def testBlockchain(b: int) -> None: #Data. data: Data = Data.fromJSON(vectors["data"]) #pylint: disable=no-member #MeritRemoval. removal: SignedMeritRemoval = SignedMeritRemoval.fromSignedJSON( vectors["removals"][b]) #Create and execute a Liver to send the MeritRemoval. def sendMeritRemoval() -> None: #Send the Data. if rpc.meros.liveTransaction(data) != rpc.meros.live.recv(): raise TestError("Meros didn't send back the Data.") rpc.meros.signedElement(removal) try: if len(rpc.meros.live.recv()) != 0: raise Exception() except TestError: raise SuccessError( "Meros rejected our MeritRemoval created from the same Element." ) except Exception: raise TestError( "Meros accepted our MeritRemoval created from the same Element." ) Liver(rpc, vectors["blockchain"], callbacks={ 1: sendMeritRemoval }).live()
def PruneUnaddableTest(rpc: RPC) -> None: file: IO[Any] = open( "PythonTests/Vectors/Transactions/PruneUnaddable.json", "r") vectors: Dict[str, Any] = json.loads(file.read()) file.close() pruned: bytes = Data.fromJSON(vectors["datas"][2]).hash prunedDescendant: bytes = Data.fromJSON(vectors["datas"][3]).hash def sendDatas() -> None: for data in vectors["datas"]: if rpc.meros.liveTransaction( Data.fromJSON(data)) != rpc.meros.live.recv(): raise TestError("Meros didn't send back the Data.") #Send the beaten Data's descendant's verification. if rpc.meros.signedElement( SignedVerification.fromSignedJSON( vectors["verification"])) != rpc.meros.live.recv(): raise TestError("Meros didn't send back the SignedVerification.") def verifyAdded() -> None: rpc.call("transactions", "getTransaction", [pruned.hex()]) rpc.call("consensus", "getStatus", [pruned.hex()]) def verifyPruned() -> None: try: rpc.call("transactions", "getTransaction", [pruned.hex()]) rpc.call("transactions", "getTransaction", [prunedDescendant.hex()]) rpc.call("consensus", "getStatus", [pruned.hex()]) rpc.call("consensus", "getStatus", [prunedDescendant.hex()]) raise Exception() except TestError: pass except Exception: raise TestError("Meros didn't prune the Transaction.") #Create and execute a Liver. Liver(rpc, vectors["blockchain"], callbacks={ 1: sendDatas, 2: verifyAdded, 8: verifyPruned }).live()
def sendDatas() -> None: for data in vectors["datas"]: if rpc.meros.liveTransaction( Data.fromJSON(data)) != rpc.meros.live.recv(): raise TestError("Meros didn't send back the Data.") #Send the beaten Data's descendant's verification. if rpc.meros.signedElement( SignedVerification.fromSignedJSON( vectors["verification"])) != rpc.meros.live.recv(): raise TestError("Meros didn't send back the SignedVerification.")
