browser_dbg-scopes.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";

// Test that the values of the scope nodes are displayed correctly.

add_task(async function testScopeNodes() {

  const dbg = await initDebugger("doc-script-switching.html");

  const ready = Promise.all([

    waitForPaused(dbg),

    waitForLoadedSource(dbg, "script-switching-02.js"),

    // MAP_FRAMES triggers a new Scopes panel render cycle, which introduces

    // a race condition with the click event on the foo node.

    waitForDispatch(dbg.store, "MAP_FRAMES"),

]);

  invokeInTab("firstCall");

  await ready;

  is(getScopeNodeLabel(dbg, 1), "secondCall");

  is(getScopeNodeLabel(dbg, 2), "<this>");

  is(getScopeNodeLabel(dbg, 4), "foo()");

  await toggleScopeNode(dbg, 4);

  is(getScopeNodeLabel(dbg, 5), "arguments");

  await stepOver(dbg);

  is(getScopeNodeLabel(dbg, 4), "foo()");

  is(getScopeNodeLabel(dbg, 5), "Window");

  is(getScopeNodeValue(dbg, 5), "Global");

  info("Resuming the thread");

  await resume(dbg);

});

// Test scope nodes for anonymous functions display correctly.

add_task(async function testAnonymousScopeNodes() {

  const dbg = await initDebuggerWithAbsoluteURL(

    "data:text/html;charset=utf8,<!DOCTYPE html><script>(function(){const x = 3; debugger;})()</script>"

);

  info("Reload the page to hit the debugger statement while loading");

  const onReloaded = reload(dbg);

  await waitForPaused(dbg);

  ok(true, "We're paused");

is(

    getScopeNodeLabel(dbg, 1),

    "<anonymous>",

    "The scope node for the anonymous function is displayed correctly"

);

  info("Resuming the thread");

  await resume(dbg);

  await onReloaded;

});