browser_webconsole_console_error_expand_object.js

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/* Any copyright is dedicated to the Public Domain.

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

"use strict";

// Check console.error calls with expandable object.

const TEST_URI =

  "data:text/html;charset=utf8,<!DOCTYPE html><h1>test console.error with objects</h1>";

add_task(async function () {

  const hud = await openNewTabAndConsole(TEST_URI);

  const onMessagesLogged = waitForMessageByType(

    hud,

    "myError",

    ".console-api.error"

);

  SpecialPowers.spawn(gBrowser.selectedBrowser, [], function () {

    content.wrappedJSObject.console.error("myError", { a: "a", b: "b" });

});

  const { node } = await onMessagesLogged;

  const objectInspectors = [...node.querySelectorAll(".tree")];

is(

    objectInspectors.length,

1,

    "There is the expected number of object inspectors"

);

  const [oi] = objectInspectors;

  oi.querySelector(".node .theme-twisty").click();

  await waitFor(() => oi.querySelectorAll(".node").length > 1);

  ok(true, "The object can be expanded");

});