import com.code_intelligence.jazzer.api.FuzzedDataProvider; import com.code_intelligence.jazzer.junit.FuzzTest; import java.security.InvalidParameterException; public class UserRegistrationFuzzTest { @FuzzTest public static void fuzzerTestOneInput(FuzzedDataProvider data) { String email = data.consumeString(100); if(EmailMatcher.isValidEmail(email)) { String user = data.consumeString(100); String password = data.consumeString(100); try { UserRegistration.registerUser(user, password, email); System.out.println("User: " + user + ", Password: " + password + ", Email: " + email); throw new InvalidParameterException("This registration is valid!"); } catch (RegistrationException e) { } } } }