Package org.apache.harmony.pack200

Examples of org.apache.harmony.pack200.CPSignature

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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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        }

    };

    public void testDecodeBandInt() throws IOException, Pack200Exception {
        BHSDCodec codec = Codec.BYTE1;
        byte[] bytes = new byte[] { (byte) 3, (byte) 56, (byte) 122, (byte) 78 };
        InputStream in = new ByteArrayInputStream(bytes);
        int[] ints = bandSet.decodeBandInt("Test Band", in, codec, 4);
        for (int i = 0; i < ints.length; i++) {
            assertEquals("Wrong value in position " + i, ints[i], bytes[i]);
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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) 0, (byte) 255 };
        InputStream in = new ByteArrayInputStream(bytes);
        long[] longs = bandSet.decodeBandLong("Test Band", in, codec, 6);
        for (int i = 0; i < longs.length; i++) {
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        // TODO: Should test this with other Codecs.
    }

    public void testDecodeBandLong2() throws IOException, Pack200Exception {

        BHSDCodec codec = Codec.DELTA5;
        byte[] bytes = new byte[] { 3, 1, 2, 3, 4, 5 }; // 3 is decoded to -2 by
        // DELTA5, which
        // signifies a switch to
        // BYTE1
        InputStream in = new ByteArrayInputStream(bytes);
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*
*/
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)");
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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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        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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Related Classes of org.apache.harmony.pack200.CPSignature

  • org.apache.bcel.classfile.ConstantNameAndType
  • org.apache.bcel.classfile.Unknown
  • org.apache.harmony.pack200.Archive
  • org.apache.harmony.pack200.Archive.PackingFile
  • org.apache.harmony.pack200.AttributeDefinitionBands.AttributeDefinition
  • org.apache.harmony.pack200.AttributeLayout
  • org.apache.harmony.pack200.AttributeLayoutMap
  • org.apache.harmony.pack200.BandSet
  • org.apache.harmony.pack200.BcBands
  • org.apache.harmony.pack200.BHSDCodec
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