Exemplo n.º 1
0
 def test_mine_genesis_block(self):
     """ Mine the unitnet GENESIS block """
     time_source = MockTimeSource(time=1356446436)
     miner = BitcoinMiner()
     block, template = miner.mine_block(hash_prev=Uint256.from_hexstr("0000000000000000000000000000000000000000000000000000000000000000"), 
                                 block_height=0,
                                 time_source=time_source, 
                                 difficulty_bits=524287999, 
                                 transactions=[], 
                                 coinbase_txout_list=[TxOut(5000000000, Script([push_data_instruction(decodehexstr("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f")),Instruction(OP_CHECKSIG)]))],
                                 coinbase_flags=["/P2SH/", "The Times 03/Jan/2009 Chancellor on brink of second bailout for banks"])
     self.assertEquals(block.blockheader.nonce, 1260)
     self.assertEquals(block.blockheader.hash_merkle, Uint256.from_hexstr("cf7ac9a3b387cf5e9fc14e03e2a5bbfc16d1ba00d2af6c96869ab4da949bd240"))
     self.assertEquals(hash_block(block), Uint256.from_hexstr("003ee3cf880906caa5662f10d4b4fb1c86c1853230dee8a7b8a62f434c73da5f"))
Exemplo n.º 2
0
    def test_mine_block(self):
        """ Mine a block changing both nonce and extra_nonce"""
        def nonce_changer(template):
            if template.nonce >= 20:
                template.set_extra_nonce(template.extra_nonce + 1)
                template.set_nonce(0)
            else:
                template.set_nonce(template.nonce + 1)

        time_source = MockTimeSource(time=1356446436)
        miner = BitcoinMiner()
        block, template = miner.mine_block(
            hash_prev=Uint256.from_hexstr(
                "0000000000000000000000000000000000000000000000000000000000000000"
            ),
            block_height=0,
            time_source=time_source,
            difficulty_bits=524287999,
            transactions=[],
            coinbase_txout_list=[
                TxOut(
                    5000000000,
                    Script([
                        Instruction(
                            OP_PUSHDATA,
                            decodehexstr(
                                "04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f"
                            )),
                        Instruction(OP_CHECKSIG)
                    ]))
            ],
            nonce_changer=nonce_changer)
        self.assertEquals(block.blockheader.nonce, 8)
        self.assertEquals(template.nonce, 8)
        self.assertEquals(template.extra_nonce, 14)
        self.assertEquals(
            block.blockheader.hash_merkle,
            Uint256.from_hexstr(
                "ca839450c8702d6768d1803bb6d99c6d059a56240933e5bf72cb2936f6c9e211"
            ))
        self.assertEquals(
            hash_block(block),
            Uint256.from_hexstr(
                "003c7a06c7efe128cb3bea692e1a485f7400f3670df7986c020083e9b10e295d"
            ))
Exemplo n.º 3
0
 def test_mine_block(self):
     """ Mine a block changing both nonce and extra_nonce"""
     def nonce_changer(template):
         if template.nonce >= 20:
             template.set_extra_nonce(template.extra_nonce + 1)
             template.set_nonce(0)
         else:
             template.set_nonce(template.nonce + 1)
     time_source = MockTimeSource(time=1356446436)
     miner = BitcoinMiner()
     block, template = miner.mine_block(hash_prev=Uint256.from_hexstr("0000000000000000000000000000000000000000000000000000000000000000"), 
                                        block_height=0,
                                        time_source=time_source, 
                                        difficulty_bits=524287999, 
                                        transactions=[], 
                                        coinbase_txout_list=[TxOut(5000000000, Script([Instruction(OP_PUSHDATA, decodehexstr("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f")),Instruction(OP_CHECKSIG)]))],
                                        nonce_changer=nonce_changer)
     self.assertEquals(block.blockheader.nonce, 8)
     self.assertEquals(template.nonce, 8)
     self.assertEquals(template.extra_nonce, 14)
     self.assertEquals(block.blockheader.hash_merkle, Uint256.from_hexstr("ca839450c8702d6768d1803bb6d99c6d059a56240933e5bf72cb2936f6c9e211"))
     self.assertEquals(hash_block(block), Uint256.from_hexstr("003c7a06c7efe128cb3bea692e1a485f7400f3670df7986c020083e9b10e295d"))
Exemplo n.º 4
0
 def test_mine_genesis_block(self):
     """ Mine the unitnet GENESIS block """
     time_source = MockTimeSource(time=1356446436)
     miner = BitcoinMiner()
     block, template = miner.mine_block(
         hash_prev=Uint256.from_hexstr(
             "0000000000000000000000000000000000000000000000000000000000000000"
         ),
         block_height=0,
         time_source=time_source,
         difficulty_bits=524287999,
         transactions=[],
         coinbase_txout_list=[
             TxOut(
                 5000000000,
                 Script([
                     push_data_instruction(
                         decodehexstr(
                             "04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f"
                         )),
                     Instruction(OP_CHECKSIG)
                 ]))
         ],
         coinbase_flags=[
             "/P2SH/",
             "The Times 03/Jan/2009 Chancellor on brink of second bailout for banks"
         ])
     self.assertEquals(block.blockheader.nonce, 1260)
     self.assertEquals(
         block.blockheader.hash_merkle,
         Uint256.from_hexstr(
             "cf7ac9a3b387cf5e9fc14e03e2a5bbfc16d1ba00d2af6c96869ab4da949bd240"
         ))
     self.assertEquals(
         hash_block(block),
         Uint256.from_hexstr(
             "003ee3cf880906caa5662f10d4b4fb1c86c1853230dee8a7b8a62f434c73da5f"
         ))