Tone.js/Tone/signal/AudioToGain.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

52 lines
1.4 KiB
TypeScript

import { expect } from "chai";
import { BasicTests } from "../../test/helper/Basic.js";
import { connectFrom, connectTo } from "../../test/helper/Connect.js";
import { ConstantOutput } from "../../test/helper/ConstantOutput.js";
import { Offline } from "../../test/helper/Offline.js";
import { Oscillator } from "../source/oscillator/Oscillator.js";
import { AudioToGain } from "./AudioToGain.js";
import { Signal } from "./Signal.js";
import { Zero } from "./Zero.js";
describe("AudioToGain", () => {
BasicTests(AudioToGain);
it("normalizes an oscillator to 0,1", () => {
return Offline(() => {
const osc = new Oscillator(1000).start();
const a2g = new AudioToGain();
osc.connect(a2g);
a2g.toDestination();
}).then((buffer) => {
expect(buffer.min()).to.be.closeTo(0, 0.01);
expect(buffer.max()).to.be.closeTo(1, 0.01);
});
});
it("outputs 0.5 for an input value of 0", () => {
return ConstantOutput(() => {
const sig = new Zero();
const a2g = new AudioToGain();
sig.connect(a2g);
a2g.toDestination();
}, 0.5);
});
it("outputs 1 for an input value of 1", () => {
return ConstantOutput(() => {
const sig = new Signal(1);
const a2g = new AudioToGain();
sig.connect(a2g);
a2g.toDestination();
}, 1);
});
it("outputs 0 for an input value of -1", () => {
return ConstantOutput(() => {
const sig = new Signal(-1);
const a2g = new AudioToGain();
sig.connect(a2g);
a2g.toDestination();
}, 0);
});
});