browser_computed_original-source-link.js

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/* Any copyright is dedicated to the Public Domain.

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

"use strict";

// Tests that the computed view shows the original source link when source maps

// are enabled.

const TESTCASE_URI = URL_ROOT_SSL + "doc_sourcemaps.html";

const PREF = "devtools.source-map.client-service.enabled";

const SCSS_LOC = "doc_sourcemaps.scss:4";

const CSS_LOC = "doc_sourcemaps.css:1";

add_task(async function () {

  info("Turning the pref " + PREF + " on");

  Services.prefs.setBoolPref(PREF, true);

  await addTab(TESTCASE_URI);

  const { toolbox, inspector, view } = await openComputedView();

  let onLinksUpdated = inspector.once("computed-view-sourcelinks-updated");

  await selectNode("div", inspector);

  info("Expanding the first property");

  await expandComputedViewPropertyByIndex(view, 0);

  info("Verifying the link text");

  await onLinksUpdated;

  verifyLinkText(view, SCSS_LOC);

  info("Toggling the pref");

  onLinksUpdated = inspector.once("computed-view-sourcelinks-updated");

  Services.prefs.setBoolPref(PREF, false);

  await onLinksUpdated;

  info("Verifying that the link text has changed after the pref change");

  await verifyLinkText(view, CSS_LOC);

  info("Toggling the pref again");

  onLinksUpdated = inspector.once("computed-view-sourcelinks-updated");

  Services.prefs.setBoolPref(PREF, true);

  await onLinksUpdated;

  info("Testing that clicking on the link works");

  await testClickingLink(toolbox, view);

  info("Turning the pref " + PREF + " off");

  Services.prefs.clearUserPref(PREF);

});

async function testClickingLink(toolbox, view) {

  const onEditor = waitForStyleEditor(toolbox, "doc_sourcemaps.scss");

  info("Clicking the computedview stylesheet link");

  const link = getComputedViewLinkByIndex(view, 0);

  link.scrollIntoView();

  link.click();

  const editor = await onEditor;

  const { line } = editor.sourceEditor.getCursor();

  is(line, 3, "cursor is at correct line number in original source");

function verifyLinkText(view, text) {

  const link = getComputedViewLinkByIndex(view, 0);

is(

    link.textContent,

    text,

    "Linked text changed to display the correct location"

);