Package org.apache.hadoop.io

Examples of org.apache.hadoop.io.MD5Hash

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public class TestHashUtility {

  @Test
  public void testMD5HashForTextValueValue() throws IOException {
    Text key = new Text("abc2hf123");
    MD5Hash md5HashKey1 = HashUtility.getMD5Hash(key);
    MD5Hash md5HashKey2 = HashUtility.getMD5Hash(key);
    assertEquals(md5HashKey1, md5HashKey2);
  }
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  }

  @Test
  public void testMD5HashForStringValue() throws IOException {
    String key = new String("abc2hf123");
    MD5Hash md5HashKey1 = HashUtility.getMD5Hash(key);
    MD5Hash md5HashKey2 = HashUtility.getMD5Hash(key);
    assertEquals(md5HashKey1, md5HashKey2);
  }
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  }

  @Test
  public void testMD5HashForLongWritableKey() throws IOException {
    LongWritable key = new LongWritable(Long.parseLong("123"));
    MD5Hash md5HashKey1 = HashUtility.getMD5Hash(key);
    MD5Hash md5HashKey2 = HashUtility.getMD5Hash(key);
    assertEquals(md5HashKey1, md5HashKey2);
  }
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  }

  @Test
  public void testMD5HashForBytesWritableKey() throws IOException {
    BytesWritable key = new BytesWritable("abc123".getBytes());
    MD5Hash md5HashKey1 = HashUtility.getMD5Hash(key);
    MD5Hash md5HashKey2 = HashUtility.getMD5Hash(key);
    assertEquals(md5HashKey1, md5HashKey2);
  }
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  }

  @Test
  public void testMD5HashForIntWritableKey() throws IOException {
    IntWritable key = new IntWritable(123);
    MD5Hash md5HashKey1 = HashUtility.getMD5Hash(key);
    MD5Hash md5HashKey2 = HashUtility.getMD5Hash(key);
    assertEquals(md5HashKey1, md5HashKey2);
  }
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  }

  @Test
  public void testMD5HashForArrayWritableKey() throws IOException {
    ArrayWritable key = new ArrayWritable(new String[] { "abc123" });
    MD5Hash md5HashKey1 = HashUtility.getMD5Hash(key);
    MD5Hash md5HashKey2 = HashUtility.getMD5Hash(key);
    assertEquals(md5HashKey1, md5HashKey2);
  }
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  }

  @Test
  public void testMD5HashForBooleanWritableKey() throws IOException {
    BooleanWritable key = new BooleanWritable(true);
    MD5Hash md5HashKey1 = HashUtility.getMD5Hash(key);
    MD5Hash md5HashKey2 = HashUtility.getMD5Hash(key);
    assertEquals(md5HashKey1, md5HashKey2);
  }
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  }

  @Test
  public void testMD5HashForFloatWritableKey() throws IOException {
    FloatWritable key = new FloatWritable(1.025f);
    MD5Hash md5HashKey1 = HashUtility.getMD5Hash(key);
    MD5Hash md5HashKey2 = HashUtility.getMD5Hash(key);
    assertEquals(md5HashKey1, md5HashKey2);
  }
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  }

  @Test
  public void testMD5HashForByteWritableKey() throws IOException {
    ByteWritable key = new ByteWritable(new Byte("123"));
    MD5Hash md5HashKey1 = HashUtility.getMD5Hash(key);
    MD5Hash md5HashKey2 = HashUtility.getMD5Hash(key);
    assertEquals(md5HashKey1, md5HashKey2);
  }
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  }

  @Test
  public void testMD5HashForDoubleWritableKey() throws IOException {
    DoubleWritable key = new DoubleWritable(123d);
    MD5Hash md5HashKey1 = HashUtility.getMD5Hash(key);
    MD5Hash md5HashKey2 = HashUtility.getMD5Hash(key);
    assertEquals(md5HashKey1, md5HashKey2);
  }
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