test: Set regtest.BIP66Height = 102 to speed up tests

doc/release-notes.md

@@ -108,6 +108,9 @@ RPC
 Tests
 -----
 
+- For the `regtest` network the BIP 66 (DERSIG) activation height was changed
+  from 1251 to 102. (#22632)
+
 Credits
 =======
 

src/chainparams.cpp

@@ -393,7 +393,7 @@ public:
         consensus.BIP34Height = 2; // BIP34 activated on regtest (Block at height 1 not enforced for testing purposes)
         consensus.BIP34Hash = uint256();
         consensus.BIP65Height = 1351; // BIP65 activated on regtest (Used in functional tests)
-        consensus.BIP66Height = 1251; // BIP66 activated on regtest (Used in functional tests)
+        consensus.BIP66Height = 102; // BIP66 activated on regtest (Block at height 101 and earlier not enforced for testing purposes)
         consensus.CSVHeight = 432; // CSV activated on regtest (Used in rpc activation tests)
         consensus.SegwitHeight = 0; // SEGWIT is always activated on regtest unless overridden
         consensus.MinBIP9WarningHeight = 0;

test/functional/feature_dersig.py

@@ -4,10 +4,11 @@
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test BIP66 (DER SIG).
 
-Test that the DERSIG soft-fork activates at (regtest) height 1251.
+Test the DERSIG soft-fork activation on regtest.
 """
 
 from test_framework.blocktools import (
+    DERSIG_HEIGHT,
     create_block,
     create_coinbase,
 )
@@ -23,8 +24,6 @@ from test_framework.wallet import (
     MiniWalletMode,
 )
 
-DERSIG_HEIGHT = 1251
-
 
 # A canonical signature consists of:
 # <30> <total len> <02> <len R> <R> <02> <len S> <S> <hashtype>
@@ -90,8 +89,10 @@ class BIP66Test(BitcoinTestFramework):
         block.rehash()
         block.solve()
 
+        assert_equal(self.nodes[0].getblockcount(), DERSIG_HEIGHT - 2)
         self.test_dersig_info(is_active=False)  # Not active as of current tip and next block does not need to obey rules
         peer.send_and_ping(msg_block(block))
+        assert_equal(self.nodes[0].getblockcount(), DERSIG_HEIGHT - 1)
         self.test_dersig_info(is_active=True)  # Not active as of current tip, but next block must obey rules
         assert_equal(self.nodes[0].getbestblockhash(), block.hash)
 

test/functional/rpc_blockchain.py

@@ -27,6 +27,7 @@ import subprocess
 
 from test_framework.address import ADDRESS_BCRT1_P2WSH_OP_TRUE
 from test_framework.blocktools import (
+    DERSIG_HEIGHT,
     create_block,
     create_coinbase,
     TIME_GENESIS_BLOCK,
@@ -141,7 +142,7 @@ class BlockchainTest(BitcoinTestFramework):
 
         assert_equal(res['softforks'], {
             'bip34': {'type': 'buried', 'active': True, 'height': 2},
-            'bip66': {'type': 'buried', 'active': False, 'height': 1251},
+            'bip66': {'type': 'buried', 'active': True, 'height': DERSIG_HEIGHT},
             'bip65': {'type': 'buried', 'active': False, 'height': 1351},
             'csv': {'type': 'buried', 'active': False, 'height': 432},
             'segwit': {'type': 'buried', 'active': True, 'height': 0},

test/functional/test_framework/blocktools.py

@@ -55,6 +55,7 @@ TIME_GENESIS_BLOCK = 1296688602
 COINBASE_MATURITY = 100
 
 # Soft-fork activation heights
+DERSIG_HEIGHT = 102  # BIP 66
 CLTV_HEIGHT = 1351
 CSV_ACTIVATION_HEIGHT = 432