Tone.js/Tone/component/dynamics/Compressor.test.ts
2019-09-24 17:12:46 -04:00

85 lines
2.3 KiB
TypeScript

import { expect } from "chai";
import { BasicTests } from "test/helper/Basic";
import { PassAudio } from "test/helper/PassAudio";
import { Compressor } from "./Compressor";
describe("Compressor", () => {
BasicTests(Compressor);
context("Compression", () => {
it("passes the incoming signal through", () => {
return PassAudio((input) => {
const comp = new Compressor().toDestination();
input.connect(comp);
});
});
it("can be get and set through object", () => {
const comp = new Compressor();
const values = {
attack: 0.03,
knee: 20,
ratio: 12,
release: 0.5,
threshold: -30,
};
comp.set(values);
expect(comp.get()).to.have.keys(["ratio", "threshold", "release", "attack", "ratio"]);
comp.dispose();
});
it("can be get and constructed with an object", () => {
const comp = new Compressor({
attack: 0.03,
knee: 20,
ratio: 12,
release: 0.5,
threshold: -30,
});
expect(comp.threshold.value).to.have.be.closeTo(-30, 1);
comp.dispose();
});
it("can be constructed with args", () => {
const comp = new Compressor(-10, 4);
expect(comp.threshold.value).to.have.be.closeTo(-10, 0.1);
expect(comp.ratio.value).to.have.be.closeTo(4, 0.1);
comp.dispose();
});
it("params have correct min and max values", () => {
const comp = new Compressor(-10, 4);
expect(comp.threshold.minValue).to.equal(-100);
expect(comp.threshold.maxValue).to.equal(0);
expect(comp.attack.minValue).to.equal(0);
expect(comp.attack.maxValue).to.equal(1);
expect(comp.release.minValue).to.equal(0);
expect(comp.release.maxValue).to.equal(1);
comp.dispose();
});
it("can get/set all interfaces", () => {
const comp = new Compressor();
const values = {
attack: 0.03,
knee: 18,
ratio: 12,
release: 0.5,
threshold: -30,
};
comp.ratio.value = values.ratio;
comp.threshold.value = values.threshold;
comp.release.value = values.release;
comp.attack.value = values.attack;
comp.knee.value = values.knee;
expect(comp.ratio.value).to.equal(values.ratio);
expect(comp.threshold.value).to.equal(values.threshold);
expect(comp.release.value).to.equal(values.release);
expect(comp.attack.value).to.be.closeTo(values.attack, 0.01);
expect(comp.knee.value).to.equal(values.knee);
comp.dispose();
});
});
});