mirror of
https://github.com/aljazceru/nutshell.git
synced 2025-12-20 10:34:20 +01:00
d30b1a2777
* wip * wip * model * refactor wallet transactions * refactor wallet * sending with fees works and outputs fill up the wallet * wip work * ok * comments * receive with amount=0 * correctly import postmeltrequest * fix melt amount * tests working * remove mint_loaded decorator in deprecated wallet api * wallet works with units * refactor: melt_quote * fix fees * add file * fees for melt inputs * set default input fee for internal quotes to 0 * fix coinselect * coin selection working * yo * fix all tests * clean up * last commit added fees for inputs for melt transactions - this commit adds a blanace too low exception * fix fee return and melt quote max allowed amount check during creation of melt quote * clean up code * add tests for fees * add melt tests * update wallet fee information
461 lines
16 KiB
Python
461 lines
16 KiB
Python
import copy
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from typing import List, Union
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import pytest
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import pytest_asyncio
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from cashu.core.base import Proof
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from cashu.core.errors import CashuError, KeysetNotFoundError
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from cashu.core.helpers import sum_proofs
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from cashu.core.settings import settings
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from cashu.wallet.crud import get_keysets, get_lightning_invoice, get_proofs
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from cashu.wallet.wallet import Wallet
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from cashu.wallet.wallet import Wallet as Wallet1
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from cashu.wallet.wallet import Wallet as Wallet2
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from tests.conftest import SERVER_ENDPOINT
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from tests.helpers import (
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get_real_invoice,
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is_fake,
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is_github_actions,
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is_regtest,
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pay_if_regtest,
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)
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async def assert_err(f, msg: Union[str, CashuError]):
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"""Compute f() and expect an error message 'msg'."""
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try:
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await f
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except Exception as exc:
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error_message: str = str(exc.args[0])
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if isinstance(msg, CashuError):
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if msg.detail not in error_message:
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raise Exception(
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f"CashuError. Expected error: {msg.detail}, got: {error_message}"
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)
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return
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if msg not in error_message:
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raise Exception(f"Expected error: {msg}, got: {error_message}")
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return
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raise Exception(f"Expected error: {msg}, got no error")
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def assert_amt(proofs: List[Proof], expected: int):
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"""Assert amounts the proofs contain."""
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assert sum([p.amount for p in proofs]) == expected
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async def reset_wallet_db(wallet: Wallet):
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await wallet.db.execute("DELETE FROM proofs")
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await wallet.db.execute("DELETE FROM proofs_used")
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await wallet.db.execute("DELETE FROM keysets")
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await wallet.load_mint()
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@pytest_asyncio.fixture(scope="function")
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async def wallet1(mint):
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wallet1 = await Wallet1.with_db(
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url=SERVER_ENDPOINT,
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db="test_data/wallet1",
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name="wallet1",
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)
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await wallet1.load_mint()
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yield wallet1
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@pytest_asyncio.fixture(scope="function")
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async def wallet2():
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wallet2 = await Wallet2.with_db(
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url=SERVER_ENDPOINT,
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db="test_data/wallet2",
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name="wallet2",
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)
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await wallet2.load_mint()
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yield wallet2
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@pytest.mark.asyncio
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async def test_get_keys(wallet1: Wallet):
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assert wallet1.keysets[wallet1.keyset_id].public_keys
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assert len(wallet1.keysets[wallet1.keyset_id].public_keys) == settings.max_order
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keysets = await wallet1._get_keys()
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keyset = keysets[0]
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assert keyset.id is not None
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# assert keyset.id_deprecated == "eGnEWtdJ0PIM"
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assert keyset.id == "009a1f293253e41e"
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assert isinstance(keyset.id, str)
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assert len(keyset.id) > 0
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@pytest.mark.asyncio
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async def test_get_keyset(wallet1: Wallet):
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assert wallet1.keysets[wallet1.keyset_id].public_keys
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assert len(wallet1.keysets[wallet1.keyset_id].public_keys) == settings.max_order
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# let's get the keys first so we can get a keyset ID that we use later
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keysets = await wallet1._get_keys()
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keyset = keysets[0]
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# gets the keys of a specific keyset
