}

    def "final releases are sorted by version"() {
        def snapshot = snapshot('4.3')
        def rc = releasedVersion('4.3-rc-1')
        def referenceBuildTime = System.currentTimeMillis() - DAYS.toMillis(10)
        def finalVersionsBefore = [
            releasedVersion('4.3.1', referenceBuildTime + 7),
            releasedVersion('4.4', referenceBuildTime + 5),
            releasedVersion('4.3', referenceBuildTime + 2),

    val timeoutMillis = TimeUnit.NANOSECONDS.toMillis(System.nanoTime()) + TIMEOUT_MILLIS
    while (true) {
      val i = responses.iterator()
      while (i.hasNext()) {
        val recordedResponse = i.next()
        if (recordedResponse.request.url.equals(url)) {
          i.remove()
          return recordedResponse
        }
      }
      val nowMillis = TimeUnit.NANOSECONDS.toMillis(System.nanoTime())

      assertEquals(method, lastMethodCalled);
    }

    void assertMethodWithTimeout(String method, long timeout, TimeUnit unit) {
      assertLastMethodCalled(method + "Timeout");
      assertEquals(unit.toMillis(timeout), lastTimeoutInMillis);
    }

    @Override
    public boolean awaitTermination(long timeout, TimeUnit unit) {
      lastMethodCalled = "awaitTermination";
      return false;
    }

      if (requestCaching.maxAgeSeconds != -1) {
        freshMillis = minOf(freshMillis, SECONDS.toMillis(requestCaching.maxAgeSeconds.toLong()))
      }

      var minFreshMillis: Long = 0
      if (requestCaching.minFreshSeconds != -1) {
        minFreshMillis = SECONDS.toMillis(requestCaching.minFreshSeconds.toLong())
      }

      var maxStaleMillis: Long = 0

            // Allow for small timing differences (1ms) due to execution time between measurements
            assertTrue(
                    Math.abs(elapsed.toMillis() - calculated.toMillis()) <= 1,
                    "Elapsed time should match calculated duration between start and now");
        }
    }

    @Test
    @DisplayName("MonotonicClock should handle rapid successive calls")

      assertEquals(method, lastMethodCalled);
    }

    void assertMethodWithTimeout(String method, long timeout, TimeUnit unit) {
      assertLastMethodCalled(method + "Timeout");
      assertEquals(unit.toMillis(timeout), lastTimeoutInMillis);
    }

    @Override
    public boolean awaitTermination(long timeout, TimeUnit unit) {
      lastMethodCalled = "awaitTermination";
      return false;
    }

      } catch (e: Exception) {
        val tookMs = TimeUnit.NANOSECONDS.toMillis(System.nanoTime() - startNs)
        logger.log(
          buildString {
            append("<-- HTTP FAILED: $e.")
            append(" ${redactUrl(request.url)} (${tookMs}ms)")
          },
        )
        throw e
      }

      val tookMs = TimeUnit.NANOSECONDS.toMillis(System.nanoTime() - startNs)

      val responseBody = response.body!!

        }
      },
    )

    check(latch.await(30, TimeUnit.SECONDS)) { "Timed out waiting for test $number to finish." }
    val endNanos = System.nanoTime()
    val tookMs = TimeUnit.NANOSECONDS.toMillis(endNanos - startNanos.get())
    println("Took ${tookMs}ms")
  }

  private fun getTestCount(): Long {
    val latch = CountDownLatch(1)
    val countRef = AtomicLong()

   *     positive values yield dates in the future.
   */
  private fun formatDate(
    delta: Long,
    timeUnit: TimeUnit,
  ): String? = formatDate(Date(System.currentTimeMillis() + timeUnit.toMillis(delta)))

  private fun formatDate(date: Date): String? {
    val rfc1123: DateFormat = SimpleDateFormat("EEE, dd MMM yyyy HH:mm:ss zzz", Locale.US)
    rfc1123.timeZone = TimeZone.getTimeZone("GMT")

    val startNanos = System.nanoTime()
    while (webSocket.receivedPongCount() < 3) {
      Thread.sleep(50)
    }
    val elapsedUntilPong3 = System.nanoTime() - startNanos
    assertThat(TimeUnit.NANOSECONDS.toMillis(elapsedUntilPong3).toDouble())
      .isCloseTo(1500.0, 250.0)

    // The client pinged the server 3 times, and it has ponged back 3 times.
    assertThat(webSocket.sentPingCount()).isEqualTo(3)