Start to write tests for RPCs added in dpow branch

qa/rpc-tests/dpow.py

@@ -0,0 +1,31 @@
+#!/usr/bin/env python2
+# Copyright (c) 2018 The Hush developers
+# Distributed under the MIT software license, see the accompanying
+# file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+from test_framework.test_framework import BitcoinTestFramework
+from test_framework.util import assert_equal, initialize_chain_clean, \
+    start_node, stop_node, wait_bitcoinds
+
+
+class DPoWTest(BitcoinTestFramework):
+
+    def setup_chain(self):
+        print("Initializing test directory "+self.options.tmpdir)
+        initialize_chain_clean(self.options.tmpdir, 1)
+
+    def setup_network(self):
+        self.nodes = []
+        self.is_network_split = False
+        self.nodes.append(start_node(0, self.options.tmpdir))
+
+    def run_test(self):
+        self.nodes[0].generate(3)
+        rpc = self.nodes[0]
+
+        # Verify that basic RPC functions exist and work
+        result = rpc.calc_MoM(2,20)
+        print result
+
+if __name__ == '__main__':
+    DPoWTest().main()