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https://github.com/aljazceru/nutshell.git
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77697c52ee
* Mint: fix loading b64 keysets and Wallet: option to set b64 inactive * typo * readd include fees flag (unused) * fix test to respect new default False flag * fix default flag for regtest
247 lines
8.4 KiB
Python
247 lines
8.4 KiB
Python
from typing import Optional
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import pytest
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import pytest_asyncio
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from cashu.core.helpers import sum_proofs
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from cashu.core.models import PostMeltQuoteRequest
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from cashu.core.split import amount_split
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from cashu.mint.ledger import Ledger
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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 tests.conftest import SERVER_ENDPOINT
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from tests.helpers import get_real_invoice, is_fake, is_regtest, pay_if_regtest
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async def assert_err(f, msg):
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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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if msg not in str(exc.args[0]):
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raise Exception(f"Expected error: {msg}, got: {exc.args[0]}")
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return
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raise Exception(f"Expected error: {msg}, got no error")
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@pytest_asyncio.fixture(scope="function")
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async def wallet1(ledger: Ledger):
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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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def set_ledger_keyset_fees(
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fee_ppk: int, ledger: Ledger, wallet: Optional[Wallet] = None
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):
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for keyset in ledger.keysets.values():
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keyset.input_fee_ppk = fee_ppk
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if wallet:
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for wallet_keyset in wallet.keysets.values():
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wallet_keyset.input_fee_ppk = fee_ppk
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@pytest.mark.asyncio
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async def test_get_fees_for_proofs(wallet1: Wallet, ledger: Ledger):
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invoice = await wallet1.request_mint(64)
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await pay_if_regtest(invoice.bolt11)
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await wallet1.mint(64, split=[1] * 64, id=invoice.id)
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# two proofs
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set_ledger_keyset_fees(100, ledger)
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proofs = [wallet1.proofs[0], wallet1.proofs[1]]
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fees = ledger.get_fees_for_proofs(proofs)
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assert fees == 1
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set_ledger_keyset_fees(1234, ledger)
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fees = ledger.get_fees_for_proofs(proofs)
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assert fees == 3
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set_ledger_keyset_fees(0, ledger)
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fees = ledger.get_fees_for_proofs(proofs)
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assert fees == 0
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set_ledger_keyset_fees(1, ledger)
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fees = ledger.get_fees_for_proofs(proofs)
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assert fees == 1
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# ten proofs
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ten_proofs = wallet1.proofs[:10]
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set_ledger_keyset_fees(100, ledger)
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fees = ledger.get_fees_for_proofs(ten_proofs)
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assert fees == 1
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set_ledger_keyset_fees(101, ledger)
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fees = ledger.get_fees_for_proofs(ten_proofs)
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assert fees == 2
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# three proofs
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three_proofs = wallet1.proofs[:3]
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set_ledger_keyset_fees(333, ledger)
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fees = ledger.get_fees_for_proofs(three_proofs)
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assert fees == 1
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set_ledger_keyset_fees(334, ledger)
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fees = ledger.get_fees_for_proofs(three_proofs)
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assert fees == 2
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@pytest.mark.asyncio
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@pytest.mark.skipif(is_regtest, reason="only works with FakeWallet")
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async def test_wallet_fee(wallet1: Wallet, ledger: Ledger):
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# THIS TEST IS A FAKE, WE SET THE WALLET FEES MANUALLY IN set_ledger_keyset_fees
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# It would be better to test if the wallet can get the fees from the mint itself
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# but the ledger instance does not update the responses from the `mint` that is running in the background
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# so we just pretend here and test really nothing...
