diff --git a/osu.Game.Tests/Beatmaps/Formats/LegacyStoryboardDecoderTest.cs b/osu.Game.Tests/Beatmaps/Formats/LegacyStoryboardDecoderTest.cs index bcde899789..560e2ef894 100644 --- a/osu.Game.Tests/Beatmaps/Formats/LegacyStoryboardDecoderTest.cs +++ b/osu.Game.Tests/Beatmaps/Formats/LegacyStoryboardDecoderTest.cs @@ -149,5 +149,32 @@ public void TestDecodeOutOfRangeLoopAnimationType() Assert.AreEqual(AnimationLoopType.LoopForever, ((StoryboardAnimation)foreground.Elements[5]).LoopType); } } + + [Test] + public void TestDecodeLoopCount() + { + // all loop sequences in loop-count.osb have a total duration of 2000ms (fade in 0->1000ms, fade out 1000->2000ms). + const double loop_duration = 2000; + + var decoder = new LegacyStoryboardDecoder(); + + using (var resStream = TestResources.OpenResource("loop-count.osb")) + using (var stream = new LineBufferedReader(resStream)) + { + var storyboard = decoder.Decode(stream); + + StoryboardLayer background = storyboard.Layers.Single(l => l.Depth == 3); + + // stable ensures that any loop command executes at least once, even if the loop count specified in the .osb is zero or negative. + StoryboardSprite zeroTimes = background.Elements.OfType().Single(s => s.Path == "zero-times.png"); + Assert.That(zeroTimes.EndTime, Is.EqualTo(1000 + loop_duration)); + + StoryboardSprite oneTime = background.Elements.OfType().Single(s => s.Path == "one-time.png"); + Assert.That(oneTime.EndTime, Is.EqualTo(4000 + loop_duration)); + + StoryboardSprite manyTimes = background.Elements.OfType().Single(s => s.Path == "many-times.png"); + Assert.That(manyTimes.EndTime, Is.EqualTo(9000 + 40 * loop_duration)); + } + } } } diff --git a/osu.Game.Tests/Resources/loop-count.osb b/osu.Game.Tests/Resources/loop-count.osb new file mode 100644 index 0000000000..ec75e85ef1 --- /dev/null +++ b/osu.Game.Tests/Resources/loop-count.osb @@ -0,0 +1,15 @@ +osu file format v14 + +[Events] +Sprite,Background,TopCentre,"zero-times.png",320,240 + L,1000,0 + F,0,0,1000,0,1 + F,0,1000,2000,1,0 +Sprite,Background,TopCentre,"one-time.png",320,240 + L,4000,1 + F,0,0,1000,0,1 + F,0,1000,2000,1,0 +Sprite,Background,TopCentre,"many-times.png",320,240 + L,9000,40 + F,0,0,1000,0,1 + F,0,1000,2000,1,0