Tone.js/test/instrument/PluckSynth.js

define(["Tone/instrument/PluckSynth", "helper/Basic",
	"helper/InstrumentTests", "helper/CompareToFile", "helper/Supports"],
function(PluckSynth, Basic, InstrumentTest, CompareToFile, Supports){

	describe("PluckSynth", function(){

		Basic(PluckSynth);

		InstrumentTest(PluckSynth, "C3");

		if (Supports.CHROME_AUDIO_RENDERING){
			it("matches a file", function(){
				return CompareToFile(function(){
					var synth = new PluckSynth().toMaster();
					synth.triggerAttack("C4");
				}, "pluckSynth.wav", 0.25);
			});
		}

		context("API", function(){

			it("can get and set resonance", function(){
				var pluck = new PluckSynth();
				pluck.resonance.value = 0.4;
				expect(pluck.resonance.value).to.be.closeTo(0.4, 0.001);
				pluck.dispose();
			});

			it("can get and set dampening", function(){
				var pluck = new PluckSynth();
				pluck.dampening.value = 2000;
				expect(pluck.dampening.value).to.be.closeTo(2000, 0.1);
				pluck.dispose();
			});

			it("can get and set the attackNoise", function(){
				var pluck = new PluckSynth();
				pluck.attackNoise = 0.2;
				expect(pluck.attackNoise).to.be.closeTo(0.2, 0.1);
				pluck.dispose();
			});

			it("can be constructed with an options object", function(){
				var pluck = new PluckSynth({
					"dampening" : 300
				});
				expect(pluck.dampening.value).to.be.closeTo(300, 0.1);
				pluck.dispose();
			});

			it("can be constructed with an options object", function(){
				var pluck = new PluckSynth({
					"resonance" : 0.5
				});
				expect(pluck.resonance.value).to.be.closeTo(0.5, 0.001);
				pluck.dispose();
			});

		});
	});
});