test: Add basic addr relay test

Adapted version of btc@fa1da3d4bfc0511a89f5b19d5a4d89e55ff7ccde

test/functional/p2p_addr_relay.py

@@ -0,0 +1,71 @@
+#!/usr/bin/env python3
+# Copyright (c) 2020 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 addr relay
+"""
+
+import time
+
+from test_framework.messages import (
+    CAddress,
+    NODE_NETWORK,
+    msg_addr,
+)
+from test_framework.mininode import (
+    P2PInterface,
+)
+from test_framework.test_framework import PivxTestFramework
+from test_framework.util import (
+    assert_equal,
+)
+
+ADDRS = []
+for i in range(10):
+    addr = CAddress()
+    addr.time = int(time.time()) + i
+    addr.nServices = NODE_NETWORK
+    addr.ip = "123.123.123.{}".format(i % 256)
+    addr.port = 8333 + i
+    ADDRS.append(addr)
+
+
+class AddrReceiver(P2PInterface):
+    def on_addr(self, message):
+        for addr in message.addrs:
+            assert_equal(addr.nServices, 1)
+            assert addr.ip.startswith('123.123.123.')
+            assert (8333 <= addr.port < 8343)
+
+
+class AddrTest(PivxTestFramework):
+    def set_test_params(self):
+        self.setup_clean_chain = False
+        self.num_nodes = 1
+
+    def run_test(self):
+        self.log.info('Create connection that sends addr messages')
+        addr_source = self.nodes[0].add_p2p_connection(P2PInterface())
+        msg = msg_addr()
+
+        self.log.info('Send too large addr message')
+        msg.addrs = ADDRS * 101
+        with self.nodes[0].assert_debug_log(['addr message size = 1010']):
+            addr_source.send_and_ping(msg)
+
+        self.log.info('Check that addr message content is relayed and added to addrman')
+        addr_receiver = self.nodes[0].add_p2p_connection(AddrReceiver())
+        msg.addrs = ADDRS
+        with self.nodes[0].assert_debug_log([
+                'Added 10 addresses from 127.0.0.1: 0 tried',
+                'received: addr (301 bytes) peer=1',
+                'sending addr (301 bytes) peer=2',
+        ]):
+            addr_source.send_and_ping(msg)
+            self.nodes[0].setmocktime(int(time.time()) + 30 * 60)
+            addr_receiver.sync_with_ping()
+
+
+if __name__ == '__main__':
+    AddrTest().main()

test/functional/test_runner.py

@@ -70,6 +70,7 @@
     'mining_pos_coldStaking.py',                # ~ 220 sec
     'wallet_import_rescan.py',                  # ~ 204 sec
     'p2p_invalid_block.py',                     # ~ 213 sec
+    'p2p_addr_relay.py',
     'p2p_addrv2_relay.py',
     'p2p_invalid_messages.py',
     'feature_reindex.py',                       # ~ 205 sec