[tests] Move bech32 unit tests to test framework

test/functional/test_framework/segwit_addr.py

@@ -3,7 +3,7 @@
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Reference implementation for Bech32 and segwit addresses."""
-
+import unittest
 
 CHARSET = "qpzry9x8gf2tvdw0s3jn54khce6mua7l"
 
@@ -105,3 +105,17 @@ def encode(hrp, witver, witprog):
     if decode(hrp, ret) == (None, None):
         return None
     return ret
+
+class TestFrameworkScript(unittest.TestCase):
+    def test_segwit_encode_decode(self):
+        def test_python_bech32(addr):
+            hrp = addr[:4]
+            self.assertEqual(hrp, "bcrt")
+            (witver, witprog) = decode(hrp, addr)
+            self.assertEqual(encode(hrp, witver, witprog), addr)
+
+        # P2WPKH
+        test_python_bech32('bcrt1qthmht0k2qnh3wy7336z05lu2km7emzfpm3wg46')
+        # P2WSH
+        test_python_bech32('bcrt1qqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqqq3xueyj')
+        test_python_bech32('bcrt1qft5p2uhsdcdc3l2ua4ap5qqfg4pjaqlp250x7us7a8qqhrxrxfsqseac85')