/**
    * Logback: the reliable, generic, fast and flexible logging framework.
    * Copyright (C) 1999-2015, QOS.ch. All rights reserved.
    *
    * This program and the accompanying materials are dual-licensed under
    * either the terms of the Eclipse Public License v1.0 as published by
    * the Eclipse Foundation
    *
    *   or (per the licensee's choosing)
   *
   * under the terms of the GNU Lesser General Public License version 2.1
   * as published by the Free Software Foundation.
   */
  package ch.qos.logback.core.net.ssl;
  
  import java.security.NoSuchAlgorithmException;
  import java.security.NoSuchProviderException;
  import java.security.SecureRandom;
  
  import org.junit.jupiter.api.Assertions;
  import org.junit.jupiter.api.Test;
  
  /**
   * Unit tests for {@link SecureRandomFactoryBean}.
   *
   * @author Carl Harris
   */
  public class SecureRandomFactoryBeanTest {
  
      private SecureRandomFactoryBean factoryBean = new SecureRandomFactoryBean();
  
      @Test
      public void testDefaults() throws Exception {
          Assertions.assertNotNull(factoryBean.createSecureRandom());
      }
  
      @Test
      public void testExplicitProvider() throws Exception {
          SecureRandom secureRandom = SecureRandom.getInstance(SSL.DEFAULT_SECURE_RANDOM_ALGORITHM);
          factoryBean.setProvider(secureRandom.getProvider().getName());
          Assertions.assertNotNull(factoryBean.createSecureRandom());
      }
  
      @Test
      public void testUnknownProvider() throws Exception {
          factoryBean.setProvider(SSLTestConstants.FAKE_PROVIDER_NAME);
          try {
              factoryBean.createSecureRandom();
              Assertions.fail("expected NoSuchProviderException");
          } catch (NoSuchProviderException ex) {
              Assertions.assertTrue(ex.getMessage().contains(SSLTestConstants.FAKE_PROVIDER_NAME));
          }
      }
  
      @Test
      public void testUnknownAlgorithm() throws Exception {
          factoryBean.setAlgorithm(SSLTestConstants.FAKE_ALGORITHM_NAME);
          try {
              factoryBean.createSecureRandom();
              Assertions.fail("expected NoSuchAlgorithmException");
          } catch (NoSuchAlgorithmException ex) {
              Assertions.assertTrue(ex.getMessage().contains(SSLTestConstants.FAKE_ALGORITHM_NAME));
          }
      }
  
  }