public void EmptyBeaconBlockDecode()
{
// Arrange
string hex =
// 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
byte[] bytes = Bytes.FromHexString(hex);
// Act
BeaconBlock beaconBlock = Ssz.DecodeBeaconBlock(bytes);
// Assert
beaconBlock.Slot.ShouldBe(Slot.One);
beaconBlock.ParentRoot.AsSpan().ToArray().ShouldBe(Enumerable.Repeat((byte)0x9a, 32).ToArray());
beaconBlock.StateRoot.AsSpan().ToArray().ShouldBe(Enumerable.Repeat((byte)0xbc, 32).ToArray());
beaconBlock.Body.RandaoReveal.AsSpan().ToArray().ShouldBe(Enumerable.Repeat((byte)0x56, 96).ToArray());
beaconBlock.Body.Eth1Data.DepositRoot.AsSpan().ToArray().ShouldBe(Enumerable.Repeat((byte)0x12, 32).ToArray());
beaconBlock.Body.Eth1Data.DepositCount.ShouldBe(64uL);
beaconBlock.Body.Eth1Data.BlockHash.AsSpan().ToArray().ShouldBe(Enumerable.Repeat((byte)0x34, 32).ToArray());
beaconBlock.Body.Graffiti.AsSpan().ToArray().ShouldBe(Enumerable.Repeat((byte)0x78, 32).ToArray());
beaconBlock.Body.ProposerSlashings.Count.ShouldBe(0);
beaconBlock.Body.AttesterSlashings.Count.ShouldBe(0);
beaconBlock.Body.Attestations.Count.ShouldBe(0);
beaconBlock.Body.Deposits.Count.ShouldBe(0);
beaconBlock.Body.VoluntaryExits.Count.ShouldBe(0);
}
public void Beacon_block_there_and_back()
{
Eth1Data eth1Data = new Eth1Data();
eth1Data.BlockHash = Sha256.OfAnEmptyString;
eth1Data.DepositCount = 1;
eth1Data.DepositRoot = Sha256.OfAnEmptyString;
BeaconBlockBody beaconBlockBody = new BeaconBlockBody();
beaconBlockBody.RandaoReversal = BlsSignature.TestSig1;
beaconBlockBody.Eth1Data = eth1Data;
beaconBlockBody.Graffiti = new byte[32];
beaconBlockBody.ProposerSlashings = new ProposerSlashing[2];
beaconBlockBody.AttesterSlashings = new AttesterSlashing[3];
beaconBlockBody.Attestations = new Attestation[4];
beaconBlockBody.Deposits = new Deposit[5];
beaconBlockBody.VoluntaryExits = new VoluntaryExit[6];
BeaconBlock container = new BeaconBlock();
container.Body = beaconBlockBody;
container.Signature = BlsSignature.TestSig1;
container.Slot = new Slot(1);
container.ParentRoot = Sha256.OfAnEmptyString;
container.StateRoot = Sha256.OfAnEmptyString;
Span <byte> encoded = new byte[BeaconBlock.SszLength(container)];
Ssz.Encode(encoded, container);
BeaconBlock decoded = Ssz.DecodeBeaconBlock(encoded);
Assert.AreEqual(container, decoded);
Span <byte> encodedAgain = new byte[BeaconBlock.SszLength(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.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);
}