convolver-test.js

const fs = require('fs');
module.exports = (audioContext) => {
  const buffer = fs.readFileSync('./test/data/clean2.wav');
  const bufferConvolver = fs.readFileSync('impulse-responses/piano-hall.wav');

  return audioContext.decodeAudioData(buffer).then((audioBuffer) => {

    const bufSrc = audioContext.createBufferSource();
    const convolverNode = audioContext.createConvolver();

    bufSrc.buffer = audioBuffer;

    return audioContext.decodeAudioData(bufferConvolver).then((audioBuffer) => {
      convolverNode.buffer = audioBuffer;
      bufSrc.connect(convolverNode);
      convolverNode.connect(audioContext.destination);
      bufSrc.start(0);
    });
  });
};