mirror of
https://github.com/Tonejs/Tone.js
synced 2024-11-15 16:17:58 +00:00
663 lines
18 KiB
TypeScript
663 lines
18 KiB
TypeScript
import { expect } from "chai";
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import { BasicTests } from "test/helper/Basic";
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import { atTime, Offline, whenBetween } from "test/helper/Offline";
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import { ONLINE_TESTING } from "test/helper/Supports";
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import { noOp } from "../util/Interface";
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import { Clock } from "./Clock";
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describe("Clock", () => {
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BasicTests(Clock);
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context("Get/Set values", () => {
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it("can get and set the frequency", () => {
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const clock = new Clock(noOp, 2);
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expect(clock.frequency.value).to.equal(2);
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clock.frequency.value = 0.2;
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expect(clock.frequency.value).to.be.closeTo(0.2, 0.001);
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clock.dispose();
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});
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if (ONLINE_TESTING) {
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it("invokes the callback when started", (done) => {
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const clock = new Clock((time) => {
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clock.dispose();
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done();
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}, 10).start();
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});
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it("can be constructed with an options object", (done) => {
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const clock = new Clock({
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callback(): void {
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clock.dispose();
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done();
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},
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frequency: 8,
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}).start();
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expect(clock.frequency.value).to.equal(8);
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});
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}
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it("can get and set it's values with the set/get", () => {
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const clock = new Clock();
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clock.set({
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frequency: 2,
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});
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const gotValues = clock.get();
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expect(gotValues.frequency).to.equal(2);
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clock.dispose();
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});
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});
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context("State", () => {
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it("correctly returns the scheduled play state", () => {
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return Offline(() => {
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const clock = new Clock();
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expect(clock.state).to.equal("stopped");
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clock.start(0).stop(0.2);
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expect(clock.state).to.equal("started");
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return (time) => {
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whenBetween(time, 0, 0.2, () => {
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expect(clock.state).to.equal("started");
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});
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whenBetween(time, 0.2, Infinity, () => {
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expect(clock.state).to.equal("stopped");
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});
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};
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}, 0.3);
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});
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it("can start, pause, and stop", () => {
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return Offline(() => {
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const clock = new Clock();
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expect(clock.state).to.equal("stopped");
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clock.start(0).pause(0.2).stop(0.4);
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expect(clock.state).to.equal("started");
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return (time) => {
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whenBetween(time, 0, 0.2, () => {
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expect(clock.state).to.equal("started");
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});
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whenBetween(time, 0.2, 0.4, () => {
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expect(clock.state).to.equal("paused");
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});
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whenBetween(time, 0.4, Infinity, () => {
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expect(clock.state).to.equal("stopped");
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});
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};
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}, 0.5);
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});
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it("can schedule multiple start and stops", () => {
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return Offline(() => {
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const clock = new Clock();
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expect(clock.state).to.equal("stopped");
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clock.start(0).pause(0.1).stop(0.2).start(0.3).stop(0.4);
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expect(clock.state).to.equal("started");
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return (time) => {
