Examples with RLPElement org.ethereum.util.RLPElement used on opensource projects

Example 6 with RLPElement

use of org.ethereum.util.RLPElement in project rskj by rsksmart.

the class RLPTest method encodeDecodeEmptyList.

@Test
public void encodeDecodeEmptyList() {
    byte[] encoded = RLP.encodeList();
    Assert.assertNotNull(encoded);
    Assert.assertEquals(1, encoded.length);
    Assert.assertEquals((byte) 192, encoded[0]);
    ArrayList<RLPElement> list = RLP.decode2(encoded);
    Assert.assertNotNull(list);
    Assert.assertEquals(1, list.size());
    RLPList list2 = (RLPList) list.get(0);
    Assert.assertNotNull(list2);
    Assert.assertEquals(0, list2.size());
}

Example 7 with RLPElement

use of org.ethereum.util.RLPElement in project rskj by rsksmart.

the class RLPTest method encodeDecodeLongByteArrayWithTwoBytesLength.

@Test
public void encodeDecodeLongByteArrayWithTwoBytesLength() {
    byte[] bytes = new byte[256];
    byte[] encoded = RLP.encodeElement(bytes);
    Assert.assertNotNull(encoded);
    Assert.assertEquals(3 + 256, encoded.length);
    Assert.assertEquals((byte) (183 + 2), encoded[0]);
    Assert.assertEquals((byte) 1, encoded[1]);
    Assert.assertEquals((byte) 0, encoded[2]);
    RLPElement element = RLP.decode2OneItem(encoded, 0);
    Assert.assertNotNull(element);
    byte[] decoded = element.getRLPData();
    Assert.assertNotNull(decoded);
    Assert.assertArrayEquals(bytes, decoded);
}

Example 8 with RLPElement

use of org.ethereum.util.RLPElement in project rskj by rsksmart.

the class RLPTest method encodeDecodeLongByteArrayWithThreeBytesLength.

@Test
public void encodeDecodeLongByteArrayWithThreeBytesLength() {
    byte[] bytes = new byte[256 * 256];
    byte[] encoded = RLP.encodeElement(bytes);
    Assert.assertNotNull(encoded);
    Assert.assertEquals(4 + 256 * 256, encoded.length);
    Assert.assertEquals((byte) (183 + 3), encoded[0]);
    Assert.assertEquals((byte) 0x01, encoded[1]);
    Assert.assertEquals((byte) 0x00, encoded[2]);
    Assert.assertEquals((byte) 0x00, encoded[3]);
    RLPElement element = RLP.decode2OneItem(encoded, 0);
    Assert.assertNotNull(element);
    byte[] decoded = element.getRLPData();
    Assert.assertNotNull(decoded);
    Assert.assertArrayEquals(bytes, decoded);
}

Example 9 with RLPElement

use of org.ethereum.util.RLPElement in project rskj by rsksmart.

the class RLPTest method encodeDecodeShortListWithTwoByteArraysWithOneByteLength.

@Test
public void encodeDecodeShortListWithTwoByteArraysWithOneByteLength() {
    byte[] value1 = new byte[125];
    byte[] value2 = new byte[126];
    byte[] element1 = RLP.encodeElement(value1);
    byte[] element2 = RLP.encodeElement(value2);
    byte[] encoded = RLP.encodeList(element1, element2);
    Assert.assertNotNull(encoded);
    Assert.assertEquals(1 + 1 + 2 + 125 + 2 + 126, encoded.length);
    Assert.assertEquals((byte) (247 + 1), encoded[0]);
    Assert.assertEquals((byte) (255), encoded[1]);
    ArrayList<RLPElement> list = RLP.decode2(encoded);
    Assert.assertNotNull(list);
    Assert.assertEquals(1, list.size());
    RLPList list2 = (RLPList) list.get(0);
    Assert.assertNotNull(list2);
    Assert.assertEquals(2, list2.size());
    Assert.assertArrayEquals(value1, list2.get(0).getRLPData());
    Assert.assertArrayEquals(value2, list2.get(1).getRLPData());
}

Example 10 with RLPElement

use of org.ethereum.util.RLPElement in project rskj by rsksmart.

the class RLPTest method encodeDecodeLongByteArrayWithFourBytesLengthUsingEncode.

@Test
public void encodeDecodeLongByteArrayWithFourBytesLengthUsingEncode() {
    byte[] bytes = new byte[256 * 256 * 256];
    byte[] encoded = RLP.encode(bytes);
    Assert.assertNotNull(encoded);
    Assert.assertEquals(5 + 256 * 256 * 256, encoded.length);
    Assert.assertEquals((byte) (183 + 4), encoded[0]);
    Assert.assertEquals((byte) 0x01, encoded[1]);
    Assert.assertEquals((byte) 0x00, encoded[2]);
    Assert.assertEquals((byte) 0x00, encoded[3]);
    Assert.assertEquals((byte) 0x00, encoded[4]);
    RLPElement element = RLP.decode2OneItem(encoded, 0);
    Assert.assertNotNull(element);
    byte[] decoded = element.getRLPData();
    Assert.assertNotNull(decoded);
    Assert.assertArrayEquals(bytes, decoded);
}