(Gsoc'21)➕Added tests for audiocontext.js, Gain.js

Author: satyasaibhushan

test/tests.js

@@ -1,8 +1,10 @@
 import('./tests/main.js');
 import('./tests/p5.Helpers.js');
 import('./tests/p5.Distortion.js');
+import('./tests/p5.AudioContext.js');
 import('./tests/p5.Effect.js');
 import('./tests/p5.Filter.js');
+import('./tests/p5.Gain.js');
 import('./tests/p5.FFT.js');
 import('./tests/p5.Compressor.js');
 import('./tests/p5.EQ.js');

test/tests/p5.AudioContext.js

@@ -0,0 +1,21 @@
+const expect = chai.expect;
+
+describe('p5.AudioContext', function () {
+  describe('getAudioContext', function () {
+    it('returns a audioContext', function () {
+      let audioContext = p5.prototype.getAudioContext();
+      expect(audioContext).to.have.property('baseLatency').to.be.an('number');
+      expect(audioContext).to.have.property('destination');
+      expect(audioContext).to.have.property('state').to.be.an('string');
+    });
+  });
+
+  describe('userStartAudio', function () {
+    it('can get initialized and returns a promise', function (done) {
+      let startAudio = p5.prototype.userStartAudio();
+      startAudio.then(() => {
+        done();
+      });
+    });
+  });
+});

test/tests/p5.Gain.js

@@ -0,0 +1,51 @@
+const expect = chai.expect;
+let gain;
+
+describe('p5.Gain', function () {
+  beforeEach(function () {
+    gain = new p5.Gain();
+  });
+
+  it('can be created', function () {
+    expect(gain.input).to.have.property('gain');
+    expect(gain.output).to.have.property('gain');
+    let audioContext = gain.ac;
+    expect(audioContext).to.have.property('baseLatency').to.be.an('number');
+    expect(audioContext).to.have.property('destination');
+    expect(audioContext).to.have.property('state').to.be.an('string');
+  });
+  it('can be created and disposed', function () {
+    gain.dispose();
+    expect(gain).to.not.have.property('input');
+    expect(gain).to.not.have.property('output');
+  });
+
+  describe('methods', function () {
+    describe('setInput', function () {
+      it('can set Input', function () {
+        let soundFile = p5.prototype.loadSound('./testAudio/drum.mp3');
+        gain.setInput(soundFile);
+      });
+    });
+    describe('connect, disconnect', function () {
+      it('can connect to empty node', function () {
+        gain.connect();
+      });
+      it('can connect with or without input property', function () {
+        let filter = new p5.Filter();
+        gain.connect(filter);
+        gain.connect(filter.input);
+      });
+      it('can disconnect', function () {
+        let filter = new p5.Filter();
+        gain.connect(filter);
+        gain.disconnect();
+      });
+    });
+    describe('amp', function () {
+      it('can take only volume as input', function () {
+        //TODO
+      });
+    });
+  });
+});