def test_check_if_file_exists_returns_false_path_is_none(
self, mock_exists, mock_isfile):
""" Test a valid invocation of API check_if_file_exists """
# arrange
file_path = None
# act
result = EdgeUtils.check_if_file_exists(file_path)
# assert
mock_exists.assert_not_called()
mock_isfile.assert_not_called()
self.assertFalse(result)
def test_check_if_file_exists_returns_true(self, mock_exists, mock_isfile):
""" Test a valid invocation of API check_if_file_exists """
# arrange #1
file_path = 'blah'
mock_exists.return_value = True
mock_isfile.return_value = True
# act
result = EdgeUtils.check_if_file_exists(file_path)
# assert
mock_exists.assert_called_with(file_path)
mock_isfile.assert_called_with(file_path)
self.assertTrue(result)
def _set_dca_file(self, kwargs, file_key):
"""Helper method to store one of the many device CA certificate and
private key files required to operate the Edge as a gateway.
Args:
kwargs (dict): User supplied KW args
file_key (str): Key to retrieve and store the file
Raises:
ValueError if retrieved file path is None or if the file does not exist.
"""
file_path = kwargs[file_key]
if EdgeUtils.check_if_file_exists(file_path):
self._dca_files_dict[file_key] = file_path
else:
raise ValueError('Invalid {0} file: {1}'.format(
file_key, file_path))