mirror of
https://github.com/Tonejs/Tone.js
synced 2024-12-29 04:53:10 +00:00
283 lines
7.5 KiB
JavaScript
283 lines
7.5 KiB
JavaScript
import BasicTests from "helper/Basic";
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import OmniOscillator from "Tone/source/OmniOscillator";
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import Offline from "helper/Offline";
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import SourceTests from "helper/SourceTests";
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import OscillatorTests from "helper/OscillatorTests";
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import OutputAudio from "helper/OutputAudio";
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import CompareToFile from "helper/CompareToFile";
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describe("OmniOscillator", function(){
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//run the common tests
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BasicTests(OmniOscillator);
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SourceTests(OmniOscillator);
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OscillatorTests(OmniOscillator);
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it("matches a file", function(){
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return CompareToFile(function(){
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var osc = new OmniOscillator(220, "fmsquare").toMaster();
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osc.start(0.1).stop(0.2);
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}, "omniOscillator.wav", 1.6);
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});
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context("Sound", function(){
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it("makes a sound", function(){
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return OutputAudio(function(){
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var osc = new OmniOscillator();
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osc.toMaster();
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osc.start();
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});
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});
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it("makes a sound when set to square", function(){
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return OutputAudio(function(){
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var osc = new OmniOscillator(440, "square");
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osc.toMaster();
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osc.start();
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});
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});
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it("makes a sound when set to pulse", function(){
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return OutputAudio(function(){
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var osc = new OmniOscillator(440, "pulse");
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osc.toMaster();
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osc.start();
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});
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});
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it("makes a sound when set to pwm", function(){
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return OutputAudio(function(){
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var osc = new OmniOscillator(440, "pwm");
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osc.toMaster();
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osc.start();
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});
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});
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it("makes a sound when set to fm", function(){
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return OutputAudio(function(){
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var osc = new OmniOscillator(440, "fmsquare");
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osc.toMaster();
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osc.start();
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});
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});
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it("makes a sound when set to am", function(){
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return OutputAudio(function(){
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var osc = new OmniOscillator(440, "amsine");
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osc.toMaster();
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osc.start();
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});
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});
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it("makes a sound when set to fat", function(){
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return OutputAudio(function(){
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var osc = new OmniOscillator(440, "fatsawtooth");
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osc.toMaster();
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osc.start();
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});
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});
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it("can switch type after playing", function(){
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return OutputAudio(function(){
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var osc = new OmniOscillator(440, "amsine");
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osc.toMaster();
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osc.start();
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osc.type = "fmsine";
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});
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});
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});
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context("Type", function(){
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it("can get and set the type", function(){
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var osc = new OmniOscillator({
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"type" : "sawtooth",
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});
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expect(osc.type).to.equal("sawtooth");
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osc.dispose();
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});
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it("handles various types", function(){
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var osc = new OmniOscillator();
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var types = ["triangle3", "sine", "pulse", "pwm", "amsine4", "fatsquare2", "fmsawtooth"];
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for (var i = 0; i < types.length; i++){
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osc.type = types[i];
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expect(osc.type).to.equal(types[i]);
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}
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osc.dispose();
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});
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it("throws an error if invalid type is set", function(){
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var osc = new OmniOscillator();
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expect(function(){
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osc.type = "invalid";
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}).to.throw(Error);
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osc.dispose();
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});
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it("can set extended types", function(){
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var osc = new OmniOscillator();
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osc.type = "sine5";
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expect(osc.type).to.equal("sine5");
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osc.type = "triangle2";
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expect(osc.type).to.equal("triangle2");
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osc.dispose();
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});
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it("can set the modulation frequency only when type is pwm", function(){
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var omni = new OmniOscillator();
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omni.type = "pwm";
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expect(function(){
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omni.modulationFrequency.value = 0.2;
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}).to.not.throw(Error);
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omni.type = "pulse";
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expect(function(){
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omni.modulationFrequency.value = 0.2;
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}).to.throw(Error);
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omni.dispose();
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});
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it("can set the modulation width only when type is pulse", function(){
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var omni = new OmniOscillator();
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omni.type = "pulse";
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expect(function(){
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omni.width.value = 0.2;
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}).to.not.throw(Error);
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omni.type = "sine";
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expect(function(){
