// Copyright 2019 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

// Flags: --harmony-dynamic-import --harmony-top-level-await --ignore-unhandled-promises

let ran = false;
try {
  await import('modules-skip-4-top-level-await.mjs');
  assertUnreachable();
} catch (e) {
  assertEquals(e.message, '42 is not the answer');
  ran = true;
}

assertEquals(ran, true);
