Test: Introduce test to check genesis block hashes

Author: jtimon

test/functional/feature_genesishash.py

@@ -0,0 +1,46 @@
+#!/usr/bin/env python3
+# Copyright (c) 2018-2018 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 genesis block hash
+"""
+
+from test_framework.test_framework import BitcoinTestFramework
+from test_framework.util import (
+    assert_equal,
+)
+
+class GenesisHashTest(BitcoinTestFramework):
+
+    def add_options(self, parser):
+        parser.add_argument('--config_path', dest='config_path', default='',
+                            help='Path to write down the generated config for signet into files.')
+
+    def set_test_params(self):
+        self.chain = 'signet'
+        self.setup_clean_chain = True
+        self.num_nodes = 2
+        self.extra_args = [
+            [
+                '-con_genesis_style=default_style',
+            ],
+            [
+                '-con_genesis_style=regtest2_style',
+            ],
+        ]
+
+    def setup_network(self):
+        self.add_nodes(self.num_nodes, self.extra_args)
+
+    def run_test(self):
+
+        self.log.info('Check genesis style default_style...')
+        self.start_node(0)
+        assert_equal(self.nodes[0].getblockhash(0), 'c03f16ae9e2980de2b61fd6dc84af8ac4a37bea928af632166a6b36c5c871ddd')
+
+        self.log.info('Check genesis style regtest2_style...')
+        self.start_node(1)
+        assert_equal(self.nodes[1].getblockhash(0), '82ba4b06cffb29f7c5426aa519ecb8e9a2b28b1df11a65c155b5054cca67583d')
+
+if __name__ == '__main__':
+    GenesisHashTest().main()

test/functional/test_runner.py

@@ -150,6 +150,7 @@
     'rpc_scantxoutset.py',
     'feature_logging.py',
     'p2p_node_network_limited.py',
+    'feature_genesishash.py',
     'feature_blocksdir.py',
     'feature_config_args.py',
     'feature_help.py',