message: The shop tests take a while to build.
diff: @@ -111,11 +111,12 @@ suite('integration tests', function() {
  await runCommand(binPath, ['build'], {cwd: dir});
  });
  - test('test the 3.0 "shop" template', async () => {
  + test.only('test the 3.0 "shop" template', async function () {
  + // Shop has a lot of build configurations, they take a long time.
  + this.timeout(5 * 60 * 1000);
  const ShopGenerator = createGithubGenerator(
  {owner: 'Polymer', repo: 'shop', githubToken, branch: '3.0'});
  -
  // https://github.com/Polymer/tools/issues/137 for filling this out more.
  const dir = await runGenerator(ShopGenerator).toPromise();
  await runCommand(binPath, ['install'], {cwd: dir});
  