for (long value : UNSIGNED_INTS) {
      assertThat(UnsignedInts.toLong(UnsignedInts.checkedCast(value))).isEqualTo(value);
    }
    assertCastFails(1L << 32);
    assertCastFails(-1L);
    assertCastFails(Long.MAX_VALUE);
    assertCastFails(Long.MIN_VALUE);
  }

  private static void assertCastFails(long value) {
    try {
      UnsignedInts.checkedCast(value);
      fail("Cast to int should have failed: " + value);

public class DoubleMathTest extends TestCase {

  private static final BigDecimal MAX_INT_AS_BIG_DECIMAL = BigDecimal.valueOf(Integer.MAX_VALUE);
  private static final BigDecimal MIN_INT_AS_BIG_DECIMAL = BigDecimal.valueOf(Integer.MIN_VALUE);

  private static final BigDecimal MAX_LONG_AS_BIG_DECIMAL = BigDecimal.valueOf(Long.MAX_VALUE);
  private static final BigDecimal MIN_LONG_AS_BIG_DECIMAL = BigDecimal.valueOf(Long.MIN_VALUE);

                    long multiplier = 1L << safeShift;
                    // Check for potential overflow before multiplication
                    long delay = (retryDelayMs > Long.MAX_VALUE / multiplier) ? MAX_RETRY_DELAY
                            : Math.min(MAX_RETRY_DELAY, retryDelayMs * multiplier);
                    Thread.sleep(delay);
                }

  }

  public void testNoForwardingOfDefaultMethod() throws Exception {
    ExecutorService delegate =
        new ThreadPoolExecutor(0, Integer.MAX_VALUE, 60, SECONDS, new SynchronousQueue<>()) {
          @Override
          public void close() {
            throw new AssertionError(
                "ForwardingExecutorService should have used the default method"

            when(mock.length()).thenReturn(-10L);
            assertEquals(-10L, mock.length());
        }
    }

    @ParameterizedTest(name = "getType returns {0}")
    @ValueSource(ints = { 0, 1, -5, Integer.MAX_VALUE })
    @DisplayName("Parameterized type values")
    void typeParameterized(int type) {
        FileEntry mock = mock(FileEntry.class);
        when(mock.getType()).thenReturn(type);

    void testDecodeWithMaxIndexNumber() throws SMBProtocolDecodingException {
        // Prepare test data
        byte[] buffer = new byte[8];
        long expectedIndexNumber = Long.MAX_VALUE;

        // Encode test data
        SMBUtil.writeInt8(expectedIndexNumber, buffer, 0);

        // Decode
        int bytesDecoded = fileInternalInfo.decode(buffer, 0, buffer.length);

        // Verify

        expiresAt = Long.MIN_VALUE
      } else if (deltaSeconds != -1L) {
        val deltaMilliseconds =
          if (deltaSeconds <= Long.MAX_VALUE / 1000) {
            deltaSeconds * 1000
          } else {
            Long.MAX_VALUE
          }
        expiresAt = currentTimeMillis + deltaMilliseconds
        if (expiresAt < currentTimeMillis || expiresAt > MAX_DATE) {

    }

    /**
     * Parameterised test of capacity values, including edge cases such as
     * zero and negative capacities.
     */
    @ParameterizedTest
    @ValueSource(longs = { 0L, -1L, Long.MAX_VALUE })
    @DisplayName("capacity may be any long value")
    void testCapacityEdgeValues(long capacity) {
        when(mockAllocInfo.getCapacity()).thenReturn(capacity);
        assertEquals(capacity, mockAllocInfo.getCapacity());

  private static final int[] ARRAY1 = {(int) 1};
  private static final int[] ARRAY234 = {(int) 2, (int) 3, (int) 4};

  private static final int LEAST = Integer.MIN_VALUE;
  private static final int GREATEST = Integer.MAX_VALUE;

  private static final int[] VALUES = {LEAST, (int) -1, (int) 0, (int) 1, GREATEST};

  // We need to test that our method behaves like the JDK method.
  @SuppressWarnings("InlineMeInliner")

          // We attempted to retry and got another timeout. Give up.
          return null
        }

        if (retryAfter(userResponse, Integer.MAX_VALUE) == 0) {
          // specifically received an instruction to retry without delay.
          return userResponse.request
        }

        return null
      }

      HTTP_MISDIRECTED_REQUEST -> {