count += values.length();
      return this;
    }

    private void ensureRoomFor(int numberToAdd) {
      int newCount = count + numberToAdd; // TODO(kevinb): check overflow now?
      if (newCount > array.length) {
        array = Arrays.copyOf(array, expandedCapacity(array.length, newCount));
      }
    }

    // Unfortunately this is pasted from ImmutableCollection.Builder.

        }

        @Test
        @DisplayName("Should handle buffer overflow protection")
        void testBufferOverflowProtection() {
            request.setReadLength(65536);

            byte[] smallBuffer = new byte[48]; // Smaller than required 49 bytes

            // Should not overflow buffer

   * thrown by {@linkplain MoreExecutors#directExecutor direct execution}) will be caught and
   * logged.
   *
   * <p>Note: If your listener is lightweight -- and will not cause stack overflow by completing
   * more futures or adding more {@code directExecutor()} listeners inline -- consider {@link
   * MoreExecutors#directExecutor}. Otherwise, avoid it: See the warnings on the docs for {@code
   * directExecutor}.

        assertArrayEquals(testData, copiedData);
    }

    @Test
    @DisplayName("Should check if error response for buffer overflow status")
    void testIsErrorResponseStatusBufferOverflow() throws Exception {
        // Given - Use reflection to set status
        Field statusField = ServerMessageBlock2.class.getDeclaredField("status");

        }
        assertEquals(10000, urlSet.size());

        // Add one more should maintain size at 10000 (LRU eviction)
        urlSet.add("http://overflow.com/robots.txt");
        assertEquals(10000, urlSet.size());
        assertTrue(urlSet.contains("http://overflow.com/robots.txt"));
        assertFalse(urlSet.contains("http://example0.com/robots.txt")); // First one should be evicted
    }

    /**

(max-width:575.98px){.table-responsive-sm{display:block;width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}.table-responsive-sm>.table-bordered{border:0}}@media (max-width:767.98px){.table-responsive-md{display:block;width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}.table-responsive-md>.table-bordered{border:0}}@media (max-width:991.98px){.table-responsive-lg{display:block;width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch}.table-responsive-lg>.table-bordered{border:0}}@media...

   * ok if it's in a method call. If the index passed in is 0 then no copying will be done.
   */
  private static char[] growBuffer(char[] dest, int index, int size) {
    if (size < 0) { // overflow - should be OutOfMemoryError but GWT/j2cl don't support it
      throw new AssertionError("Cannot increase internal buffer any further");
    }
    char[] copy = new char[size];
    if (index > 0) {

  }

  @GwtIncompatible // different overflow behavior; could probably be made to work by using ~~
  public void testConcat_overflow_negative() {
    int dim1 = 1 << 16;
    int dim2 = 1 << 15;
    assertThat(dim1 * dim2).isLessThan(0);
    testConcatOverflow(dim1, dim2);
  }

  @GwtIncompatible // different overflow behavior; could probably be made to work by using ~~

        // When
        int bytesWritten = trans2GetDfsReferral.writeParametersWireFormat(dst, 0);

        // Then
        assertTrue(bytesWritten > 0);
        // Verify that encoding doesn't overflow
        assertTrue(bytesWritten < dst.length);
    }

            assertThrows(ArrayIndexOutOfBoundsException.class, () -> request.writeBytesWireFormat(buffer, 0));
        }

        @Test
        @DisplayName("Should handle buffer overflow protection")
        void testBufferOverflowProtection() {
            Smb2Lock[] locks = new Smb2Lock[] { new Smb2Lock(0L, 100L, Smb2Lock.SMB2_LOCKFLAG_EXCLUSIVE_LOCK),