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whenBetween(time, 0.1, 0.2, () => {
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expect(clock.state).to.equal("paused");
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expect(clock.ticks).to.be.greaterThan(0);
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});
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whenBetween(time, 0.2, 0.3, () => {
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expect(clock.state).to.equal("stopped");
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expect(clock.ticks).to.equal(0);
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});
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whenBetween(time, 0.3, 0.4, () => {
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expect(clock.state).to.equal("started");
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expect(clock.ticks).to.be.greaterThan(0);
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});
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};
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}, 0.5);
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});
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it("stop and immediately start", () => {
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return Offline(() => {
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const clock = new Clock();
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expect(clock.state).to.equal("stopped");
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clock.start(0).stop(0.1).start(0.1);
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expect(clock.state).to.equal("started");
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return (time) => {
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whenBetween(time, 0, 0.1, () => {
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expect(clock.state).to.equal("started");
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});
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whenBetween(time, 0.1, 0.5, () => {
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expect(clock.state).to.equal("started");
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});
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};
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}, 0.5);
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});
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});
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context("Scheduling", () => {
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if (ONLINE_TESTING) {
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it("passes a time to the callback", (done) => {
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const clock = new Clock((time) => {
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expect(time).to.be.a("number");
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clock.dispose();
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done();
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}, 10).start();
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});
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it("invokes the callback with a time great than now", (done) => {
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const clock = new Clock((time) => {
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clock.dispose();
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expect(time).to.be.greaterThan(now);
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done();
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}, 10);
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const now = clock.now();
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const startTime = now + 0.1;
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clock.start(startTime);
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});
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it("invokes the first callback at the given start time", (done) => {
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const clock = new Clock((time) => {
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clock.dispose();
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expect(time).to.be.closeTo(startTime, 0.01);
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done();
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}, 10);
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const startTime = clock.now() + 0.1;
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clock.start(startTime);
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});
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}
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it("can be scheduled to start in the future", () => {
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let invokations = 0;
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return Offline(() => {
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const clock = new Clock((time) => {
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invokations++;
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}, 2).start(0.1);
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}, 0.4).then(() => {
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expect(invokations).to.equal(1);
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});
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});
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it("invokes the right number of callbacks given the duration", () => {
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let invokations = 0;
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return Offline(() => {
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new Clock((time) => {
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invokations++;
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}, 10).start(0).stop(0.45);
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}, 0.6).then(() => {
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expect(invokations).to.equal(5);
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});
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});
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it("can schedule the frequency of the clock", () => {
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let invokations = 0;
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return Offline(() => {
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const clock = new Clock((time, ticks) => {
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invokations++;
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}, 2);
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clock.start(0).stop(1.01);
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clock.frequency.setValueAtTime(4, 0.5);
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}, 2).then(() => {
