} catch (InterruptedException e) {
                        // Ignore
                    }
                }
            });

            waiter.start();
            Thread.sleep(50); // Give waiter time to start

            response.received();

            assertTrue(latch.await(500, TimeUnit.MILLISECONDS));
            assertTrue(response.isReceived());
        }

        @Test

      Work or Derivative Works thereof in any medium, with or without
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          stating that You changed the files; and

      Work or Derivative Works thereof in any medium, with or without
      modifications, and in Source or Object form, provided that You
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          stating that You changed the files; and

      Work or Derivative Works thereof in any medium, with or without
      modifications, and in Source or Object form, provided that You
      meet the following conditions:

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          stating that You changed the files; and

      Work or Derivative Works thereof in any medium, with or without
      modifications, and in Source or Object form, provided that You
      meet the following conditions:

      (a) You must give any other recipients of the Work or
          Derivative Works a copy of this License; and

      (b) You must cause any modified files to carry prominent notices
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      Work or Derivative Works thereof in any medium, with or without
      modifications, and in Source or Object form, provided that You
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      Work or Derivative Works thereof in any medium, with or without
      modifications, and in Source or Object form, provided that You
      meet the following conditions:

      (a) You must give any other recipients of the Work or
          Derivative Works a copy of this License; and

      (b) You must cause any modified files to carry prominent notices
          stating that You changed the files; and

      Work or Derivative Works thereof in any medium, with or without
      modifications, and in Source or Object form, provided that You
      meet the following conditions:

      (a) You must give any other recipients of the Work or
          Derivative Works a copy of this License; and

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          stating that You changed the files; and

      Work or Derivative Works thereof in any medium, with or without
      modifications, and in Source or Object form, provided that You
      meet the following conditions:

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          Derivative Works a copy of this License; and

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          stating that You changed the files; and