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509 lines
18 KiB
Haxe
509 lines
18 KiB
Haxe
package funkin;
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import flixel.FlxG;
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import flixel.FlxState;
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import funkin.Conductor;
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import funkin.data.song.SongData.SongTimeChange;
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import funkin.util.Constants;
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import massive.munit.Assert;
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@:nullSafety
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@:access(funkin.Conductor)
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class ConductorTest extends FunkinTest
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{
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var conductorState:Null<ConductorState> = null;
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@Before
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function before()
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{
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FunkinAssert.initAssertTrace();
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resetGame();
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// The ConductorState will advance the conductor when step() is called.
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FlxG.switchState(conductorState = new ConductorState());
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Conductor.reset();
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}
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@Test
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function testDefaultValues():Void
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{
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// NOTE: Expected value comes first.
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Assert.areEqual([], Conductor.timeChanges);
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Assert.areEqual(null, Conductor.currentTimeChange);
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Assert.areEqual(0, Conductor.songPosition);
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Assert.areEqual(Constants.DEFAULT_BPM, Conductor.bpm);
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Assert.areEqual(null, Conductor.bpmOverride);
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Assert.areEqual(600, Conductor.beatLengthMs);
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Assert.areEqual(4, Conductor.timeSignatureNumerator);
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Assert.areEqual(4, Conductor.timeSignatureDenominator);
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Assert.areEqual(0, Conductor.currentBeat);
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Assert.areEqual(0, Conductor.currentStep);
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Assert.areEqual(0.0, Conductor.currentStepTime);
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Assert.areEqual(150, Conductor.stepLengthMs);
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}
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/**
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* Tests implementation of `update()`, and how it affects
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* `currentBeat`, `currentStep`, `currentStepTime`, and the `beatHit` and `stepHit` signals.
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*/
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@Test
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function testUpdate():Void
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{
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var currentConductorState:Null<ConductorState> = conductorState;
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Assert.isNotNull(currentConductorState);
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Assert.areEqual(0, Conductor.songPosition);
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step(); // 1
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var BPM_100_STEP_TIME = 1 / 9;
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 1, Conductor.songPosition);
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Assert.areEqual(0, Conductor.currentBeat);
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Assert.areEqual(0, Conductor.currentStep);
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FunkinAssert.areNear(1 / 9, Conductor.currentStepTime);
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step(7); // 8
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 8, Conductor.songPosition);
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Assert.areEqual(0, Conductor.currentBeat);
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Assert.areEqual(0, Conductor.currentStep);
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FunkinAssert.areNear(8 / 9, Conductor.currentStepTime);
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Assert.areEqual(0, currentConductorState.beatsHit);
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Assert.areEqual(0, currentConductorState.stepsHit);
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step(); // 9
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Assert.areEqual(0, currentConductorState.beatsHit);
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Assert.areEqual(1, currentConductorState.stepsHit);
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currentConductorState.beatsHit = 0;
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currentConductorState.stepsHit = 0;
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 9, Conductor.songPosition);
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Assert.areEqual(0, Conductor.currentBeat);
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Assert.areEqual(1, Conductor.currentStep);
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FunkinAssert.areNear(1.0, Conductor.currentStepTime);
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step(35 - 9); // 35
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Assert.areEqual(0, currentConductorState.beatsHit);
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Assert.areEqual(2, currentConductorState.stepsHit);
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currentConductorState.beatsHit = 0;
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currentConductorState.stepsHit = 0;
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 35, Conductor.songPosition);
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Assert.areEqual(0, Conductor.currentBeat);
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Assert.areEqual(3, Conductor.currentStep);
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FunkinAssert.areNear(3.0 + 8 / 9, Conductor.currentStepTime);
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step(); // 36
