def test_python_bech32(self, addr):
hrp = addr[:4]
assert_equal(hrp, "bcrt")
(witver, witprog) = decode(hrp, addr)
assert_equal(encode(hrp, witver, witprog), addr)
def run_test(self):
wallet_unenc_dump = os.path.join(self.nodes[0].datadir,
"wallet.unencrypted.dump")
wallet_enc_dump = os.path.join(self.nodes[0].datadir,
"wallet.encrypted.dump")
# generate 20 addresses to compare against the dump
# - 10 legacy P2PKH
# - 10 bech32
test_addr_count = 10
addrs = []
for address_type in ['legacy', 'bech32']:
for i in range(0, test_addr_count):
addr = self.nodes[0].getnewaddress(address_type=address_type)
vaddr = self.nodes[0].getaddressinfo(
addr) # required to get hd keypath
addrs.append(vaddr)
# Test scripts dump by adding a 1-of-1 multisig address
multisig_addr = self.nodes[0].addmultisigaddress(
1, [addrs[1]["address"]])["address"]
p2wsh_addr = self.nodes[0].addwitnessaddress(multisig_addr)
# Construct the P2WPK address from our generated P2WSH address
addr_info = self.nodes[0].getaddressinfo(p2wsh_addr)
p2wpk_addr = segwit_addr.encode(
p2wsh_addr.split('1')[0], addr_info['witness_version'],
ripemd160(bytes.fromhex(addr_info['witness_program'])))
# Refill the keypool. getnewaddress() refills the keypool *before* taking a key from
# the keypool, so the final call to getnewaddress leaves the keypool with one key below
# its capacity
self.nodes[0].keypoolrefill()
# dump unencrypted wallet
result = self.nodes[0].dumpwallet(wallet_unenc_dump)
assert_equal(result['filename'], wallet_unenc_dump)
found_legacy_addr, found_p2sh_segwit_addr, found_bech32_addr, found_script_addr, found_witscript_addr, found_addr_chg, found_addr_rsv, hd_master_addr_unenc = \
read_dump(wallet_unenc_dump, addrs, [multisig_addr], [p2wpk_addr], None)
assert_equal(found_legacy_addr,
test_addr_count) # all keys must be in the dump
assert_equal(found_p2sh_segwit_addr, 0) # p2sh-segwit has been removed
assert_equal(found_bech32_addr,
test_addr_count) # all keys must be in the dump
assert_equal(found_script_addr, 1) # all scripts must be in the dump
assert_equal(found_witscript_addr,
1) # all witscripts must be in the dump
assert_equal(found_addr_chg, 0) # 0 blocks where mined
assert_equal(found_addr_rsv, 90 * 2) # 90 keys plus 100% internal keys
# encrypt wallet, restart, unlock and dump
self.nodes[0].encryptwallet('test')
self.nodes[0].walletpassphrase('test', 10)
# Should be a no-op:
self.nodes[0].keypoolrefill()
self.nodes[0].dumpwallet(wallet_enc_dump)
found_legacy_addr, found_p2sh_segwit_addr, found_bech32_addr, found_script_addr, found_witscript_addr, found_addr_chg, found_addr_rsv, _ = \
read_dump(wallet_enc_dump, addrs, [multisig_addr], [p2wpk_addr], hd_master_addr_unenc)
assert_equal(found_legacy_addr,
test_addr_count) # all keys must be in the dump
assert_equal(found_p2sh_segwit_addr, 0) # p2sh-segwit has been removed
assert_equal(found_bech32_addr,
test_addr_count) # all keys must be in the dump
assert_equal(found_script_addr, 1)
assert_equal(found_witscript_addr, 1)
assert_equal(found_addr_chg,
90 * 2) # old reserve keys are marked as change now
assert_equal(found_addr_rsv, 90 * 2)
# Overwriting should fail
assert_raises_rpc_error(
-8, "already exists",
lambda: self.nodes[0].dumpwallet(wallet_enc_dump))
# Restart node with new wallet, and test importwallet
self.stop_node(0)
self.start_node(0, ['-wallet=w2'])
# Make sure the address is not IsMine before import
result = self.nodes[0].getaddressinfo(multisig_addr)
assert not result['ismine']
self.nodes[0].importwallet(wallet_unenc_dump)
# Now check IsMine is true
result = self.nodes[0].getaddressinfo(multisig_addr)
assert result['ismine']