import pytest

from util.config.validator import ValidatorContext
from util.config.validators import ConfigValidationException
from util.config.validators.validate_timemachine import TimeMachineValidator

@pytest.mark.parametrize('unvalidated_config', [
  ({}),
])
def test_validate_noop(unvalidated_config):
  TimeMachineValidator.validate(ValidatorContext(unvalidated_config))


from test.fixtures import *

@pytest.mark.parametrize('default_exp,options,expected_exception', [
  ('2d', ['1w', '2d'], None),

  ('2d', ['1w'], 'Default expiration must be in expiration options set'),
  ('2d', ['2d', '1M'], 'Invalid tag expiration option: 1M'),
])
def test_validate(default_exp, options, expected_exception, app):
  config = {}
  config['DEFAULT_TAG_EXPIRATION'] = default_exp
  config['TAG_EXPIRATION_OPTIONS'] = options

  if expected_exception is not None:
    with pytest.raises(ConfigValidationException) as cve:
      TimeMachineValidator.validate(ValidatorContext(config))
    assert str(cve.value) == str(expected_exception)
  else:
    TimeMachineValidator.validate(ValidatorContext(config))