a = ImmutableList.of(4, 8, 15, 16, 23, 42);
    b = asList(4, 8, 15, 16, 23, 42);
    assertTrue(elementsEqual(a.iterator(), b.iterator()));

    // An element differs.
    a = asList(4, 8, 15, 12, 23, 42);
    b = asList(4, 8, 15, 16, 23, 42);
    assertFalse(elementsEqual(a.iterator(), b.iterator()));

    // null versus non-null.

    a = ImmutableList.of(4, 8, 15, 16, 23, 42);
    b = asList(4, 8, 15, 16, 23, 42);
    assertTrue(elementsEqual(a.iterator(), b.iterator()));

    // An element differs.
    a = asList(4, 8, 15, 12, 23, 42);
    b = asList(4, 8, 15, 16, 23, 42);
    assertFalse(elementsEqual(a.iterator(), b.iterator()));

    // null versus non-null.

   *
   * <p>If the mapped keys contain duplicates (according to {@link Object#equals(Object)}, an {@code
   * IllegalArgumentException} is thrown when the collection operation is performed. (This differs
   * from the {@code Collector} returned by {@link Collectors#toMap(Function, Function)}, which
   * throws an {@code IllegalStateException}.)
   *
   * @since 33.2.0 (available since 21.0 in guava-jre)
   */

    modified version of this License if You: (a) rename the license and
    remove any references to the name of the license steward (except to
    note that the license differs from this License); and (b) otherwise
    make it clear that the license contains terms which differ from this
    License.

5. DISCLAIMER OF WARRANTY.

    COVERED SOFTWARE IS PROVIDED UNDER THIS LICENSE ON AN "AS IS" BASIS,

   *
   * <p>If the mapped keys contain duplicates (according to {@link Object#equals(Object)}, an {@code
   * IllegalArgumentException} is thrown when the collection operation is performed. (This differs
   * from the {@code Collector} returned by {@link Collectors#toMap(Function, Function)}, which
   * throws an {@code IllegalStateException}.)
   *
   * @since 21.0
   */
  public static <T extends @Nullable Object, K, V>

   * be thrown by calling {@code finishToFuture().get()} if this were the last step. Calling {@code
   * cancel()} on the returned future has no effect on the {@code ClosingFuture} pipeline.
   *
   * <p>{@code statusFuture} differs from most methods on {@code ClosingFuture}: You can make calls
   * to {@code statusFuture} <i>in addition to</i> the call you make to {@link #finishToFuture()} or

   * be thrown by calling {@code finishToFuture().get()} if this were the last step. Calling {@code
   * cancel()} on the returned future has no effect on the {@code ClosingFuture} pipeline.
   *
   * <p>{@code statusFuture} differs from most methods on {@code ClosingFuture}: You can make calls
   * to {@code statusFuture} <i>in addition to</i> the call you make to {@link #finishToFuture()} or

            buffers.add(buffer);
        }

        // When - Release all buffers back
        for (byte[] buffer : buffers) {
            BufferCache.releaseBuffer(buffer);
        }

        // Then - Should be able to get buffers again
        byte[] newBuffer = BufferCache.getBuffer();

        assertSame(testResponseBuffer, negotiationWithNullResponse.getResponseRaw());
    }

    @Test
    @DisplayName("Constructor with null buffers should work")
    void testConstructorWithNullBuffers() {
        // Test that null buffers are handled properly
        SmbNegotiation negotiationWithNullBuffers = new SmbNegotiation(mockRequest, mockResponse, null, null);

        // When & Then
        assertDoesNotThrow(() -> {
            mockBufferCache.releaseBuffer(buffer);
        }, "releaseBuffer should handle valid buffers");
    }

    @Test
    @DisplayName("getBuffer should return buffers for use")
    void testGetBufferBasicUsage() {
        // When
        byte[] buffer1 = testCache.getBuffer();
        byte[] buffer2 = testCache.getBuffer();

        // Then