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-rw-r--r--test/functional/test_framework/script.py9
1 files changed, 6 insertions, 3 deletions
diff --git a/test/functional/test_framework/script.py b/test/functional/test_framework/script.py
index 2b70eab4e4..f531ccc030 100644
--- a/test/functional/test_framework/script.py
+++ b/test/functional/test_framework/script.py
@@ -12,7 +12,7 @@ import struct
import unittest
from typing import List, Dict
-from .key import TaggedHash, tweak_add_pubkey
+from .key import TaggedHash, tweak_add_pubkey, compute_xonly_pubkey
from .messages import (
CTransaction,
@@ -872,7 +872,7 @@ TaprootInfo = namedtuple("TaprootInfo", "scriptPubKey,internal_pubkey,negflag,tw
# - merklebranch: the merkle branch to use for this leaf (32*N bytes)
TaprootLeafInfo = namedtuple("TaprootLeafInfo", "script,version,merklebranch,leaf_hash")
-def taproot_construct(pubkey, scripts=None):
+def taproot_construct(pubkey, scripts=None, treat_internal_as_infinity=False):
"""Construct a tree of Taproot spending conditions
pubkey: a 32-byte xonly pubkey for the internal pubkey (bytes)
@@ -891,7 +891,10 @@ def taproot_construct(pubkey, scripts=None):
ret, h = taproot_tree_helper(scripts)
tweak = TaggedHash("TapTweak", pubkey + h)
- tweaked, negated = tweak_add_pubkey(pubkey, tweak)
+ if treat_internal_as_infinity:
+ tweaked, negated = compute_xonly_pubkey(tweak)
+ else:
+ tweaked, negated = tweak_add_pubkey(pubkey, tweak)
leaves = dict((name, TaprootLeafInfo(script, version, merklebranch, leaf)) for name, version, script, merklebranch, leaf in ret)
return TaprootInfo(CScript([OP_1, tweaked]), pubkey, negated + 0, tweak, leaves, h, tweaked)