mirror of
https://github.com/Tonejs/Tone.js
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aaf880c925
* WIP moving tests to web-test-runner * updating thresholds * Adding file extensions * Testing integrations * linting * fixing dep * moving back to root dir * prettier all of the files * updating eslint rules to use with prettier * remove import package * moving tsignore around * removing unneeded ignores * all tests run on puppeteer, no need for testing guards * linting * import type syntax * cleaning up * Update package.json
88 lines
2.5 KiB
TypeScript
88 lines
2.5 KiB
TypeScript
import { Tremolo } from "./Tremolo.js";
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import { BasicTests } from "../../test/helper/Basic.js";
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import { EffectTests } from "../../test/helper/EffectTests.js";
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import { Offline } from "../../test/helper/Offline.js";
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import { expect } from "chai";
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import { CompareToFile } from "../../test/helper/CompareToFile.js";
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import { Oscillator } from "../source/index.js";
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describe("Tremolo", () => {
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BasicTests(Tremolo);
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EffectTests(Tremolo);
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it("matches a file", () => {
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return CompareToFile(
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() => {
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const tremolo = new Tremolo().toDestination().start(0.2);
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const osc = new Oscillator().connect(tremolo).start();
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},
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"tremolo.wav",
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0.05
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);
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});
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context("API", () => {
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it("can pass in options in the constructor", () => {
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const tremolo = new Tremolo({
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depth: 0.2,
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type: "sawtooth",
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spread: 160,
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});
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expect(tremolo.depth.value).to.be.closeTo(0.2, 0.001);
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expect(tremolo.type).to.equal("sawtooth");
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expect(tremolo.spread).to.equal(160);
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tremolo.dispose();
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});
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it("can be started and stopped", () => {
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const tremolo = new Tremolo();
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tremolo.start().stop("+0.2");
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tremolo.dispose();
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});
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it("can get/set the options", () => {
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const tremolo = new Tremolo();
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tremolo.set({
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frequency: 2.4,
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type: "triangle",
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});
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expect(tremolo.get().frequency).to.be.closeTo(2.4, 0.01);
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expect(tremolo.get().type).to.equal("triangle");
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tremolo.dispose();
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});
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it("can set the frequency and depth", () => {
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const tremolo = new Tremolo();
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tremolo.depth.value = 0.4;
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tremolo.frequency.value = 0.4;
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expect(tremolo.depth.value).to.be.closeTo(0.4, 0.01);
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expect(tremolo.frequency.value).to.be.closeTo(0.4, 0.01);
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tremolo.dispose();
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});
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it("can sync the frequency to the transport", () => {
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return Offline(({ transport }) => {
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const tremolo = new Tremolo(2);
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tremolo.sync();
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tremolo.frequency.toDestination();
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transport.bpm.setValueAtTime(transport.bpm.value * 2, 0.05);
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}, 0.1).then((buffer) => {
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expect(buffer.getValueAtTime(0)).to.be.closeTo(2, 0.1);
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expect(buffer.getValueAtTime(0.05)).to.be.closeTo(4, 0.1);
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});
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});
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it("can unsync the frequency to the transport", () => {
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return Offline(({ transport }) => {
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const tremolo = new Tremolo(2);
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tremolo.sync();
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tremolo.frequency.toDestination();
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transport.bpm.setValueAtTime(transport.bpm.value * 2, 0.05);
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tremolo.unsync();
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}, 0.1).then((buffer) => {
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expect(buffer.getValueAtTime(0)).to.be.closeTo(2, 0.1);
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expect(buffer.getValueAtTime(0.05)).to.be.closeTo(2, 0.1);
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});
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});
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});
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});
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