from pathlib import Path

import pytest
import yaml

from karl.services import Passwords
from karl.services.mo import Mo


@pytest.fixture(scope='class')
def target_path():
  p = Path('tests/files/test1/test.yaml')
  # posprzątaj przed testem, gdyby plik istniał z poprzednich uruchomień
  if p.exists():
    p.unlink()
  yield p
  # sprzątanie po teście
  if p.exists():
    p.unlink()


@pytest.fixture(scope='class')
def test1_content(target_path: Path):
  mo = Mo(Passwords())
  mo.process(Path('tests/files/test1/test.mo.yaml').absolute())

  assert target_path.exists()

  content = target_path.read_text()
  assert '${' not in content

  yield yaml.load(content, Loader=yaml.FullLoader)


class TestParsing:

  def test_simple(self, test1_content: dict):
    assert test1_content['value'] == 'some_pass'

  def test_nested(self, test1_content: dict):
    assert test1_content['nested'] == 'nested_pass'

  def test_custom_field(self, test1_content: dict):
    assert test1_content['custom'] == 'custom_content'

  def test_username_field(self, test1_content: dict):
    assert test1_content['uname'] == 'sample_username'

  def test_invalid_key(self, test1_content: dict):
    assert test1_content.get('invalid') == 'None'