}

    @Test
    void testSetMid() {
        long mid = 12345L;
        mockResponse.setMid(mid);

        // Verify that the method was called with the correct argument
        verify(mockResponse, times(1)).setMid(mid);
    }

    @Test
    void testGetMid() {
        long mid = 54321L;
        when(mockResponse.getMid()).thenReturn(mid);

    }

    /**
     * Retrieve a <code>long</code>. If the key does not exist or
     * cannot be converted to a <code>long</code>, the provided default
     * argument will be returned.
     *
     * @param key the property key to look up
     * @param def the default value to return if the property is not found or cannot be parsed
     * @return the property value as a long, or the default value
     */

    @Override public Response intercept(Chain chain) throws IOException {
      long t1 = System.nanoTime();
      Request request = chain.request();
      logger.info(String.format("Sending request %s on %s%n%s",
          request.url(), chain.connection(), request.headers()));
      Response response = chain.proceed(request);

      long t2 = System.nanoTime();
      logger.info(String.format("Received response for %s in %.1fms%n%s",

@NullUnmarked
public class MoreObjectsTest extends TestCase {
  public void testFirstNonNull_withNonNull() {
    String s1 = "foo";
    String s2 = MoreObjects.firstNonNull(s1, "bar");
    assertSame(s1, s2);

    Long n1 = 42L;
    Long n2 = MoreObjects.firstNonNull(null, n1);
    assertSame(n1, n2);

    Boolean b1 = true;
    Boolean b2 = MoreObjects.firstNonNull(b1, null);
    assertSame(b1, b2);
  }

    }

    /**
     * State tracking for channel failover
     */
    public static class FailoverState {

        private final String channelId;
        private final long failureTime;
        private int retryCount;
        private long nextRetryTime;

        /**
         * Create failover state
         *
         * @param channelId channel identifier
         */

        }

        @ParameterizedTest
        @DisplayName("Should handle various offsets")
        @ValueSource(longs = { 0L, 1L, 512L, 1024L, 4096L, 1048576L, Long.MAX_VALUE })
        void testVariousOffsets(long offset) {
            assertDoesNotThrow(() -> request.setOffset(offset));
        }
    }

    @Nested
    @DisplayName("Size Calculation Tests")
    class SizeCalculationTests {

        void testSourceKeyAllMax() {
            // Given
            byte[] maxKey = new byte[SOURCE_KEY_SIZE];
            Arrays.fill(maxKey, (byte) 0xFF);
            SrvCopychunk chunk = new SrvCopychunk(Long.MAX_VALUE, Long.MAX_VALUE, Integer.MAX_VALUE);
            SrvCopychunkCopy copy = new SrvCopychunkCopy(maxKey, chunk);
            byte[] buffer = new byte[100];

            // When

        }

        @Override
        public long createTime() {
            return 0;
        }

        @Override
        public long lastModified() {
            return 0;
        }

        @Override
        public long lastAccess() {
            return 0;
        }

        @Override
        public long length() {
            return 0;
        }

        assertEquals(Constants.HEAD_METHOD, response.getMethod());
    }

    static class TestClient implements CrawlerClient {
        int count;

        int exceptionCount;

        long interval = 500;

        long previousTime;

        @Override
        public void setInitParameterMap(final Map<String, Object> params) {
        }

        /*
         * (non-Javadoc)
         *

     *
     * @param lastWriteTime the last write time to set, or 0 to leave unchanged
     * @throws CIFSException if an error occurs while closing the file
     */
    void close(long lastWriteTime) throws CIFSException;

    /**
     * {@inheritDoc}
     *
     * @see java.lang.AutoCloseable#close()
     */
    @Override
    void close() throws CIFSException;

    /**