Mikhail Lopatkin <******@****.***> 1773399680 +0100

Anže Sodja <******@****.***> 1673863232 +0100

       * requireNonNull is safe as long as callers pass a nextSibling that (a) has the same key and
       * (b) is present in the multimap. (And they do, except maybe in case of concurrent
       * modification, in which case all bets are off.)
       */
      KeyList<K, V> keyList = requireNonNull(keyToKeyList.get(key));
      keyList.count++;
      node.previous = nextSibling.previous;
      node.previousSibling = nextSibling.previousSibling;

            assertEquals(48, SMBUtil.readInt2(buffer, 0)); // Structure size
            assertEquals(1, SMBUtil.readInt2(buffer, 2)); // Lock count

            // Verify lock sequence (bits 4-7 are sequence number, bits 0-27 are index)
            int lockSequence = SMBUtil.readInt4(buffer, 4);
            assertEquals(0, lockSequence); // Default values

            // Verify file ID

        request.writeBytesWireFormat(buffer, 0);

        // Then
        int readFilter = SMBUtil.readInt4(buffer, 24);
        assertEquals(allFilters, readFilter);
        assertEquals(0xFFF, readFilter); // All 12 bits set
    }

    @Test
    @DisplayName("Should handle different buffer sizes from configuration")
    void testDifferentBufferSizes() {
        // Given
        Configuration config = mock(Configuration.class);

        // Three-byte form.
        if (index + 1 >= end) {
          return false;
        }
        int byte2 = bytes[index++];
        if (byte2 > (byte) 0xBF
            // Overlong? 5 most significant bits must not all be zero.
            || (byte1 == (byte) 0xE0 && byte2 < (byte) 0xA0)
            // Check for illegal surrogate codepoints.
            || (byte1 == (byte) 0xED && byte2 >= (byte) 0xA0)

        // Three-byte form.
        if (index + 1 >= end) {
          return false;
        }
        int byte2 = bytes[index++];
        if (byte2 > (byte) 0xBF
            // Overlong? 5 most significant bits must not all be zero.
            || (byte1 == (byte) 0xE0 && byte2 < (byte) 0xA0)
            // Check for illegal surrogate codepoints.
            || (byte1 == (byte) 0xED && byte2 >= (byte) 0xA0)

        assertTrue(str.contains(specialRemark));
    }

    @Test
    @DisplayName("Test type masking with 0xFFFF")
    void testTypeMasking() {
        // Test that only lower 16 bits are considered for type determination
        int typeWithUpperBits = 0xFFFF0001; // Should be treated as type 1 (printer)
        SmbShareInfo info = new SmbShareInfo(TEST_NET_NAME, typeWithUpperBits, TEST_REMARK);

        long[] testValues = { 0L, // Zero
                1L, // One
                -1L, // Negative one
                0x00000000FFFFFFFFL, // 32-bit max as long
                0xFFFFFFFF00000000L, // High 32 bits set
                0x7FFFFFFFFFFFFFFFL, // Long.MAX_VALUE
                0x8000000000000000L, // Long.MIN_VALUE
                0x0101010101010101L, // Repeating pattern
                0xFEFEFEFEFEFEFEFEL // Another pattern

Alex Semin <******@****.***> 1774538320 +0100