def test_raises_exception_if_file_is_not_valid_json(self):
import json
self.mock_file.read.return_value = self.faker.sentence()
with self.assertRaises(json.JSONDecodeError):
load_parameters()
def test_logs_nothing_if_log_parameters_false(self):
import json
from foundations.job_parameters import flatten_parameter_dictionary
self.mock_file.read.return_value = json.dumps(
self.mock_nested_parameters)
load_parameters(log_parameters=False)
self.mock_log_param.assert_not_called()
def test_logs_nested_params_from_file_after_flattening(self):
import json
from foundations.job_parameters import flatten_parameter_dictionary
self.mock_file.read.return_value = json.dumps(
self.mock_nested_parameters)
load_parameters()
for param_key, param_value in flatten_parameter_dictionary(
self.mock_nested_parameters).items():
self.mock_log_param.assert_any_call(param_key, param_value)
def test_logs_params_from_file(self):
load_parameters()
for param_key, param_value in self.mock_parameters.items():
self.mock_log_param.assert_any_call(param_key, param_value)
def test_returns_default_of_empty_dict_if_file_is_empty(self):
self.mock_file.read.return_value = ''
self.assertEqual({}, load_parameters())
def test_returns_default_of_empty_dict_if_file_not_found(self):
mock_open = self.patch('builtins.open')
mock_open.side_effect = FileNotFoundError('beep')
self.assertEqual({}, load_parameters())
def test_can_load_json_parameters(self):
self.assertEqual(self.mock_parameters, load_parameters())