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Assert.areEqual(1, currentConductorState.beatsHit);
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Assert.areEqual(1, currentConductorState.stepsHit);
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currentConductorState.beatsHit = 0;
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currentConductorState.stepsHit = 0;
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 36, Conductor.songPosition);
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Assert.areEqual(1, Conductor.currentBeat);
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Assert.areEqual(4, Conductor.currentStep);
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FunkinAssert.areNear(4.0, Conductor.currentStepTime);
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step(50 - 36); // 50
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 50, Conductor.songPosition);
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Assert.areEqual(1, Conductor.currentBeat);
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Assert.areEqual(5, Conductor.currentStep);
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FunkinAssert.areNear(5.555555, Conductor.currentStepTime);
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step(49); // 99
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 99, Conductor.songPosition);
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Assert.areEqual(2, Conductor.currentBeat);
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Assert.areEqual(11, Conductor.currentStep);
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FunkinAssert.areNear(11.0, Conductor.currentStepTime);
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step(1); // 100
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 100, Conductor.songPosition);
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Assert.areEqual(2, Conductor.currentBeat);
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Assert.areEqual(11, Conductor.currentStep);
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FunkinAssert.areNear(11.111111, Conductor.currentStepTime);
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}
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@Test
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function testUpdateForcedBPM():Void
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{
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Conductor.forceBPM(60);
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Assert.areEqual(0, Conductor.songPosition);
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// 60 beats per minute = 1 beat per second
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// 1 beat per second = 1/60 beats per frame = 4/60 steps per frame
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step(); // Advances time 1/60 of 1 second.
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 1, Conductor.songPosition);
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Assert.areEqual(0, Conductor.currentBeat);
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Assert.areEqual(0, Conductor.currentStep);
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FunkinAssert.areNear(4 / 60, Conductor.currentStepTime); // 1/60 of 1 beat = 4/60 of 1 step
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step(14 - 1); // 14
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 14, Conductor.songPosition);
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Assert.areEqual(0, Conductor.currentBeat);
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Assert.areEqual(0, Conductor.currentStep);
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FunkinAssert.areNear(1.0 - 4 / 60, Conductor.currentStepTime); // 1/60 of 1 beat = 4/60 of 1 step
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step(); // 15
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 15, Conductor.songPosition);
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Assert.areEqual(0, Conductor.currentBeat);
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Assert.areEqual(1, Conductor.currentStep);
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FunkinAssert.areNear(1.0, Conductor.currentStepTime); // 1/60 of 1 beat = 4/60 of 1 step
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step(45 - 1); // 59
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 59, Conductor.songPosition);
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Assert.areEqual(0, Conductor.currentBeat);
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Assert.areEqual(3, Conductor.currentStep);
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FunkinAssert.areNear(4.0 - 4 / 60, Conductor.currentStepTime);
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step(); // 60
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 60, Conductor.songPosition);
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Assert.areEqual(1, Conductor.currentBeat);
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Assert.areEqual(4, Conductor.currentStep);
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FunkinAssert.areNear(4.0, Conductor.currentStepTime);
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step(); // 61
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 61, Conductor.songPosition);
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Assert.areEqual(1, Conductor.currentBeat);
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Assert.areEqual(4, Conductor.currentStep);
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FunkinAssert.areNear(4.0 + 4 / 60, Conductor.currentStepTime);
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}
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@Test
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function testSingleTimeChange():Void
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{
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// Start the song with a BPM of 120.
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var songTimeChanges:Array<SongTimeChange> = [new SongTimeChange(0, 120)];
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Conductor.mapTimeChanges(songTimeChanges);
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// All should be at 0.
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FunkinAssert.areNear(0, Conductor.songPosition);
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Assert.areEqual(0, Conductor.currentBeat);
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Assert.areEqual(0, Conductor.currentStep);
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FunkinAssert.areNear(0.0, Conductor.currentStepTime); // 2/120 of 1 beat = 8/120 of 1 step
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// 120 beats per minute = 2 beat per second
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// 2 beat per second = 2/60 beats per frame = 16/120 steps per frame
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step(); // Advances time 1/60 of 1 second.
