}

  public void testStart_whileRunning() {
    stopwatch.start();
    assertThrows(IllegalStateException.class, stopwatch::start);
    assertTrue(stopwatch.isRunning());
  }

  public void testStop() {
    stopwatch.start();
    assertSame(stopwatch, stopwatch.stop());
    assertFalse(stopwatch.isRunning());
  }

  public void testStop_new() {
    assertThrows(IllegalStateException.class, stopwatch::stop);

  @StartStop
  private val server = MockWebServer()

  @BeforeEach
  fun setUp() {
    // Test designed for Conscrypt and JSSE
    platform.assumeNotBouncyCastle()
  }

  @Test
  fun testHttp(socketMode: SocketMode = burstValues(Channel, Standard)) {
    testConnection(socketMode)
  }

  @Test
  fun testHttps(
    provider: Provider = Provider.JSSE,