def test_no_combine_with_fee(self):
"""
Verify that unused unspents do not increase fee.
"""
unspents_single = [Unspent(5000, 0, '', '', 0)]
unspents_original = [Unspent(5000, 0, '', '', 0),
Unspent(5000, 0, '', '', 0)]
outputs_original = [(RETURN_ADDRESS, 1000, 'satoshi')]
unspents, outputs = sanitize_tx_data(
unspents_original, outputs_original, fee=1, leftover=RETURN_ADDRESS,
combine=False, message=None
)
unspents_single, outputs_single = sanitize_tx_data(
unspents_single, outputs_original, fee=1, leftover=RETURN_ADDRESS,
combine=False, message=None
)
assert unspents == [Unspent(5000, 0, '', '', 0)]
assert unspents_single == [Unspent(5000, 0, '', '', 0)]
assert len(outputs) == 2
assert len(outputs_single) == 2
assert outputs[1][0] == RETURN_ADDRESS
assert outputs_single[1][0] == RETURN_ADDRESS
assert outputs[1][1] == outputs_single[1][1]
def test_no_combine_insufficient_funds(self):
unspents_original = [Unspent(1000, 0, '', '', 0),
Unspent(1000, 0, '', '', 0)]
outputs_original = [('test', 2500, 'satoshi')]
with pytest.raises(InsufficientFunds):
sanitize_tx_data(
unspents_original, outputs_original, fee=50, leftover=RETURN_ADDRESS,
combine=False, message=None
)
def test_fee_applied(self):
unspents_original = [Unspent(1000, 0, '', '', 0),
Unspent(1000, 0, '', '', 0)]
outputs_original = [('test', 2000, 'satoshi')]
with pytest.raises(InsufficientFunds):
sanitize_tx_data(
unspents_original, outputs_original, fee=1, leftover=RETURN_ADDRESS,
combine=True, message=None
)
def test_zero_remaining(self):
unspents_original = [Unspent(1000, 0, '', '', 0),
Unspent(1000, 0, '', '', 0)]
outputs_original = [('test', 2000, 'satoshi')]
unspents, outputs = sanitize_tx_data(
unspents_original, outputs_original, fee=0, leftover=RETURN_ADDRESS,
combine=True, message=None
)
assert unspents == unspents_original
assert outputs == [('test', 2000)]
def test_message(self):
unspents_original = [Unspent(10000, 0, '', '', 0),
Unspent(10000, 0, '', '', 0)]
outputs_original = [('test', 1000, 'satoshi')]
unspents, outputs = sanitize_tx_data(
unspents_original, outputs_original, fee=5, leftover=RETURN_ADDRESS,
combine=True, message='hello'
)
assert len(outputs) == 3
assert outputs[2][0] == b'hello'
assert outputs[2][1] == 0
def test_no_combine_remaining_small_inputs(self):
unspents_original = [Unspent(1500, 0, '', '', 0),
Unspent(1600, 0, '', '', 0),
Unspent(1700, 0, '', '', 0)]
outputs_original = [(RETURN_ADDRESS, 2000, 'satoshi')]
unspents, outputs = sanitize_tx_data(
unspents_original, outputs_original, fee=0, leftover=RETURN_ADDRESS,
combine=False, message=None
)
assert unspents == [Unspent(1500, 0, '', '', 0), Unspent(1600, 0, '', '', 0)]
assert len(outputs) == 2
assert outputs[1][0] == RETURN_ADDRESS
assert outputs[1][1] == 1100
def test_combine_remaining(self):
unspents_original = [Unspent(1000, 0, '', '', 0),
Unspent(1000, 0, '', '', 0)]
outputs_original = [('test', 500, 'satoshi')]
unspents, outputs = sanitize_tx_data(
unspents_original, outputs_original, fee=0, leftover=RETURN_ADDRESS,
combine=True, message=None
)
assert unspents == unspents_original
assert len(outputs) == 2
assert outputs[1][0] == RETURN_ADDRESS
assert outputs[1][1] == 1500
def test_init(self):
unspent = Unspent(10000, 7, 'script', 'txid', 0)
assert unspent.amount == 10000
assert unspent.confirmations == 7
assert unspent.script == 'script'
assert unspent.txid == 'txid'
assert unspent.txindex == 0
def get_unspent(cls, address):
r = requests.get(cls.MAIN_ENDPOINT,
params={
'q': 'unspent',
'active': address,
'key': config['api_key']
})
r.raise_for_status()
return [
Unspent(int(tx['value']), tx['confirmations'], tx['script'],
tx['tx_hash'], tx['tx_ouput_n']) # sic! typo in api itself
for tx in r.json()['unspent_outputs']
][::-1]
def sign_transaction(self, tx_data): # pragma: no cover
"""Creates a signed P2PKH transaction using previously prepared
transaction data.
