Tone.js/test/core/Buffers.js

define(["Test", "Tone/core/Buffers", "Tone/core/Buffer"], function (Test, Buffers, Buffer) {
	
	if (window.__karma__){
		Buffers.baseUrl = "/base/test/";
	}

	var testFile = "./audio/sine.wav";
	var testFile2 = "./audio/hh.wav";

	describe("Buffers", function(){
		it ("can be created and disposed", function(){
			var buff = new Buffers(testFile);
			buff.dispose();
			Test.wasDisposed(buff);
		});


		it("loads a file from an object string", function(done){
			var buffer = new Buffers({
				"sine" : testFile
			}, function(buff){
				expect(buff).to.be.instanceof(Buffers);
				buffer.dispose();
				done();
			});
		});

		it("loads a file from an array", function(done){
			var buffer = new Buffers([testFile], function(buff){
				expect(buff).to.be.instanceof(Buffers);
				buffer.dispose();
				done();
			});
		});

		it("can get a buffer loaded from an object", function(done){
			var buffer = new Buffers({
				"sine" : testFile,
				"kick" : testFile2
			}, function(buff){
				expect(buff.get("kick")).to.be.instanceof(Buffer);
				buffer.dispose();
				done();
			});
		});

		it("tests if it has a buffer", function(done){
			var buffer = new Buffers({
				"sine" : testFile,
				"kick" : testFile2
			}, function(buff){
				expect(buffer.has("kick")).to.be.true;
				expect(buffer.has("sine")).to.be.true;
				expect(buffer.has("nope")).to.be.false;
				buffer.dispose();
				done();
			});
		});

		it("can pass in buffers as object and options object in second arg", function(done){
			var buffer = new Buffers({
				"sine" : "sine.wav"
			}, {
				"onload" : function(){
					expect(buffer.has("sine")).to.be.true;
					buffer.dispose();
					done();
				},
				"baseUrl" : "./audio/"
			});
		});

		it("reports itself as loaded", function(done){
			var buffer = new Buffers({
				"sine" : testFile,
				"kick" : testFile2
			}, function(buff){
				expect(buffer.loaded).to.be.true;
				buffer.dispose();
				done();
			});
			expect(buffer.loaded).to.be.false;
		});

		it("can get a buffer loaded from an array", function(done){
			var buffer = new Buffers([testFile, testFile2], function(buff){
				expect(buff.get(0)).to.be.instanceof(Buffer);
				expect(buff.get(1)).to.be.instanceof(Buffer);
				buffer.dispose();
				done();
			});
		});

		it("can load from a base url", function(done){
			var buffer = new Buffers(["hh.wav"], function(buff){
				expect(buff.get(0)).to.be.instanceof(Buffer);
				buffer.dispose();
				done();
			}, "./audio/");
		});

		it("can add a buffer", function(done){
			var buffer = new Buffers();
			buffer.add("name", testFile, function(){
				expect(buffer.get("name")).to.be.instanceof(Buffer);
				buffer.dispose();
				done();
			});
		});

		it("can add a buffer url", function(done){
			var buffer = new Buffers();
			buffer.add("name", testFile, function(){
				expect(buffer.get("name")).to.be.instanceof(Buffer);
				buffer.dispose();
				done();
			});
		});

		it("throws an error if no buffer exists with that name or index", function(){
			var buffer = new Buffers();
			expect(function(){
				buffer.get("nope");
			}).to.throw(Error);
			buffer.dispose();
		});

		it("can add a Tone.Buffer", function(){
			var buff = new Buffer();
			var buffer = new Buffers();
			buffer.add("name", buff);
			expect(buffer.get("name")).to.equal(buff);
		});

		it("can add an AudioBuffer", function(done){
			Buffer.load(testFile, function(buff){
				var buffer = new Buffers();
				buffer.add("name", buff);
				expect(buffer.get("name").get()).to.equal(buff);
				done();
			})
		});

		it("can be constructed with Tone.Buffers", function(){
			var buff = new Buffer();
			var buffer = new Buffers({
				"buff" : buff
			});
			expect(buffer.get("buff")).to.equal(buff);
		});

	});
});