Introduce -testactivationheight=name@height setting

test/functional/feature_nulldummy.py

@@ -52,7 +52,7 @@ class NULLDUMMYTest(BitcoinTestFramework):
         # This script tests NULLDUMMY activation, which is part of the 'segwit' deployment, so we go through
         # normal segwit activation here (and don't use the default always-on behaviour).
         self.extra_args = [[
-            f'-segwitheight={COINBASE_MATURITY + 5}',
+            f'-testactivationheight=segwit@{COINBASE_MATURITY + 5}',
             '-addresstype=legacy',
             '-par=1',  # Use only one script thread to get the exact reject reason for testing
         ]]

test/functional/feature_presegwit_node_upgrade.py

@@ -16,7 +16,7 @@ class SegwitUpgradeTest(BitcoinTestFramework):
     def set_test_params(self):
         self.setup_clean_chain = True
         self.num_nodes = 1
-        self.extra_args = [["-segwitheight=10"]]
+        self.extra_args = [["-testactivationheight=segwit@10"]]
 
     def run_test(self):
         """A pre-segwit node with insufficiently validated blocks needs to redownload blocks"""
@@ -37,14 +37,14 @@ class SegwitUpgradeTest(BitcoinTestFramework):
         # Restarting the node (with segwit activation height set to 5) should result in a shutdown
         # because the blockchain consists of 3 insufficiently validated blocks per segwit consensus rules.
         node.assert_start_raises_init_error(
-            extra_args=["-segwitheight=5"],
+            extra_args=["-testactivationheight=segwit@5"],
             expected_msg=": Witness data for blocks after height 5 requires "
             f"validation. Please restart with -reindex..{os.linesep}"
             "Please restart with -reindex or -reindex-chainstate to recover.",
         )
 
         # As directed, the user restarts the node with -reindex
-        self.start_node(0, extra_args=["-reindex", "-segwitheight=5"])
+        self.start_node(0, extra_args=["-reindex", "-testactivationheight=segwit@5"])
 
         # With the segwit consensus rules, the node is able to validate only up to block 4
         assert_equal(node.getblockcount(), 4)

test/functional/feature_segwit.py

@@ -78,18 +78,18 @@ class SegWitTest(BitcoinTestFramework):
             [
                 "-acceptnonstdtxn=1",
                 "-rpcserialversion=0",
-                "-segwitheight=432",
+                "-testactivationheight=segwit@432",
                 "-addresstype=legacy",
             ],
             [
                 "-acceptnonstdtxn=1",
                 "-rpcserialversion=1",
-                "-segwitheight=432",
+                "-testactivationheight=segwit@432",
                 "-addresstype=legacy",
             ],
             [
                 "-acceptnonstdtxn=1",
-                "-segwitheight=432",
+                "-testactivationheight=segwit@432",
                 "-addresstype=legacy",
             ],
         ]

test/functional/p2p_segwit.py

@@ -192,8 +192,8 @@ class SegWitTest(BitcoinTestFramework):
         self.num_nodes = 2
         # This test tests SegWit both pre and post-activation, so use the normal BIP9 activation.
         self.extra_args = [
-            ["-acceptnonstdtxn=1", "-segwitheight={}".format(SEGWIT_HEIGHT), "-whitelist=noban@127.0.0.1"],
-            ["-acceptnonstdtxn=0", "-segwitheight={}".format(SEGWIT_HEIGHT)],
+            ["-acceptnonstdtxn=1", f"-testactivationheight=segwit@{SEGWIT_HEIGHT}", "-whitelist=noban@127.0.0.1"],
+            ["-acceptnonstdtxn=0", f"-testactivationheight=segwit@{SEGWIT_HEIGHT}"],
         ]
         self.supports_cli = False