text: #!/usr/bin/env python3
  # Copyright (c) 2014-2015 The Bitcoin Core developers
  # Distributed under the MIT software license, see the accompanying
  # file COPYING or http://www.opensource.org/licenses/mit-license.php.
  
  #
  # Test timestampindex generation and fetching
  #
  
  import time
  
  from test_framework.test_framework import RavenTestFramework
  from test_framework.util import *
  
  
  class TimestampIndexTest(RavenTestFramework):
  
      def set_test_params(self):
          self.setup_clean_chain = True
          self.num_nodes = 4
  
      def setup_network(self):
          self.add_nodes(4, [
              # Nodes 0/1 are "wallet" nodes
              ["-debug"],
              ["-debug", "-timestampindex"],
              # Nodes 2/3 are used for testing
              ["-debug"],
              ["-debug", "-timestampindex"]])
  
          self.start_nodes()
  
          connect_nodes_bi(self.nodes, 0, 1)
          connect_nodes_bi(self.nodes, 0, 2)
          connect_nodes_bi(self.nodes, 0, 3)
  
          self.sync_all()
  
      def run_test(self):
          print("Mining 25 blocks...")
          blockhashes = self.nodes[0].generate(25)
          time.sleep(3)
          print("Mining 25 blocks...")
          blockhashes.extend(self.nodes[0].generate(25))
          time.sleep(3)
          print("Mining 25 blocks...")
          blockhashes.extend(self.nodes[0].generate(25))
          self.sync_all()
          low = self.nodes[1].getblock(blockhashes[0])["time"]
          high = low + 76
  
          print("Checking timestamp index...")
          hashes = self.nodes[1].getblockhashes(high, low)
  
          assert_equal(len(hashes), len(blockhashes))
  
          assert_equal(hashes, blockhashes)
  
          print("Passed\n")
  
  
  if __name__ == '__main__':
      TimestampIndexTest().main()
  