test: Use proper MAX_SCRIPT_ELEMENT_SIZE

Author: hebasto

test/functional/p2p_segwit.py

@@ -1116,7 +1116,7 @@ def test_max_witness_program_length(self):
         MAX_PROGRAM_LENGTH = 10000
 
         # This program is 19 max pushes (9937 bytes), then 64 more opcode-bytes.
-        long_witness_program = CScript([b'a' * 520] * 19 + [OP_DROP] * 63 + [OP_TRUE])
+        long_witness_program = CScript([b'a' * MAX_SCRIPT_ELEMENT_SIZE] * 19 + [OP_DROP] * 63 + [OP_TRUE])
         assert len(long_witness_program) == MAX_PROGRAM_LENGTH + 1
         long_witness_hash = sha256(long_witness_program)
         long_script_pubkey = CScript([OP_0, long_witness_hash])
@@ -1140,7 +1140,7 @@ def test_max_witness_program_length(self):
         test_witness_block(self.nodes[0], self.test_node, block, accepted=False)
 
         # Try again with one less byte in the witness program
-        witness_program = CScript([b'a' * 520] * 19 + [OP_DROP] * 62 + [OP_TRUE])
+        witness_program = CScript([b'a' * MAX_SCRIPT_ELEMENT_SIZE] * 19 + [OP_DROP] * 62 + [OP_TRUE])
         assert len(witness_program) == MAX_PROGRAM_LENGTH
         witness_hash = sha256(witness_program)
         script_pubkey = CScript([OP_0, witness_hash])