def HundredThirtyFiveTest(rpc: RPC) -> None: file: IO[Any] = open( "PythonTests/Vectors/Consensus/MeritRemoval/HundredThirtyFive.json", "r") vectors: Dict[str, Any] = json.loads(file.read()) file.close() #Datas. datas: List[Data] = [ Data.fromJSON(vectors["datas"][0]), Data.fromJSON(vectors["datas"][1]), Data.fromJSON(vectors["datas"][2]) ] #Transactions. transactions: Transactions = Transactions() for data in datas: transactions.add(data) #First MeritRemoval. mr: SignedMeritRemoval = SignedMeritRemoval.fromSignedJSON( vectors["removal"]) def sendMeritRemoval() -> None: #Send the Datas. for data in datas: if rpc.meros.liveTransaction(data) != rpc.meros.live.recv(): raise TestError("Meros didn't send us the Data.") #Send and verify the original MeritRemoval. if rpc.meros.signedElement(mr) != rpc.meros.live.recv(): raise TestError("Meros didn't send us the Merit Removal.") verifyMeritRemoval(rpc, 1, 1, mr.holder, True) Liver(rpc, vectors["blockchain"], transactions, callbacks={ 1: sendMeritRemoval }).live()
def fromJSON(json: Dict[str, Dict[str, Any]]) -> Any: result = Transactions() for tx in json: if json[tx]["descendant"] == "Claim": result.add(Claim.fromJSON(json[tx])) elif json[tx]["descendant"] == "Send": result.add(Send.fromJSON(json[tx])) elif json[tx]["descendant"] == "Data": result.add(Data.fromJSON(json[tx])) else: raise Exception("JSON has an unsupported Transaction type: " + json[tx]["descendant"]) return result
def VerifyCompetingTest(rpc: RPC) -> None: file: IO[Any] = open( "PythonTests/Vectors/Consensus/MeritRemoval/VerifyCompeting.json", "r") vectors: Dict[str, Any] = json.loads(file.read()) file.close() keys: Dict[bytes, int] = { bytes.fromhex(vectors["blockchain"][0]["header"]["miner"]): 0 } nicks: List[bytes] = [ bytes.fromhex(vectors["blockchain"][0]["header"]["miner"]) ] #Datas. datas: List[Data] = [ Data.fromJSON(vectors["datas"][0]), Data.fromJSON(vectors["datas"][1]), Data.fromJSON(vectors["datas"][2]) ] #Transactions. transactions: Transactions = Transactions() for data in datas: transactions.add(data) #Initial Data's Verification. verif: SignedVerification = SignedVerification.fromSignedJSON( vectors["verification"]) #MeritRemoval. #pylint: disable=no-member removal: SignedMeritRemoval = SignedMeritRemoval.fromSignedJSON( keys, vectors["removal"]) #Create and execute a Liver to cause a Signed MeritRemoval. def sendElements() -> None: #Send the Datas. for data in datas: if rpc.meros.transaction(data) != rpc.meros.recv(): raise TestError("Meros didn't send us the Data.") #Send the initial Data's verification. if rpc.meros.signedElement(verif) != rpc.meros.recv(): raise TestError("Meros didn't us the initial Data's Verification.") #Send the first Element. if rpc.meros.signedElement(removal.se1) != rpc.meros.recv(): raise TestError("Meros didn't send us the Verification.") #Trigger the MeritRemoval. rpc.meros.signedElement(removal.se2) if rpc.meros.recv() != (MessageType.SignedMeritRemoval.toByte() + removal.signedSerialize(nicks)): raise TestError("Meros didn't send us the Merit Removal.") verifyMeritRemoval(rpc, 1, 1, removal.holder, True) Liver(rpc, vectors["blockchain"], transactions, callbacks={ 1: sendElements, 2: lambda: verifyMeritRemoval(rpc, 1, 1, removal.holder, False) }).live() #Create and execute a Liver to handle a Signed MeritRemoval. def sendMeritRemoval() -> None: #Send the Datas. for data in datas: if rpc.meros.transaction(data) != rpc.meros.recv(): raise TestError("Meros didn't send us the Data.") #Send the initial Data's verification. if rpc.meros.signedElement(verif) != rpc.meros.recv(): raise TestError("Meros didn't us the initial Data's Verification.") #Send and verify the MeritRemoval. if rpc.meros.signedElement(removal) != rpc.meros.recv(): raise TestError("Meros didn't send us the Merit Removal.") verifyMeritRemoval(rpc, 1, 1, removal.holder, True) Liver(rpc, vectors["blockchain"], transactions, callbacks={ 1: sendMeritRemoval, 2: lambda: verifyMeritRemoval(rpc, 1, 1, removal.holder, False) }).live() #Create and execute a Syncer to handle a Signed MeritRemoval. Syncer(rpc, vectors["blockchain"], transactions).sync() verifyMeritRemoval(rpc, 1, 1, removal.holder, False)
