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51 lines
1.5 KiB
51 lines
1.5 KiB
3 years ago
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using System;
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using System.Collections.Generic;
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using Emby.Server.Implementations.Sorting;
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using MediaBrowser.Controller.Entities;
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using MediaBrowser.Controller.Entities.Audio;
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using MediaBrowser.Controller.Sorting;
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using Xunit;
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namespace Jellyfin.Server.Implementations.Tests.Sorting;
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public class ParentIndexNumberComparerTests
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{
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private readonly IBaseItemComparer _cmp = new ParentIndexNumberComparer();
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private static TheoryData<BaseItem?, BaseItem?> Compare_GivenNull_ThrowsArgumentNullException_TestData()
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=> new()
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{
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{ null, new Audio() },
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{ new Audio(), null }
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};
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[Theory]
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[MemberData(nameof(Compare_GivenNull_ThrowsArgumentNullException_TestData))]
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public void Compare_GivenNull_ThrowsArgumentNullException(BaseItem? x, BaseItem? y)
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{
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Assert.Throws<ArgumentNullException>(() => _cmp.Compare(x, y));
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}
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[Theory]
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[InlineData(null, null, 0)]
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[InlineData(0, null, 1)]
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[InlineData(null, 0, -1)]
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[InlineData(1, 1, 0)]
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[InlineData(0, 1, -1)]
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[InlineData(1, 0, 1)]
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public void Compare_ValidIndices_SortsExpected(int? parentIndex1, int? parentIndex2, int expected)
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{
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BaseItem x = new Audio
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{
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ParentIndexNumber = parentIndex1
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};
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BaseItem y = new Audio
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{
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ParentIndexNumber = parentIndex2
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};
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Assert.Equal(expected, _cmp.Compare(x, y));
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Assert.Equal(-expected, _cmp.Compare(y, x));
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}
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}
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