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

Example 31 with RLPElement

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

the class RLPTest method encodeDecodeLongByteArrayWithOneByteLengthUsingEncode.

@Test
public void encodeDecodeLongByteArrayWithOneByteLengthUsingEncode() {
    byte[] bytes = new byte[56];
    byte[] encoded = RLP.encode(bytes);
    Assert.assertNotNull(encoded);
    Assert.assertEquals(2 + 56, encoded.length);
    Assert.assertEquals((byte) (183 + 1), encoded[0]);
    Assert.assertEquals((byte) 56, encoded[1]);
    RLPElement element = RLP.decode2OneItem(encoded, 0);
    Assert.assertNotNull(element);
    byte[] decoded = element.getRLPData();
    Assert.assertNotNull(decoded);
    Assert.assertArrayEquals(bytes, decoded);
}

Example 32 with RLPElement

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

the class RLPTest method encodeDecodeLongByteArrayWithTwoBytesLengthUsingEncode.

@Test
public void encodeDecodeLongByteArrayWithTwoBytesLengthUsingEncode() {
    byte[] bytes = new byte[256];
    byte[] encoded = RLP.encode(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 33 with RLPElement

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

the class RLPTest method encodeDecodeSingleBytes.

@Test
public void encodeDecodeSingleBytes() {
    for (int k = 0; k < 128; k++) {
        byte[] bytes = new byte[1];
        bytes[0] = (byte) k;
        byte[] encoded = RLP.encodeElement(bytes);
        Assert.assertNotNull(encoded);
        Assert.assertEquals(1, encoded.length);
        RLPElement element = RLP.decode2OneItem(encoded, 0);
        Assert.assertNotNull(element);
        byte[] decoded = element.getRLPData();
        Assert.assertNotNull(decoded);
        Assert.assertArrayEquals(bytes, decoded);
    }
}

Example 34 with RLPElement

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

the class RLPTest method encodeDecodeLongByteArrayWithThreeBytesLengthBorderCaseUsingEncode.

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

Example 35 with RLPElement

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

the class RLPTest method encodeDecodeShortByteArraysUsingEncode.

@Test
public void encodeDecodeShortByteArraysUsingEncode() {
    for (int k = 2; k < 56; k++) {
        byte[] bytes = new byte[k];
        byte[] encoded = RLP.encode(bytes);
        Assert.assertNotNull(encoded);
        Assert.assertEquals(1 + k, encoded.length);
        Assert.assertEquals((byte) (128 + k), encoded[0]);
        RLPElement element = RLP.decode2OneItem(encoded, 0);
        Assert.assertNotNull(element);
        byte[] decoded = element.getRLPData();
        Assert.assertNotNull(decoded);
        Assert.assertArrayEquals(bytes, decoded);
    }
}