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
76 lines
1.7 KiB
TypeScript
76 lines
1.7 KiB
TypeScript
import { expect } from "chai";
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import { BasicTests } from "../../../test/helper/Basic.js";
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import { Noise } from "../../source/Noise.js";
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import { Analyser } from "./Analyser.js";
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describe("Analyser", () => {
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BasicTests(Analyser);
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it("can get and set properties", () => {
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const anl = new Analyser();
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anl.set({
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size: 32,
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smoothing: 0.2,
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});
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const values = anl.get();
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expect(values.size).to.equal(32);
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expect(values.smoothing).to.equal(0.2);
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anl.dispose();
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});
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it("can correctly set the size", () => {
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const anl = new Analyser("fft", 512);
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expect(anl.size).to.equal(512);
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anl.size = 1024;
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expect(anl.size).to.equal(1024);
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anl.dispose();
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});
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it("can run fft analysis", () => {
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const anl = new Analyser("fft", 512);
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const analysis = anl.getValue();
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expect(analysis.length).to.equal(512);
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analysis.forEach((val) => {
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expect(val).is.lessThan(0);
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});
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anl.dispose();
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});
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it("can run waveform analysis", (done) => {
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const noise = new Noise();
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const anl = new Analyser("waveform", 256);
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noise.connect(anl);
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noise.start();
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setTimeout(() => {
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const analysis = anl.getValue();
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expect(analysis.length).to.equal(256);
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analysis.forEach((val) => {
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expect(val).is.within(-1, 1);
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});
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anl.dispose();
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noise.dispose();
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done();
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}, 300);
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});
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it("throws an error if an invalid type is set", () => {
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const anl = new Analyser("fft", 512);
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expect(() => {
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// @ts-ignore
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anl.type = "invalid";
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}).to.throw(Error);
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anl.dispose();
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});
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it("can do multichannel analysis", () => {
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const anl = new Analyser({
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type: "waveform",
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channels: 2,
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size: 512,
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});
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expect(anl.getValue().length).to.equal(2);
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expect((anl.getValue()[0] as Float32Array).length).to.equal(512);
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anl.dispose();
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});
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});
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