chromium/src/third_party/blink/web_tests/http/tests/devtools/sources/debugger/script-lazily-failed-to-parse.js

// Copyright 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

(async function() {
  TestRunner.addResult(
      `Tests that FailedToParseScriptSource event is NOT raised after running a damaged part of a script that was already parsed.\n`);
  await TestRunner.loadModule('sources_test_runner');
  await TestRunner.showPanel('sources');
  await TestRunner.evaluateInPagePromise(`
      function thisIsBroken() {
        const duplicated = 1;
        const duplicated = 2;
      }
  `);

  TestRunner.debuggerModel.addEventListener(
    SDK.DebuggerModel.Events.FailedToParseScriptSource, () => {
      TestRunner.addResult('ERROR: Recieved script failed to parse event')
    });
  await TestRunner.evaluateInPagePromise('thisIsBroken()');
  TestRunner.addResult('Finished running broken code.');
  TestRunner.completeTest();
})();