browser_dbg-fission-frame-breakpoint.js

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/* This Source Code Form is subject to the terms of the Mozilla Public

 * License, v. 2.0. If a copy of the MPL was not distributed with this

 * file, You can obtain one at <http://mozilla.org/MPL/2.0/>. */

"use strict";

const TEST_COM_URI = `${URL_ROOT_COM_SSL}examples/doc_dbg-fission-frame-sources.html`;

add_task(async function () {

  // Load a test page with a remote frame:

  // simple1.js is imported by the main page. simple2.js comes from the remote frame.

  const dbg = await initDebuggerWithAbsoluteURL(

    TEST_COM_URI,

    "simple1.js",

    "simple2.js"

);

  const {

    selectors: { getSelectedSource },

  } = dbg;

  // Check threads

  await waitForElement(dbg, "threadsPaneItems");

  let threadsEl = findAllElements(dbg, "threadsPaneItems");

  is(threadsEl.length, 2, "There are two threads in the thread panel");

ok(

    Array.from(threadsEl).every(

      el => !isThreadElementPaused(el) && !getThreadElementPausedBadge(el)

),

    "No threads are paused"

);

  // Add breakpoint within the iframe, which is hit early on load

  await selectSource(dbg, "simple2.js");

  await addBreakpoint(dbg, "simple2.js", 7);

  const onBreakpoint = waitForDispatch(dbg.store, "SET_BREAKPOINT");

  info("Reload the page to hit the breakpoint on load");

  const onReloaded = reload(dbg);

  await onBreakpoint;

  await waitForSelectedSource(dbg, "simple2.js");

ok(

    getSelectedSource().url.includes("simple2.js"),

    "Selected source is simple2.js"

);

  await waitForPaused(dbg);

  await assertPausedAtSourceAndLine(dbg, findSource(dbg, "simple2.js").id, 7);

  await waitForElement(dbg, "threadsPaneItems");

  threadsEl = findAllElements(dbg, "threadsPaneItems");

  is(threadsEl.length, 2, "There are two threads in the thread panel");

  const [mainThreadEl, remoteThreadEl] = threadsEl;

is(

    mainThreadEl.textContent,

    "Main Thread",

    "first thread displayed is the main thread"

);

ok(

    !isThreadElementPaused(mainThreadEl),

    "Main Thread does not have the paused styling"

);

ok(

    !getThreadElementPausedBadge(mainThreadEl),

    "Main Thread does not have a paused badge"

);

ok(

    remoteThreadEl.textContent.startsWith(URL_ROOT_ORG_SSL),

    "second thread displayed is the remote thread"

);

ok(

    isThreadElementPaused(remoteThreadEl),

    "paused thread has the paused styling"

);

is(

    getThreadElementPausedBadge(remoteThreadEl).textContent,

    "paused",

    "paused badge is displayed in the remote thread item"

);

  await stepIn(dbg);

  await assertPausedAtSourceAndLine(dbg, findSource(dbg, "simple2.js").id, 7);

  // We can't used `stepIn` helper as this last step will resume

  // and the helper is expecting to pause again

  await dbg.actions.stepIn();

  assertNotPaused(dbg, "Stepping in two times resumes");

  info("Wait for reload to complete after resume");

  await onReloaded;

  await dbg.toolbox.closeToolbox();

});

function isThreadElementPaused(el) {

  return el.classList.contains("paused");

function getThreadElementPausedBadge(el) {

  return el.querySelector(".pause-badge");