diff options
Diffstat (limited to 'test/functional/example_test.py')
| -rwxr-xr-x | test/functional/example_test.py | 45 |
1 files changed, 20 insertions, 25 deletions
diff --git a/test/functional/example_test.py b/test/functional/example_test.py index 1ba5f756cd..ba40f33016 100755 --- a/test/functional/example_test.py +++ b/test/functional/example_test.py @@ -18,18 +18,16 @@ from test_framework.blocktools import (create_block, create_coinbase) from test_framework.mininode import ( CInv, NetworkThread, - NodeConn, NodeConnCB, mininode_lock, msg_block, msg_getdata, - wait_until, ) from test_framework.test_framework import BitcoinTestFramework from test_framework.util import ( assert_equal, connect_nodes, - p2p_port, + wait_until, ) # NodeConnCB is a class containing callbacks to be executed when a P2P @@ -58,6 +56,10 @@ class BaseNode(NodeConnCB): message.block.calc_sha256() self.block_receive_map[message.block.sha256] += 1 + def on_inv(self, conn, message): + """Override the standard on_inv callback""" + pass + def custom_function(): """Do some custom behaviour @@ -69,21 +71,19 @@ def custom_function(): class ExampleTest(BitcoinTestFramework): # Each functional test is a subclass of the BitcoinTestFramework class. - # Override the __init__(), add_options(), setup_chain(), setup_network() + # Override the set_test_params(), add_options(), setup_chain(), setup_network() # and setup_nodes() methods to customize the test setup as required. - def __init__(self): - """Initialize the test + def set_test_params(self): + """Override test parameters for your individual test. - Call super().__init__() first, and then override any test parameters - for your individual test.""" - super().__init__() + This method must be overridden and num_nodes must be exlicitly set.""" self.setup_clean_chain = True self.num_nodes = 3 # Use self.extra_args to change command-line arguments for the nodes self.extra_args = [[], ["-logips"], []] - # self.log.info("I've finished __init__") # Oops! Can't run self.log before run_test() + # self.log.info("I've finished set_test_params") # Oops! Can't run self.log before run_test() # Use add_options() to add specific command-line options for your test. # In practice this is not used very much, since the tests are mostly written @@ -132,16 +132,13 @@ class ExampleTest(BitcoinTestFramework): """Main test logic""" # Create a P2P connection to one of the nodes - node0 = BaseNode() - connections = [] - connections.append(NodeConn('127.0.0.1', p2p_port(0), self.nodes[0], node0)) - node0.add_connection(connections[0]) + self.nodes[0].add_p2p_connection(BaseNode()) # Start up network handling in another thread. This needs to be called # after the P2P connections have been created. NetworkThread().start() # wait_for_verack ensures that the P2P connection is fully up. - node0.wait_for_verack() + self.nodes[0].p2p.wait_for_verack() # Generating a block on one of the nodes will get us out of IBD blocks = [int(self.nodes[0].generate(nblocks=1)[0], 16)] @@ -178,7 +175,7 @@ class ExampleTest(BitcoinTestFramework): block.solve() block_message = msg_block(block) # Send message is used to send a P2P message to the node over our NodeConn connection - node0.send_message(block_message) + self.nodes[0].p2p.send_message(block_message) self.tip = block.sha256 blocks.append(self.tip) self.block_time += 1 @@ -191,28 +188,26 @@ class ExampleTest(BitcoinTestFramework): connect_nodes(self.nodes[1], 2) self.log.info("Add P2P connection to node2") - node2 = BaseNode() - connections.append(NodeConn('127.0.0.1', p2p_port(2), self.nodes[2], node2)) - node2.add_connection(connections[1]) - node2.wait_for_verack() + self.nodes[2].add_p2p_connection(BaseNode()) + self.nodes[2].p2p.wait_for_verack() - self.log.info("Wait for node2 reach current tip. Test that it has propogated all the blocks to us") + self.log.info("Wait for node2 reach current tip. Test that it has propagated all the blocks to us") + getdata_request = msg_getdata() for block in blocks: - getdata_request = msg_getdata() getdata_request.inv.append(CInv(2, block)) - node2.send_message(getdata_request) + self.nodes[2].p2p.send_message(getdata_request) # wait_until() will loop until a predicate condition is met. Use it to test properties of the # NodeConnCB objects. - assert wait_until(lambda: sorted(blocks) == sorted(list(node2.block_receive_map.keys())), timeout=5) + wait_until(lambda: sorted(blocks) == sorted(list(self.nodes[2].p2p.block_receive_map.keys())), timeout=5, lock=mininode_lock) self.log.info("Check that each block was received only once") # The network thread uses a global lock on data access to the NodeConn objects when sending and receiving # messages. The test thread should acquire the global lock before accessing any NodeConn data to avoid locking # and synchronization issues. Note wait_until() acquires this global lock when testing the predicate. with mininode_lock: - for block in node2.block_receive_map.values(): + for block in self.nodes[2].p2p.block_receive_map.values(): assert_equal(block, 1) if __name__ == '__main__': |