def PendingActionsTest(rpc: RPC) -> None: file: IO[Any] = open( "PythonTests/Vectors/Consensus/MeritRemoval/PendingActions.json", "r") vectors: Dict[str, Any] = json.loads(file.read()) file.close() #Blockchain. blockchain: Blockchain = Blockchain.fromJSON( b"MEROS_DEVELOPER_NETWORK", 60, int( "FAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA", 16), vectors["blockchain"]) #SignedVerifications. verifs: List[SignedVerification] = [] for verif in vectors["verifications"]: verifs.append(SignedVerification.fromJSON(verif)) #Removal. removal: SignedMeritRemoval = SignedMeritRemoval.fromJSON( vectors["removal"]) #Datas. datas: List[Data] = [] for data in vectors["datas"]: datas.append(Data.fromJSON(data)) #Send every Data/Verification. def sendDatasAndVerifications() -> None: #Send the Datas. for data in datas: if rpc.meros.transaction(data) != rpc.meros.recv(): raise TestError("Unexpected message sent.") #Send the Verifications. for verif in verifs: if rpc.meros.signedElement(verif) != rpc.meros.recv(): raise TestError("Unexpected message sent.") #Verify every Data has 100 Merit. for data in datas: if rpc.call("consensus", "getStatus", [data.hash.hex()])["merit"] != 100: raise TestError( "Meros didn't verify Transactions with received Verifications." ) #Cause a MeritRemoval. def causeMeritRemoval() -> None: #Send every Data/;Verification. sendDatasAndVerifications() #Send the problem Verification and verify the MeritRemoval. rpc.meros.signedElement(removal.se2) if rpc.meros.recv() != MessageType.SignedMeritRemoval.toByte( ) + removal.signedSerialize(): raise TestError("Meros didn't send us the Merit Removal.") verifyMeritRemoval(rpc, 1, 100, removal, True) #Verify every Data has 0 Merit. for data in datas: if rpc.call("consensus", "getStatus", [data.hash.hex()])["merit"] != 0: raise TestError( "Meros didn't revert pending actions of a malicious MeritHolder." ) #Send a MeritRemoval. def sendMeritRemoval() -> None: #Send every Data/;Verification. sendDatasAndVerifications() #Send and verify the MeritRemoval. if rpc.meros.signedElement(removal) != rpc.meros.recv(): raise TestError("Meros didn't send us the Merit Removal.") verifyMeritRemoval(rpc, 1, 100, removal, True) #Verify every Data has 0 Merit. for data in datas: if rpc.call("consensus", "getStatus", [data.hash.hex()])["merit"] != 0: raise TestError( "Meros didn't revert pending actions of a malicious MeritHolder." ) #Check the Data's finalized with the proper amount of Merit and update the MeritRemoval. def check() -> None: #Verify the Datas have the Merit they should. for data in datas: if rpc.call("consensus", "getStatus", [data.hash.hex()])["merit"] != 0: raise TestError( "Meros didn't finalize with the reverted pending actions of a malicious MeritHolder." ) #Update the MeritRemoval's nonce. removal.nonce = 6 #Verify the MeritRemoval is now accessible with a nonce of 6. verifyMeritRemoval(rpc, 7, 0, removal, False) #Create and execute a Liver to cause a MeritRemoval. Liver(rpc, blockchain, callbacks={1: causeMeritRemoval, 7: check}).live() #Reset the MeritRemoval nonce. removal.nonce = 0 #Create and execute a Liver to handle a MeritRemoval. Liver(rpc, blockchain, callbacks={1: sendMeritRemoval, 7: check}).live()
