"""Tests for the CLI module."""

import sys
from unittest.mock import MagicMock, patch

import click
from click.testing import CliRunner

from git_commit_ai.cli.cli import main


class TestCLIBasic:
    """Basic CLI tests."""

    def test_main_help(self):
        """Test main command help."""
        runner = CliRunner()
        result = runner.invoke(main, ["--help"])
        assert result.exit_code == 0
        assert "Git Commit AI" in result.output
        assert "generate" in result.output
        assert "status" in result.output

    def test_generate_help(self):
        """Test generate command help."""
        runner = CliRunner()
        result = runner.invoke(main, ["generate", "--help"])
        assert result.exit_code == 0
        assert "conventional" in result.output
        assert "model" in result.output


class TestCLIValidation:
    """CLI validation tests."""

    def test_validate_valid_message(self):
        """Test validating a valid conventional commit message."""
        runner = CliRunner()
        result = runner.invoke(main, ["validate", "feat(auth): add login"])
        assert result.exit_code == 0
        assert "Valid" in result.output

    def test_validate_invalid_message(self):
        """Test validating an invalid commit message."""
        runner = CliRunner()
        result = runner.invoke(main, ["validate", "just a random message"])
        assert result.exit_code == 1
        assert "Invalid" in result.output

    def test_validate_empty_message(self):
        """Test validating an empty commit message."""
        runner = CliRunner()
        result = runner.invoke(main, ["validate", ""])
        assert result.exit_code == 1


class TestCLIAutoFix:
    """CLI auto-fix tests."""

    def test_validate_auto_fix(self):
        """Test auto-fix suggestion."""
        runner = CliRunner()
        result = runner.invoke(main, ["validate", "add login feature", "--auto-fix"])
        assert result.exit_code == 1
        assert "Suggested fix" in result.output