message: test: use wait_for_{block,header} helpers in p2p_fingerprint.py
diff: @@ -101,13 +101,11 @@ class P2PFingerprintTest(BitcoinTestFramework):
  # Check that getdata request for stale block succeeds
  self.send_block_request(stale_hash, node0)
  - test_function = lambda: self.last_block_equals(stale_hash, node0)
  - self.wait_until(test_function, timeout=3)
  + node0.wait_for_block(stale_hash, timeout=3)
  # Check that getheader request for stale block header succeeds
  self.send_header_request(stale_hash, node0)
  - test_function = lambda: self.last_header_equals(stale_hash, node0)
  - self.wait_until(test_function, timeout=3)
  + node0.wait_for_header(hex(stale_hash), timeout=3)
  # Longest chain is extended so stale is much older than chain tip
  self.nodes[0].setmocktime(0)
  @@ -137,12 +135,10 @@ class P2PFingerprintTest(BitcoinTestFramework):
  node0.sync_with_ping()
  self.send_block_request(block_hash, node0)
  - test_function = lambda: self.last_block_equals(block_hash, node0)
  - self.wait_until(test_function, timeout=3)
  + node0.wait_for_block(block_hash, timeout=3)
  self.send_header_request(block_hash, node0)
  - test_function = lambda: self.last_header_equals(block_hash, node0)
  - self.wait_until(test_function, timeout=3)
  + node0.wait_for_header(hex(block_hash), timeout=3)
  if __name__ == '__main__':
  P2PFingerprintTest().main()
  