mirror of
https://github.com/zoriya/Kyoo.git
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96 lines
2.5 KiB
C#
96 lines
2.5 KiB
C#
// Kyoo - A portable and vast media library solution.
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// Copyright (c) Kyoo.
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//
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// See AUTHORS.md and LICENSE file in the project root for full license information.
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//
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// Kyoo is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// any later version.
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//
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// Kyoo is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Kyoo. If not, see <https://www.gnu.org/licenses/>.
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using System;
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using System.Threading;
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using System.Threading.Tasks;
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using Kyoo.Utils;
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using Xunit;
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namespace Kyoo.Tests.Utility
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{
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public class TaskTests
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{
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[Fact]
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public async Task DefaultIfNullTest()
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{
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Assert.Equal(0, await TaskUtils.DefaultIfNull<int>(null));
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Assert.Equal(1, await TaskUtils.DefaultIfNull(Task.FromResult(1)));
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}
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[Fact]
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public async Task ThenTest()
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{
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await Assert.ThrowsAsync<ArgumentException>(() => Task.FromResult(1)
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.Then(_ => throw new ArgumentException()));
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Assert.Equal(1, await Task.FromResult(1)
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.Then(_ => { }));
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static async Task<int> Faulted()
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{
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await Task.Delay(1);
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throw new ArgumentException();
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}
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await Assert.ThrowsAsync<ArgumentException>(() => Faulted().Then(_ => KAssert.Fail()));
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static async Task<int> Infinite()
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{
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await Task.Delay(100000);
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return 1;
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}
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CancellationTokenSource token = new();
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token.Cancel();
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await Assert.ThrowsAsync<TaskCanceledException>(() => Task.Run(Infinite, token.Token)
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.Then(_ => { }));
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}
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[Fact]
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public async Task MapTest()
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{
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await Assert.ThrowsAsync<ArgumentException>(() => Task.FromResult(1)
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.Map<int, int>(_ => throw new ArgumentException()));
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Assert.Equal(2, await Task.FromResult(1)
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.Map(x => x + 1));
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static async Task<int> Faulted()
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{
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await Task.Delay(1);
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throw new ArgumentException();
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}
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await Assert.ThrowsAsync<ArgumentException>(() => Faulted()
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.Map(x =>
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{
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KAssert.Fail();
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return x;
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}));
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static async Task<int> Infinite()
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{
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await Task.Delay(100000);
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return 1;
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}
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CancellationTokenSource token = new();
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token.Cancel();
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await Assert.ThrowsAsync<TaskCanceledException>(() => Task.Run(Infinite, token.Token)
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.Map(x => x));
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}
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}
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}
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