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using System;
using Emby.Server.Implementations.Sorting;
using MediaBrowser.Controller.Entities;
using MediaBrowser.Controller.Entities.Movies;
using Xunit;
namespace Jellyfin.Server.Implementations.Tests.Sorting
{
public class PremiereDateComparerTests
{
private readonly PremiereDateComparer _cmp = new PremiereDateComparer();
[Theory]
[ClassData(typeof(PremiereDateTestData))]
public void PremiereDateCompareTest(BaseItem x, BaseItem y, int expected)
{
Assert.Equal(expected, _cmp.Compare(x, y));
Assert.Equal(-expected, _cmp.Compare(y, x));
}
private sealed class PremiereDateTestData : TheoryData<BaseItem, BaseItem, int>
{
public PremiereDateTestData()
{
// Happy case - Both have premier date
// Expected: x listed first
Add(
new Movie { PremiereDate = new DateTime(2018, 1, 1) },
new Movie { PremiereDate = new DateTime(2018, 1, 3) },
-1);
// Both have premiere date, but y has invalid date
// Expected: y listed first
Add(
new Movie { PremiereDate = new DateTime(2019, 1, 1) },
new Movie { PremiereDate = new DateTime(03, 1, 1) },
1);
// Only x has premiere date, with earlier year than y
// Expected: x listed first
Add(
new Movie { PremiereDate = new DateTime(2020, 1, 1) },
new Movie { ProductionYear = 2021 },
-1);
// Only x has premiere date, with same year as y
// Expected: y listed first
Add(
new Movie { PremiereDate = new DateTime(2022, 1, 2) },
new Movie { ProductionYear = 2022 },
1);
// Only x has a premiere date, with later year than y
// Expected: y listed first
Add(
new Movie { PremiereDate = new DateTime(2024, 3, 1) },
new Movie { ProductionYear = 2023 },
1);
// Only x has a premiere date, y has an invalid year
// Expected: y listed first
Add(
new Movie { PremiereDate = new DateTime(2025, 1, 1) },
new Movie { ProductionYear = 0 },
1);
// Only x has a premiere date, y has neither date nor year
// Expected: y listed first
Add(
new Movie { PremiereDate = new DateTime(2026, 1, 1) },
new Movie(),
1);
}
}
}
}
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