def VParsableTest( rpc: RPC ) -> None: file: IO[Any] = open("PythonTests/Vectors/Consensus/Verification/Parsable.json", "r") vectors: Dict[str, Any] = json.loads(file.read()) file.close() #Merit. merit: Merit = Merit.fromJSON(vectors["blockchain"]) #Transactions. transactions: Transactions = Transactions() transactions.add(Data.fromJSON(vectors["data"])) #Custom function to send the last Block and verify it errors at the right place. def checkFail() -> None: #This Block should cause the node to disconnect us AFTER it syncs our Transaction. syncedTX: bool = False #Grab the Block. block: Block = merit.blockchain.blocks[2] #Send the Block. rpc.meros.liveBlockHeader(block.header) #Handle sync requests. reqHash: bytes = bytes() while True: if syncedTX: #Try receiving from the Live socket, where Meros sends keep-alives. try: if len(rpc.meros.live.recv()) != 0: raise Exception() except TestError: raise SuccessError("Node disconnected us after we sent a parsable, yet invalid, Transaction.") except Exception: raise TestError("Meros sent a keep-alive.") msg: bytes = rpc.meros.sync.recv() if MessageType(msg[0]) == MessageType.BlockBodyRequest: reqHash = msg[1 : 33] if reqHash != block.header.hash: raise TestError("Meros asked for a Block Body that didn't belong to the Block we just sent it.") #Send the BlockBody. rpc.meros.blockBody(block) elif MessageType(msg[0]) == MessageType.SketchHashesRequest: if not block.body.packets: raise TestError("Meros asked for Sketch Hashes from a Block without any.") reqHash = msg[1 : 33] if reqHash != block.header.hash: raise TestError("Meros asked for Sketch Hashes that didn't belong to the Block we just sent it.") #Create the haashes. hashes: List[int] = [] for packet in block.body.packets: hashes.append(Sketch.hash(block.header.sketchSalt, packet)) #Send the Sketch Hashes. rpc.meros.sketchHashes(hashes) elif MessageType(msg[0]) == MessageType.SketchHashRequests: if not block.body.packets: raise TestError("Meros asked for Verification Packets from a Block without any.") reqHash = msg[1 : 33] if reqHash != block.header.hash: raise TestError("Meros asked for Verification Packets that didn't belong to the Block we just sent it.") #Create a lookup of hash to packets. packets: Dict[int, VerificationPacket] = {} for packet in block.body.packets: packets[Sketch.hash(block.header.sketchSalt, packet)] = packet #Look up each requested packet and respond accordingly. for h in range(int.from_bytes(msg[33 : 37], byteorder="big")): sketchHash: int = int.from_bytes(msg[37 + (h * 8) : 45 + (h * 8)], byteorder="big") if sketchHash not in packets: raise TestError("Meros asked for a non-existent Sketch Hash.") rpc.meros.packet(packets[sketchHash]) elif MessageType(msg[0]) == MessageType.TransactionRequest: reqHash = msg[1 : 33] if reqHash not in transactions.txs: raise TestError("Meros asked for a non-existent Transaction.") rpc.meros.syncTransaction(transactions.txs[reqHash]) syncedTX = True else: raise TestError("Unexpected message sent: " + msg.hex().upper()) #Create and execute a Liver. Liver(rpc, vectors["blockchain"], transactions, callbacks={1: checkFail}).live()
