blitz_api/tests/test_send_coins_input.py

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"""
Characterization tests for SendCoinsInput.amount / send_all validation.
These lock the behaviour of the amount/send_all cross-field rule while the
Pydantic v1 `@validator` is migrated to v2. They must pass before and after
the migration.
"""
import pytest
from pydantic import ValidationError
from app.lightning.models import SendCoinsInput
def test_neither_amount_nor_send_all_is_rejected():
with pytest.raises(ValidationError):
SendCoinsInput(address="bc1qexample")
def test_zero_amount_without_send_all_is_rejected():
with pytest.raises(ValidationError):
SendCoinsInput(address="bc1qexample", amount=0)
def test_amount_and_send_all_together_is_rejected():
with pytest.raises(ValidationError):
SendCoinsInput(address="bc1qexample", amount=1000, send_all=True)
def test_positive_amount_is_accepted():
m = SendCoinsInput(address="bc1qexample", amount=1000)
assert m.amount == 1000
assert m.send_all is False
def test_send_all_without_amount_is_accepted():
m = SendCoinsInput(address="bc1qexample", send_all=True)
assert m.send_all is True
assert m.amount == 0