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Test Info:
/* Any copyright is dedicated to the Public Domain.
"use strict";
const TEST_URI = `data:text/html,<!DOCTYPE html>
<main>
<ul>
<li>First</li>
<li>Second</li>
</ul>
<ul id="myList">
<li id="myListItem1" class="inMyList">First</li>
<li id="myListItem2" class="inMyList">Second</li>
</ul>
<aside>Sidebar</aside>
</main>
`;
add_task(async function () {
const hud = await openNewTabAndConsole(TEST_URI);
// Place the mouse on the top left corner to avoid triggering an highlighter request
EventUtils.synthesizeMouse(
hud.ui.outputNode,
0,
0,
{ type: "mousemove" },
hud.iframeWindow
);
let message = await executeAndWaitForResultMessage(
hud,
"$$('main')",
"Array [ main ]"
);
ok(message, "`$$('main')` worked");
message = await executeAndWaitForResultMessage(
hud,
"$$('main > ul > li')",
"Array(4) [ li, li, li#myListItem1.inMyList, li#myListItem2.inMyList ]"
);
ok(message, "`$$('main > ul > li')` worked");
message = await executeAndWaitForResultMessage(
hud,
"$$('main > ul > li').map(el => el.tagName).join(' - ')",
"LI - LI - LI - LI"
);
ok(message, "`$$` result can be used right away");
message = await executeAndWaitForResultMessage(hud, "$$('div')", "Array []");
ok(message, "`$$('div')` returns an empty array");
message = await executeAndWaitForErrorMessage(
hud,
"$$(':foo')",
"':foo' is not a valid selector"
);
ok(message, "`$$(':foo')` returns an error message");
message = await executeAndWaitForResultMessage(
hud,
"$$('li', document.querySelector('ul#myList'))",
"Array [ li#myListItem1.inMyList, li#myListItem2.inMyList ]"
);
ok(message, "`$$('li', document.querySelector('ul#myList'))` worked");
message = await executeAndWaitForErrorMessage(
hud,
"$$('li', $(':foo'))",
"':foo' is not a valid selector"
);
ok(message, "`$$('li', $(':foo'))` returns an error message");
message = await executeAndWaitForResultMessage(
hud,
"$$('li', $('div'))",
"Array(4) [ li, li, li#myListItem1.inMyList, li#myListItem2.inMyList ]"
);
ok(message, "`$$('li', $('div'))` worked");
});