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assert keyset.id is not None
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assert keyset.public_keys is not None
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keys2 = await wallet1._get_keyset(keyset.id)
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assert keys2.public_keys is not None
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assert len(keyset.public_keys) == len(keys2.public_keys)
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@pytest.mark.asyncio
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async def test_get_keyset_from_db(wallet1: Wallet):
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# first load it from the mint
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# await wallet1.activate_keyset()
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# NOTE: conftest already called wallet.load_mint() which got the keys from the mint
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keyset1 = copy.copy(wallet1.keysets[wallet1.keyset_id])
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# then load it from the db
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await wallet1.activate_keyset()
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keyset2 = copy.copy(wallet1.keysets[wallet1.keyset_id])
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assert keyset1.public_keys == keyset2.public_keys
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assert keyset1.id == keyset2.id
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# load it directly from the db
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keysets_local = await get_keysets(db=wallet1.db, id=keyset1.id)
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assert keysets_local[0]
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keyset3 = keysets_local[0]
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assert keyset1.public_keys == keyset3.public_keys
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assert keyset1.id == keyset3.id
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@pytest.mark.asyncio
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async def test_get_info(wallet1: Wallet):
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info = await wallet1._get_info()
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assert info.name
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@pytest.mark.asyncio
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async def test_get_nonexistent_keyset(wallet1: Wallet):
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await assert_err(
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wallet1._get_keyset("nonexistent"),
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KeysetNotFoundError(),
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)
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@pytest.mark.asyncio
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async def test_get_keysets(wallet1: Wallet):
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keysets = await wallet1._get_keysets()
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assert isinstance(keysets, list)
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assert len(keysets) > 0
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assert wallet1.keyset_id in [k.id for k in keysets]
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@pytest.mark.asyncio
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async def test_request_mint(wallet1: Wallet):
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invoice = await wallet1.request_mint(64)
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assert invoice.payment_hash
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@pytest.mark.asyncio
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async def test_mint(wallet1: Wallet):
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invoice = await wallet1.request_mint(64)
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pay_if_regtest(invoice.bolt11)
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expected_proof_amounts = wallet1.split_wallet_state(64)
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await wallet1.mint(64, id=invoice.id)
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assert wallet1.balance == 64
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# verify that proofs in proofs_used db have the same mint_id as the invoice in the db
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assert invoice.payment_hash
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invoice_db = await get_lightning_invoice(
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db=wallet1.db, payment_hash=invoice.payment_hash, out=False
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)
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assert invoice_db
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proofs_minted = await get_proofs(
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db=wallet1.db, mint_id=invoice_db.id, table="proofs"
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)
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assert len(proofs_minted) == len(expected_proof_amounts)
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assert all([p.amount in expected_proof_amounts for p in proofs_minted])
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assert all([p.mint_id == invoice.id for p in proofs_minted])
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@pytest.mark.asyncio
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async def test_mint_amounts(wallet1: Wallet):
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"""Mint predefined amounts"""
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amts = [1, 1, 1, 2, 2, 4, 16]
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invoice = await wallet1.request_mint(sum(amts))
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pay_if_regtest(invoice.bolt11)
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await wallet1.mint(amount=sum(amts), split=amts, id=invoice.id)
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assert wallet1.balance == 27
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assert wallet1.proof_amounts == amts
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@pytest.mark.asyncio
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async def test_mint_amounts_wrong_sum(wallet1: Wallet):
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"""Mint predefined amounts"""
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amts = [1, 1, 1, 2, 2, 4, 16]
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invoice = await wallet1.request_mint(sum(amts))
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await assert_err(
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wallet1.mint(amount=sum(amts) + 1, split=amts, id=invoice.id),
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"split must sum to amount",
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)
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@pytest.mark.asyncio
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async def test_mint_amounts_wrong_order(wallet1: Wallet):
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"""Mint amount that is not part in 2^n"""
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amts = [1, 2, 3]
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invoice = await wallet1.request_mint(sum(amts))
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await assert_err(
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wallet1.mint(amount=sum(amts), split=[1, 2, 3], id=invoice.id),
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f"Can only mint amounts with 2^n up to {2**settings.max_order}.",
