = Episodes(10); |
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var state = new MediaCollectionEnumeratorState(); |
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var chronologicalContent = new ChronologicalMediaCollectionEnumerator(contents, state); |
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for (var i = 0; i < 100; i++) |
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{ |
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chronologicalContent.Current.IsSome.Should().BeTrue(); |
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chronologicalContent.Current.Map(x => x.Id).IfNone(-1).Should().Be(i % 10 + 1); |
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chronologicalContent.Peek.Map(x => x.Id).IfNone(-1).Should().Be((i + 1) % 10 + 1); |
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chronologicalContent.Peek.Map(x => x.Id).IfNone(-1).Should().Be((i + 1) % 10 + 1); |
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chronologicalContent.MoveNext(); |
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} |
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} |
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private static List<MediaItem> Episodes(int count) => |
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Range(1, count).Map( |
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i => new MediaItem |
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{ |
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Id = i, |
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Metadata = new MediaMetadata |
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{ |
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MediaType = MediaType.TvShow, Aired = new DateTime(2020, 1, i) |
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} |
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}) |
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.Reverse() |
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.ToList(); |
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} |
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}
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