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 1, Conductor.songPosition);
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Assert.areEqual(0, Conductor.currentBeat);
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Assert.areEqual(0, Conductor.currentStep);
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FunkinAssert.areNear(16 / 120, Conductor.currentStepTime); // 2/120 of 1 beat = 8/120 of 1 step
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step(15 - 1); // 15
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 15, Conductor.songPosition);
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Assert.areEqual(0, Conductor.currentBeat);
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Assert.areEqual(2, Conductor.currentStep);
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FunkinAssert.areNear(2.0, Conductor.currentStepTime); // 2/60 of 1 beat = 8/60 of 1 step
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step(45 - 1); // 59
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 59, Conductor.songPosition);
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Assert.areEqual(1, Conductor.currentBeat);
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Assert.areEqual(7, Conductor.currentStep);
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FunkinAssert.areNear(7.0 + 104 / 120, Conductor.currentStepTime);
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step(); // 60
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 60, Conductor.songPosition);
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Assert.areEqual(2, Conductor.currentBeat);
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Assert.areEqual(8, Conductor.currentStep);
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FunkinAssert.areNear(8.0, Conductor.currentStepTime);
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step(); // 61
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 61, Conductor.songPosition);
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Assert.areEqual(2, Conductor.currentBeat);
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Assert.areEqual(8, Conductor.currentStep);
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FunkinAssert.areNear(8.0 + 8 / 60, Conductor.currentStepTime);
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}
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@Test
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function testDoubleTimeChange():Void
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{
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// Start the song with a BPM of 120.
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var songTimeChanges:Array<SongTimeChange> = [new SongTimeChange(0, 120), new SongTimeChange(3000, 90)];
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Conductor.mapTimeChanges(songTimeChanges);
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// All should be at 0.
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FunkinAssert.areNear(0, Conductor.songPosition);
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Assert.areEqual(0, Conductor.currentBeat);
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Assert.areEqual(0, Conductor.currentStep);
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FunkinAssert.areNear(0.0, Conductor.currentStepTime); // 2/120 of 1 beat = 8/120 of 1 step
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// 120 beats per minute = 2 beat per second
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// 2 beat per second = 2/60 beats per frame = 16/120 steps per frame
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step(); // Advances time 1/60 of 1 second.
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 1, Conductor.songPosition);
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Assert.areEqual(0, Conductor.currentBeat);
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Assert.areEqual(0, Conductor.currentStep);
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FunkinAssert.areNear(16 / 120, Conductor.currentStepTime); // 4/120 of 1 beat = 16/120 of 1 step
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step(60 - 1 - 1); // 59
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 59, Conductor.songPosition);
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Assert.areEqual(1, Conductor.currentBeat);
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Assert.areEqual(7, Conductor.currentStep);
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FunkinAssert.areNear(7.0 + 104 / 120, Conductor.currentStepTime);
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step(); // 60
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 60, Conductor.songPosition);
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Assert.areEqual(2, Conductor.currentBeat);
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Assert.areEqual(8, Conductor.currentStep);
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FunkinAssert.areNear(8.0, Conductor.currentStepTime);
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step(); // 61
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 61, Conductor.songPosition);
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Assert.areEqual(2, Conductor.currentBeat);
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Assert.areEqual(8, Conductor.currentStep);
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FunkinAssert.areNear(8.0 + 8 / 60, Conductor.currentStepTime);
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step(179 - 61); // 179
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 179, Conductor.songPosition);
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Assert.areEqual(5, Conductor.currentBeat);
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Assert.areEqual(23, Conductor.currentStep);
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FunkinAssert.areNear(23.0 + 52 / 60, Conductor.currentStepTime);
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step(); // 180 (3 seconds)
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 180, Conductor.songPosition);
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Assert.areEqual(6, Conductor.currentBeat);
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Assert.areEqual(24, Conductor.currentStep);
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FunkinAssert.areNear(24.0, Conductor.currentStepTime);
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step(); // 181 (3 + 1/60 seconds)
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// BPM has switched to 90!