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omni.width.value = 0.2;
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}).to.throw(Error);
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omni.dispose();
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});
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it("can be set to an FM oscillator", function(){
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var omni = new OmniOscillator();
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omni.set({
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"type" : "fmsquare2",
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"modulationIndex" : 2
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});
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expect(omni.type).to.equal("fmsquare2");
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expect(omni.modulationIndex.value).to.equal(2);
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omni.dispose();
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});
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it("can be set to an AM oscillator", function(){
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var omni = new OmniOscillator();
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omni.set("type", "amsquare");
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omni.modulationType = "sawtooth2";
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expect(omni.type).to.equal("amsquare");
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expect(omni.modulationType).to.equal("sawtooth2");
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omni.dispose();
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});
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it("can be set to an FatOscillator", function(){
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var omni = new OmniOscillator({
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"type" : "fatsquare2",
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"count" : 4,
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"spread" : 25
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});
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expect(omni.type).to.equal("fatsquare2");
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expect(omni.count).to.equal(4);
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expect(omni.spread).to.equal(25);
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omni.dispose();
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});
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it("can get/set the partialCount", function(){
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var omni = new OmniOscillator({
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"type" : "square2",
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});
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expect(omni.partialCount).to.equal(2);
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omni.partialCount = 3;
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expect(omni.partialCount).to.equal(3);
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expect(omni.type).to.equal("square3");
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omni.dispose();
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});
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it("can get/set the sourceType", function(){
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var omni = new OmniOscillator({
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type : "fatsquare3"
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});
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expect(omni.type).to.equal("fatsquare3");
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expect(omni.sourceType).to.equal("fat");
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omni.sourceType = "oscillator";
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expect(omni.sourceType).to.equal("oscillator");
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expect(omni.type).to.equal("square3");
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omni.sourceType = "pulse";
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expect(omni.sourceType).to.equal("pulse");
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expect(omni.type).to.equal("pulse");
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omni.sourceType = "fm";
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expect(omni.sourceType).to.equal("fm");
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expect(omni.type).to.equal("fmsine");
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omni.sourceType = "pwm";
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expect(omni.sourceType).to.equal("pwm");
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expect(omni.type).to.equal("pwm");
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omni.sourceType = "am";
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expect(omni.sourceType).to.equal("am");
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expect(omni.type).to.equal("amsine");
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omni.sourceType = "fat";
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expect(omni.type).to.equal("fatsine");
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omni.dispose();
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});
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it("can get/set the baseType", function(){
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var omni = new OmniOscillator({
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type : "fatsquare3"
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});
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expect(omni.type).to.equal("fatsquare3");
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expect(omni.sourceType).to.equal("fat");
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expect(omni.baseType).to.equal("square");
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expect(omni.partialCount).to.equal(3);
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omni.partialCount = 2;
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expect(omni.type).to.equal("fatsquare2");
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omni.type = "amsine";
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expect(omni.baseType).to.equal("sine");
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omni.baseType = "square";
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expect(omni.type).to.equal("amsquare");
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omni.type = "pwm";
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expect(omni.baseType).to.equal("pwm");
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omni.type = "triangle4";
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expect(omni.baseType).to.equal("triangle");
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omni.baseType = "square";
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expect(omni.type).to.equal("square4");
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omni.dispose();
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});
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it("can set a FM oscillator with partials", function(){
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var omni = new OmniOscillator({
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"detune" : 4,
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"type" : "fmcustom",
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"partials" : [2, 1, 2, 2],
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"phase" : 120,
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"volume" : -2,
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"harmonicity" : 2
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});
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expect(omni.volume.value).to.be.closeTo(-2, 0.01);
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expect(omni.detune.value).to.be.closeTo(4, 0.01);
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expect(omni.phase).to.be.closeTo(120, 0.01);
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expect(omni.type).to.be.equal("fmcustom");
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expect(omni.partials).to.deep.equal([2, 1, 2, 2]);
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expect(omni.harmonicity.value).be.closeTo(2, 0.01);
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omni.dispose();
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});
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it("setting/getting values when the wrong type is set has no effect", function(){
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var omni = new OmniOscillator(440, "sine");
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omni.set({
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"modulationIndex" : 4,
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"harmonicity" : 3,
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});
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omni.spread = 40;
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expect(omni.spread).to.be.undefined;
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omni.count = 5;
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expect(omni.count).to.be.undefined;
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omni.modulationType = "sine";
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expect(omni.modulationType).to.be.undefined;
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expect(omni.modulationIndex).to.be.undefined;
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expect(omni.harmonicity).to.be.undefined;
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omni.dispose();
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});
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});
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});
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