"""Tests for custom exception class."""

import pytest

from file_upload_initialize.exception import OwsServiceException


class TestOwsServiceException:
    """Tests for OwsServiceException."""

    def test_exception_creation(self):
        """Test OwsServiceException can be created and raised."""
        error_message = 'Test error message'

        with pytest.raises(OwsServiceException) as exc_info:
            raise OwsServiceException(error_message)

        assert str(exc_info.value) == error_message

    def test_exception_inheritance(self):
        """Test OwsServiceException inherits from Exception."""
        assert issubclass(OwsServiceException, Exception)