1 files changed, 45 insertions, 0 deletions
diff --git a/test/functional/wallet_signmessagewithaddress.py b/test/functional/wallet_signmessagewithaddress.py
new file mode 100755
index 0000000000..bf6f95e3f1
--- /dev/null
+++ b/test/functional/wallet_signmessagewithaddress.py
@@ -0,0 +1,45 @@
+#!/usr/bin/env python3
+# Copyright (c) 2016-2019 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 commands for signing and verifying messages."""
+
+from test_framework.test_framework import BitcoinTestFramework
+from test_framework.util import (
+    assert_raises_rpc_error,
+)
+
+class SignMessagesWithAddressTest(BitcoinTestFramework):
+    def set_test_params(self):
+        self.setup_clean_chain = True
+        self.num_nodes = 1
+        self.extra_args = [["-addresstype=legacy"]]
+
+    def skip_test_if_missing_module(self):
+        self.skip_if_no_wallet()
+
+    def run_test(self):
+        message = 'This is just a test message'
+
+        self.log.info('test signing with an address with wallet')
+        address = self.nodes[0].getnewaddress()
+        signature = self.nodes[0].signmessage(address, message)
+        assert self.nodes[0].verifymessage(address, signature, message)
+
+        self.log.info('test verifying with another address should not work')
+        other_address = self.nodes[0].getnewaddress()
+        other_signature = self.nodes[0].signmessage(other_address, message)
+        assert not self.nodes[0].verifymessage(other_address, signature, message)
+        assert not self.nodes[0].verifymessage(address, other_signature, message)
+
+        self.log.info('test parameter validity and error codes')
+        # signmessage has two required parameters
+        for num_params in [0, 1, 3, 4, 5]:
+            param_list = ["dummy"]*num_params
+            assert_raises_rpc_error(-1, "signmessage", self.nodes[0].signmessage, *param_list)
+        # invalid key or address provided
+        assert_raises_rpc_error(-5, "Invalid address", self.nodes[0].signmessage, "invalid_addr", message)
+
+
+if __name__ == '__main__':
+    SignMessagesWithAddressTest().main()