diff --git a/osu.Game.Tests/Beatmaps/Formats/LegacyStoryboardDecoderTest.cs b/osu.Game.Tests/Beatmaps/Formats/LegacyStoryboardDecoderTest.cs index 6e41043b0b..d9e80fa111 100644 --- a/osu.Game.Tests/Beatmaps/Formats/LegacyStoryboardDecoderTest.cs +++ b/osu.Game.Tests/Beatmaps/Formats/LegacyStoryboardDecoderTest.cs @@ -97,6 +97,25 @@ namespace osu.Game.Tests.Beatmaps.Formats } } + [Test] + public void TestCorrectAnimationStartTime() + { + var decoder = new LegacyStoryboardDecoder(); + + using (var resStream = TestResources.OpenResource("animation-starts-before-alpha.osb")) + using (var stream = new LineBufferedReader(resStream)) + { + var storyboard = decoder.Decode(stream); + + StoryboardLayer background = storyboard.Layers.Single(l => l.Depth == 3); + Assert.AreEqual(1, background.Elements.Count); + + Assert.AreEqual(2000, background.Elements[0].StartTime); + // This property should be used in DrawableStoryboardAnimation as a starting point for animation playback. + Assert.AreEqual(1000, (background.Elements[0] as StoryboardAnimation)?.EarliestTransformTime); + } + } + [Test] public void TestOutOfOrderStartTimes() { diff --git a/osu.Game.Tests/Resources/animation-starts-before-alpha.osb b/osu.Game.Tests/Resources/animation-starts-before-alpha.osb new file mode 100644 index 0000000000..ceef204f3f --- /dev/null +++ b/osu.Game.Tests/Resources/animation-starts-before-alpha.osb @@ -0,0 +1,5 @@ +[Events] +//Storyboard Layer 0 (Background) +Animation,Background,Centre,"img.jpg",320,240,2,150,LoopForever + S,0,1000,1500,0.08 // animation should start playing from this point in time.. + F,0,2000,,0,1 // .. not this point in time