content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements.  See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You under the Apache License, Version 2.0
   * (the "License"); you may not use this file except in compliance with
   * the License.  You may obtain a copy of the License at
   *
   *    http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  
  package org.apache.celeborn.common.network.ssl;
  
  import static org.junit.Assert.*;
  
  import java.io.File;
  import java.io.FileInputStream;
  import java.security.Key;
  import java.security.KeyStore;
  import java.security.cert.Certificate;
  import java.util.Enumeration;
  
  import org.junit.Test;
  
  public class SSLUtilsSuite {
    @Test
    public void testSelfSignedCertificateGeneration() throws Exception {
      File keystoreFile = File.createTempFile("keystore-", ".jks");
      keystoreFile.deleteOnExit();
  
      String alias = "my-cert";
      String keyPassword = "keypassword";
      String storePassword = "storePassword";
  
      SSLUtils.SelfSignedCertificateConfig config =
          new SSLUtils.SelfSignedCertificateConfig(keystoreFile, alias, storePassword, keyPassword);
  
      SSLUtils.generateSelfSignedCertificate(config);
  
      // Once jks has been created, validate its contents
      try (FileInputStream fis = new FileInputStream(keystoreFile)) {
        KeyStore keystore = KeyStore.getInstance("JKS");
        keystore.load(fis, storePassword.toCharArray());
        assertEquals(1, keystore.size());
  
        Enumeration<String> aliasEnumeration = keystore.aliases();
        assertTrue(aliasEnumeration.hasMoreElements());
        assertEquals(alias, aliasEnumeration.nextElement());
        assertFalse(aliasEnumeration.hasMoreElements());
  
        Certificate certificate = keystore.getCertificate(alias);
        assertNotNull(certificate);
        Key key = keystore.getKey(alias, keyPassword.toCharArray());
        assertNotNull(key);
      }
    }
  }
  