devtools/client/framework/test/browser_source_map-inline.js


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/* Any copyright is dedicated to the Public Domain.
 http://creativecommons.org/publicdomain/zero/1.0/ */

// Test that inline source maps work.

"use strict";

// There are shutdown issues for which multiple rejections are left uncaught.
// See bug 1018184 for resolving these issues.
const { PromiseTestUtils } = ChromeUtils.importESModule(
  "resource://testing-common/PromiseTestUtils.sys.mjs"
);
PromiseTestUtils.allowMatchingRejectionsGlobally(/this\.worker is null/);
PromiseTestUtils.allowMatchingRejectionsGlobally(/Component not initialized/);

const TEST_ROOT = "https://example.com/browser/devtools/client/framework/test/";
// Empty page
const PAGE_URL = `${TEST_ROOT}doc_empty-tab-01.html`;
const JS_URL = `${TEST_ROOT}code_inline_bundle.js`;
const ORIGINAL_URL = "webpack:///code_inline_original.js";

add_task(async function () {
  const toolbox = await openNewTabAndToolbox(PAGE_URL, "jsdebugger");
  const service = toolbox.sourceMapURLService;

  // Inject JS script
  const sourceSeen = waitForSourceLoad(toolbox, JS_URL);
  await createScript(JS_URL);
  await sourceSeen;

  info(`checking original location for ${JS_URL}:84`);
  const newLoc = await new Promise(r =>
    service.subscribeByURL(JS_URL, 84, undefined, r)
  );

  is(newLoc.url, ORIGINAL_URL, "check mapped URL");
  is(newLoc.line, 11, "check mapped line number");

  await toolbox.destroy();
  gBrowser.removeCurrentTab();
  finish();
});