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osu-lazer/osu.Game.Tests/Editing/Checks/CheckBackgroundQualityTest.cs

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// Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
// See the LICENCE file in the repository root for full licence text.
using System;
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using System.IO;
using System.Linq;
using JetBrains.Annotations;
using Moq;
using NUnit.Framework;
using osu.Framework.Graphics.Textures;
using osu.Game.Beatmaps;
using osu.Game.Rulesets.Edit;
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using osu.Game.Rulesets.Edit.Checks;
using osu.Game.Rulesets.Objects;
namespace osu.Game.Tests.Editing.Checks
{
[TestFixture]
public class CheckBackgroundQualityTest
{
private CheckBackgroundQuality check;
private IBeatmap beatmap;
[SetUp]
public void Setup()
{
var file = CheckTestHelpers.CreateMockFile("jpg");
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check = new CheckBackgroundQuality();
beatmap = new Beatmap<HitObject>
{
BeatmapInfo = new BeatmapInfo
{
Metadata = new BeatmapMetadata { BackgroundFile = file.Filename },
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BeatmapSet = new BeatmapSetInfo
{
Files = { file }
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}
}
};
}
[Test]
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public void TestMissing()
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{
// While this is a problem, it is out of scope for this check and is caught by a different one.
beatmap.Metadata.BackgroundFile = string.Empty;
var context = getContext(null, new MemoryStream(Array.Empty<byte>()));
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Assert.That(check.Run(context), Is.Empty);
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}
[Test]
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public void TestAcceptable()
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{
var context = getContext(new Texture(1920, 1080));
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Assert.That(check.Run(context), Is.Empty);
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}
[Test]
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public void TestTooHighResolution()
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{
var context = getContext(new Texture(3840, 2160));
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var issues = check.Run(context).ToList();
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Assert.That(issues, Has.Count.EqualTo(1));
Assert.That(issues.Single().Template is CheckBackgroundQuality.IssueTemplateTooHighResolution);
}
[Test]
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public void TestLowResolution()
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{
var context = getContext(new Texture(640, 480));
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var issues = check.Run(context).ToList();
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Assert.That(issues, Has.Count.EqualTo(1));
Assert.That(issues.Single().Template is CheckBackgroundQuality.IssueTemplateLowResolution);
}
[Test]
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public void TestTooLowResolution()
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{
var context = getContext(new Texture(100, 100));
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var issues = check.Run(context).ToList();
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Assert.That(issues, Has.Count.EqualTo(1));
Assert.That(issues.Single().Template is CheckBackgroundQuality.IssueTemplateTooLowResolution);
}
[Test]
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public void TestTooUncompressed()
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{
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var context = getContext(new Texture(1920, 1080), new MemoryStream(new byte[1024 * 1024 * 3]));
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var issues = check.Run(context).ToList();
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Assert.That(issues, Has.Count.EqualTo(1));
Assert.That(issues.Single().Template is CheckBackgroundQuality.IssueTemplateTooUncompressed);
}
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[Test]
public void TestStreamClosed()
{
var background = new Texture(1920, 1080);
var stream = new Mock<MemoryStream>(new byte[1024 * 1024]);
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var context = getContext(background, stream.Object);
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Assert.That(check.Run(context), Is.Empty);
stream.Verify(x => x.Close(), Times.Once());
}
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private BeatmapVerifierContext getContext(Texture background, [CanBeNull] Stream stream = null)
{
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return new BeatmapVerifierContext(beatmap, getMockWorkingBeatmap(background, stream).Object);
}
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/// <summary>
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/// Returns the mock of the working beatmap with the given background and its file stream.
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/// </summary>
/// <param name="background">The texture of the background.</param>
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/// <param name="stream">The stream representing the background file.</param>
private Mock<IWorkingBeatmap> getMockWorkingBeatmap(Texture background, [CanBeNull] Stream stream = null)
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{
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stream ??= new MemoryStream(new byte[1024 * 1024]);
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var mock = new Mock<IWorkingBeatmap>();
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mock.SetupGet(w => w.Beatmap).Returns(beatmap);
mock.SetupGet(w => w.Background).Returns(background);
mock.Setup(w => w.GetStream(It.IsAny<string>())).Returns(stream);
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return mock;
}
}
}