browser_cubic-bezier-01.js

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/* Any copyright is dedicated to the Public Domain.

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

"use strict";

// Tests that the CubicBezierWidget generates content in a given parent node

const {

  CubicBezierWidget,

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

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

add_task(async function () {

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

  info("Checking that the graph markup is created in the parent");

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

  const w = new CubicBezierWidget(container);

  ok(container.querySelector(".display-wrap"), "The display has been added");

ok(

    container.querySelector(".coordinate-plane"),

    "The coordinate plane has been added"

);

  const buttons = container.querySelectorAll("button");

  is(buttons.length, 2, "The 2 control points have been added");

  is(buttons[0].className, "control-point");

  is(buttons[1].className, "control-point");

  ok(container.querySelector("canvas"), "The curve canvas has been added");

  info("Destroying the widget");

  w.destroy();

  is(container.children.length, 0, "All nodes have been removed");

  host.destroy();

});