message: testing that the underlying buffer is the same
  not necessarily the same ToneAudioBuffer obj
diff: import { expect } from "chai";
  +import "test/helper/ToneAudioBuffer";
  import { ToneAudioBuffer } from "./ToneAudioBuffer";
  import { ToneAudioBuffers } from "./ToneAudioBuffers";
  @@ -119,11 +120,11 @@ describe("ToneAudioBuffers", () => {
  buffer.dispose();
  });
  - it("can add a Tone.Buffer", () => {
  + it("can add a ToneAudioBuffer", () => {
  const buff = new ToneAudioBuffer();
  const buffer = new ToneAudioBuffers();
  buffer.add("name", buff);
  - expect(buffer.get("name")).to.equal(buff);
  + expect(buffer.get("name").get()).to.equal(buff.get());
  });
  it("can add an AudioBuffer", done => {
  @@ -135,12 +136,12 @@ describe("ToneAudioBuffers", () => {
  });
  });
  - it("can be constructed with Tone.ToneAudioBuffers", () => {
  + it("can be constructed with ToneAudioBuffers", () => {
  const buff = new ToneAudioBuffer();
  const buffer = new ToneAudioBuffers({
  buff,
  });
  - expect(buffer.get("buff")).to.equal(buff);
  + expect(buffer.get("buff").get()).to.equal(buff.get());
  });
  });
  