def HTTPacketTest(rpc: RPC) -> None: file: IO[Any] = open( "PythonTests/Vectors/Consensus/MeritRemoval/HundredTwentyThree/Packet.json", "r") vectors: Dict[str, Any] = json.loads(file.read()) file.close() #Datas. datas: List[Data] = [ Data.fromJSON(vectors["datas"][0]), Data.fromJSON(vectors["datas"][1]), Data.fromJSON(vectors["datas"][2]) ] #Transactions. transactions: Transactions = Transactions() for data in datas: transactions.add(data) def testBlockchain(i: int) -> None: #First MeritRemoval. mr: SignedMeritRemoval = SignedMeritRemoval.fromSignedJSON( vectors["removals"][i]) def sendMeritRemoval() -> None: #Send the Datas. for data in datas: if rpc.meros.liveTransaction(data) != rpc.meros.live.recv(): raise TestError("Meros didn't send us the Data.") #Send and verify the MeritRemoval. if rpc.meros.signedElement(mr) != rpc.meros.live.recv(): raise TestError("Meros didn't send us the Merit Removal.") verifyMeritRemoval(rpc, 1, 1, mr.holder, True) def sendRepeatMeritRemoval() -> None: #Send the Block containing the modified Merit Removal. block: Block = Block.fromJSON(vectors["blockchains"][i][-1]) rpc.meros.liveBlockHeader(block.header) #Flag of if the Block's Body synced. blockBodySynced: bool = False #Handle sync requests. reqHash: bytes = bytes() while True: if blockBodySynced: #Sleep for a second so Meros handles the Block. sleep(1) #Try receiving from the Live socket, where Meros sends keep-alives. try: if len(rpc.meros.live.recv()) != 0: raise Exception() except TestError: #Verify the height is 3. #The genesis Block, the Block granting Merit, and the Block containing the MeritRemoval originally. try: if rpc.call("merit", "getHeight") != 3: raise Exception() except Exception: raise TestError( "Node added a Block containg a repeat MeritRemoval." ) #Since the node didn't add the Block, raise SuccessError. raise SuccessError( "Node didn't add a Block containing a repeat MeritRemoval." ) except Exception: raise TestError("Meros sent a keep-alive.") msg: bytes = rpc.meros.sync.recv() if MessageType(msg[0]) == MessageType.BlockBodyRequest: reqHash = msg[1:33] if reqHash != block.header.hash: raise TestError( "Meros asked for a Block Body that didn't belong to the Block we just sent it." ) #Send the BlockBody. blockBodySynced = True rpc.meros.blockBody(block) else: raise TestError("Unexpected message sent: " + msg.hex().upper()) Liver(rpc, vectors["blockchains"][i], transactions, callbacks={ 1: sendMeritRemoval, 2: sendRepeatMeritRemoval }).live() for b in range(2): testBlockchain(b)
def SameNonceTest(rpc: RPC) -> None: file: IO[Any] = open( "PythonTests/Vectors/Consensus/MeritRemoval/SameNonce.json", "r") vectors: Dict[str, Any] = json.loads(file.read()) file.close() #Blockchain blockchain: Blockchain = Blockchain.fromJSON( b"MEROS_DEVELOPER_NETWORK", 60, int( "FAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA", 16), vectors["blockchain"]) #MeritRemoval. removal: SignedMeritRemoval = SignedMeritRemoval.fromJSON( vectors["removal"]) #Consensus. consensus: Consensus = Consensus( bytes.fromhex( "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA" ), bytes.fromhex( "CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC" )) consensus.add(removal) #Data. data: Data = Data.fromJSON(vectors["data"]) #Create and execute a Liver to cause a SameNonce MeritRemoval. def sendElements() -> None: #Send the Data/SignedVerifications. if rpc.meros.transaction(data) != rpc.meros.recv(): raise TestError("Unexpected message sent.") if rpc.meros.signedElement(removal.se1) != rpc.meros.recv(): raise TestError("Unexpected message sent.") rpc.meros.signedElement(removal.se2) #Verify the MeritRemoval. if rpc.meros.recv() != (MessageType.SignedMeritRemoval.toByte() + removal.signedSerialize()): raise TestError("Meros didn't send us the Merit Removal.") verifyMeritRemoval(rpc, 1, 100, removal, True) Liver(rpc, blockchain, consensus, callbacks={ 1: sendElements, 2: lambda: verifyMeritRemoval(rpc, 1, 100, removal, False) }).live() #Create and execute a Liver to handle a SameNonce MeritRemoval. def sendMeritRemoval() -> None: #Send and verify the MeritRemoval. if rpc.meros.signedElement(removal) != rpc.meros.recv(): raise TestError("Meros didn't send us the Merit Removal.") verifyMeritRemoval(rpc, 1, 100, removal, True) Liver(rpc, blockchain, consensus, callbacks={ 1: sendMeritRemoval, 2: lambda: verifyMeritRemoval(rpc, 1, 100, removal, False) }).live() #Create and execute a Syncer to handle a SameNonce MeritRemoval. Syncer(rpc, blockchain, consensus).sync() verifyMeritRemoval(rpc, 1, 100, removal, False)
