browser_dbg_target-scoped-actor-02.js

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/* Any copyright is dedicated to the Public Domain.

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

"use strict";

/**

 * Check target-scoped actor lifetimes.

*/

const ACTORS_URL = EXAMPLE_URL + "testactors.js";

const TAB_URL = TEST_URI_ROOT + "doc_empty-tab-01.html";

add_task(async function () {

  const tab = await addTab(TAB_URL);

  await registerActorInContentProcess(ACTORS_URL, {

    prefix: "testOne",

    constructor: "TestActor1",

    type: { target: true },

});

  const target = await createAndAttachTargetForTab(tab);

  const { client } = target;

  const form = target.targetForm;

  await testTargetScopedActor(client, form);

  await closeTab(client, form);

  await target.destroy();

});

async function testTargetScopedActor(client, form) {

  ok(form.testOneActor, "Found the test target-scoped actor.");

ok(

    form.testOneActor.includes("testOne"),

    "testOneActor's typeName should be used."

);

  const response = await client.request({

    to: form.testOneActor,

    type: "ping",

});

  is(response.pong, "pong", "Actor should respond to requests.");

async function closeTab(client, form) {

  // We need to start listening for the rejection before removing the tab

  /* eslint-disable-next-line mozilla/rejects-requires-await*/

  const onReject = Assert.rejects(

    client.request({ to: form.testOneActor, type: "ping" }),

    err =>

      err.message ===

      `'ping' active request packet to '${form.testOneActor}' ` +

        `can't be sent as the connection just closed.`,

    "testOneActor went away."

);

  await removeTab(gBrowser.selectedTab);

  await onReject;