}
		if !bytes.Equal(hexChunkSignature, tt.chunkSign) {
			t.Errorf("Test %d: Expected %s, got %s", i+1, string(tt.chunkSign), string(hexChunkSignature))
		}
	}
}

// Test read CRLF characters on input reader.
func TestReadCRLF(t *testing.T) {
	type testCase struct {
		reader      io.Reader
		expectedErr error
	}
	tests := []testCase{
		// Test - 1 valid buffer with CRLF.

    // A 4n+1 length string is never legal base64().
    assertFailsToDecode(base64(), "12345", "Invalid input length 5");
    // These have a combination of invalid length, unrecognized characters and wrong padding.
    assertFailsToDecode(base64(), "AB=C", "Unrecognized character: =");
    assertFailsToDecode(base64(), "A=BCD", "Invalid input length 5");
    assertFailsToDecode(base64(), "?", "Invalid input length 1");

            generator.generate("test_id", outputFile);
            assertTrue("Should handle special characters in paths", true);
        } catch (final Exception e) {
            assertTrue("Exception handling for special characters", true);
        } finally {
            if (outputFile.exists()) {
                outputFile.delete();
            }
        }
    }

        // Test null input
        assertEquals("null", InputValidator.sanitizeForLogging(null));

        // Test normal string without control characters
        assertEquals("test", InputValidator.sanitizeForLogging("test"));

        // Test removal of control characters (they are removed, not replaced with spaces)
        assertEquals("teststring", InputValidator.sanitizeForLogging("test\0string"));

        // Verify timeout specified flag is set
        assertEquals(0x1, buffer[12]);
    }

    @Test
    @DisplayName("Test with special characters in pipe name")
    void testWithSpecialCharactersInPipeName() {
        // Test with special characters
        String pipeName = "\\\\?\\pipe\\test$pipe#name!";
        FsctlPipeWaitRequest request = new FsctlPipeWaitRequest(pipeName);

 *
 * <p>
 * This class provides methods to:
 * </p>
 * <ul>
 *   <li>Detect the MIME type based on the input stream and filename.</li>
 *   <li>Normalize the filename to handle special characters.</li>
 *   <li>Configure whether to use the filename for MIME type detection.</li>
 *   <li>Configure whether to use the filename for MIME type detection when the stream is octet-stream.</li>
 * </ul>
 *
 * <p>

        // Test with all special characters
        char[] plaintext = "!@#$%^&*()_+-=[]{}|;':\",./<>?`~\t\n\r".toCharArray();

        byte[] encrypted = storage.encryptCredentials(plaintext);
        char[] decrypted = storage.decryptCredentials(encrypted);

        assertArrayEquals(plaintext, decrypted, "Special characters should be preserved");

        // Clean up

        assertEquals("Not Found:  Parent: ", exception.getMessage());
        assertNull(exception.getCause());
    }

    public void test_constructor_withSpecialCharacters() {
        // Test with URLs containing special characters
        String parentUrl = "http://example.com/parent?query=test&id=123";
        String url = "http://example.com/child#fragment";
        ContentNotFoundException exception = new ContentNotFoundException(parentUrl, url);

`secrets.compare_digest()` needs to take `bytes` or a `str` that only contains ASCII characters (the ones in English), this means it wouldn't work with characters like `á`, as in `Sebastián`.

To handle that, we first convert the `username` and `password` to `bytes` encoding them with UTF-8.

        // Test with special characters in message
        String message = "LDAP error: \n\t\r Special chars: @#$%^&*(){}[]|\\:;\"'<>,.?/~`";
        LdapOperationException exception = new LdapOperationException(message);

        assertEquals(message, exception.getMessage());
    }

    public void test_unicodeMessage() {
        // Test with Unicode characters in message