Tone.js/Tone/effect/FrequencyShifter.test.ts
Yotam Mann aaf880c925
Using web-test-runner for tests, updating import paths (#1242)
* 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
2024-05-03 14:31:14 -04:00

57 lines
1.7 KiB
TypeScript

import { expect } from "chai";
import { BasicTests } from "../../test/helper/Basic.js";
import { CompareToFile } from "../../test/helper/CompareToFile.js";
import { EffectTests } from "../../test/helper/EffectTests.js";
import { Offline } from "../../test/helper/Offline.js";
import { Oscillator } from "../source/oscillator/Oscillator.js";
import { FrequencyShifter } from "./FrequencyShifter.js";
describe("FrequencyShifter", () => {
BasicTests(FrequencyShifter);
EffectTests(FrequencyShifter);
it("matches a file", () => {
return CompareToFile(
() => {
const shifter = new FrequencyShifter().toDestination();
shifter.frequency.value = -60;
const osc = new Oscillator().connect(shifter);
osc.start(0);
},
"frequencyShifter.wav",
0.1
);
});
context("API", () => {
it("can pass in options in the constructor", () => {
const shifter = new FrequencyShifter({
frequency: -20,
});
expect(shifter.frequency.value).to.be.closeTo(-20, 0.001);
shifter.dispose();
});
it("can get/set the options", () => {
const shifter = new FrequencyShifter();
shifter.set({
frequency: 40,
});
expect(shifter.get().frequency).to.be.closeTo(40, 0.001);
shifter.dispose();
});
it("passes audio from input to output", () => {
return Offline(() => {
const osc = new Oscillator();
osc.start(0).stop(0.1);
const shifter = new FrequencyShifter(0.2).toDestination();
osc.connect(shifter);
}, 0.3).then((buffer) => {
expect(buffer.getRmsAtTime(0.05)).to.be.greaterThan(0);
expect(buffer.getRmsAtTime(0.1)).to.be.greaterThan(0);
expect(buffer.getRmsAtTime(0.2)).to.be.greaterThan(0);
});
});
});
});