1 files changed, 34 insertions, 0 deletions
diff --git a/test/functional/rpc_named_arguments.py b/test/functional/rpc_named_arguments.py
new file mode 100755
index 0000000000..97bee39614
--- /dev/null
+++ b/test/functional/rpc_named_arguments.py
@@ -0,0 +1,34 @@
+#!/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 using named arguments for RPCs."""
+
+from test_framework.test_framework import BitcoinTestFramework
+from test_framework.util import (
+    assert_equal,
+    assert_raises_rpc_error,
+)
+
+class NamedArgumentTest(BitcoinTestFramework):
+    def set_test_params(self):
+        self.num_nodes = 1
+
+    def run_test(self):
+        node = self.nodes[0]
+        h = node.help(command='getblockchaininfo')
+        assert(h.startswith('getblockchaininfo\n'))
+
+        assert_raises_rpc_error(-8, 'Unknown named parameter', node.help, random='getblockchaininfo')
+
+        h = node.getblockhash(height=0)
+        node.getblock(blockhash=h)
+
+        assert_equal(node.echo(), [])
+        assert_equal(node.echo(arg0=0,arg9=9), [0] + [None]*8 + [9])
+        assert_equal(node.echo(arg1=1), [None, 1])
+        assert_equal(node.echo(arg9=None), [None]*10)
+        assert_equal(node.echo(arg0=0,arg3=3,arg9=9), [0] + [None]*2 + [3] + [None]*5 + [9])
+
+if __name__ == '__main__':
+    NamedArgumentTest().main()