void testReadBytesWireFormatDifferentPositions() throws SMBProtocolDecodingException {
            byte[] buffer = new byte[1024];

            // Test at different positions
            int[] positions = { 0, 50, 100, 500, 800 };

            for (int position : positions) {
                SMBUtil.writeInt2(4, buffer, position);

    void testReadBytesWireFormatDifferentBufferPositions() throws SMBProtocolDecodingException {
        byte[] buffer = new byte[1024];

        // Test at different positions in the buffer
        int[] positions = { 0, 10, 100, 500 };

        for (int position : positions) {
            // Set structure size to 2 at the given position

        void testReadBytesWireFormatDifferentStartPositions() throws SMBProtocolDecodingException {
            // Given
            byte[] buffer = new byte[20];

            // Test at different positions
            int[] positions = { 0, 5, 10, 15 };

            for (int pos : positions) {
                SMBUtil.writeInt2(4, buffer, pos);

    }

    @Test
    @DisplayName("Test reading from different buffer positions")
    void testReadFromDifferentPositions() throws Exception {
        byte[] buffer = new byte[200];

        // Test at various positions in the buffer
        int[] positions = { 0, 10, 50, 100, 150 };

        for (int pos : positions) {
            when(mockConfig.getPid()).thenReturn(1234); // Mock getPid for each new instance

        }

        @Test
        @DisplayName("Should read from various buffer positions")
        void testReadBytesWireFormatAtDifferentPositions() throws SMBProtocolDecodingException {
            // Given
            byte[] buffer = new byte[20];
            int[] positions = { 0, 2, 4, 8, 10, 15 };

            for (int pos : positions) {
                // Clear buffer
                buffer = new byte[20];

        pad8Method.setAccessible(true);

        // Test various positions
        int[] positions = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 15, 16 };
        for (int pos : positions) {
            int padding = (int) pad8Method.invoke(req, pos);

            // Verify padding makes position 8-byte aligned
            assertEquals(0, (pos + padding) % 8);
        }
    }

    @Test

            auth1.equals(auth2);
        }
    }

    /**
     * Test that password comparison is constant-time by comparing execution times
     * for passwords that differ at different positions.
     */
    @Test
    public void testConstantTimePasswordComparison() throws Exception {
        char[] basePassword = "supersecretpassword123456789".toCharArray();

        @DisplayName("Should validate constant bit positions")
        void shouldHaveCorrectBitPositions() {
            // Verify specific bit positions as documented in comments
            assertEquals(0, Integer.numberOfTrailingZeros(ACE.FILE_READ_DATA), "FILE_READ_DATA should be at bit position 0");
            assertEquals(1, Integer.numberOfTrailingZeros(ACE.FILE_WRITE_DATA), "FILE_WRITE_DATA should be at bit position 1");

        @Test
        @DisplayName("Should encode at different buffer positions")
        void testEncodeAtDifferentPositions() {
            int[] hashAlgos = { 1, 2 };
            byte[] salt = new byte[8];
            Arrays.fill(salt, (byte) 0xFF);

            context = new PreauthIntegrityNegotiateContext(mockConfig, hashAlgos, salt);

            // Encode at position 100
            int encoded = context.encode(buffer, 100);

            int bytesWritten = chunk.encode(largeBuffer, position);

            // Then
            assertEquals(EXPECTED_SIZE, bytesWritten);
            assertEquals(sourceOffset, SMBUtil.readInt8(largeBuffer, position));
            assertEquals(targetOffset, SMBUtil.readInt8(largeBuffer, position + 8));
            assertEquals(length, SMBUtil.readInt4(largeBuffer, position + 16));
        }

        @Test