forked from LeenkxTeam/LNXSDK
122 lines
3.8 KiB
Haxe
122 lines
3.8 KiB
Haxe
package auratests;
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import utest.Assert;
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import kha.arrays.Float32Array;
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import aura.Aura;
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import aura.Types.Hertz;
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import aura.types.AudioBuffer;
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import aura.utils.BufferUtils;
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import Utils;
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class StaticValueGenerator extends aura.channels.generators.BaseGenerator {
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public var counter = 0;
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inline function new() {}
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public static function create(): BaseChannelHandle {
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return new BaseChannelHandle(new StaticValueGenerator());
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}
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function nextSamples(requestedSamples: AudioBuffer, sampleRate: Hertz) {
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for (i in 0...requestedSamples.channelLength) {
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for (c in 0...requestedSamples.numChannels) {
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requestedSamples.getChannelView(c)[i] = (++counter) / 4096;
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}
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}
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}
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}
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@:access(aura.Aura)
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class TestAura extends utest.Test {
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final staticInput = StaticValueGenerator.create();
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function setup() {
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staticInput.play();
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@:privateAccess (cast staticInput.channel: StaticValueGenerator).counter = 0;
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Aura.blockBufPos = 0;
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}
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function teardown() {
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staticInput.setMixChannel(null);
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}
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function test_audioCallback_zeroIfNoInput() {
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final compareArray = createEmptyF32Array(Aura.BLOCK_SIZE);
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final buffer = new kha.audio2.Buffer(Aura.BLOCK_SIZE, 2, 44100);
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fillBuffer(buffer.data, -1.0); // Poison buffer
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Aura.audioCallback(new kha.internal.IntBox(Aura.BLOCK_SIZE), buffer);
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assertEqualsFloat32Array(compareArray, buffer.data);
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}
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function test_audioCallback_zeroIfNoSampleCache() {
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final compareArray = createEmptyF32Array(Aura.BLOCK_SIZE);
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staticInput.setMixChannel(Aura.masterChannel);
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// Force sampleCache to be null
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Aura.p_samplesBuffer.set(null);
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kha.audio2.Audio.disableGcInteractions = true;
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final buffer = new kha.audio2.Buffer(Aura.BLOCK_SIZE, 2, 44100);
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fillBuffer(buffer.data, -1.0); // Poison buffer
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Aura.audioCallback(new kha.internal.IntBox(Aura.BLOCK_SIZE), buffer);
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assertEqualsFloat32Array(compareArray, buffer.data);
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}
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function test_audioCallback_contiguouslyWritesBlocksToOutput() {
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final numRequestedSamples = Aura.BLOCK_SIZE * 2 + 2;
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final compareArray = new Float32Array(numRequestedSamples);
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for (i in 0...compareArray.length) {
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compareArray[i] = (i + 1) / 4096;
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}
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staticInput.setMixChannel(Aura.masterChannel);
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final buffer = new kha.audio2.Buffer(numRequestedSamples, 2, 44100);
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fillBuffer(buffer.data, -1.0); // Poison buffer
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Aura.audioCallback(new kha.internal.IntBox(numRequestedSamples), buffer);
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assertEqualsFloat32Array(compareArray, buffer.data);
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}
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function test_audioCallback_splitLargeBlockOverMultipleCallbacks() {
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final numRequestedSamples = Std.int(Aura.BLOCK_SIZE / 2) - 2;
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final compareArray = new Float32Array(3 * numRequestedSamples);
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for (i in 0...compareArray.length) {
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compareArray[i] = (i + 1) / 4096;
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}
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staticInput.setMixChannel(Aura.masterChannel);
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final buffer = new kha.audio2.Buffer(numRequestedSamples, 2, 44100);
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fillBuffer(buffer.data, -1.0); // Poison buffer
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Aura.audioCallback(new kha.internal.IntBox(numRequestedSamples), buffer);
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assertEqualsFloat32Array(compareArray.subarray(0, numRequestedSamples), buffer.data);
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fillBuffer(buffer.data, -1.0); // Poison buffer
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Aura.audioCallback(new kha.internal.IntBox(numRequestedSamples), buffer);
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assertEqualsFloat32Array(compareArray.subarray(numRequestedSamples, numRequestedSamples * 2), buffer.data);
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fillBuffer(buffer.data, -1.0); // Poison buffer
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Aura.audioCallback(new kha.internal.IntBox(numRequestedSamples), buffer);
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assertEqualsFloat32Array(compareArray.subarray(numRequestedSamples * 2, numRequestedSamples * 3), buffer.data);
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}
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// TODO
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// function test_audioCallback_synchronizesMasterChannel() {}
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// function test_audioCallback_updatesTime() {}
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// function test_audioCallback_numChannelsOtherThanNUM_OUTPUT_CHANNELS() {
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// TODO this needs changes in the audio callback. Too dynamic? But Kha might request this...
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// }
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}
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