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-rwxr-xr-xqa/rpc-tests/preciousblock.py65
1 files changed, 34 insertions, 31 deletions
diff --git a/qa/rpc-tests/preciousblock.py b/qa/rpc-tests/preciousblock.py
index 854dcc7251..3cefa51c0a 100755
--- a/qa/rpc-tests/preciousblock.py
+++ b/qa/rpc-tests/preciousblock.py
@@ -8,7 +8,12 @@
#
from test_framework.test_framework import BitcoinTestFramework
-from test_framework.util import *
+from test_framework.util import (
+ assert_equal,
+ connect_nodes_bi,
+ sync_chain,
+ sync_blocks,
+)
def unidirectional_node_sync_via_rpc(node_src, node_dest):
blocks_to_copy = []
@@ -33,84 +38,82 @@ def node_sync_via_rpc(nodes):
unidirectional_node_sync_via_rpc(node_src, node_dest)
class PreciousTest(BitcoinTestFramework):
- def setup_chain(self):
- print("Initializing test directory "+self.options.tmpdir)
- initialize_chain_clean(self.options.tmpdir, 3)
+ def __init__(self):
+ super().__init__()
+ self.setup_clean_chain = True
+ self.num_nodes = 3
+ self.extra_args = [["-debug"]] * self.num_nodes
def setup_network(self):
- self.nodes = []
- self.is_network_split = False
- self.nodes.append(start_node(0, self.options.tmpdir, ["-debug"]))
- self.nodes.append(start_node(1, self.options.tmpdir, ["-debug"]))
- self.nodes.append(start_node(2, self.options.tmpdir, ["-debug"]))
+ self.nodes = self.setup_nodes()
def run_test(self):
print("Ensure submitblock can in principle reorg to a competing chain")
self.nodes[0].generate(1)
- assert(self.nodes[0].getblockcount() == 1)
+ assert_equal(self.nodes[0].getblockcount(), 1)
(hashY, hashZ) = self.nodes[1].generate(2)
- assert(self.nodes[1].getblockcount() == 2)
+ assert_equal(self.nodes[1].getblockcount(), 2)
node_sync_via_rpc(self.nodes[0:3])
- assert(self.nodes[0].getbestblockhash() == hashZ)
+ assert_equal(self.nodes[0].getbestblockhash(), hashZ)
print("Mine blocks A-B-C on Node 0")
(hashA, hashB, hashC) = self.nodes[0].generate(3)
- assert(self.nodes[0].getblockcount() == 5)
+ assert_equal(self.nodes[0].getblockcount(), 5)
print("Mine competing blocks E-F-G on Node 1")
(hashE, hashF, hashG) = self.nodes[1].generate(3)
- assert(self.nodes[1].getblockcount() == 5)
+ assert_equal(self.nodes[1].getblockcount(), 5)
assert(hashC != hashG)
print("Connect nodes and check no reorg occurs")
# Submit competing blocks via RPC so any reorg should occur before we proceed (no way to wait on inaction for p2p sync)
node_sync_via_rpc(self.nodes[0:2])
connect_nodes_bi(self.nodes,0,1)
- assert(self.nodes[0].getbestblockhash() == hashC)
- assert(self.nodes[1].getbestblockhash() == hashG)
+ assert_equal(self.nodes[0].getbestblockhash(), hashC)
+ assert_equal(self.nodes[1].getbestblockhash(), hashG)
print("Make Node0 prefer block G")
self.nodes[0].preciousblock(hashG)
- assert(self.nodes[0].getbestblockhash() == hashG)
+ assert_equal(self.nodes[0].getbestblockhash(), hashG)
print("Make Node0 prefer block C again")
self.nodes[0].preciousblock(hashC)
- assert(self.nodes[0].getbestblockhash() == hashC)
+ assert_equal(self.nodes[0].getbestblockhash(), hashC)
print("Make Node1 prefer block C")
self.nodes[1].preciousblock(hashC)
sync_chain(self.nodes[0:2]) # wait because node 1 may not have downloaded hashC
- assert(self.nodes[1].getbestblockhash() == hashC)
+ assert_equal(self.nodes[1].getbestblockhash(), hashC)
print("Make Node1 prefer block G again")
self.nodes[1].preciousblock(hashG)
- assert(self.nodes[1].getbestblockhash() == hashG)
+ assert_equal(self.nodes[1].getbestblockhash(), hashG)
print("Make Node0 prefer block G again")
self.nodes[0].preciousblock(hashG)
- assert(self.nodes[0].getbestblockhash() == hashG)
+ assert_equal(self.nodes[0].getbestblockhash(), hashG)
print("Make Node1 prefer block C again")
self.nodes[1].preciousblock(hashC)
- assert(self.nodes[1].getbestblockhash() == hashC)
+ assert_equal(self.nodes[1].getbestblockhash(), hashC)
print("Mine another block (E-F-G-)H on Node 0 and reorg Node 1")
self.nodes[0].generate(1)
- assert(self.nodes[0].getblockcount() == 6)
+ assert_equal(self.nodes[0].getblockcount(), 6)
sync_blocks(self.nodes[0:2])
hashH = self.nodes[0].getbestblockhash()
- assert(self.nodes[1].getbestblockhash() == hashH)
+ assert_equal(self.nodes[1].getbestblockhash(), hashH)
print("Node1 should not be able to prefer block C anymore")
self.nodes[1].preciousblock(hashC)
- assert(self.nodes[1].getbestblockhash() == hashH)
+ assert_equal(self.nodes[1].getbestblockhash(), hashH)
print("Mine competing blocks I-J-K-L on Node 2")
self.nodes[2].generate(4)
- assert(self.nodes[2].getblockcount() == 6)
+ assert_equal(self.nodes[2].getblockcount(), 6)
hashL = self.nodes[2].getbestblockhash()
print("Connect nodes and check no reorg occurs")
node_sync_via_rpc(self.nodes[0:3])
connect_nodes_bi(self.nodes,1,2)
connect_nodes_bi(self.nodes,0,2)
- assert(self.nodes[0].getbestblockhash() == hashH)
- assert(self.nodes[1].getbestblockhash() == hashH)
- assert(self.nodes[2].getbestblockhash() == hashL)
+ assert_equal(self.nodes[0].getbestblockhash(), hashH)
+ assert_equal(self.nodes[1].getbestblockhash(), hashH)
+ assert_equal(self.nodes[2].getbestblockhash(), hashL)
print("Make Node1 prefer block L")
self.nodes[1].preciousblock(hashL)
- assert(self.nodes[1].getbestblockhash() == hashL)
+ assert_equal(self.nodes[1].getbestblockhash(), hashL)
print("Make Node2 prefer block H")
self.nodes[2].preciousblock(hashH)
- assert(self.nodes[2].getbestblockhash() == hashH)
+ assert_equal(self.nodes[2].getbestblockhash(), hashH)
if __name__ == '__main__':
PreciousTest().main()