public void EmptyBeaconBlockEncode()
{
// Arrange
Eth1Data eth1Data = new Eth1Data(
new Root(Enumerable.Repeat((byte)0x12, 32).ToArray()),
64,
new Bytes32(Enumerable.Repeat((byte)0x34, 32).ToArray()));
BeaconBlockBody beaconBlockBody = new BeaconBlockBody(
new BlsSignature(Enumerable.Repeat((byte)0x56, 96).ToArray()),
eth1Data,
new Bytes32(Enumerable.Repeat((byte)0x78, 32).ToArray()),
new ProposerSlashing[0],
new AttesterSlashing [0],
new Attestation[0],
new Deposit[0],
new SignedVoluntaryExit[0]
);
BeaconBlock beaconBlock = new BeaconBlock(
Slot.One,
new Root(Enumerable.Repeat((byte)0x9a, 32).ToArray()),
new Root(Enumerable.Repeat((byte)0xbc, 32).ToArray()),
beaconBlockBody
);
// Act
Span <byte> encoded = new byte[Ssz.BeaconBlockLength(beaconBlock)];
Ssz.Encode(encoded, beaconBlock);
// Assert
string expectedHex =
// static
"0100000000000000" +
"9a9a9a9a9a9a9a9a9a9a9a9a9a9a9a9a9a9a9a9a9a9a9a9a9a9a9a9a9a9a9a9a" +
"bcbcbcbcbcbcbcbcbcbcbcbcbcbcbcbcbcbcbcbcbcbcbcbcbcbcbcbcbcbcbcbc" +
"4c000000" + // body dynamic offset 8+32+32+4 = 76 = 0x4c
// dynamic
// - body - static
"565656565656565656565656565656565656565656565656565656565656565656565656565656565656565656565656565656565656565656565656565656565656565656565656565656565656565656565656565656565656565656565656" +
"1212121212121212121212121212121212121212121212121212121212121212" +
"4000000000000000" +
"3434343434343434343434343434343434343434343434343434343434343434" +
"7878787878787878787878787878787878787878787878787878787878787878" +
"dc000000" + // proposer dynamic offset 96+(32+8+32)+32 + 5*4 = 220 = 0xdc
"dc000000" + // attester slashings & all remaining offsets are the same, as they are empty
"dc000000" +
"dc000000" +
"dc000000"; // body - dynamic part is empty
encoded.ToHexString().ShouldBe(expectedHex);
}
public void Beacon_block_there_and_back()
{
Eth1Data eth1Data = new Eth1Data(
Sha256.RootOfAnEmptyString,
1,
Sha256.Bytes32OfAnEmptyString);
Deposit zeroDeposit = new Deposit(Enumerable.Repeat(Bytes32.Zero, Ssz.DepositContractTreeDepth + 1), DepositData.Zero);
BeaconBlockBody beaconBlockBody = new BeaconBlockBody(
TestSig1,
eth1Data,
new Bytes32(new byte[32]),
Enumerable.Repeat(ProposerSlashing.Zero, 2).ToArray(),
Enumerable.Repeat(AttesterSlashing.Zero, 3).ToArray(),
Enumerable.Repeat(Attestation.Zero, 4).ToArray(),
Enumerable.Repeat(zeroDeposit, 5).ToArray(),
Enumerable.Repeat(SignedVoluntaryExit.Zero, 6).ToArray()
);
BeaconBlock container = new BeaconBlock(
new Slot(1),
Sha256.RootOfAnEmptyString,
Sha256.RootOfAnEmptyString,
beaconBlockBody);
Span <byte> encoded = new byte[Ssz.BeaconBlockLength(container)];
Ssz.Encode(encoded, container);
BeaconBlock decoded = Ssz.DecodeBeaconBlock(encoded);
AssertBeaconBlockEqual(container, decoded);
Span <byte> encodedAgain = new byte[Ssz.BeaconBlockLength(container)];
Ssz.Encode(encodedAgain, decoded);
Assert.True(Bytes.AreEqual(encodedAgain, encoded));
Merkle.Ize(out UInt256 root, container);
}
public void Beacon_block_there_and_back()
{
Eth1Data eth1Data = new Eth1Data(
Sha256.OfAnEmptyString,
1,
Sha256.OfAnEmptyString);
BeaconBlockBody beaconBlockBody = new BeaconBlockBody(
SszTest.TestSig1,
eth1Data,
new Bytes32(new byte[32]),
new ProposerSlashing[2],
new AttesterSlashing[3],
new Attestation[4],
new Deposit[5],
new VoluntaryExit[6]
);
BeaconBlock container = new BeaconBlock(
new Slot(1),
Sha256.OfAnEmptyString,
Sha256.OfAnEmptyString,
beaconBlockBody,
SszTest.TestSig1);
Span <byte> encoded = new byte[Ssz.BeaconBlockLength(container)];
Ssz.Encode(encoded, container);
BeaconBlock decoded = Ssz.DecodeBeaconBlock(encoded);
AssertBeaconBlockEqual(container, decoded);
Span <byte> encodedAgain = new byte[Ssz.BeaconBlockLength(container)];
Ssz.Encode(encodedAgain, decoded);
Assert.True(Bytes.AreEqual(encodedAgain, encoded));
Merkle.Ize(out UInt256 root, container);
}