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// 90 beats per minute = 1.5 beat per second
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// 1.5 beat per second = 1.5/60 beats per frame = 3/120 beats per frame
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// = 12/120 steps per frame
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 181, Conductor.songPosition);
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Assert.areEqual(6, Conductor.currentBeat);
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Assert.areEqual(24, Conductor.currentStep);
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FunkinAssert.areNear(24.0 + 12 / 120, Conductor.currentStepTime);
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step(59); // 240 (4 seconds)
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 240, Conductor.songPosition);
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Assert.areEqual(7, Conductor.currentBeat);
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Assert.areEqual(30, Conductor.currentStep);
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FunkinAssert.areNear(30.0, Conductor.currentStepTime);
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step(); // 241 (4 + 1/60 seconds)
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 241, Conductor.songPosition);
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Assert.areEqual(7, Conductor.currentBeat);
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Assert.areEqual(30, Conductor.currentStep);
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FunkinAssert.areNear(30.0 + 12 / 120, Conductor.currentStepTime);
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}
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@Test
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function testTripleTimeChange():Void
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{
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// Start the song with a BPM of 120, then move to 90, then move to 180.
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var songTimeChanges:Array<SongTimeChange> = [
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new SongTimeChange(0, 120),
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new SongTimeChange(3000, 90),
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new SongTimeChange(6000, 180)
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];
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Conductor.mapTimeChanges(songTimeChanges);
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// Verify time changes.
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Assert.areEqual(3, Conductor.timeChanges.length);
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FunkinAssert.areNear(0, Conductor.timeChanges[0].beatTime);
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FunkinAssert.areNear(6, Conductor.timeChanges[1].beatTime);
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FunkinAssert.areNear(10.5, Conductor.timeChanges[2].beatTime);
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// All should be at 0.
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FunkinAssert.areNear(0, Conductor.songPosition);
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Assert.areEqual(0, Conductor.currentBeat);
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Assert.areEqual(0, Conductor.currentStep);
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FunkinAssert.areNear(0.0, Conductor.currentStepTime); // 2/120 of 1 beat = 8/120 of 1 step
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// 120 beats per minute = 2 beat per second
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// 2 beat per second = 2/60 beats per frame = 16/120 steps per frame
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step(); // Advances time 1/60 of 1 second.
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 1, Conductor.songPosition);
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Assert.areEqual(0, Conductor.currentBeat);
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Assert.areEqual(0, Conductor.currentStep);
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FunkinAssert.areNear(16 / 120, Conductor.currentStepTime); // 4/120 of 1 beat = 16/120 of 1 step
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step(60 - 1 - 1); // 59
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 59, Conductor.songPosition);
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Assert.areEqual(1, Conductor.currentBeat);
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Assert.areEqual(7, Conductor.currentStep);
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FunkinAssert.areNear(7 + 104 / 120, Conductor.currentStepTime);
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step(); // 60
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 60, Conductor.songPosition);
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Assert.areEqual(2, Conductor.currentBeat);
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Assert.areEqual(8, Conductor.currentStep);
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FunkinAssert.areNear(8.0, Conductor.currentStepTime);
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step(); // 61
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 61, Conductor.songPosition);
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Assert.areEqual(2, Conductor.currentBeat);
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Assert.areEqual(8, Conductor.currentStep);
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FunkinAssert.areNear(8.0 + 8 / 60, Conductor.currentStepTime);
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step(179 - 61); // 179
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 179, Conductor.songPosition);
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Assert.areEqual(5, Conductor.currentBeat);
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Assert.areEqual(23, Conductor.currentStep);
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FunkinAssert.areNear(23.0 + 52 / 60, Conductor.currentStepTime);
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step(); // 180 (3 seconds)
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 180, Conductor.songPosition);
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Assert.areEqual(6, Conductor.currentBeat);
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Assert.areEqual(24, Conductor.currentStep); // 23.999 => 24
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FunkinAssert.areNear(24.0, Conductor.currentStepTime);
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step(); // 181 (3 + 1/60 seconds)
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// BPM has switched to 90!
