diff options
Diffstat (limited to 'test/functional/blockchain.py')
| -rwxr-xr-x | test/functional/blockchain.py | 94 |
1 files changed, 81 insertions, 13 deletions
diff --git a/test/functional/blockchain.py b/test/functional/blockchain.py index 596aed50ec..e205c6400c 100755 --- a/test/functional/blockchain.py +++ b/test/functional/blockchain.py @@ -6,21 +6,28 @@ Test the following RPCs: - gettxoutsetinfo + - getdifficulty + - getbestblockhash + - getblockhash + - getblockheader + - getchaintxstats + - getnetworkhashps - verifychain Tests correspond to code in rpc/blockchain.cpp. """ from decimal import Decimal +import subprocess from test_framework.test_framework import BitcoinTestFramework from test_framework.util import ( assert_equal, + assert_raises, assert_raises_jsonrpc, assert_is_hex_string, assert_is_hash_string, - start_nodes, - connect_nodes_bi, + bitcoind_processes, ) @@ -29,18 +36,25 @@ class BlockchainTest(BitcoinTestFramework): def __init__(self): super().__init__() self.setup_clean_chain = False - self.num_nodes = 2 - - def setup_network(self, split=False): - self.nodes = start_nodes(self.num_nodes, self.options.tmpdir) - connect_nodes_bi(self.nodes, 0, 1) - self.is_network_split = False - self.sync_all() + self.num_nodes = 1 + self.extra_args = [['-stopatheight=207']] def run_test(self): + self._test_getchaintxstats() self._test_gettxoutsetinfo() self._test_getblockheader() - self.nodes[0].verifychain(4, 0) + self._test_getdifficulty() + self._test_getnetworkhashps() + self._test_stopatheight() + assert self.nodes[0].verifychain(4, 0) + + def _test_getchaintxstats(self): + chaintxstats = self.nodes[0].getchaintxstats(1) + # 200 txs plus genesis tx + assert_equal(chaintxstats['txcount'], 201) + # tx rate should be 1 per 10 minutes, or 1/600 + # we have to round because of binary math + assert_equal(round(chaintxstats['txrate'] * 600, 10), Decimal(1)) def _test_gettxoutsetinfo(self): node = self.nodes[0] @@ -50,14 +64,44 @@ class BlockchainTest(BitcoinTestFramework): assert_equal(res['transactions'], 200) assert_equal(res['height'], 200) assert_equal(res['txouts'], 200) - assert_equal(res['bytes_serialized'], 13924), + assert_equal(res['bogosize'], 17000), + assert_equal(res['bestblock'], node.getblockhash(200)) + size = res['disk_size'] + assert size > 6400 + assert size < 64000 assert_equal(len(res['bestblock']), 64) - assert_equal(len(res['hash_serialized']), 64) + assert_equal(len(res['hash_serialized_2']), 64) + + self.log.info("Test that gettxoutsetinfo() works for blockchain with just the genesis block") + b1hash = node.getblockhash(1) + node.invalidateblock(b1hash) + + res2 = node.gettxoutsetinfo() + assert_equal(res2['transactions'], 0) + assert_equal(res2['total_amount'], Decimal('0')) + assert_equal(res2['height'], 0) + assert_equal(res2['txouts'], 0) + assert_equal(res2['bogosize'], 0), + assert_equal(res2['bestblock'], node.getblockhash(0)) + assert_equal(len(res2['hash_serialized_2']), 64) + + self.log.info("Test that gettxoutsetinfo() returns the same result after invalidate/reconsider block") + node.reconsiderblock(b1hash) + + res3 = node.gettxoutsetinfo() + assert_equal(res['total_amount'], res3['total_amount']) + assert_equal(res['transactions'], res3['transactions']) + assert_equal(res['height'], res3['height']) + assert_equal(res['txouts'], res3['txouts']) + assert_equal(res['bogosize'], res3['bogosize']) + assert_equal(res['bestblock'], res3['bestblock']) + assert_equal(res['hash_serialized_2'], res3['hash_serialized_2']) def _test_getblockheader(self): node = self.nodes[0] - assert_raises_jsonrpc(-5, "Block not found", node.getblockheader, "nonsense") + assert_raises_jsonrpc(-5, "Block not found", + node.getblockheader, "nonsense") besthash = node.getbestblockhash() secondbesthash = node.getblockhash(199) @@ -79,5 +123,29 @@ class BlockchainTest(BitcoinTestFramework): assert isinstance(int(header['versionHex'], 16), int) assert isinstance(header['difficulty'], Decimal) + def _test_getdifficulty(self): + difficulty = self.nodes[0].getdifficulty() + # 1 hash in 2 should be valid, so difficulty should be 1/2**31 + # binary => decimal => binary math is why we do this check + assert abs(difficulty * 2**31 - 1) < 0.0001 + + def _test_getnetworkhashps(self): + hashes_per_second = self.nodes[0].getnetworkhashps() + # This should be 2 hashes every 10 minutes or 1/300 + assert abs(hashes_per_second * 300 - 1) < 0.0001 + + def _test_stopatheight(self): + assert_equal(self.nodes[0].getblockcount(), 200) + self.nodes[0].generate(6) + assert_equal(self.nodes[0].getblockcount(), 206) + self.log.debug('Node should not stop at this height') + assert_raises(subprocess.TimeoutExpired, lambda: bitcoind_processes[0].wait(timeout=3)) + self.nodes[0].generate(1) + self.log.debug('Node should stop at this height...') + bitcoind_processes[0].wait(timeout=3) + self.nodes[0] = self.start_node(0, self.options.tmpdir) + assert_equal(self.nodes[0].getblockcount(), 207) + + if __name__ == '__main__': BlockchainTest().main() |