import2ledger/tests/test_importers.py

69 lines
2.2 KiB
Python

import datetime
import decimal
import importlib
import itertools
import pathlib
import re
import pytest
import yaml
from import2ledger import importers
from . import DATA_DIR
class TestImporters:
def _value_converter(value):
try:
is_decimal = re.match(r'^[-+]?\d+\.\d+$', value)
except TypeError:
is_decimal = False
if is_decimal:
return decimal.Decimal
else:
return lambda x: x
def _date(parts_list):
return datetime.date(*parts_list)
KEY_CONVERTERS = {
'date': _date,
}
with pathlib.Path(DATA_DIR, 'imports.yml').open() as yaml_file:
test_data = yaml.load(yaml_file)
for test in test_data:
test['source'] = DATA_DIR / test['source']
module_name, class_name = test['importer'].rsplit('.', 1)
module = importlib.import_module('.' + module_name, 'import2ledger.importers')
test['importer'] = getattr(module, class_name)
for expect_result in test['expect']:
for key, value in expect_result.items():
try:
convert_func = KEY_CONVERTERS[key]
except KeyError:
convert_func = _value_converter(value)
expect_result[key] = convert_func(value)
@pytest.mark.parametrize('source_path,importer', [
(t['source'], t['importer']) for t in test_data
])
def test_can_import(self, source_path, importer):
with source_path.open() as source_file:
assert importer.can_import(source_file)
@pytest.mark.parametrize('source_path,import_class,expect_results', [
(t['source'], t['importer'], t['expect']) for t in test_data
])
def test_import(self, source_path, import_class, expect_results):
with source_path.open() as source_file:
importer = import_class(source_file)
for actual, expected in itertools.zip_longest(importer, expect_results):
actual['amount'] = decimal.Decimal(actual['amount'])
assert actual == expected
def test_loader(self):
all_importers = list(importers.load_all())
for test in self.test_data:
assert test['importer'] in all_importers