def MultipleTest(rpc: RPC) -> None: file: IO[Any] = open( "PythonTests/Vectors/Consensus/MeritRemoval/Multiple.json", "r") vectors: Dict[str, Any] = json.loads(file.read()) file.close() #Blockchain blockchain: Blockchain = Blockchain.fromJSON( b"MEROS_DEVELOPER_NETWORK", 60, int( "FAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA", 16), vectors["blockchain"]) #MeritRemovals. removal1: SignedMeritRemoval = SignedMeritRemoval.fromJSON( vectors["removal1"]) removal2: SignedMeritRemoval = SignedMeritRemoval.fromJSON( vectors["removal2"]) #Data. data: Data = Data.fromJSON(vectors["data"]) #Create and execute a Liver to cause multiple MeritRemovals. def sendElements() -> None: #Send the Data. if rpc.meros.transaction(data) != rpc.meros.recv(): raise TestError("Unexpected message sent.") #Send the first SignedElement. if rpc.meros.signedElement(removal1.se1) != rpc.meros.recv(): raise TestError("Unexpected message sent.") #Send the second. rpc.meros.signedElement(removal1.se2) #Verify the first MeritRemoval. if rpc.meros.recv() != (MessageType.SignedMeritRemoval.toByte() + removal1.signedSerialize()): raise TestError("Meros didn't send us the Merit Removal.") verifyMeritRemoval(rpc, 1, 100, removal1, True) #Send the third SignedElement. rpc.meros.signedElement(removal2.se2) #Meros should treat the first created MeritRemoval as the default MeritRemoval. if rpc.meros.recv() != (MessageType.SignedMeritRemoval.toByte() + removal1.signedSerialize()): raise TestError("Meros didn't send us the Merit Removal.") verifyMeritRemoval(rpc, 1, 100, removal1, True) Liver(rpc, blockchain, callbacks={ 1: sendElements, 2: lambda: verifyMeritRemoval(rpc, 1, 100, removal2, False) }).live() #Create and execute a Liver to handle multiple MeritRemovals. def sendMeritRemovals() -> None: #Send and verify the first MeritRemoval. msg = rpc.meros.signedElement(removal1) if msg != rpc.meros.recv(): raise TestError("Meros didn't send us the Merit Removal.") verifyMeritRemoval(rpc, 1, 100, removal1, True) #Send the second MeritRemoval. rpc.meros.signedElement(removal2) #Meros should treat the first created MeritRemoval as the default. if msg != rpc.meros.recv(): raise TestError("Meros didn't send us the Merit Removal.") verifyMeritRemoval(rpc, 1, 100, removal1, True) Liver(rpc, blockchain, callbacks={ 1: sendMeritRemovals, 2: lambda: verifyMeritRemoval(rpc, 1, 100, removal2, False) }).live()
def PartialTest( rpc: RPC ) -> None: file: IO[Any] = open("PythonTests/Vectors/Consensus/MeritRemoval/Partial.json", "r") vectors: Dict[str, Any] = json.loads(file.read()) file.close() #Blockchain blockchain: Blockchain = Blockchain.fromJSON( b"MEROS_DEVELOPER_NETWORK", 60, int("FAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA", 16), vectors["blockchain"] ) #MeritRemoval. removal: PartiallySignedMeritRemoval = PartiallySignedMeritRemoval.fromJSON(vectors["removal"]) #Consensus. consensus: Consensus = Consensus( bytes.fromhex("AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA"), bytes.fromhex("CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC") ) consensus.add(removal.e1) consensus.add(removal) #Transactions. transactions: