test_nesting-03.js

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/* Any copyright is dedicated to the Public Domain.

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

"use strict";

// Test that we can detect nested event loops in tabs with the same URL.

add_task(async function () {

  const GLOBAL_NAME = "test-nesting1";

  initTestDevToolsServer();

  addTestGlobal(GLOBAL_NAME);

  addTestGlobal(GLOBAL_NAME);

  // Connect two thread actors, debugging the same debuggee, and both being paused.

  const firstClient = new DevToolsClient(DevToolsServer.connectPipe());

  await firstClient.connect();

  const { threadFront: firstThreadFront } = await attachTestThread(

    firstClient,

    GLOBAL_NAME

);

  await firstThreadFront.interrupt();

  const secondClient = new DevToolsClient(DevToolsServer.connectPipe());

  await secondClient.connect();

  const { threadFront: secondThreadFront } = await attachTestThread(

    secondClient,

    GLOBAL_NAME

);

  await secondThreadFront.interrupt();

  // Then check how concurrent resume work

  let result;

  try {

    result = await firstThreadFront.resume();

  } catch (e) {

    Assert.ok(e.includes("wrongOrder"), "rejects with the wrong order");

  Assert.ok(!result, "no response");

  result = await secondThreadFront.resume();

  Assert.ok(true, "resumed as expected");

  await firstThreadFront.resume();

  Assert.ok(true, "resumed as expected");

  await firstClient.close();

  await finishClient(secondClient);

});