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expect(invokations).to.equal(4);
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});
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});
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});
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context("Seconds", () => {
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it("can set the current seconds", () => {
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return Offline(() => {
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const clock = new Clock(noOp, 10);
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expect(clock.seconds).to.be.closeTo(0, 0.001);
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clock.seconds = 3;
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expect(clock.seconds).to.be.closeTo(3, 0.01);
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clock.dispose();
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});
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});
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it("can get the seconds", () => {
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return Offline(() => {
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const clock = new Clock(noOp, 10);
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expect(clock.seconds).to.be.closeTo(0, 0.001);
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clock.start(0.05);
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return (time) => {
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if (time > 0.05) {
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expect(clock.seconds).to.be.closeTo(time - 0.05, 0.01);
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}
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};
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}, 0.1);
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});
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it("can get the seconds during a bpm ramp", () => {
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return Offline(() => {
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const clock = new Clock(noOp, 10);
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expect(clock.seconds).to.be.closeTo(0, 0.001);
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clock.start(0.05);
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clock.frequency.linearRampTo(60, 0.5, 0.5);
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return (time) => {
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if (time > 0.05) {
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expect(clock.seconds).to.be.closeTo(time - 0.05, 0.01);
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}
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};
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}, 0.7);
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});
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it("can set seconds during a bpm ramp", () => {
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return Offline(() => {
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const clock = new Clock(noOp, 10);
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expect(clock.seconds).to.be.closeTo(0, 0.001);
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clock.start(0.05);
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clock.frequency.linearRampTo(60, 0.5, 0.5);
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const changeSeconds = atTime(0.4, () => {
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clock.seconds = 0;
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});
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return (time) => {
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changeSeconds(time);
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if (time > 0.05 && time < 0.4) {
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expect(clock.seconds).to.be.closeTo(time - 0.05, 0.01);
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} else if (time > 0.4) {
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expect(clock.seconds).to.be.closeTo(time - 0.4, 0.01);
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}
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};
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}, 0.7);
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});
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});
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context("Ticks", () => {
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it("has 0 ticks when first created", () => {
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const clock = new Clock();
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expect(clock.ticks).to.equal(0);
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clock.dispose();
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});
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it("can set the ticks", () => {
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const clock = new Clock();
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expect(clock.ticks).to.equal(0);
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clock.ticks = 10;
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expect(clock.ticks).to.equal(10);
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clock.dispose();
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});
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it("increments 1 tick per callback", () => {
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return Offline(() => {
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let ticks = 0;
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const clock = new Clock(() => {
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ticks++;
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}, 2).start();
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return atTime(0.59, () => {
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expect(ticks).to.equal(clock.ticks);
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});
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}, 0.6);
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});
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it("resets ticks on stop", () => {
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return Offline(() => {
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const clock = new Clock(noOp, 20).start(0).stop(0.1);
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return (time) => {
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whenBetween(time, 0.01, 0.09, () => {
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expect(clock.ticks).to.be.greaterThan(0);
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});
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whenBetween(time, 0.1, Infinity, () => {
