test/functional/rpcnamedargs.py

   1 #!/usr/bin/env python3
   2 # Copyright (c) 2016-2017 The Bitcoin Core developers
   3 # Distributed under the MIT software license, see the accompanying
   4 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
   5 """Test using named arguments for RPCs."""
   6
   7 from test_framework.test_framework import BitcoinTestFramework
   8 from test_framework.util import (
   9     assert_equal,
  10     assert_raises_rpc_error,
  11 )
  12
  13 class NamedArgumentTest(BitcoinTestFramework):
  14     def set_test_params(self):
  15         self.num_nodes = 1
  16
  17     def run_test(self):
  18         node = self.nodes[0]
  19         h = node.help(command='getblockchaininfo')
  20         assert(h.startswith('getblockchaininfo\n'))
  21
  22         assert_raises_rpc_error(-8, 'Unknown named parameter', node.help, random='getblockchaininfo')
  23
  24         h = node.getblockhash(height=0)
  25         node.getblock(blockhash=h)
  26
  27         assert_equal(node.echo(), [])
  28         assert_equal(node.echo(arg0=0,arg9=9), [0] + [None]*8 + [9])
  29         assert_equal(node.echo(arg1=1), [None, 1])
  30         assert_equal(node.echo(arg9=None), [None]*10)
  31         assert_equal(node.echo(arg0=0,arg3=3,arg9=9), [0] + [None]*2 + [3] + [None]*5 + [9])
  32
  33 if __name__ == '__main__':
  34     NamedArgumentTest().main()