import pytest
from git_commit_ai.core.conventional import validate_conventional, fix_conventional

def test_validate_conventional_valid():
    """Test valid conventional commit."""
    message = "feat(auth): add login functionality"
    is_valid, _ = validate_conventional(message)
    assert is_valid is True

def test_validate_conventional_invalid():
    """Test invalid conventional commit."""
    message = "just a regular commit"
    is_valid, _ = validate_conventional(message)
    assert is_valid is False

def test_fix_conventional():
    """Test conventional commit fixing."""
    message = "added new feature"
    diff = ["main.py"]
    fixed = fix_conventional(message, diff)
    assert fixed.startswith("feat:")