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)
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@pytest.mark.asyncio
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async def test_split(wallet1: Wallet):
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invoice = await wallet1.request_mint(64)
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pay_if_regtest(invoice.bolt11)
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await wallet1.mint(64, id=invoice.id)
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assert wallet1.balance == 64
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# the outputs we keep that we expect after the split
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expected_proof_amounts = wallet1.split_wallet_state(44)
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p1, p2 = await wallet1.split(wallet1.proofs, 20)
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assert wallet1.balance == 64
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assert sum_proofs(p1) == 44
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# what we keep should have the expected amounts
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assert [p.amount for p in p1] == expected_proof_amounts
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assert sum_proofs(p2) == 20
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# what we send should be the optimal split
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assert [p.amount for p in p2] == [4, 16]
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assert all([p.id == wallet1.keyset_id for p in p1])
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assert all([p.id == wallet1.keyset_id for p in p2])
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@pytest.mark.asyncio
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async def test_split_to_send(wallet1: Wallet):
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invoice = await wallet1.request_mint(64)
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pay_if_regtest(invoice.bolt11)
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await wallet1.mint(64, id=invoice.id)
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assert wallet1.balance == 64
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# this will select 32 sats and them (nothing to keep)
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keep_proofs, send_proofs = await wallet1.split_to_send(
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wallet1.proofs, 32, set_reserved=True
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)
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assert_amt(send_proofs, 32)
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assert_amt(keep_proofs, 0)
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spendable_proofs = await wallet1._select_proofs_to_send(wallet1.proofs, 32)
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assert sum_proofs(spendable_proofs) == 32
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assert sum_proofs(send_proofs) == 32
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assert wallet1.balance == 64
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assert wallet1.available_balance == 32
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@pytest.mark.asyncio
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async def test_split_more_than_balance(wallet1: Wallet):
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invoice = await wallet1.request_mint(64)
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pay_if_regtest(invoice.bolt11)
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await wallet1.mint(64, id=invoice.id)
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await assert_err(
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wallet1.split(wallet1.proofs, 128),
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# "Mint Error: inputs do not have same amount as outputs",
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"amount too large.",
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)
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assert wallet1.balance == 64
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@pytest.mark.asyncio
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async def test_melt(wallet1: Wallet):
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# mint twice so we have enough to pay the second invoice back
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topup_invoice = await wallet1.request_mint(128)
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pay_if_regtest(topup_invoice.bolt11)
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await wallet1.mint(128, id=topup_invoice.id)
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assert wallet1.balance == 128
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invoice_payment_request = ""
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invoice_payment_hash = ""
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if is_regtest:
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invoice_dict = get_real_invoice(64)
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invoice_payment_hash = str(invoice_dict["r_hash"])
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invoice_payment_request = invoice_dict["payment_request"]
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if is_fake:
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invoice = await wallet1.request_mint(64)
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invoice_payment_hash = str(invoice.payment_hash)
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invoice_payment_request = invoice.bolt11
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quote = await wallet1.melt_quote(invoice_payment_request)
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total_amount = quote.amount + quote.fee_reserve
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if is_regtest:
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# we expect a fee reserve of 2 sat for regtest
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assert total_amount == 66
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assert quote.fee_reserve == 2
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if is_fake:
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# we expect a fee reserve of 0 sat for fake
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assert total_amount == 64
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assert quote.fee_reserve == 0
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_, send_proofs = await wallet1.split_to_send(wallet1.proofs, total_amount)
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melt_response = await wallet1.melt(
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proofs=send_proofs,
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invoice=invoice_payment_request,
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fee_reserve_sat=quote.fee_reserve,
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quote_id=quote.quote,
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)
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if is_regtest:
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assert melt_response.change, "No change returned"
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assert len(melt_response.change) == 1, "More than one change returned"
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# NOTE: we assume that we will get a token back from the same keyset as the ones we melted
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# this could be wrong if we melted tokens from an old keyset but the returned ones are
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# from a newer one.
