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test/functional/rpc_blockchain.py
| Show All 23 Lines | |||||
| import subprocess | import subprocess | ||||
| from test_framework.blocktools import ( | from test_framework.blocktools import ( | ||||
| create_block, | create_block, | ||||
| create_coinbase, | create_coinbase, | ||||
| TIME_GENESIS_BLOCK, | TIME_GENESIS_BLOCK, | ||||
| ) | ) | ||||
| from test_framework.messages import ( | from test_framework.messages import ( | ||||
| CBlockHeader, | |||||
| FromHex, | |||||
| msg_block, | msg_block, | ||||
| ) | ) | ||||
| from test_framework.p2p import P2PInterface | from test_framework.p2p import P2PInterface | ||||
| from test_framework.test_framework import BitcoinTestFramework | from test_framework.test_framework import BitcoinTestFramework | ||||
| from test_framework.util import ( | from test_framework.util import ( | ||||
| assert_equal, | assert_equal, | ||||
| assert_greater_than, | assert_greater_than, | ||||
| assert_greater_than_or_equal, | assert_greater_than_or_equal, | ||||
| ▲ Show 20 Lines • Show All 271 Lines • ▼ Show 20 Lines | def _test_getblockheader(self): | ||||
| assert_is_hash_string(header['bits'], length=None) | assert_is_hash_string(header['bits'], length=None) | ||||
| assert isinstance(header['time'], int) | assert isinstance(header['time'], int) | ||||
| assert isinstance(header['mediantime'], int) | assert isinstance(header['mediantime'], int) | ||||
| assert isinstance(header['nonce'], int) | assert isinstance(header['nonce'], int) | ||||
| assert isinstance(header['version'], int) | assert isinstance(header['version'], int) | ||||
| assert isinstance(int(header['versionHex'], 16), int) | assert isinstance(int(header['versionHex'], 16), int) | ||||
| assert isinstance(header['difficulty'], Decimal) | assert isinstance(header['difficulty'], Decimal) | ||||
| # Test with verbose=False, which should return the header as hex. | |||||
| header_hex = node.getblockheader(blockhash=besthash, verbose=False) | |||||
| assert_is_hex_string(header_hex) | |||||
| header = FromHex(CBlockHeader(), header_hex) | |||||
| header.calc_sha256() | |||||
| assert_equal(header.hash, besthash) | |||||
| def _test_getdifficulty(self): | def _test_getdifficulty(self): | ||||
| difficulty = self.nodes[0].getdifficulty() | difficulty = self.nodes[0].getdifficulty() | ||||
| # 1 hash in 2 should be valid, so difficulty should be 1/2**31 | # 1 hash in 2 should be valid, so difficulty should be 1/2**31 | ||||
| # binary => decimal => binary math is why we do this check | # binary => decimal => binary math is why we do this check | ||||
| assert abs(difficulty * 2**31 - 1) < 0.0001 | assert abs(difficulty * 2**31 - 1) < 0.0001 | ||||
| def _test_getnetworkhashps(self): | def _test_getnetworkhashps(self): | ||||
| hashes_per_second = self.nodes[0].getnetworkhashps() | hashes_per_second = self.nodes[0].getnetworkhashps() | ||||
| ▲ Show 20 Lines • Show All 99 Lines • Show Last 20 Lines | |||||