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  package org.apache.cayenne.crypto.cipher;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertNotNull;
  
  import java.util.HashMap;
  import java.util.Map;
  
  import javax.crypto.Cipher;
  
  import org.apache.cayenne.crypto.CayenneCryptoException;
  import org.apache.cayenne.crypto.CryptoConstants;
  import org.junit.Test;
  
  public class DefaultCipherFactoryTest {
  
      @Test
      public void testConstructor() {
  
          Map<String, String> properties = new HashMap<>();
          properties.put(CryptoConstants.CIPHER_ALGORITHM, "AES");
          properties.put(CryptoConstants.CIPHER_MODE, "CBC");
          properties.put(CryptoConstants.CIPHER_PADDING, "PKCS5Padding");
          
          DefaultCipherFactory f = new DefaultCipherFactory(properties);
          assertEquals("AES/CBC/PKCS5Padding", f.transformation);
      }
  
      @Test(expected = CayenneCryptoException.class)
      public void testConstructor_Missing3Props() {
          Map<String, String> properties = new HashMap<>();
          
          new DefaultCipherFactory(properties);
      }
  
      @Test(expected = CayenneCryptoException.class)
      public void testConstructor_Missing2Props() {
          Map<String, String> properties = new HashMap<>();
          properties.put(CryptoConstants.CIPHER_ALGORITHM, "AES");
          
          new DefaultCipherFactory(properties);
      }
  
      @Test(expected = CayenneCryptoException.class)
      public void testConstructor_Missing1Props() {
          Map<String, String> properties = new HashMap<>();
          properties.put(CryptoConstants.CIPHER_ALGORITHM, "AES");
          properties.put(CryptoConstants.CIPHER_MODE, "CBC");
          
          new DefaultCipherFactory(properties);
      }
  
      @Test
      public void testGetCipher() {
          Map<String, String> properties = new HashMap<>();
          properties.put(CryptoConstants.CIPHER_ALGORITHM, "AES");
          properties.put(CryptoConstants.CIPHER_MODE, "CBC");
          properties.put(CryptoConstants.CIPHER_PADDING, "PKCS5Padding");
  
          DefaultCipherFactory f = new DefaultCipherFactory(properties);
          Cipher c = f.cipher();
          assertNotNull(c);
          assertEquals("AES/CBC/PKCS5Padding", c.getAlgorithm());
      }
  
  }
  