lnbits-legend/tests/wallets/helpers.py
2024-04-19 13:21:21 +02:00

139 lines
4.5 KiB
Python

import functools
import importlib
import json
import operator
from typing import Dict, List
import pytest
from lnbits.core.models import BaseWallet
from tests.wallets.fixtures.models import FundingSourceConfig, WalletTest
wallets_module = importlib.import_module("lnbits.wallets")
def wallet_fixtures_from_json(path) -> List["WalletTest"]:
with open(path) as f:
data = json.load(f)
funding_sources = [
FundingSourceConfig(name=fs_name, **data["funding_sources"][fs_name])
for fs_name in data["funding_sources"]
]
tests: Dict[str, List[WalletTest]] = {}
for fn_name in data["functions"]:
fn = data["functions"][fn_name]
fn_tests = _tests_for_function(funding_sources, fn_name, fn)
_merge_dict_of_lists(tests, fn_tests)
all_tests: list["WalletTest"] = functools.reduce(
operator.iadd, [tests[fs_name] for fs_name in tests], []
)
return all_tests
def _tests_for_function(
funding_sources: List[FundingSourceConfig], fn_name: str, fn
) -> Dict[str, List[WalletTest]]:
tests: Dict[str, List[WalletTest]] = {}
for test in fn["tests"]:
"""create an unit test for each funding source"""
fs_tests = _tests_for_funding_source(funding_sources, fn_name, fn, test)
_merge_dict_of_lists(tests, fs_tests)
return tests
def _tests_for_funding_source(
funding_sources: List[FundingSourceConfig], fn_name: str, fn, test
) -> Dict[str, List[WalletTest]]:
tests: Dict[str, List[WalletTest]] = {fs.name: [] for fs in funding_sources}
for fs in funding_sources:
tests[fs.name] += WalletTest.tests_for_funding_source(fs, fn_name, fn, test)
return tests
def build_test_id(test: WalletTest):
return f"{test.funding_source.name}.{test.function}({test.description})"
def load_funding_source(funding_source: FundingSourceConfig) -> BaseWallet:
custom_settings = funding_source.settings
original_settings = {}
settings = wallets_module.settings
for s in custom_settings:
original_settings[s] = getattr(settings, s)
setattr(settings, s, custom_settings[s])
fs_instance: BaseWallet = getattr(wallets_module, funding_source.wallet_class)()
# rollback settings (global variable)
for s in original_settings:
setattr(settings, s, original_settings[s])
return fs_instance
async def check_assertions(wallet, _test_data: WalletTest):
test_data = _test_data.dict()
tested_func = _test_data.function
call_params = _test_data.call_params
if "expect" in test_data:
await _assert_data(
wallet,
tested_func,
call_params,
_test_data.expect,
_test_data.description,
)
# if len(_test_data.mocks) == 0:
# # all calls should fail after this method is called
# await wallet.cleanup()
# # same behaviour expected is server canot be reached
# # or if the connection was closed
# await _assert_data(wallet, tested_func, call_params, _test_data.expect)
elif "expect_error" in test_data:
await _assert_error(wallet, tested_func, call_params, _test_data.expect_error)
else:
raise AssertionError("Expected outcome not specified")
async def _assert_data(wallet, tested_func, call_params, expect, description):
resp = await getattr(wallet, tested_func)(**call_params)
fn_prefix = "__eval__:"
for key in expect:
expected = expect[key]
if key.startswith(fn_prefix):
key = key[len(fn_prefix) :]
received = getattr(resp, key)
expected = expected.format(**{key: received, "description": description})
_assert = eval(expected)
else:
received = getattr(resp, key)
_assert = getattr(resp, key) == expect[key]
assert _assert, (
f""" Field "{key}"."""
f""" Received: "{received}"."""
f""" Expected: "{expected}"."""
)
async def _assert_error(wallet, tested_func, call_params, expect_error):
error_module = importlib.import_module(expect_error["module"])
error_class = getattr(error_module, expect_error["class"])
with pytest.raises(error_class) as e_info:
await getattr(wallet, tested_func)(**call_params)
assert e_info.match(expect_error["message"])
def _merge_dict_of_lists(v1: Dict[str, List], v2: Dict[str, List]):
"""Merge v2 into v1"""
for k in v2:
v1[k] = v2[k] if k not in v1 else v1[k] + v2[k]