1 files changed, 80 insertions, 0 deletions
diff --git a/test/functional/wallet_encryption.py b/test/functional/wallet_encryption.py
new file mode 100755
index 0000000000..3c927ee484
--- /dev/null
+++ b/test/functional/wallet_encryption.py
@@ -0,0 +1,80 @@
+#!/usr/bin/env python3
+# Copyright (c) 2016-2017 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 Wallet encryption"""
+
+import time
+
+from test_framework.test_framework import BitcoinTestFramework
+from test_framework.util import (
+    assert_equal,
+    assert_raises_rpc_error,
+    assert_greater_than,
+    assert_greater_than_or_equal,
+)
+
+class WalletEncryptionTest(BitcoinTestFramework):
+    def set_test_params(self):
+        self.setup_clean_chain = True
+        self.num_nodes = 1
+
+    def run_test(self):
+        passphrase = "WalletPassphrase"
+        passphrase2 = "SecondWalletPassphrase"
+
+        # Make sure the wallet isn't encrypted first
+        address = self.nodes[0].getnewaddress()
+        privkey = self.nodes[0].dumpprivkey(address)
+        assert_equal(privkey[:1], "c")
+        assert_equal(len(privkey), 52)
+
+        # Encrypt the wallet
+        self.nodes[0].node_encrypt_wallet(passphrase)
+        self.start_node(0)
+
+        # Test that the wallet is encrypted
+        assert_raises_rpc_error(-13, "Please enter the wallet passphrase with walletpassphrase first", self.nodes[0].dumpprivkey, address)
+
+        # Check that walletpassphrase works
+        self.nodes[0].walletpassphrase(passphrase, 2)
+        assert_equal(privkey, self.nodes[0].dumpprivkey(address))
+
+        # Check that the timeout is right
+        time.sleep(2)
+        assert_raises_rpc_error(-13, "Please enter the wallet passphrase with walletpassphrase first", self.nodes[0].dumpprivkey, address)
+
+        # Test wrong passphrase
+        assert_raises_rpc_error(-14, "wallet passphrase entered was incorrect", self.nodes[0].walletpassphrase, passphrase + "wrong", 10)
+
+        # Test walletlock
+        self.nodes[0].walletpassphrase(passphrase, 84600)
+        assert_equal(privkey, self.nodes[0].dumpprivkey(address))
+        self.nodes[0].walletlock()
+        assert_raises_rpc_error(-13, "Please enter the wallet passphrase with walletpassphrase first", self.nodes[0].dumpprivkey, address)
+
+        # Test passphrase changes
+        self.nodes[0].walletpassphrasechange(passphrase, passphrase2)
+        assert_raises_rpc_error(-14, "wallet passphrase entered was incorrect", self.nodes[0].walletpassphrase, passphrase, 10)
+        self.nodes[0].walletpassphrase(passphrase2, 10)
+        assert_equal(privkey, self.nodes[0].dumpprivkey(address))
+        self.nodes[0].walletlock()
+
+        # Test timeout bounds
+        assert_raises_rpc_error(-8, "Timeout cannot be negative.", self.nodes[0].walletpassphrase, passphrase2, -10)
+        # Check the timeout
+        # Check a time less than the limit
+        expected_time = int(time.time()) + (1 << 30) - 600
+        self.nodes[0].walletpassphrase(passphrase2, (1 << 30) - 600)
+        actual_time = self.nodes[0].getwalletinfo()['unlocked_until']
+        assert_greater_than_or_equal(actual_time, expected_time)
+        assert_greater_than(expected_time + 5, actual_time) # 5 second buffer
+        # Check a time greater than the limit
+        expected_time = int(time.time()) + (1 << 30) - 1
+        self.nodes[0].walletpassphrase(passphrase2, (1 << 33))
+        actual_time = self.nodes[0].getwalletinfo()['unlocked_until']
+        assert_greater_than_or_equal(actual_time, expected_time)
+        assert_greater_than(expected_time + 5, actual_time) # 5 second buffer
+
+if __name__ == '__main__':
+    WalletEncryptionTest().main()