1 files changed, 84 insertions, 0 deletions
diff --git a/test/functional/bipdersig.py b/test/functional/bipdersig.py
new file mode 100755
index 0000000000..371cc41bb7
--- /dev/null
+++ b/test/functional/bipdersig.py
@@ -0,0 +1,84 @@
+#!/usr/bin/env python3
+# Copyright (c) 2014-2016 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 the BIP66 changeover logic."""
+
+from test_framework.test_framework import BitcoinTestFramework
+from test_framework.util import *
+
+class BIP66Test(BitcoinTestFramework):
+    def __init__(self):
+        super().__init__()
+        self.num_nodes = 3
+        self.setup_clean_chain = False
+
+    def setup_network(self):
+        self.nodes = []
+        self.nodes.append(start_node(0, self.options.tmpdir, []))
+        self.nodes.append(start_node(1, self.options.tmpdir, ["-blockversion=2"]))
+        self.nodes.append(start_node(2, self.options.tmpdir, ["-blockversion=3"]))
+        connect_nodes(self.nodes[1], 0)
+        connect_nodes(self.nodes[2], 0)
+        self.is_network_split = False
+        self.sync_all()
+
+    def run_test(self):
+        cnt = self.nodes[0].getblockcount()
+
+        # Mine some old-version blocks
+        self.nodes[1].generate(100)
+        self.sync_all()
+        if (self.nodes[0].getblockcount() != cnt + 100):
+            raise AssertionError("Failed to mine 100 version=2 blocks")
+
+        # Mine 750 new-version blocks
+        for i in range(15):
+            self.nodes[2].generate(50)
+        self.sync_all()
+        if (self.nodes[0].getblockcount() != cnt + 850):
+            raise AssertionError("Failed to mine 750 version=3 blocks")
+
+        # TODO: check that new DERSIG rules are not enforced
+
+        # Mine 1 new-version block
+        self.nodes[2].generate(1)
+        self.sync_all()
+        if (self.nodes[0].getblockcount() != cnt + 851):
+            raise AssertionError("Failed to mine a version=3 blocks")
+
+        # TODO: check that new DERSIG rules are enforced
+
+        # Mine 198 new-version blocks
+        for i in range(2):
+            self.nodes[2].generate(99)
+        self.sync_all()
+        if (self.nodes[0].getblockcount() != cnt + 1049):
+            raise AssertionError("Failed to mine 198 version=3 blocks")
+
+        # Mine 1 old-version block
+        self.nodes[1].generate(1)
+        self.sync_all()
+        if (self.nodes[0].getblockcount() != cnt + 1050):
+            raise AssertionError("Failed to mine a version=2 block after 949 version=3 blocks")
+
+        # Mine 1 new-version blocks
+        self.nodes[2].generate(1)
+        self.sync_all()
+        if (self.nodes[0].getblockcount() != cnt + 1051):
+            raise AssertionError("Failed to mine a version=3 block")
+
+        # Mine 1 old-version blocks. This should fail
+        assert_raises_jsonrpc(-1, "CreateNewBlock: TestBlockValidity failed: bad-version(0x00000002)", self.nodes[1].generate, 1)
+        self.sync_all()
+        if (self.nodes[0].getblockcount() != cnt + 1051):
+            raise AssertionError("Accepted a version=2 block after 950 version=3 blocks")
+
+        # Mine 1 new-version blocks
+        self.nodes[2].generate(1)
+        self.sync_all()
+        if (self.nodes[0].getblockcount() != cnt + 1052):
+            raise AssertionError("Failed to mine a version=3 block")
+
+if __name__ == '__main__':
+    BIP66Test().main()