assertTrue(ratio >= 0.0 && ratio <= 1.0);

        double noneRatio = compressionService.estimateCompressionRatio(testData, CompressionService.COMPRESSION_NONE);
        assertEquals(1.0, noneRatio, 0.001);
    }

    @Test
    @DisplayName("Test configuration limits")
    public void testConfigurationLimits() {
        assertTrue(compressionService.getMinCompressionSize() > 0);

    }

    @Test
    @DisplayName("readSecurityBuffer correctly extracts data")
    void testReadSecurityBuffer() {
        byte[] buf = new byte[8 + 4];
        byte[] payload = { 0x11, 0x22, 0x33, 0x44 };
        NtlmMessage.writeSecurityBuffer(buf, 0, 8, payload);
        byte[] extracted = NtlmMessage.readSecurityBuffer(buf, 0);
        assertArrayEquals(payload, extracted, "Payload should match original");

        assertEquals(0xFFFFFFFF, NtlmMessage.readULong(data, 0), "Should read max ULong correctly.");

        // Test with a negative int (should be interpreted as unsigned positive)
        buffer.putInt(0, -1); // -1 is 0xFFFFFFFF
        assertEquals(0xFFFFFFFF, NtlmMessage.readULong(data, 0), "Should interpret -1 as unsigned max ULong.");
    }

    @Test
    void testReadUShort() {

     */
    @Test
    @SuppressWarnings("unchecked")
    public void testGetIndicesForAlias_existingAlias() throws Exception {
        final String indexName = "test-index-001";
        final String aliasName = "test-alias";

        // Create index with alias
        final CreateIndexResponse response =

        assertEquals(1, SMBUtil.readInt2(buffer, 10));
    }

    /**
     * Test that a large file lock (bit 0x10 set) is encoded and decoded correctly.
     */
    @ParameterizedTest
    @ValueSource(ints = { 0x10, 0x11 })
    void largeFileFlagSet_and_decoded_according_to_type(int type) throws Exception {
        Configuration cfg = mock(Configuration.class);
        SmbComLockingAndX cmd = new SmbComLockingAndX(cfg);

    }

    @Test
    @DisplayName("Parse handles MIC in tag [3] and [4] (compatibility)")
    void testParsesMicInTag4Compatibility() throws Exception {
        byte[] mic = new byte[] { 0x11, 0x22, 0x33 };

        // Tag [4]
        byte[] tokenTag4 = buildInitToken(new ASN1ObjectIdentifier[] { OID_KRB }, null, null, mic, true, null, null, null);
        NegTokenInit p4 = new NegTokenInit(tokenTag4);

        assertEquals("DFS resolution failed", ex.getMessage());
        verify(handle, times(1)).ensureDFSResolved();
    }

    @ParameterizedTest
    @ValueSource(ints = { 0, 1, -1, Integer.MIN_VALUE, Integer.MAX_VALUE })
    @DisplayName("hasCapability(cap): returns configured value and captures argument across edge caps")

        assertEquals(2000, channelInfo.getBytesReceived());
        assertEquals(1, channelInfo.getRequestsSent());
        assertEquals(1, channelInfo.getErrors());
        assertEquals(1.0, channelInfo.getErrorRate(), 0.01);
    }

    @Test
    void testPendingOperations() {
        assertEquals(0, channelInfo.getRequestsPending());
        assertTrue(channelInfo.getPendingOperations().isEmpty());

            double percentUsed = ((fileFsSizeInfo.getCapacity() - fileFsSizeInfo.getFree()) * 100.0) / fileFsSizeInfo.getCapacity();

            // Then
            assertEquals(25.0, percentFree, 0.001);
            assertEquals(75.0, percentUsed, 0.001);
        }
    }

     *
     * @return the byte read as an integer (0-255), or -1 if end of file is reached
     * @throws SmbException if an I/O error occurs
     */
    public int read() throws SmbException {
        if (read(tmp, 0, 1) == -1) {
            return -1;
        }
        return tmp[0] & 0xFF;
    }

    /**
     * Reads bytes from the file into the specified byte array.
     *