async def test_get_utxo(self):
address = yield self.account.receiving.get_or_create_usable_address()
hash160 = self.ledger.address_to_hash160(address)
tx = Transaction(is_verified=True)\
.add_outputs([Output.pay_pubkey_hash(100, hash160)])
await self.ledger.db.save_transaction_io('insert', tx, address,
hash160, f'{tx.id}:1:')
utxos = await self.account.get_utxos()
self.assertEqual(len(utxos), 1)
tx = Transaction(is_verified=True)\
.add_inputs([Input.spend(utxos[0])])
await self.ledger.db.save_transaction_io('insert', tx, address,
hash160, f'{tx.id}:1:')
self.assertEqual(await self.account.get_balance(include_claims=True),
0)
utxos = await self.account.get_utxos()
self.assertEqual(len(utxos), 0)
async def test_sign(self):
account = Account.from_dict(
self.ledger, Wallet(), {
"seed":
"carbon smart garage balance margin twelve chest sword toas"
"t envelope bottom stomach absent"
})
await account.ensure_address_gap()
address1, address2 = await account.receiving.get_addresses(limit=2)
pubkey_hash1 = self.ledger.address_to_hash160(address1)
pubkey_hash2 = self.ledger.address_to_hash160(address2)
tx = Transaction() \
.add_inputs([Input.spend(get_output(int(2*COIN), pubkey_hash1))]) \
.add_outputs([Output.pay_pubkey_hash(int(1.9*COIN), pubkey_hash2)])
await tx.sign([account])
self.assertEqual(
hexlify(tx.inputs[0].script.values['signature']),
b'304402200dafa26ad7cf38c5a971c8a25ce7d85a076235f146126762296b1223c42ae21e022020ef9eeb8'
b'398327891008c5c0be4357683f12cb22346691ff23914f457bf679601')
def txi(self, txo):
return Input.spend(txo)
def get_input(amount=CENT, pubkey_hash=NULL_HASH):
return Input.spend(get_output(amount, pubkey_hash))
def get_input():
return Input.spend(get_output())