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expect(clock.ticks).to.equal(0);
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});
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};
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}, 0.2);
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});
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it("does not reset ticks on pause but stops incrementing", () => {
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return Offline(() => {
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const clock = new Clock(noOp, 20).start(0).pause(0.1);
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let pausedTicks = 0;
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return (time) => {
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whenBetween(time, 0.01, 0.1, () => {
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expect(clock.ticks).to.be.greaterThan(0);
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pausedTicks = clock.ticks;
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});
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whenBetween(time, 0.1, Infinity, () => {
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expect(clock.ticks).to.equal(pausedTicks);
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});
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};
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}, 0.2);
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});
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it("starts incrementing where it left off after pause", () => {
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return Offline(() => {
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const clock = new Clock(noOp, 20).start(0).pause(0.1).start(0.2);
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let pausedTicks = 0;
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let tested = false;
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return (time) => {
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whenBetween(time, 0.01, 0.1, () => {
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expect(clock.ticks).to.be.greaterThan(0);
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pausedTicks = clock.ticks;
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});
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whenBetween(time, 0.1, 0.19, () => {
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expect(clock.ticks).to.equal(pausedTicks);
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});
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whenBetween(time, 0.21, Infinity, () => {
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if (!tested) {
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tested = true;
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expect(clock.ticks).to.equal(pausedTicks + 1);
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}
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});
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};
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}, 0.3);
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});
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it("can start with a tick offset", () => {
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return Offline(() => {
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let tested = false;
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const clock = new Clock((time, ticks) => {
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if (!tested) {
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tested = true;
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expect(ticks).to.equal(4);
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}
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}, 10);
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expect(clock.ticks).to.equal(0);
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clock.start(0, 4);
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});
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});
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});
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context("Events", () => {
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it("triggers the start event on start", (done) => {
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Offline(() => {
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const clock = new Clock(noOp, 20);
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const startTime = 0.3;
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clock.on("start", (time, offset) => {
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expect(time).to.be.closeTo(startTime, 0.05);
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expect(offset).to.equal(0);
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done();
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});
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clock.start(startTime);
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}, 0.4);
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});
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it("triggers the start event with an offset", (done) => {
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Offline(() => {
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const clock = new Clock(noOp, 20);
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const startTime = 0.3;
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clock.on("start", (time, offset) => {
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expect(time).to.be.closeTo(startTime, 0.05);
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expect(offset).to.equal(2);
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done();
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});
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clock.start(startTime, 2);
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}, 0.4);
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});
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it("triggers stop event", (done) => {
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Offline(() => {
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const clock = new Clock(noOp, 20);
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const stopTime = 0.3;
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clock.on("stop", (time) => {
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expect(time).to.be.closeTo(stopTime, 0.05);
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done();
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});
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clock.start().stop(stopTime);
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}, 0.4);
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});
