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.chemistry.opencmis.commons.impl.misc;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertFalse;
  import static org.junit.Assert.assertNotNull;
  import static org.junit.Assert.assertTrue;
  
  import java.io.ByteArrayInputStream;
  import java.util.List;
  
  import org.apache.chemistry.opencmis.commons.data.ContentStreamHash;
  import org.apache.chemistry.opencmis.commons.impl.IOUtils;
  import org.apache.chemistry.opencmis.commons.impl.dataobjects.ContentStreamHashImpl;
  import org.junit.Test;
  
  public class ContentStreamHashTest {
  
      @Test
      public void testHash() throws Exception {
          ContentStreamHashImpl hash1 = new ContentStreamHashImpl("{alg}0123456789abcdef");
          ContentStreamHashImpl hash2 = new ContentStreamHashImpl("alg", "0123456789abcdef");
  
          assertEquals("alg", hash1.getAlgorithm());
          assertEquals("0123456789abcdef", hash1.getHash());
  
          assertEquals(hash1.getPropertyValue(), hash2.getPropertyValue());
          assertEquals(hash1.getAlgorithm(), hash2.getAlgorithm());
          assertEquals(hash1.getHash(), hash2.getHash());
      }
  
      @Test
      public void testHashCorrected() throws Exception {
          ContentStreamHashImpl hash1 = new ContentStreamHashImpl("{alg} 01 23 45 67 89 AB CD EF ");
          ContentStreamHashImpl hash2 = new ContentStreamHashImpl("ALG", "0123 4567 89ab cdef");
          ContentStreamHashImpl hash3 = new ContentStreamHashImpl("aLg", new byte[] { (byte) 0x01, (byte) 0x23,
                  (byte) 0x45, (byte) 0x67, (byte) 0x89, (byte) 0xab, (byte) 0xcd, (byte) 0xef });
  
          assertEquals("alg", hash1.getAlgorithm());
          assertEquals("0123456789abcdef", hash1.getHash());
  
          assertEquals(hash1.getAlgorithm(), hash2.getAlgorithm());
          assertEquals(hash1.getHash(), hash2.getHash());
  
          assertEquals(hash1.getAlgorithm(), hash3.getAlgorithm());
          assertEquals(hash1.getHash(), hash3.getHash());
  
          assertFalse(hash1.equals(hash2));
          assertFalse(hash1.equals(hash2));
          assertTrue(hash2.equals(hash3));
      }
  
      @Test
      public void testHashStreamMD5() throws Exception {
          byte[] content = IOUtils.toUTF8Bytes("Hello World!");
          ByteArrayInputStream stream = new ByteArrayInputStream(content);
  
          ContentStreamHash hash = ContentStreamHashImpl.createContentStreamHashes(stream,
                  ContentStreamHashImpl.ALGORITHM_MD5).get(0);
  
          assertEquals(ContentStreamHashImpl.ALGORITHM_MD5, hash.getAlgorithm());
          assertEquals("ed076287532e86365e841e92bfc50d8c", hash.getHash());
          assertEquals("{md5}ed076287532e86365e841e92bfc50d8c", hash.getPropertyValue());
  
          stream.close();
      }
  
      @Test
      public void testHashStreamSHA1() throws Exception {
          byte[] content = IOUtils.toUTF8Bytes("Hello World!");
          ByteArrayInputStream stream = new ByteArrayInputStream(content);
  
          ContentStreamHash hash = ContentStreamHashImpl.createContentStreamHashes(stream,
                  ContentStreamHashImpl.ALGORITHM_SHA1).get(0);
  
          assertEquals(ContentStreamHashImpl.ALGORITHM_SHA1, hash.getAlgorithm());
          assertEquals("2ef7bde608ce5404e97d5f042f95f89f1c232871", hash.getHash());
          assertEquals("{sha-1}2ef7bde608ce5404e97d5f042f95f89f1c232871", hash.getPropertyValue());
  
          stream.close();
      }
  
      @Test
      public void testHashStreamSHA256() throws Exception {
          byte[] content = IOUtils.toUTF8Bytes("Hello World!");
          ByteArrayInputStream stream = new ByteArrayInputStream(content);
  
          ContentStreamHash hash = ContentStreamHashImpl.createContentStreamHashes(stream,
                  ContentStreamHashImpl.ALGORITHM_SHA256).get(0);
  
          assertEquals(ContentStreamHashImpl.ALGORITHM_SHA256, hash.getAlgorithm());
          assertEquals("7f83b1657ff1fc53b92dc18148a1d65dfc2d4b1fa3d677284addd200126d9069", hash.getHash());
          assertEquals("{sha-256}7f83b1657ff1fc53b92dc18148a1d65dfc2d4b1fa3d677284addd200126d9069",
                  hash.getPropertyValue());
  
          stream.close();
      }
  
      @Test
      public void testHashStreamSHA512() throws Exception {
          byte[] content = IOUtils.toUTF8Bytes("Hello World!");
          ByteArrayInputStream stream = new ByteArrayInputStream(content);
  
          ContentStreamHash hash = ContentStreamHashImpl.createContentStreamHashes(stream,
                  ContentStreamHashImpl.ALGORITHM_SHA512).get(0);
  
          assertEquals(ContentStreamHashImpl.ALGORITHM_SHA512, hash.getAlgorithm());
          assertEquals(
                  "861844d6704e8573fec34d967e20bcfef3d424cf48be04e6dc08f2bd58c729743371015ead891cc3cf1c9d34b49264b510751b1ff9e537937bc46b5d6ff4ecc8",
                  hash.getHash());
          assertEquals(
                  "{sha-512}"
                          + "861844d6704e8573fec34d967e20bcfef3d424cf48be04e6dc08f2bd58c729743371015ead891cc3cf1c9d34b49264b510751b1ff9e537937bc46b5d6ff4ecc8",
                  hash.getPropertyValue());
  
          stream.close();
      }
  
      @Test
      public void testHashStreams() throws Exception {
          byte[] content = IOUtils.toUTF8Bytes("Hello World!");
          ByteArrayInputStream stream = new ByteArrayInputStream(content);
  
          List<ContentStreamHash> hashes = ContentStreamHashImpl.createContentStreamHashes(stream,
                  ContentStreamHashImpl.ALGORITHM_SHA1, ContentStreamHashImpl.ALGORITHM_SHA256,
                  ContentStreamHashImpl.ALGORITHM_SHA512);
  
          assertNotNull(hashes);
          assertEquals(3, hashes.size());
  
          assertEquals("{sha-1}2ef7bde608ce5404e97d5f042f95f89f1c232871", hashes.get(0).getPropertyValue());
          assertEquals("{sha-256}7f83b1657ff1fc53b92dc18148a1d65dfc2d4b1fa3d677284addd200126d9069", hashes.get(1)
                  .getPropertyValue());
          assertEquals(
                  "{sha-512}"
                          + "861844d6704e8573fec34d967e20bcfef3d424cf48be04e6dc08f2bd58c729743371015ead891cc3cf1c9d34b49264b510751b1ff9e537937bc46b5d6ff4ecc8",
                  hashes.get(2).getPropertyValue());
  
          stream.close();
      }
  }
  