return -1
      }
    }
  }

  /**
   * Prunes any leaked calls and then returns the number of remaining live calls on [connection].
   * Calls are leaked if the connection is tracking them but the application code has abandoned
   * them. Leak detection is imprecise and relies on garbage collection.
   */
  private fun pruneAndGetAllocationCount(
    connection: RealConnection,
    now: Long,

            assertNotNull(resp);
            assertSame(mockConfig, resp.getConfig());
        }
    }

    @Nested
    @DisplayName("Response Chaining Tests")
    class ResponseChainingTests {

        @Test
        @DisplayName("Should return next response")
        void testGetNextResponse() {

      to the Licensor or its representatives, including but not limited to
      communication on electronic mailing lists, source code control systems,
      and issue tracking systems that are managed by, or on behalf of, the
      Licensor for the purpose of discussing and improving the Work, but
      excluding communication that is conspicuously marked or otherwise

     */
    @Override
    public void setPath(String path) {
        if (path.length() > 0 && path.charAt(0) == '\\') {
            path = path.substring(1);
        }
        // win8.1 returns ACCESS_DENIED if the trailing backslash is included
        if (path.length() > 1 && path.charAt(path.length() - 1) == '\\') {
            path = path.substring(0, path.length() - 1);
        }
        this.name = path;
    }

    /**

   */
  public void testIsWellFormed_4BytesSamples() {
    // Valid 4 byte.
    assertWellFormed(0xF0, 0xA4, 0xAD, 0xA2);
    // Bad trailing bytes
    assertNotWellFormed(0xF0, 0xA4, 0xAD, 0x7F);
    assertNotWellFormed(0xF0, 0xA4, 0xAD, 0xC0);
    // Special cases for byte2
    assertNotWellFormed(0xF0, 0x8F, 0xAD, 0xA2);

    void testGetNameVariants() {
        // file name from deep path
        SmbResourceLocatorImpl a = locator("smb://server/share/dir/file.txt");
        assertEquals("file.txt", a.getName());

        // share name with trailing slash when only share present
        SmbResourceLocatorImpl b = locator("smb://server/share/");
        assertEquals("share/", b.getName());

        // host when no path/share

            cbWithMetrics.close();
        }
    }

    @Test
    public void testActiveRequestsTracking() throws Exception {
        SmbCircuitBreaker cbWithTracking = new SmbCircuitBreaker("tracking-test");

        try {
            assertEquals(0, cbWithTracking.getActiveRequests(), "Initial active requests should be 0");

            CountDownLatch startLatch = new CountDownLatch(1);

      to the Licensor or its representatives, including but not limited to
      communication on electronic mailing lists, source code control systems,
      and issue tracking systems that are managed by, or on behalf of, the
      Licensor for the purpose of discussing and improving the Work, but
      excluding communication that is conspicuously marked or otherwise

      to the Licensor or its representatives, including but not limited to
      communication on electronic mailing lists, source code control systems,
      and issue tracking systems that are managed by, or on behalf of, the
      Licensor for the purpose of discussing and improving the Work, but
      excluding communication that is conspicuously marked or otherwise

        assertTrue(stackTraceOutput.contains("IOException"));
        assertTrue(stackTraceOutput.contains("IO error"));
    }

    /**
     * Test exception chaining
     */
    public void test_exceptionChaining() {
        Exception level3 = new IllegalArgumentException("Level 3 - Root cause");
        Exception level2 = new IllegalStateException("Level 2", level3);