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it("triggers pause stop event", (done) => {
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Offline(() => {
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const clock = new Clock(noOp, 20);
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clock.on("pause", (time) => {
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expect(time).to.be.closeTo(0.1, 0.05);
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}).on("stop", (time) => {
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expect(time).to.be.closeTo(0.2, 0.05);
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done();
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});
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clock.start().pause(0.1).stop(0.2);
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}, 0.4);
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});
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it("triggers events even in close proximity", (done) => {
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Offline(() => {
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const clock = new Clock(noOp, 20);
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let invokedStartEvent = false;
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clock.on("start", () => {
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invokedStartEvent = true;
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});
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clock.on("stop", () => {
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expect(invokedStartEvent).to.equal(true);
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done();
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});
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clock.start(0.09999).stop(0.1);
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}, 0.4);
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});
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it("triggers 'start' event when time is in the past", (done) => {
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const clock = new Clock(noOp, 20);
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clock.on("start", () => {
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done();
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clock.dispose();
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});
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setTimeout(() => {
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clock.start(0);
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}, 100);
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});
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it("triggers 'stop' event when time is in the past", (done) => {
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const clock = new Clock(noOp, 20);
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clock.on("stop", () => {
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done();
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clock.dispose();
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});
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setTimeout(() => {
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clock.start(0);
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}, 100);
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setTimeout(() => {
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clock.stop(0);
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}, 200);
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});
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it("triggers 'pause' event when time is in the past", (done) => {
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const clock = new Clock(noOp, 20);
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clock.on("pause", () => {
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done();
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clock.dispose();
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});
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setTimeout(() => {
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clock.start(0);
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}, 100);
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setTimeout(() => {
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clock.pause(0);
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}, 200);
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});
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});
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context("[get/set]Ticks", () => {
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it("always reports 0 if not started", () => {
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return Offline(() => {
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const clock = new Clock(noOp, 20);
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expect(clock.getTicksAtTime(0)).to.equal(0);
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expect(clock.getTicksAtTime(1)).to.equal(0);
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expect(clock.getTicksAtTime(2)).to.equal(0);
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clock.dispose();
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});
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});
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it("can get ticks in the future", () => {
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return Offline(() => {
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const clock = new Clock(noOp, 20);
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clock.start(1);
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expect(clock.getTicksAtTime(1)).to.be.closeTo(0, 0.01);
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expect(clock.getTicksAtTime(1.5)).to.be.closeTo(10, 0.01);
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expect(clock.getTicksAtTime(2)).to.be.closeTo(20, 0.01);
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clock.dispose();
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});
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});
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it("pauses on last ticks", () => {
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return Offline(() => {
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const clock = new Clock(noOp, 20);
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clock.start(0).pause(1);
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expect(clock.getTicksAtTime(0.5)).to.be.closeTo(10, 0.01);
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expect(clock.getTicksAtTime(1)).to.be.closeTo(20, 0.01);
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expect(clock.getTicksAtTime(2)).to.be.closeTo(20, 0.01);