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assert melt_response.change[0].id == send_proofs[0].id, "Wrong keyset returned"
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# verify that proofs in proofs_used db have the same melt_id as the invoice in the db
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assert invoice_payment_hash, "No payment hash in invoice"
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invoice_db = await get_lightning_invoice(
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db=wallet1.db, payment_hash=invoice_payment_hash, out=True
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)
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assert invoice_db, "No invoice in db"
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proofs_used = await get_proofs(
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db=wallet1.db, melt_id=invoice_db.id, table="proofs_used"
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)
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assert len(proofs_used) == len(send_proofs), "Not all proofs used"
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assert all([p.melt_id == invoice_db.id for p in proofs_used]), "Wrong melt_id"
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# the payment was without fees so we need to remove it from the total amount
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assert wallet1.balance == 128 - (total_amount - quote.fee_reserve), "Wrong balance"
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assert wallet1.balance == 64, "Wrong balance"
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@pytest.mark.asyncio
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async def test_split_to_send_more_than_balance(wallet1: Wallet):
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invoice = await wallet1.request_mint(64)
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pay_if_regtest(invoice.bolt11)
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await wallet1.mint(64, id=invoice.id)
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await assert_err(
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wallet1.split_to_send(wallet1.proofs, 128, set_reserved=True),
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"balance too low.",
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)
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assert wallet1.balance == 64
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assert wallet1.available_balance == 64
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@pytest.mark.asyncio
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async def test_double_spend(wallet1: Wallet):
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invoice = await wallet1.request_mint(64)
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pay_if_regtest(invoice.bolt11)
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doublespend = await wallet1.mint(64, id=invoice.id)
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await wallet1.split(wallet1.proofs, 20)
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await assert_err(
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wallet1.split(doublespend, 20),
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"Mint Error: Token already spent.",
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)
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assert wallet1.balance == 64
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assert wallet1.available_balance == 64
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@pytest.mark.asyncio
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async def test_duplicate_proofs_double_spent(wallet1: Wallet):
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invoice = await wallet1.request_mint(64)
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pay_if_regtest(invoice.bolt11)
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doublespend = await wallet1.mint(64, id=invoice.id)
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await assert_err(
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wallet1.split(wallet1.proofs + doublespend, 20),
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"Mint Error: duplicate proofs.",
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)
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assert wallet1.balance == 64
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assert wallet1.available_balance == 64
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@pytest.mark.asyncio
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@pytest.mark.skipif(is_github_actions, reason="GITHUB_ACTIONS")
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async def test_split_race_condition(wallet1: Wallet):
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invoice = await wallet1.request_mint(64)
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pay_if_regtest(invoice.bolt11)
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await wallet1.mint(64, id=invoice.id)
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# run two splits in parallel
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import asyncio
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await assert_err(
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asyncio.gather(
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wallet1.split(wallet1.proofs, 20),
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wallet1.split(wallet1.proofs, 20),
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),
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"proofs are pending.",
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)
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@pytest.mark.asyncio
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async def test_send_and_redeem(wallet1: Wallet, wallet2: Wallet):
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invoice = await wallet1.request_mint(64)
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pay_if_regtest(invoice.bolt11)
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await wallet1.mint(64, id=invoice.id)
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_, spendable_proofs = await wallet1.split_to_send(
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wallet1.proofs, 32, set_reserved=True
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)
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await wallet2.redeem(spendable_proofs)
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assert wallet2.balance == 32
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assert wallet1.balance == 64
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assert wallet1.available_balance == 32
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await wallet1.invalidate(spendable_proofs)
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assert wallet1.balance == 32
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assert wallet1.available_balance == 32
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@pytest.mark.asyncio
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async def test_invalidate_all_proofs(wallet1: Wallet):
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"""Try to invalidate proofs that have not been spent yet. Should not work!"""
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invoice = await wallet1.request_mint(64)
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pay_if_regtest(invoice.bolt11)
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await wallet1.mint(64, id=invoice.id)
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await wallet1.invalidate(wallet1.proofs)
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assert wallet1.balance == 0
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@pytest.mark.asyncio
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async def test_invalidate_unspent_proofs_with_checking(wallet1: Wallet):
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"""Try to invalidate proofs that have not been spent yet but force no check."""
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invoice = await wallet1.request_mint(64)
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pay_if_regtest(invoice.bolt11)
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await wallet1.mint(64, id=invoice.id)
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await wallet1.invalidate(wallet1.proofs, check_spendable=True)
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assert wallet1.balance == 64
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@pytest.mark.asyncio
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async def test_split_invalid_amount(wallet1: Wallet):
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invoice = await wallet1.request_mint(64)
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pay_if_regtest(invoice.bolt11)
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await wallet1.mint(64, id=invoice.id)
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await assert_err(
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wallet1.split(wallet1.proofs, -1),
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"amount can't be negative",
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)
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@pytest.mark.asyncio
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async def test_token_state(wallet1: Wallet):
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invoice = await wallet1.request_mint(64)
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pay_if_regtest(invoice.bolt11)
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await wallet1.mint(64, id=invoice.id)
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assert wallet1.balance == 64
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resp = await wallet1.check_proof_state(wallet1.proofs)
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assert resp.states[0].state.value == "UNSPENT"
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@pytest.mark.asyncio
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async def testactivate_keyset_specific_keyset(wallet1: Wallet):
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await wallet1.activate_keyset()
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assert list(wallet1.keysets.keys()) == ["009a1f293253e41e"]
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await wallet1.activate_keyset(keyset_id=wallet1.keyset_id)
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await wallet1.activate_keyset(keyset_id="009a1f293253e41e")
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|
# expect deprecated keyset id to be present
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|
await assert_err(
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|
wallet1.activate_keyset(keyset_id="nonexistent"),
|
|
KeysetNotFoundError("nonexistent"),
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|
)
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