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// 90 beats per minute = 1.5 beat per second
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// 1.5 beat per second = 1.5/60 beats per frame = 3/120 beats per frame
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// = 12/120 steps per frame
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 181, Conductor.songPosition);
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Assert.areEqual(6, Conductor.currentBeat);
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Assert.areEqual(24, Conductor.currentStep);
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FunkinAssert.areNear(24.0 + 12 / 120, Conductor.currentStepTime);
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step(60 - 1 - 1); // 240 (4 seconds)
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 239, Conductor.songPosition);
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Assert.areEqual(7, Conductor.currentBeat);
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Assert.areEqual(29, Conductor.currentStep);
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FunkinAssert.areNear(29.0 + 108 / 120, Conductor.currentStepTime);
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step(); // 240 (4 seconds)
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 240, Conductor.songPosition);
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Assert.areEqual(7, Conductor.currentBeat);
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Assert.areEqual(30, Conductor.currentStep);
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FunkinAssert.areNear(30.0, Conductor.currentStepTime);
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step(); // 241 (4 + 1/60 seconds)
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 241, Conductor.songPosition);
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Assert.areEqual(7, Conductor.currentBeat);
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Assert.areEqual(30, Conductor.currentStep);
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FunkinAssert.areNear(30.0 + 12 / 120, Conductor.currentStepTime);
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step(359 - 241); // 359 (5 + 59/60 seconds)
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 359, Conductor.songPosition);
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Assert.areEqual(10, Conductor.currentBeat);
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Assert.areEqual(41, Conductor.currentStep);
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FunkinAssert.areNear(41 + 108 / 120, Conductor.currentStepTime);
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step(); // 360
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FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 360, Conductor.songPosition);
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Assert.areEqual(10, Conductor.currentBeat);
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Assert.areEqual(42, Conductor.currentStep); // 41.999
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FunkinAssert.areNear(42.0, Conductor.currentStepTime);
|
|
|
|
step(); // 361
|
|
// BPM has switched to 180!
|
|
// 180 beats per minute = 3 beat per second
|
|
// 3 beat per second = 3/60 beats per frame
|
|
// = 12/60 steps per frame
|
|
|
|
FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 361, Conductor.songPosition);
|
|
Assert.areEqual(10, Conductor.currentBeat);
|
|
Assert.areEqual(42, Conductor.currentStep);
|
|
FunkinAssert.areNear(42.0 + 12 / 60, Conductor.currentStepTime);
|
|
|
|
step(); // 362
|
|
|
|
FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 362, Conductor.songPosition);
|
|
Assert.areEqual(10, Conductor.currentBeat);
|
|
Assert.areEqual(42, Conductor.currentStep);
|
|
FunkinAssert.areNear(42.0 + 24 / 60, Conductor.currentStepTime);
|
|
|
|
step(3); // 365
|
|
|
|
FunkinAssert.areNear(FunkinTest.MS_PER_STEP * 365, Conductor.songPosition);
|
|
Assert.areEqual(10, Conductor.currentBeat);
|
|
Assert.areEqual(43, Conductor.currentStep); // 42.999 => 42
|
|
FunkinAssert.areNear(43.0, Conductor.currentStepTime);
|
|
}
|
|
}
|
|
|
|
class ConductorState extends FlxState
|
|
{
|
|
public var beatsHit:Int = 0;
|
|
public var stepsHit:Int = 0;
|
|
|
|
public function new()
|
|
{
|
|
super();
|
|
}
|
|
|
|
function beatHit():Void
|
|
{
|
|
beatsHit += 1;
|
|
}
|
|
|
|
function stepHit():Void
|
|
{
|
|
stepsHit += 1;
|
|
}
|
|
|
|
public override function create():Void
|
|
{
|
|
super.create();
|
|
Conductor.beatHit.add(this.beatHit);
|
|
Conductor.stepHit.add(this.stepHit);
|
|
}
|
|
|
|
public override function destroy():Void
|
|
{
|
|
super.destroy();
|
|
Conductor.beatHit.remove(this.beatHit);
|
|
Conductor.stepHit.remove(this.stepHit);
|
|
}
|
|
|
|
public override function update(elapsed:Float)
|
|
{
|
|
super.update(elapsed);
|
|
|
|
// On each step, increment the Conductor as though the song was playing.
|
|
Conductor.update(Conductor.songPosition + elapsed * Constants.MS_PER_SEC);
|
|
}
|
|
}
|