Package org.apache.harmony.pack200

Examples of org.apache.harmony.pack200.AttributeLayout$Key

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            assertEquals("Wrong value in position " + i, ints[i], bytes[i]);
        }
    }
   
    public void testDecodeBandLong() throws IOException, Pack200Exception {
        BHSDCodec codec = Codec.BYTE1;
        byte[] bytes = new byte[]{(byte)3,(byte)56,(byte)122,(byte)78, Byte.MAX_VALUE, Byte.MIN_VALUE};
        InputStream in = new ByteArrayInputStream(bytes);
        long[] longs = bandSet.decodeBandLong("Test Band", in, codec, 4);
        for (int i = 0; i < longs.length; i++) {
            assertEquals("Wrong value in position " + i, longs[i], bytes[i]);
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public class CodecTest extends TestCase {

  public void testInvalidCodings() {
    for (int i = 0; i < 256; i++) {
      try {
        new BHSDCodec(1, i);
        fail("b=1 -> h=256");
      } catch (IllegalArgumentException e) {
        assertTrue(true);
      }
    }
    for (int i = 1; i <= 5; i++) {
      try {
        new BHSDCodec(i, 256);
        if (i == 5)
          fail("h=256 -> b!=5");
      } catch (IllegalArgumentException e) {
        assertTrue(true);
      }
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    for (int i = 0; i < 255; i++)
      decode(Codec.BYTE1, new byte[] { (byte) i }, i, 0);
  }

  public void testByte1Delta() throws Exception {
    Codec BYTE1D = new BHSDCodec(1, 256, 0, 1);
    long last = 0;
    for (int i = 1; i < 255; i++)
      last = decode(BYTE1D, new byte[] { (byte) 1 }, i, last);
  }
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    long last = 0;
    for (int i = 1; i < 255; i++)
      last = decode(BYTE1D, new byte[] { (byte) 1 }, i, last);
  }
  public void testByte1DeltaException() throws Exception {
    Codec BYTE1D = new BHSDCodec(1, 256, 0, 1);
    try {
      BYTE1D.decode(new ByteArrayInputStream(new byte[] { (byte) 1 }));
      fail("Decoding with a delta stream and not passing a last value should throw exception");
    } catch (Pack200Exception e) {
      assertTrue(true);
    }
  }
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    } catch (Pack200Exception e) {
      assertTrue(true);
    }
  }
  public void testByte1Signed() throws Exception {
    Codec BYTE1S2 = new BHSDCodec(1,256,2);
    decode(BYTE1S2,new byte[] { 0 }, 0, 0);
    decode(BYTE1S2,new byte[] { 1 }, 1, 0);
    decode(BYTE1S2,new byte[] { 2 }, 2, 0);
    decode(BYTE1S2,new byte[] { 3 }, -1, 0);
    decode(BYTE1S2,new byte[] { 4 }, 3, 0);
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    decode(BYTE1S2,new byte[] { 9 }, 7, 0);
    decode(BYTE1S2,new byte[] { 10 }, 8, 0);
    decode(BYTE1S2,new byte[] { 11 }, -3, 0);
  }
  public void testCardinality() throws Exception {
    BHSDCodec byte1 = Codec.BYTE1;
    assertEquals(256,byte1.cardinality());
    assertEquals(0,byte1.smallest());
    assertEquals(255,byte1.largest());
    assertFalse(byte1.encodes(-257));
    assertFalse(byte1.encodes(-256));
    assertFalse(byte1.encodes(-255));
    assertFalse(byte1.encodes(-129));
    assertFalse(byte1.encodes(-128));
    assertFalse(byte1.encodes(-127));
    assertFalse(byte1.encodes(-1));
    assertTrue(byte1.encodes(0));
    assertTrue(byte1.encodes(1));
    assertTrue(byte1.encodes(255));
    assertFalse(byte1.encodes(256));
    BHSDCodec byte1s = new BHSDCodec(1,256,1);
    assertEquals(256,byte1s.cardinality());
    assertEquals(-128,byte1s.smallest());
    assertEquals(127,byte1s.largest());
    assertFalse(byte1s.encodes(-257));
    assertFalse(byte1s.encodes(-256));
    assertFalse(byte1s.encodes(-255));
    assertFalse(byte1s.encodes(-129));
    assertTrue(byte1s.encodes(-128));
    assertTrue(byte1s.encodes(-127));
    assertTrue(byte1s.encodes(-1));
    assertTrue(byte1s.encodes(0));
    assertTrue(byte1s.encodes(1));
    assertTrue(byte1s.encodes(127));
    assertFalse(byte1s.encodes(128));
    assertFalse(byte1s.encodes(129));
    assertFalse(byte1s.encodes(255));
    assertFalse(byte1s.encodes(256));
    BHSDCodec byte2s = new BHSDCodec(1,256,2);
    assertEquals(256,byte2s.cardinality());
    assertEquals(-64,byte2s.smallest());
    assertEquals(191,byte2s.largest());
    assertFalse(byte2s.encodes(-257));
    assertFalse(byte2s.encodes(-256));
    assertFalse(byte2s.encodes(-255));
    assertFalse(byte2s.encodes(-129));
    assertFalse(byte2s.encodes(-128));
    assertFalse(byte2s.encodes(-127));
    assertFalse(byte2s.encodes(-65));
    assertTrue(byte2s.encodes(-64));
    assertTrue(byte2s.encodes(-64));
    assertTrue(byte2s.encodes(-1));
    assertTrue(byte2s.encodes(0));
    assertTrue(byte2s.encodes(1));
    assertTrue(byte2s.encodes(127));
    assertTrue(byte2s.encodes(128));
    assertTrue(byte2s.encodes(191));
    assertFalse(byte2s.encodes(192));
    assertFalse(byte2s.encodes(256));   
  }
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        for (int i = 0; i < 255; i++)
            decode(Codec.BYTE1, new byte[] { (byte) i }, i, 0);
    }