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# set fees to 100 ppk
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set_ledger_keyset_fees(100, ledger, wallet1)
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# check if all wallet keysets have the correct fees
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for keyset in wallet1.keysets.values():
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assert keyset.input_fee_ppk == 100
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@pytest.mark.asyncio
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async def test_split_with_fees(wallet1: Wallet, ledger: Ledger):
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# set fees to 100 ppk
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set_ledger_keyset_fees(100, ledger)
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invoice = await wallet1.request_mint(64)
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await pay_if_regtest(invoice.bolt11)
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await wallet1.mint(64, id=invoice.id)
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send_proofs, _ = await wallet1.select_to_send(wallet1.proofs, 10)
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fees = ledger.get_fees_for_proofs(send_proofs)
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assert fees == 1
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outputs = await wallet1.construct_outputs(amount_split(9))
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promises = await ledger.split(proofs=send_proofs, outputs=outputs)
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assert len(promises) == len(outputs)
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assert [p.amount for p in promises] == [p.amount for p in outputs]
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@pytest.mark.asyncio
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async def test_split_with_high_fees(wallet1: Wallet, ledger: Ledger):
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# set fees to 100 ppk
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set_ledger_keyset_fees(1234, ledger)
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invoice = await wallet1.request_mint(64)
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await pay_if_regtest(invoice.bolt11)
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await wallet1.mint(64, id=invoice.id)
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send_proofs, _ = await wallet1.select_to_send(wallet1.proofs, 10)
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fees = ledger.get_fees_for_proofs(send_proofs)
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assert fees == 3
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outputs = await wallet1.construct_outputs(amount_split(7))
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promises = await ledger.split(proofs=send_proofs, outputs=outputs)
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assert len(promises) == len(outputs)
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assert [p.amount for p in promises] == [p.amount for p in outputs]
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@pytest.mark.asyncio
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async def test_split_not_enough_fees(wallet1: Wallet, ledger: Ledger):
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# set fees to 100 ppk
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set_ledger_keyset_fees(100, ledger)
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invoice = await wallet1.request_mint(64)
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await pay_if_regtest(invoice.bolt11)
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await wallet1.mint(64, id=invoice.id)
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send_proofs, _ = await wallet1.select_to_send(wallet1.proofs, 10)
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fees = ledger.get_fees_for_proofs(send_proofs)
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assert fees == 1
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# with 10 sat input, we request 10 sat outputs but fees are 1 sat so the swap will fail
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outputs = await wallet1.construct_outputs(amount_split(10))
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await assert_err(
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ledger.split(proofs=send_proofs, outputs=outputs), "are not balanced"
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)
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@pytest.mark.asyncio
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@pytest.mark.skipif(is_regtest, reason="only works with FakeWallet")
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async def test_melt_internal(wallet1: Wallet, ledger: Ledger):
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# set fees to 100 ppk
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set_ledger_keyset_fees(100, ledger, wallet1)
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# mint twice so we have enough to pay the second invoice back
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invoice = await wallet1.request_mint(128)
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await pay_if_regtest(invoice.bolt11)
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await wallet1.mint(128, id=invoice.id)
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assert wallet1.balance == 128
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# create a mint quote so that we can melt to it internally
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invoice_to_pay = await wallet1.request_mint(64)
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invoice_payment_request = invoice_to_pay.bolt11
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melt_quote = await ledger.melt_quote(
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PostMeltQuoteRequest(request=invoice_payment_request, unit="sat")
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)
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assert not melt_quote.paid
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assert melt_quote.amount == 64
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assert melt_quote.fee_reserve == 0
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melt_quote_pre_payment = await ledger.get_melt_quote(melt_quote.quote)
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assert not melt_quote_pre_payment.paid, "melt quote should not be paid"
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# let's first try to melt without enough funds
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send_proofs, fees = await wallet1.select_to_send(wallet1.proofs, 64)
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# this should fail because we need 64 + 1 sat fees
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assert sum_proofs(send_proofs) == 64
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await assert_err(
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ledger.melt(proofs=send_proofs, quote=melt_quote.quote),
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"not enough inputs provided for melt",
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)
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# the wallet respects the fees for coin selection
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send_proofs, fees = await wallet1.select_to_send(
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wallet1.proofs, 64, include_fees=True
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)
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# includes 1 sat fees
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assert sum_proofs(send_proofs) == 65
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await ledger.melt(proofs=send_proofs, quote=melt_quote.quote)
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melt_quote_post_payment = await ledger.get_melt_quote(melt_quote.quote)
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assert melt_quote_post_payment.paid, "melt quote should be paid"
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@pytest.mark.asyncio
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@pytest.mark.skipif(is_fake, reason="only works with Regtest")
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async def test_melt_external_with_fees(wallet1: Wallet, ledger: Ledger):
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# set fees to 100 ppk
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set_ledger_keyset_fees(100, ledger, wallet1)
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# mint twice so we have enough to pay the second invoice back
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invoice = await wallet1.request_mint(128)
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await pay_if_regtest(invoice.bolt11)
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await wallet1.mint(128, id=invoice.id)
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assert wallet1.balance == 128
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invoice_dict = get_real_invoice(64)
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invoice_payment_request = invoice_dict["payment_request"]
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mint_quote = await wallet1.melt_quote(invoice_payment_request)
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total_amount = mint_quote.amount + mint_quote.fee_reserve
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send_proofs, fee = await wallet1.select_to_send(
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wallet1.proofs, total_amount, include_fees=True
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)
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melt_quote = await ledger.melt_quote(
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PostMeltQuoteRequest(request=invoice_payment_request, unit="sat")
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)
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melt_quote_pre_payment = await ledger.get_melt_quote(melt_quote.quote)
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assert not melt_quote_pre_payment.paid, "melt quote should not be paid"
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assert not melt_quote.paid, "melt quote should not be paid"
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await ledger.melt(proofs=send_proofs, quote=melt_quote.quote)
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melt_quote_post_payment = await ledger.get_melt_quote(melt_quote.quote)
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assert melt_quote_post_payment.paid, "melt quote should be paid"
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