Transactions = Transactions() transactions.add(Data.fromJSON(vectors["data"])) #Create and execute a Liver to cause a Partial MeritRemoval. def sendElement() -> None: #Send the second Element. rpc.meros.signedElement(removal.se2) #Verify the MeritRemoval. if rpc.meros.recv() != (MessageType.SignedMeritRemoval.toByte() + removal.signedSerialize()): raise TestError("Meros didn't send us the Merit Removal.") verifyMeritRemoval(rpc, 2, 200, removal, True) Liver( rpc, blockchain, consensus, transactions, callbacks={ 2: sendElement, 3: lambda: verifyMeritRemoval(rpc, 2, 200, removal, False) } ).live() #Create and execute a Liver to handle a Partial MeritRemoval. def sendMeritRemoval() -> None: #Send and verify the MeritRemoval. if rpc.meros.signedElement(removal) != rpc.meros.recv(): raise TestError("Meros didn't send us the Merit Removal.") verifyMeritRemoval(rpc, 2, 200, removal, True) Liver( rpc, blockchain, consensus, transactions, callbacks={ 2: sendMeritRemoval, 3: lambda: verifyMeritRemoval(rpc, 2, 200, removal, False) } ).live() #Create and execute a Syncer to handle a Partial MeritRemoval. Syncer(rpc, blockchain, consensus, transactions).sync() verifyMeritRemoval(rpc, 2, 200, removal, False)
def VParsableTest(rpc: RPC) -> None: file: IO[Any] = open( "PythonTests/Vectors/Consensus/Verification/Parsable.json", "r") vectors: Dict[str, Any] = json.loads(file.read()) file.close() #Blockchain. blockchain: Blockchain = Blockchain.fromJSON( b"MEROS_DEVELOPER_NETWORK", 60, int( "FAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA", 16), vectors["blockchain"]) #Consensus. consensus: Consensus = Consensus( bytes.fromhex( "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA" ), bytes.fromhex( "CCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCCC" ), ) consensus.add(SignedVerification.fromJSON(vectors["verification"])) #Transactions. transactions: Transactions = Transactions() transactions.add(Data.fromJSON(vectors["data"])) #Handshake with the node. rpc.meros.connect(254, 254, 3) sentLast: bool = False reqHash: bytes = bytes() msg: bytes = bytes() height: int = 0 while True: try: msg = rpc.meros.recv() except TestError as e: if (not sentLast) or (str(e) != "Node disconnected us as a peer."): raise e break if MessageType(msg[0]) == MessageType.Syncing: rpc.meros.acknowledgeSyncing() elif MessageType(msg[0]) == MessageType.GetBlockHash: height = int.from_bytes(msg[1:5], "big") if height == 0: rpc.meros.blockHash(blockchain.last()) else: if height >= len(blockchain.blocks): raise TestError( "Meros asked for a Block Hash we do not have.") rpc.meros.blockHash(blockchain.blocks[height].header.hash) elif MessageType(msg[0]) == MessageType.BlockHeaderRequest: reqHash = msg[1:49] for block in blockchain.blocks: if block.header.hash == reqHash: rpc.meros.blockHeader(block.header) break if block.header.hash == blockchain.last(): raise TestError( "Meros asked for a Block Header we do not have.") elif MessageType(msg[0]) == MessageType.BlockBodyRequest: reqHash = msg[1:49] for block in blockchain.blocks: if block.header.hash == reqHash: rpc.meros.blockBody(block.body) break if block.header.hash == blockchain.last(): raise TestError( "Meros asked for a Block Body we do not have.") elif MessageType(msg[0]) == MessageType.ElementRequest: holder: bytes = msg[1:49] rpc.meros.element(consensus.holders[holder][int.from_bytes( msg[49:53], "big")]) elif MessageType(msg[0]) == MessageType.TransactionRequest: sentLast = True rpc.meros.transaction(transactions.txs[msg[1:49]]) elif MessageType(msg[0]) == MessageType.SyncingOver: pass else: raise TestError("Unexpected message sent: " + msg.hex().upper())