:param tx_data: Output of :func:`~bit.PrivateKey.prepare_transaction`.
:type tx_data: ``str``
:returns: The signed transaction as hex.
:rtype: ``str``
"""
data = json.loads(tx_data)
unspents = [Unspent.from_dict(unspent) for unspent in data['unspents']]
outputs = data['outputs']
return create_p2pkh_transaction(self, unspents, outputs)
def test_repr(self):
unspent = Unspent(10000, 7, 'script', 'txid', 0)
assert repr(unspent) == ("Unspent(amount=10000, confirmations=7, "
"script='script', txid='txid', txindex=0)")
def test_equality(self):
unspent1 = Unspent(10000, 7, 'script', 'txid', 0)
unspent2 = Unspent(10000, 7, 'script', 'txid', 0)
unspent3 = Unspent(50000, 7, 'script', 'txid', 0)
assert unspent1 == unspent2
assert unspent1 != unspent3
def test_dict_conversion(self):
unspent = Unspent(10000, 7, 'script', 'txid', 0)
assert unspent == Unspent.from_dict(unspent.to_dict())
b'\x8a',
(b"\x88x9\x9d\x83\xec%\xc6'\xcf\xbfu?\xf9\xca6\x027>"
b"\xacCz\xb2gaT\xa3\xc2\xda#\xad\xf3"),
b'\x01\x00\x00\x00'
)
]
INPUT_BLOCK = ('8878399d83ec25c627cfbf753ff9ca3602373eac437ab2676154a3c2da23adf30'
'10000008a473044022045b743dbaaaa2cd1ef0b91346f5644e32dc70cde05091b'
'3762d4cabb6ebd711a022074461056c26efeac0b448e7fa769773dd6e4436cde5'
'05c8f6ca6303efe31f0950141043d5c2875c9bd116875a71a5db64cffcb13396b'
'163d039b1d932782489180433476a4352a2add00ebb0d5c94c515b72eb10f1fd8'
'f3f03b42f4a2b255bfc9aa9e3ffffffff')
UNSPENTS = [
Unspent(83727960,
15,
'76a91492461bde6283b461ece7ddf4dbf1e0a48bd113d888ac',
'f3ad23dac2a3546167b27a43ac3e370236caf93f75bfcf27c625ec839d397888',
1)
]
OUTPUTS = [
('n2eMqTT929pb1RDNuqEnxdaLau1rxy3efi', 50000),
('mtrNwJxS1VyHYn3qBY1Qfsm3K3kh1mGRMS', 83658760)
]
MESSAGES = [
(b'hello', 0),
(b'there', 0)
]
OUTPUT_BLOCK = ('50c30000000000001976a914e7c1345fc8f87c68170b3aa798a956c2fe6a9eff88ac'
'0888fc04000000001976a91492461bde6283b461ece7ddf4dbf1e0a48bd113d888ac')
OUTPUT_BLOCK_MESSAGES = ('50c30000000000001976a914e7c1345fc8f87c68170b3aa798a956c2fe6a9eff88ac'
'0888fc04000000001976a91492461bde6283b461ece7ddf4dbf1e0a48bd113d888ac'