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', '-wallet=w']]
  20
  21     def run_test(self):
  22         assert_equal(set(self.nodes[0].listwallets()), {"w1", "w2", "w3", "w"})
  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 -walletdir "bad" does not exist')
  44         # should not initialize if the specified walletdir is not a directory
  45         not_a_dir = os.path.join(wallet_dir, 'notadir')
  46         open(not_a_dir, 'a').close()
  47         self.assert_start_raises_init_error(0, ['-walletdir='+not_a_dir], 'Error: Specified -walletdir "' + not_a_dir + '" is not a directory')
  48
  49         # if wallets/ doesn't exist, datadir should be the default wallet dir
  50         wallet_dir2 = os.path.join(self.options.tmpdir, 'node0', 'regtest', 'walletdir')
  51         os.rename(wallet_dir, wallet_dir2)
  52         self.start_node(0, ['-wallet=w4', '-wallet=w5'])
  53         assert_equal(set(self.nodes[0].listwallets()), {"w4", "w5"})
  54         w5 = self.nodes[0].get_wallet_rpc("w5")
  55         w5.generate(1)
  56         self.stop_node(0)
  57
  58         # now if wallets/ exists again, but the rootdir is specified as the walletdir, w4 and w5 should still be loaded
  59         os.rename(wallet_dir2, wallet_dir)
  60         self.start_node(0, ['-wallet=w4', '-wallet=w5', '-walletdir=' + os.path.join(self.options.tmpdir, 'node0', 'regtest')])
  61         assert_equal(set(self.nodes[0].listwallets()), {"w4", "w5"})
  62         w5 = self.nodes[0].get_wallet_rpc("w5")
  63         w5_info = w5.getwalletinfo()
  64         assert_equal(w5_info['immature_balance'], 50)
  65
  66         self.stop_node(0)
  67
  68         self.start_node(0, self.extra_args[0])
  69
  70         w1 = self.nodes[0].get_wallet_rpc("w1")
  71         w2 = self.nodes[0].get_wallet_rpc("w2")
  72         w3 = self.nodes[0].get_wallet_rpc("w3")
  73         w4 = self.nodes[0].get_wallet_rpc("w")
  74         wallet_bad = self.nodes[0].get_wallet_rpc("bad")
  75
  76         w1.generate(1)
  77
  78         # accessing invalid wallet fails
  79         assert_raises_rpc_error(-18, "Requested wallet does not exist or is not loaded", wallet_bad.getwalletinfo)
  80
  81         # accessing wallet RPC without using wallet endpoint fails
  82         assert_raises_rpc_error(-19, "Wallet file not specified", self.nodes[0].getwalletinfo)
  83
  84         # check w1 wallet balance
  85         w1_info = w1.getwalletinfo()
  86         assert_equal(w1_info['immature_balance'], 50)
  87         w1_name = w1_info['walletname']
  88         assert_equal(w1_name, "w1")
  89
  90         # check w2 wallet balance
  91         w2_info = w2.getwalletinfo()
  92         assert_equal(w2_info['immature_balance'], 0)
  93         w2_name = w2_info['walletname']
  94         assert_equal(w2_name, "w2")
  95
  96         w3_name = w3.getwalletinfo()['walletname']
  97         assert_equal(w3_name, "w3")
  98
  99         w4_name = w4.getwalletinfo()['walletname']
 100         assert_equal(w4_name, "w")
 101
 102         w1.generate(101)
 103         assert_equal(w1.getbalance(), 100)
 104         assert_equal(w2.getbalance(), 0)
 105         assert_equal(w3.getbalance(), 0)
 106         assert_equal(w4.getbalance(), 0)
 107
 108         w1.sendtoaddress(w2.getnewaddress(), 1)
 109         w1.sendtoaddress(w3.getnewaddress(), 2)
 110         w1.sendtoaddress(w4.getnewaddress(), 3)
 111         w1.generate(1)
 112         assert_equal(w2.getbalance(), 1)
 113         assert_equal(w3.getbalance(), 2)
 114         assert_equal(w4.getbalance(), 3)
 115
 116         batch = w1.batch([w1.getblockchaininfo.get_request(), w1.getwalletinfo.get_request()])
 117         assert_equal(batch[0]["result"]["chain"], "regtest")
 118         assert_equal(batch[1]["result"]["walletname"], "w1")
 119
 120 if __name__ == '__main__':
 121     MultiWalletTest().main()