gecko-dev/browser/devtools/webconsole/test/browser_webconsole_expandable_timestamps.js

/* Any copyright is dedicated to the Public Domain.
 * http://creativecommons.org/publicdomain/zero/1.0/ */

// Test for the message timestamps option: check if the preference toggles the
// display of messages in the console output. See bug 722267.

function test()
{
  const PREF_MESSAGE_TIMESTAMP = "devtools.webconsole.timestampMessages";
  let hud;

  registerCleanupFunction(() => {
    Services.prefs.clearUserPref(PREF_MESSAGE_TIMESTAMP);
  });

  addTab("data:text/html;charset=utf-8,Web Console test for bug 722267 - " +
         "preference for toggling timestamps in messages");

  browser.addEventListener("load", function tabLoad() {
    browser.removeEventListener("load", tabLoad, true);
    openConsole(null, consoleOpened);
  }, true);

  function consoleOpened(aHud)
  {
    hud = aHud;

    info("console opened");
    let prefValue = Services.prefs.getBoolPref(PREF_MESSAGE_TIMESTAMP);
    ok(!prefValue, "messages have no timestamp by default (pref check)");
    ok(hud.outputNode.classList.contains("hideTimestamps"),
       "messages have no timestamp (class name check)");

    let toolbox = gDevTools.getToolbox(hud.target);
    toolbox.selectTool("options").then(onOptionsPanelSelected);
  }

  function onOptionsPanelSelected(panel)
  {
    info("options panel opened");

    gDevTools.once("pref-changed", onPrefChanged);

    let checkbox = panel.panelDoc.getElementById("webconsole-timestamp-messages");
    checkbox.click();
  }

  function onPrefChanged()
  {
    info("pref changed");
    let prefValue = Services.prefs.getBoolPref(PREF_MESSAGE_TIMESTAMP);
    ok(prefValue, "messages have timestamps (pref check)");
    ok(!hud.outputNode.classList.contains("hideTimestamps"),
       "messages have timestamps (class name check)");
    finishTest();
  }
}