98 lines
3.7 KiB
Python
98 lines
3.7 KiB
Python
import bdkpython as bdk
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import unittest
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import os
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SIGNET_ESPLORA_URL = "http://signet.bitcoindevkit.net"
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TESTNET_ESPLORA_URL = "https://esplora.testnet.kuutamo.cloud"
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class LiveTxBuilderTest(unittest.TestCase):
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def tearDown(self) -> None:
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if os.path.exists("./bdk_persistence.sqlite"):
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os.remove("./bdk_persistence.sqlite")
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def test_tx_builder(self):
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descriptor: bdk.Descriptor = bdk.Descriptor(
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"wpkh(tprv8ZgxMBicQKsPf2qfrEygW6fdYseJDDrVnDv26PH5BHdvSuG6ecCbHqLVof9yZcMoM31z9ur3tTYbSnr1WBqbGX97CbXcmp5H6qeMpyvx35B/84h/1h/0h/0/*)",
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bdk.Network.SIGNET
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)
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wallet: bdk.Wallet = bdk.Wallet(
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descriptor,
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None,
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"./bdk_persistence.sqlite",
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bdk.Network.SIGNET
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)
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esplora_client: bdk.EsploraClient = bdk.EsploraClient(url = SIGNET_ESPLORA_URL)
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full_scan_request: bdk.FullScanRequest = wallet.start_full_scan()
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update = esplora_client.full_scan(
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full_scan_request=full_scan_request,
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stop_gap=10,
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parallel_requests=1
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)
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wallet.apply_update(update)
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wallet.commit()
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self.assertGreater(
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wallet.get_balance().total.to_sat(),
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0,
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f"Wallet balance must be greater than 0! Please send funds to {wallet.reveal_next_address(bdk.KeychainKind.EXTERNAL).address.as_string()} and try again."
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)
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recipient = bdk.Address(
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address="tb1qrnfslnrve9uncz9pzpvf83k3ukz22ljgees989",
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network=bdk.Network.SIGNET
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)
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psbt = bdk.TxBuilder().add_recipient(script=recipient.script_pubkey(), amount=bdk.Amount.from_sat(4200)).fee_rate(fee_rate=bdk.FeeRate.from_sat_per_vb(2)).finish(wallet)
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self.assertTrue(psbt.serialize().startswith("cHNi"), "The PSBT should start with cHNi")
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def complex_tx_builder(self):
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descriptor: bdk.Descriptor = bdk.Descriptor(
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"wpkh(tprv8ZgxMBicQKsPf2qfrEygW6fdYseJDDrVnDv26PH5BHdvSuG6ecCbHqLVof9yZcMoM31z9ur3tTYbSnr1WBqbGX97CbXcmp5H6qeMpyvx35B/84h/1h/0h/0/*)",
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bdk.Network.SIGNET
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)
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wallet: bdk.Wallet = bdk.Wallet(
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descriptor,
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None,
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"./bdk_persistence.sqlite",
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bdk.Network.SIGNET
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)
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esplora_client: bdk.EsploraClient = bdk.EsploraClient(url = SIGNET_ESPLORA_URL)
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full_scan_request: bdk.FullScanRequest = wallet.start_full_scan()
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update = esplora_client.full_scan(
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full_scan_request=full_scan_request,
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stop_gap=10,
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parallel_requests=1
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)
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wallet.apply_update(update)
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wallet.commit()
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self.assertGreater(
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wallet.get_balance().total.to_sat(),
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0,
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f"Wallet balance must be greater than 0! Please send funds to {wallet.reveal_next_address(bdk.KeychainKind.EXTERNAL).address.as_string()} and try again."
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)
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recipient1 = bdk.Address(
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address="tb1qrnfslnrve9uncz9pzpvf83k3ukz22ljgees989",
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network=bdk.Network.SIGNET
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)
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recipient2 = bdk.Address(
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address="tb1qw2c3lxufxqe2x9s4rdzh65tpf4d7fssjgh8nv6",
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network=bdk.Network.SIGNET
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)
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all_recipients = list(
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bdk.ScriptAmount(recipient1.script_pubkey, 4200),
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bdk.ScriptAmount(recipient2.script_pubkey, 4200)
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)
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psbt: bdk.Psbt = bdk.TxBuilder().set_recipients(all_recipients).fee_rate(fee_rate=bdk.FeeRate.from_sat_per_vb(2)).enable_rbf().finish(wallet)
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wallet.sign(psbt)
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self.assertTrue(psbt.serialize().startswith("cHNi"), "The PSBT should start with cHNi")
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if __name__ == '__main__':
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unittest.main()
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