browser_jsterm_eager_evaluation_in_debugger_stackframe.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 eager evaluation works as expected when paused in the debugger.

const TEST_URI = `data:text/html;charset=utf-8,<!DOCTYPE html>

<script>

var x = "global";

function pauseInDebugger(param) {

  let x = "local";

  debugger;

</script>

`;

add_task(async function () {

  const hud = await openNewTabAndConsole(TEST_URI);

  const toolbox = gDevTools.getToolboxForTab(gBrowser.selectedTab);

  setInputValue(hud, "x");

  await waitForEagerEvaluationResult(hud, `"global"`);

  info("Open Debugger");

  await openDebugger();

  const dbg = createDebuggerContext(toolbox);

  info("Pause in Debugger");

  SpecialPowers.spawn(gBrowser.selectedBrowser, [], function () {

    content.wrappedJSObject.pauseInDebugger("myParam");

});

  await pauseDebugger(dbg);

  info("Opening Console");

  await toolbox.selectTool("webconsole");

  info("Check that the parameter is eagerly evaluated as expected");

  setInputValue(hud, "param");

  await waitForEagerEvaluationResult(hud, `"myParam"`);

  setInputValue(hud, "x");

  await waitForEagerEvaluationResult(hud, `"local"`);

  await resume(dbg);

});