    public void testByte1Delta() throws Exception {
        Codec BYTE1D = new BHSDCodec(1, 256, 0, 1);
        long last = 0;
        for (int i = 1; i < 255; i++)
            last = decode(BYTE1D, new byte[] { (byte) 1 }, i, last);
    }
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        for (int i = 1; i < 255; i++)
            last = decode(BYTE1D, new byte[] { (byte) 1 }, i, last);
    }

    public void testByte1DeltaException() throws Exception {
        Codec BYTE1D = new BHSDCodec(1, 256, 0, 1);
        try {
            BYTE1D.decode(new ByteArrayInputStream(new byte[] { (byte) 1 }));
            fail("Decoding with a delta stream and not passing a last value should throw exception");
        } catch (Pack200Exception e) {
            assertTrue(true);
        }
    }
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            assertTrue(true);
        }
    }

    public void testByte1Signed() throws Exception {
        Codec BYTE1S2 = new BHSDCodec(1, 256, 2);
        decode(BYTE1S2, new byte[] { 0 }, 0, 0);
        decode(BYTE1S2, new byte[] { 1 }, 1, 0);
        decode(BYTE1S2, new byte[] { 2 }, 2, 0);
        decode(BYTE1S2, new byte[] { 3 }, -1, 0);
        decode(BYTE1S2, new byte[] { 4 }, 3, 0);
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* @author Alex Blewitt
* @version $Revision: $
*/
public class CodecEncodingTest extends TestCase {
  public void testCanonicalEncodings() throws IOException, Pack200Exception {
    Codec defaultCodec = new BHSDCodec(2,16,0,0);
    assertEquals(defaultCodec,CodecEncoding.getCodec(0,null, defaultCodec));
    Map map = new HashMap();
    // These are the canonical encodings specified by the Pack200 spec
    map.put(new Integer(1), "(1,256)");
    map.put(new Integer(2), "(1,256,1)");
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