browser_cubic-bezier-03.js

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/* Any copyright is dedicated to the Public Domain.

   http://creativecommons.org/publicdomain/zero/1.0/ */

"use strict";

// Tests that coordinates can be changed programatically in the CubicBezierWidget

const {

  CubicBezierWidget,

} = require("resource://devtools/client/shared/widgets/CubicBezierWidget.js");

const {

  PREDEFINED,

} = require("resource://devtools/client/shared/widgets/CubicBezierPresets.js");

const TEST_URI = CHROME_URL_ROOT + "doc_cubic-bezier-01.html";

add_task(async function () {

  const { host, doc } = await createHost("bottom", TEST_URI);

  const container = doc.querySelector("#cubic-bezier-container");

  const w = new CubicBezierWidget(container, PREDEFINED.linear);

  await coordinatesCanBeChangedByProvidingAnArray(w);

  await coordinatesCanBeChangedByProvidingAValue(w);

  w.destroy();

  host.destroy();

});

async function coordinatesCanBeChangedByProvidingAnArray(widget) {

  info("Listening for the update event");

  const onUpdated = widget.once("updated");

  info("Setting new coordinates");

  widget.coordinates = [0, 1, 1, 0];

  const bezier = await onUpdated;

  ok(true, "The updated event was fired as a result of setting coordinates");

  is(bezier.P1[0], 0, "The new P1 time coordinate is correct");

  is(bezier.P1[1], 1, "The new P1 progress coordinate is correct");

  is(bezier.P2[0], 1, "The new P2 time coordinate is correct");

  is(bezier.P2[1], 0, "The new P2 progress coordinate is correct");

async function coordinatesCanBeChangedByProvidingAValue(widget) {

  info("Listening for the update event");

  let onUpdated = widget.once("updated");

  info("Setting linear css value");

  widget.cssCubicBezierValue = "linear";

  let bezier = await onUpdated;

  ok(true, "The updated event was fired as a result of setting cssValue");

  is(bezier.P1[0], 0, "The new P1 time coordinate is correct");

  is(bezier.P1[1], 0, "The new P1 progress coordinate is correct");

  is(bezier.P2[0], 1, "The new P2 time coordinate is correct");

  is(bezier.P2[1], 1, "The new P2 progress coordinate is correct");

  info("Setting a custom cubic-bezier css value");

  onUpdated = widget.once("updated");

  widget.cssCubicBezierValue = "cubic-bezier(.25,-0.5, 1, 1.25)";

  bezier = await onUpdated;

  ok(true, "The updated event was fired as a result of setting cssValue");

  is(bezier.P1[0], 0.25, "The new P1 time coordinate is correct");

  is(bezier.P1[1], -0.5, "The new P1 progress coordinate is correct");

  is(bezier.P2[0], 1, "The new P2 time coordinate is correct");

  is(bezier.P2[1], 1.25, "The new P2 progress coordinate is correct");