browser_webconsole_duplicate_errors.js

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/* Any copyright is dedicated to the Public Domain.

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

// Tests that exceptions thrown by content don't show up twice in the Web

// Console. See Bug 582201.

"use strict";

const TEST_URI =

  "http://example.com/browser/devtools/client/webconsole/" +

  "test/browser/test-duplicate-error.html";

add_task(async function () {

  // On e10s, the exception is triggered in child process

  // and is ignored by test harness

  if (!Services.appinfo.browserTabsRemoteAutostart) {

    expectUncaughtException();

  const hud = await openNewTabAndConsole(TEST_URI);

  await waitFor(() => findErrorMessage(hud, "fooDuplicateError1"));

  const errorMessages = hud.ui.outputNode.querySelectorAll(".message.error");

is(

    errorMessages.length,

1,

    "There's only one error message for fooDuplicateError1"

);

is(

    errorMessages[0].querySelector(".message-repeats"),

    null,

    "There is no repeat bubble on the error message"

);

});