Simulator first commit

node_modules/lame/test/decoder.js

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+
+var fs = require('fs');
+var path = require('path');
+var lame = require('../');
+var assert = require('assert');
+var fixtures = path.resolve(__dirname, 'fixtures');
+var outputName = path.resolve(__dirname, 'output.wav');
+
+describe('Decoder', function () {
+
+  describe('pipershut_lo.mp3', function ()  {
+    var title = 'The Burning of the Piper\'s Hut';
+    var artist = 'Tony Cuffe & Billy Jackson';
+    var album = 'Sae Will We Yet';
+    var year = '2003';
+    var comment = 'sample of full track';
+    var trackNumber = 8;
+    var genre = 88;
+    var filename = path.resolve(fixtures, 'pipershut_lo.mp3');
+
+    it('should emit "readable" events', function (done) {
+      var file = fs.createReadStream(filename);
+      var output = fs.createWriteStream(outputName);
+      var count = 0;
+      var decoder = new lame.Decoder();
+      decoder.on('readable', function () {
+        count++;
+      });
+      decoder.on('finish', function () {
+        assert(count > 0);
+        fs.unlinkSync(outputName);
+        done();
+      });
+      file.pipe(decoder).pipe(output);
+    });
+
+    it('should emit a single "format" event', function (done) {
+      var file = fs.createReadStream(filename);
+      var decoder = new lame.Decoder();
+      decoder.on('format', function (format) {
+        assert(format);
+        done();
+      });
+      file.pipe(decoder);
+    });
+
+    it('should emit a single "finish" event', function (done) {
+      var file = fs.createReadStream(filename);
+      var output = fs.createWriteStream(outputName);
+      var decoder = new lame.Decoder();
+      decoder.on('finish', done);
+      file.pipe(decoder).pipe(output);
+    });
+
+    it('should emit a single "end" event', function (done) {
+      var file = fs.createReadStream(filename);
+      var output = fs.createWriteStream(outputName);
+      var decoder = new lame.Decoder();
+      decoder.on('end', function () {
+        fs.unlinkSync(outputName);
+        done();
+      });
+      file.pipe(decoder).pipe(output);
+    });
+
+    it('should emit a single "id3v1" event', function (done) {
+      var file = fs.createReadStream(filename);
+      var decoder = new lame.Decoder();
+      decoder.on('id3v1', function (id3) {
+        assert.equal(title, id3.title);
+        assert.equal(artist, id3.artist);
+        assert.equal(album, id3.album);
+        assert.equal(year, id3.year);
+        assert.equal(comment, id3.comment);
+        assert.equal(trackNumber, id3.trackNumber);
+        assert.equal(genre, id3.genre);
+        done();
+      });
+      file.pipe(decoder);
+
+      // enable "flow"
+      decoder.resume();
+    });
+
+    it('should emit a single "id3v2" event', function (done) {
+      var file = fs.createReadStream(filename);
+      var decoder = new lame.Decoder();
+      decoder.on('id3v2', function (id3) {
+        assert.equal(title, id3.title);
+        assert.equal(artist, id3.artist);
+        assert.equal(album, id3.album);
+        assert.equal(year, id3.year);
+        assert.equal(comment, id3.comment);
+        done();
+      });
+      file.pipe(decoder);
+
+      // enable "flow"
+      decoder.resume();
+    });
+
+  });
+
+});