import unittest
import argparse
import tempfile
from chatmastermind.configuration import Config
from chatmastermind.commands.glossary import glossary_cmd, GlossaryCmdError


class TestGlossaryCmd(unittest.TestCase):

    def setUp(self) -> None:
        # create DB and cache
        self.db_dir = tempfile.TemporaryDirectory()
        self.cache_dir = tempfile.TemporaryDirectory()
        self.glossaries_dir = tempfile.TemporaryDirectory()
        # create configuration
        self.config = Config()
        self.config.cache = self.cache_dir.name
        self.config.db = self.db_dir.name
        self.config.glossaries = self.glossaries_dir.name
        # create a mock argparse.Namespace
        self.args = argparse.Namespace(
            create=True,
            list=False,
            name='new_glossary',
            file=None,
            source_lang='en',
            target_lang='de',
        )

    def test_glossary_cmd_no_glossaries_err(self) -> None:
        """
        Test calling the glossary command without a glossaries directory.
        """
        self.config.glossaries = None
        with self.assertRaises(GlossaryCmdError) as err:
            glossary_cmd(self.args, self.config)
            self.assertIn(str(err.exception).lower(), "glossaries directory missing")