assertEquals(testBytes[i], buffer[i + 2]);
        }
    }

    @Test
    @DisplayName("Should implement equals correctly")
    void testEquals() {
        byte[] testBytes1 = new byte[] { 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, 0x10 };
        byte[] testBytes2 = Arrays.copyOf(testBytes1, 16);

            byte[] buffer = new byte[100];
            // Create "Test\0" in UTF-16LE with proper null terminator
            byte[] testBytes = Strings.getUNIBytes("Test");
            System.arraycopy(testBytes, 0, buffer, 0, 8);
            buffer[8] = 0; // null terminator low byte
            buffer[9] = 0; // null terminator high byte

        @Test
        @DisplayName("Should not modify buffer beyond encoded area")
        void testEncodeDoesNotModifyBeyondArea() {
            // Given
            byte testByte = (byte) 0xFF;
            java.util.Arrays.fill(buffer, testByte);
            SrvCopychunk chunk = new SrvCopychunk(1024, 2048, 4096);

            // When
            chunk.encode(buffer, startIndex);

            // Then

     */
    public void testEncodeDecode_RoundTrip() throws Exception {
        // Test with ASCII text
        final String text = "Hello, World!";
        final byte[] textBytes = text.getBytes("UTF-8");
        final String encoded = Base64Util.encode(textBytes);
        final byte[] decoded = Base64Util.decode(encoded);
        assertEquals("Round trip should preserve data", text, new String(decoded, "UTF-8"));

        }

        @Test
        @DisplayName("Should not modify buffer beyond encoded area")
        void testEncodeDoesNotModifyBeyondArea() {
            // Given
            byte testByte = (byte) 0xEE;
            Arrays.fill(buffer, testByte);
            SrvCopychunk chunk = new SrvCopychunk(1, 2, 3);
            SrvCopychunkCopy copy = new SrvCopychunkCopy(sourceKey, chunk);
            int expectedSize = HEADER_SIZE + CHUNK_SIZE;