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expect(clock.getTicksAtTime(3)).to.be.closeTo(20, 0.01);
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clock.dispose();
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});
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});
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it("resumes from paused position", () => {
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return Offline(() => {
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const clock = new Clock(noOp, 20);
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clock.start(0).pause(1).start(2);
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expect(clock.getTicksAtTime(0.5)).to.be.closeTo(10, 0.01);
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expect(clock.getTicksAtTime(1)).to.be.closeTo(20, 0.01);
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expect(clock.getTicksAtTime(2)).to.be.closeTo(20, 0.01);
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expect(clock.getTicksAtTime(3)).to.be.closeTo(40, 0.01);
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expect(clock.getTicksAtTime(3.5)).to.be.closeTo(50, 0.01);
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clock.dispose();
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});
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});
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it("can get tick position after multiple pauses", () => {
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return Offline(() => {
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const clock = new Clock(noOp, 10);
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clock.start(0).pause(1).start(2).pause(3).start(4);
|
|
expect(clock.getTicksAtTime(0.5)).to.be.closeTo(5, 0.01);
|
|
expect(clock.getTicksAtTime(1)).to.be.closeTo(10, 0.01);
|
|
expect(clock.getTicksAtTime(2)).to.be.closeTo(10, 0.01);
|
|
expect(clock.getTicksAtTime(3)).to.be.closeTo(20, 0.01);
|
|
expect(clock.getTicksAtTime(4)).to.be.closeTo(20, 0.01);
|
|
expect(clock.getTicksAtTime(5)).to.be.closeTo(30, 0.01);
|
|
clock.dispose();
|
|
});
|
|
});
|
|
|
|
it("can get tick position after multiple pauses and tempo scheduling", () => {
|
|
return Offline(() => {
|
|
const clock = new Clock(noOp, 10);
|
|
clock.frequency.setValueAtTime(100, 3.5);
|
|
clock.start(0).pause(1).start(2).pause(3).start(4);
|
|
expect(clock.getTicksAtTime(0.5)).to.be.closeTo(5, 0.01);
|
|
expect(clock.getTicksAtTime(1)).to.be.closeTo(10, 0.01);
|
|
expect(clock.getTicksAtTime(2)).to.be.closeTo(10, 0.01);
|
|
expect(clock.getTicksAtTime(3)).to.be.closeTo(20, 0.01);
|
|
expect(clock.getTicksAtTime(4)).to.be.closeTo(20, 0.01);
|
|
expect(clock.getTicksAtTime(5)).to.be.closeTo(120, 0.01);
|
|
clock.dispose();
|
|
});
|
|
});
|
|
|
|
it("can get tick position after multiple pauses and setting ticks", () => {
|
|
return Offline(() => {
|
|
const clock = new Clock(noOp, 10);
|
|
clock.start(0).pause(1).start(2).pause(3).start(4);
|
|
clock.setTicksAtTime(10, 2.5);
|
|
expect(clock.getTicksAtTime(0.5)).to.be.closeTo(5, 0.01);
|
|
expect(clock.getTicksAtTime(1)).to.be.closeTo(10, 0.01);
|
|
expect(clock.getTicksAtTime(2)).to.be.closeTo(10, 0.01);
|
|
expect(clock.getTicksAtTime(3)).to.be.closeTo(15, 0.01);
|
|
expect(clock.getTicksAtTime(4)).to.be.closeTo(15, 0.01);
|
|
expect(clock.getTicksAtTime(5)).to.be.closeTo(25, 0.01);
|
|
clock.dispose();
|
|
});
|
|
});
|
|
|
|
it("resumes from paused position with tempo scheduling", () => {
|
|
return Offline(() => {
|
|
const clock = new Clock(noOp, 20);
|
|
clock.start(0).pause(1).start(2);
|
|
clock.frequency.setValueAtTime(20, 0);
|
|
clock.frequency.setValueAtTime(10, 0.5);
|
|
expect(clock.getTicksAtTime(0.5)).to.be.closeTo(10, 0.01);
|
|
expect(clock.getTicksAtTime(1)).to.be.closeTo(15, 0.01);
|
|
expect(clock.getTicksAtTime(2)).to.be.closeTo(15, 0.01);
|
|
expect(clock.getTicksAtTime(3)).to.be.closeTo(25, 0.01);
|
|
expect(clock.getTicksAtTime(3.5)).to.be.closeTo(30, 0.01);
|
|
clock.dispose();
|
|
});
|
|
});
|
|
|
|
it("can set a tick value at the given time", () => {
|
|
return Offline(() => {
|
|
const clock = new Clock(noOp, 20);
|
|
clock.start(0);
|
|
clock.setTicksAtTime(0, 1);
|
|
clock.setTicksAtTime(0, 2);
|
|
expect(clock.getTicksAtTime(0)).to.be.closeTo(0, 0.01);
|
|
expect(clock.getTicksAtTime(0.5)).to.be.closeTo(10, 0.01);
|
|
expect(clock.getTicksAtTime(1)).to.be.closeTo(0, 0.01);
|
|
expect(clock.getTicksAtTime(1.5)).to.be.closeTo(10, 0.01);
|
|
expect(clock.getTicksAtTime(2)).to.be.closeTo(0, 0.01);
|
|
expect(clock.getTicksAtTime(2.5)).to.be.closeTo(10, 0.01);
|
|
expect(clock.getTicksAtTime(3)).to.be.closeTo(20, 0.01);
|
|
clock.dispose();
|
|
});
|
|
});
|
|
|
|
it("can get a tick position while the frequency is scheduled with setValueAtTime", () => {
|
|
return Offline(() => {
|
|
const clock = new Clock(noOp, 20);
|
|
clock.start(0);
|
|
clock.frequency.setValueAtTime(2, 1);
|
|
clock.setTicksAtTime(0, 1);
|
|
clock.setTicksAtTime(0, 2);
|
|
expect(clock.getTicksAtTime(0)).to.be.closeTo(0, 0.01);
|
|
expect(clock.getTicksAtTime(0.5)).to.be.closeTo(10, 0.01);
|
|
expect(clock.getTicksAtTime(1)).to.be.closeTo(0, 0.01);
|
|
expect(clock.getTicksAtTime(1.5)).to.be.closeTo(1, 0.01);
|
|
expect(clock.getTicksAtTime(2)).to.be.closeTo(0, 0.01);
|
|
expect(clock.getTicksAtTime(2.5)).to.be.closeTo(1, 0.01);
|
|
expect(clock.getTicksAtTime(3)).to.be.closeTo(2, 0.01);
|
|
clock.dispose();
|
|
});
|
|
});
|
|
|
|
it("can get a tick position while the frequency is scheduled with linearRampTo", () => {
|
|
return Offline(() => {
|
|
const clock = new Clock(noOp, 20);
|
|
clock.start(0);
|
|
clock.frequency.linearRampTo(2, 1, 1);
|
|
clock.setTicksAtTime(0, 1);
|
|
clock.setTicksAtTime(10, 2);
|
|
expect(clock.getTicksAtTime(0)).to.be.closeTo(0, 0.01);
|
|
expect(clock.getTicksAtTime(0.5)).to.be.closeTo(10, 0.01);
|
|
expect(clock.getTicksAtTime(1)).to.be.closeTo(0, 0.01);
|
|
expect(clock.getTicksAtTime(1.5)).to.be.closeTo(7.75, 0.01);
|
|
expect(clock.getTicksAtTime(2)).to.be.closeTo(10, 0.01);
|
|
expect(clock.getTicksAtTime(2.5)).to.be.closeTo(11, 0.01);
|
|
expect(clock.getTicksAtTime(3)).to.be.closeTo(12, 0.01);
|
|
clock.dispose();
|
|
});
|
|
});
|
|
|
|
it("can get a tick position while the frequency is scheduled with exponentialRampTo", () => {
|
|
return Offline(() => {
|
|
const clock = new Clock(noOp, 20);
|
|
clock.start(0);
|
|
clock.frequency.exponentialRampTo(2, 1, 1);
|
|
clock.setTicksAtTime(0, 1);
|
|
clock.setTicksAtTime(10, 2);
|
|
expect(clock.getTicksAtTime(0)).to.be.closeTo(0, 0.01);
|
|
expect(clock.getTicksAtTime(0.5)).to.be.closeTo(10, 0.01);
|
|
expect(clock.getTicksAtTime(1)).to.be.closeTo(0, 0.01);
|
|
expect(clock.getTicksAtTime(1.5)).to.be.closeTo(5.96, 0.01);
|
|
expect(clock.getTicksAtTime(2)).to.be.closeTo(10, 0.01);
|
|
expect(clock.getTicksAtTime(2.5)).to.be.closeTo(11, 0.01);
|
|
expect(clock.getTicksAtTime(3)).to.be.closeTo(12, 0.01);
|
|
clock.dispose();
|
|
});
|
|
});
|
|
|
|
});
|
|
|
|
});
|