import pytest
import os
import tempfile
from git_commit_ai.core.config import load_config

def test_load_config_no_file():
    """Test loading config when no config file exists."""
    with tempfile.TemporaryDirectory() as tmpdir:
        os.chdir(tmpdir)
        config = load_config()
        assert config == {}

def test_load_config_with_file():
    """Test loading config from file."""
    with tempfile.TemporaryDirectory() as tmpdir:
        os.chdir(tmpdir)
        os.makedirs('.git-commit-ai')
        with open('.git-commit-ai/config.yaml', 'w') as f:
            f.write('model: llama3\nconventional: true')
        config = load_config()
        assert config['model'] == 'llama3'
        assert config['conventional'] is True