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[tests] Add logging to provide anchor points when debugging failures.

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refs #12453
This commit is contained in:
Lowell Manners 2018-05-30 20:44:20 +02:00 committed by lmanners
parent 6738813bcb
commit 2ce81867b2
1 changed files with 13 additions and 3 deletions
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16
test/functional/p2p_sendheaders.py
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@ -288,6 +288,7 @@ class SendHeadersTest(BitcoinTestFramework):
# 1. Mine a block; expect inv announcements each time
self.log.info("Part 1: headers don't start before sendheaders message...")
for i in range(4):
self.log.debug("Part 1.{}: starting...".format(i))
old_tip = tip
tip = self.mine_blocks(1)
inv_node.check_last_inv_announcement(inv=[tip])
@ -335,11 +336,13 @@ class SendHeadersTest(BitcoinTestFramework):
height = self.nodes[0].getblockcount() + 1
block_time += 10 # Advance far enough ahead
for i in range(10):
self.log.debug("Part 2.{}: starting...".format(i))
# Mine i blocks, and alternate announcing either via
# inv (of tip) or via headers. After each, new blocks
# mined by the node should successfully be announced
# with block header, even though the blocks are never requested
for j in range(2):
self.log.debug("Part 2.{}.{}: starting...".format(i, j))
blocks = []
for b in range(i + 1):
blocks.append(create_block(tip, create_coinbase(height), block_time))
@ -386,6 +389,7 @@ class SendHeadersTest(BitcoinTestFramework):
# PART 3. Headers announcements can stop after large reorg, and resume after
# getheaders or inv from peer.
for j in range(2):
self.log.debug("Part 3.{}: starting...".format(j))
# First try mining a reorg that can propagate with header announcement
new_block_hashes = self.mine_reorg(length=7)
tip = new_block_hashes[-1]
@ -412,23 +416,28 @@ class SendHeadersTest(BitcoinTestFramework):
test_node.wait_for_block(new_block_hashes[-1])
for i in range(3):
self.log.debug("Part 3.{}.{}: starting...".format(j, i))
# Mine another block, still should get only an inv
tip = self.mine_blocks(1)
inv_node.check_last_inv_announcement(inv=[tip])
test_node.check_last_inv_announcement(inv=[tip])
if i == 0:
self.log.debug("Just get the data -- shouldn't cause headers announcements to resume")
# Just get the data -- shouldn't cause headers announcements to resume
test_node.send_get_data([tip])
test_node.wait_for_block(tip)
elif i == 1:
self.log.debug("Send a getheaders message that shouldn't trigger headers announcements to resume (best header sent will be too old)")
# Send a getheaders message that shouldn't trigger headers announcements
# to resume (best header sent will be too old)
test_node.send_get_headers(locator=[fork_point], hashstop=new_block_hashes[1])
test_node.send_get_data([tip])
test_node.wait_for_block(tip)
elif i == 2:
# This time, try sending either a getheaders to trigger resumption
# of headers announcements, or mine a new block and inv it, also
# triggering resumption of headers announcements.
test_node.send_get_data([tip])
test_node.wait_for_block(tip)
self.log.debug("This time, try sending either a getheaders to trigger resumption of headers announcements, or mine a new block and inv it, also triggering resumption of headers announcements.")
if j == 0:
test_node.send_get_headers(locator=[tip], hashstop=0)
test_node.sync_with_ping()
@ -532,6 +541,7 @@ class SendHeadersTest(BitcoinTestFramework):
# First we test that receipt of an unconnecting header doesn't prevent
# chain sync.
for i in range(10):
self.log.debug("Part 5.{}: starting...".format(i))
test_node.last_message.pop("getdata", None)
blocks = []
# Create two more blocks.