package civitas.util;
   
   import java.nio.charset.StandardCharsets;
   
   import org.bouncycastle.jce.provider.BouncyCastleProvider;
   
   import io.github.magwas.kodekonveyorannotations.Glue;
   
   @Glue
  public class InitialTests {
  
  	static {
  		try {
  			doTests();
  		} catch (Exception e) {
  			throw new SecurityException("self- and external entity test failed:", e);
  		}
  	}
  
  	public static void doTests() {
  		testUTF8Support();
  		checkBouncyCastle();
  	}
  
  	public static byte[] testUTF8Support() {
  		return "árvíztűrő tükörfúrógép".getBytes(StandardCharsets.UTF_8);
  	}
  
  	public static void checkBouncyCastle() {
  		String info = new BouncyCastleProvider().getInfo();
  		if (!"BouncyCastle Security Provider v1.82".equals(info)) {
  			throw new SecurityException("unexpected crypto provider: " + info);
  		}
  	}
  }