Tone.js/test/component/MidSideCompressor.js

define(["Tone/component/MidSideCompressor", "helper/Basic", "helper/PassAudio", "helper/PassAudioStereo", "helper/Test"], 
	function(MidSideCompressor, Basic, PassAudio, PassAudioStereo, Test){
		describe("MidSideCompressor", function(){

			Basic(MidSideCompressor);

			context("Compression", function(){

				it("handles input and output connections", function(){
					var comp = new MidSideCompressor();
					Test.connect(comp);
					comp.connect(Test);
					comp.dispose();
				});

				it("passes the incoming signal through", function(){
					return PassAudio(function(input){
						var comp = new MidSideCompressor().toMaster();
						input.connect(comp);
					});
				});

				it("passes the incoming stereo signal through", function(){
					return PassAudioStereo(function(input){
						var comp = new MidSideCompressor().toMaster();
						input.connect(comp);
					});
				});

				it("can be get and set through object", function(){
					var comp = new MidSideCompressor();
					var values = {
						"mid" : {
							"ratio" : 16,
							"threshold" : -30,
						},
						"side" : {
							"release" : 0.5,
							"attack" : 0.03,
							"knee" : 20
						}
					};
					comp.set(values);
					expect(comp.get()).to.have.keys(["mid", "side"]);
					expect(comp.get().mid.ratio).be.closeTo(16, 0.01);
					expect(comp.get().side.release).be.closeTo(0.5, 0.01);
					comp.dispose();
				});

				it("can be constructed with an options object", function(){
					var comp = new MidSideCompressor({
						"mid" : {
							"ratio" : 16,
							"threshold" : -30,
						},
						"side" : {
							"release" : 0.5,
							"attack" : 0.03,
							"knee" : 20
						}
					});
					expect(comp.mid.ratio.value).be.closeTo(16, 0.01);
					expect(comp.mid.threshold.value).be.closeTo(-30, 0.01);
					expect(comp.side.release.value).be.closeTo(0.5, 0.01);
					expect(comp.side.attack.value).be.closeTo(0.03, 0.01);
					comp.dispose();
				});
			});
		});
	});