test/functional/multiwallet.py

   1 #!/usr/bin/env python3
   2 # Copyright (c) 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 multiwallet.
   6
   7 Verify that a bitcoind node can load multiple wallet files
   8 """
   9 import os
  10 import shutil
  11
  12 from test_framework.test_framework import BitcoinTestFramework
  13 from test_framework.util import assert_equal, assert_raises_rpc_error
  14
  15 class MultiWalletTest(BitcoinTestFramework):
  16     def set_test_params(self):
  17         self.setup_clean_chain = True
  18         self.num_nodes = 1
  19         self.extra_args = [['-wallet=w1', '-wallet=w2', '-wallet=w3']]
  20
  21     def run_test(self):
  22         assert_equal(set(self.nodes[0].listwallets()), {"w1", "w2", "w3"})
  23
  24         self.stop_node(0)
  25
  26         # should not initialize if there are duplicate wallets
  27         self.assert_start_raises_init_error(0, ['-wallet=w1', '-wallet=w1'], 'Error loading wallet w1. Duplicate -wallet filename specified.')
  28
  29         # should not initialize if wallet file is a directory
  30         wallet_dir = os.path.join(self.options.tmpdir, 'node0', 'regtest', 'wallets')
  31         os.mkdir(os.path.join(wallet_dir, 'w11'))
  32         self.assert_start_raises_init_error(0, ['-wallet=w11'], 'Error loading wallet w11. -wallet filename must be a regular file.')
  33
  34         # should not initialize if one wallet is a copy of another
  35         shutil.copyfile(os.path.join(wallet_dir, 'w2'), os.path.join(wallet_dir, 'w22'))
  36         self.assert_start_raises_init_error(0, ['-wallet=w2', '-wallet=w22'], 'duplicates fileid')
  37
  38         # should not initialize if wallet file is a symlink
  39         os.symlink(os.path.join(wallet_dir, 'w1'), os.path.join(wallet_dir, 'w12'))
  40         self.assert_start_raises_init_error(0, ['-wallet=w12'], 'Error loading wallet w12. -wallet filename must be a regular file.')
  41
  42         # should not initialize if the specified walletdir does not exist
  43         self.assert_start_raises_init_error(0, ['-walletdir=bad'], 'Error: Specified wallet directory "bad" does not exist.')
  44
  45         # if wallets/ doesn't exist, datadir should be the default wallet dir
  46         wallet_dir2 = os.path.join(self.options.tmpdir, 'node0', 'regtest', 'walletdir')
  47         os.rename(wallet_dir, wallet_dir2)
  48         self.start_node(0, ['-wallet=w4', '-wallet=w5'])
  49         assert_equal(set(self.nodes[0].listwallets()), {"w4", "w5"})
  50         w5 = self.nodes[0].get_wallet_rpc("w5")
  51         w5.generate(1)
  52         self.stop_node(0)
  53
  54         # now if wallets/ exists again, but the rootdir is specified as the walletdir, w4 and w5 should still be loaded
  55         os.rename(wallet_dir2, wallet_dir)
  56         self.start_node(0, ['-wallet=w4', '-wallet=w5', '-walletdir=' + os.path.join(self.options.tmpdir, 'node0', 'regtest')])
  57         assert_equal(set(self.nodes[0].listwallets()), {"w4", "w5"})
  58         w5 = self.nodes[0].get_wallet_rpc("w5")
  59         w5_info = w5.getwalletinfo()
  60         assert_equal(w5_info['immature_balance'], 50)
  61
  62         self.stop_node(0)
  63
  64         self.start_node(0, self.extra_args[0])
  65
  66         w1 = self.nodes[0].get_wallet_rpc("w1")
  67         w2 = self.nodes[0].get_wallet_rpc("w2")
  68         w3 = self.nodes[0].get_wallet_rpc("w3")
  69         wallet_bad = self.nodes[0].get_wallet_rpc("bad")
  70
  71         w1.generate(1)
  72
  73         # accessing invalid wallet fails
  74         assert_raises_rpc_error(-18, "Requested wallet does not exist or is not loaded", wallet_bad.getwalletinfo)
  75
  76         # accessing wallet RPC without using wallet endpoint fails
  77         assert_raises_rpc_error(-19, "Wallet file not specified", self.nodes[0].getwalletinfo)
  78
  79         # check w1 wallet balance
  80         w1_info = w1.getwalletinfo()
  81         assert_equal(w1_info['immature_balance'], 50)
  82         w1_name = w1_info['walletname']
  83         assert_equal(w1_name, "w1")
  84
  85         # check w2 wallet balance
  86         w2_info = w2.getwalletinfo()
  87         assert_equal(w2_info['immature_balance'], 0)
  88         w2_name = w2_info['walletname']
  89         assert_equal(w2_name, "w2")
  90
  91         w3_name = w3.getwalletinfo()['walletname']
  92         assert_equal(w3_name, "w3")
  93
  94         assert_equal({"w1", "w2", "w3"}, {w1_name, w2_name, w3_name})
  95
  96         w1.generate(101)
  97         assert_equal(w1.getbalance(), 100)
  98         assert_equal(w2.getbalance(), 0)
  99         assert_equal(w3.getbalance(), 0)
 100
 101         w1.sendtoaddress(w2.getnewaddress(), 1)
 102         w1.sendtoaddress(w3.getnewaddress(), 2)
 103         w1.generate(1)
 104         assert_equal(w2.getbalance(), 1)
 105         assert_equal(w3.getbalance(), 2)
 106
 107         batch = w1.batch([w1.getblockchaininfo.get_request(), w1.getwalletinfo.get_request()])
 108         assert_equal(batch[0]["result"]["chain"], "regtest")
 109         assert_equal(batch[1]["result"]["walletname"], "w1")
 110
 111 if __name__ == '__main__':
 112     MultiWalletTest().main()