/* 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/>. */

// Tests early event breakpoints and event breakpoints in a remote frame.

"use strict";

add_task(async function() {
  await pushPref(
    "devtools.debugger.features.event-listeners-breakpoints",
    true
  );

  const dbg = await initDebugger(
    "doc-event-breakpoints-fission.html",
    "event-breakpoints.js"
  );

  await selectSource(dbg, "event-breakpoints.js");
  await waitForSelectedSource(dbg, "event-breakpoints.js");

  await dbg.actions.addEventListenerBreakpoints([
    "event.mouse.click",
    "event.xhr.load",
    "timer.timeout.set",
  ]);

  info("Assert early timeout event breakpoint gets hit");
  const waitForReload = reloadBrowser();

  await waitForPaused(dbg);
  assertPausedAtSourceAndLine(
    dbg,
    findSource(dbg, "doc-event-breakpoints-fission.html").id,
    17
  );
  await resume(dbg);

  await waitForReload;

  info("Assert event breakpoints work in remote frame");
  await invokeAndAssertBreakpoints(dbg);

  info("reload the iframe");
  await SpecialPowers.spawn(gBrowser.selectedBrowser, [], () =>
    content.wrappedJSObject.reloadIframe()
  );
  info("Assert event breakpoints work in remote frame after reload");
  await invokeAndAssertBreakpoints(dbg);
});

async function invokeAndAssertBreakpoints(dbg) {
  invokeInTabRemoteFrame("clickHandler");
  await waitForPaused(dbg);
  assertPausedAtSourceAndLine(
    dbg,
    findSource(dbg, "event-breakpoints.js").id,
    12
  );
  await resume(dbg);

  invokeInTabRemoteFrame("xhrHandler");
  await waitForPaused(dbg);
  assertPausedAtSourceAndLine(
    dbg,
    findSource(dbg, "event-breakpoints.js").id,
    20
  );
  await resume(dbg);
}

async function invokeInTabRemoteFrame(fnc, ...args) {
  info(`Invoking in tab remote frame: ${fnc}(${args.map(uneval).join(",")})`);
  await SpecialPowers.spawn(gBrowser.selectedBrowser, [fnc, args], function(
    _fnc,
    _args
  ) {
    return SpecialPowers.spawn(
      content.document.querySelector("iframe"),
      [_fnc, _args],
      (__fnc, __args) => content.wrappedJSObject[__fnc](...__args)
    );
  });
}
