// Then
        assertNotNull(str);
        assertTrue(str.contains("SmbOperationException"));
        assertTrue(str.contains("ACCESS_DENIED"));
        assertTrue(str.contains("AUTHENTICATION"));
        assertTrue(str.contains("retryable=false"));
        assertTrue(str.contains("attempt=1"));
        assertTrue(str.contains("context="));
        assertTrue(str.contains("elapsed="));
    }

    @Test

        urlFilter.init(sessionId);

        // Without any patterns, all URLs should match
        assertTrue(urlFilter.match("https://example.com/"));
        assertTrue(urlFilter.match("https://test.com/page"));
        assertTrue(urlFilter.match("ftp://files.com/document.pdf"));
        assertTrue(urlFilter.match("file:///home/user/file.txt"));
    }

    /**
     * Test match with complex URL patterns
     */

            assertNotNull(result);
            assertTrue(result.contains("TransportException"));
            assertTrue(result.contains(message));
            assertTrue(result.contains("\n"));
            assertTrue(result.contains("IllegalArgumentException"));
            assertTrue(result.contains(rootMessage));
            assertTrue(result.contains("at ")); // Stack trace indicator
        }

        @Test

            assertTrue(smbInfo instanceof FileSystemInformation);
            assertTrue(sizeInfo instanceof FileSystemInformation);
            assertTrue(fullSizeInfo instanceof FileSystemInformation);

            // All should be AllocInfo
            assertTrue(smbInfo instanceof AllocInfo);
            assertTrue(sizeInfo instanceof AllocInfo);
            assertTrue(fullSizeInfo instanceof AllocInfo);

        // Should not throw any exception
        int bytesRead = response.readBytesWireFormat(validBuffer, 0);

        assertTrue(bytesRead > 0);
        assertEquals(0x0302, response.getDialectRevision()); // SMB 3.0.2
        assertTrue(response.getMaxTransactSize() > 0);
        assertTrue(response.getMaxTransactSize() <= 16777216); // Within validated limits
    }

    /**

        assertNotNull(result);
        assertTrue(result.contains("FileNotifyInformation"));
        assertTrue(result.contains("nextEntry="));
        assertTrue(result.contains("action="));
        assertTrue(result.contains("file=" + fileName));
        // Hexdump.toHexString produces 4-character padded uppercase hex
        String expectedHex = String.format("%04X", action);
        assertTrue(result.contains("0x" + expectedHex));
    }

        // When
        String result = smbComRename.toString();

        // Then
        assertNotNull(result);
        assertTrue(result.contains("SmbComRename"));
        assertTrue(result.contains("searchAttributes=0x"));
        assertTrue(result.contains("oldFileName=" + oldFileName));
        assertTrue(result.contains("newFileName=" + newFileName));
    }

    /**
     * Test with null configuration
     */
    @Test

        assertTrue(result.contains("filename=" + TEST_FILENAME));
        assertTrue(result.contains(Hexdump.toHexString(TEST_INFO_LEVEL, 3)));
    }

    @Test
    void testToStringWithDifferentPaths() {
        // Test with various path formats
        String[] testPaths = { "simple.txt", "path/to/file.doc", "//server/share/file.txt", "folder\\windows\\style.txt", "" // empty path
        };

            String result = testMessage.toString();

            assertTrue(result.contains("command=SMB2_CREATE"));
            assertTrue(result.contains("status=0"));
            assertTrue(result.contains("flags=0x1234"));
            assertTrue(result.contains("mid=12345"));
            assertTrue(result.contains("wordCount=0"));
            assertTrue(result.contains("byteCount=0"));
        }
    }

    @Nested

        String str = response.toString();

        // Then
        assertNotNull(str);
        assertTrue(str.contains("Smb2NegotiateResponse"));
        assertTrue(str.contains("dialectRevision="));
        assertTrue(str.contains("securityMode="));
        assertTrue(str.contains("capabilities="));
        assertTrue(str.contains("serverTime="));
    }

    @Test