from unittest.mock import patch
from click.testing import CliRunner
from pathlib import Path
import tempfile
import json


@pytest.fixture
def runner():
    return CliRunner()


class TestCLI:
    def test_version_option(self, runner):
        from depaudit.cli import main

        result = runner.invoke(main, ["--version"])
        assert result.exit_code == 0
        assert "1.0.0" in result.output

    def test_audit_command_exists(self, runner):
        from depaudit.cli import main

        result = runner.invoke(main, ["--help"])
        assert result.exit_code == 0
        assert "audit" in result.output.lower()


class TestAuditCommand:
    def test_audit_no_path(self, runner):
        from depaudit.cli import audit

        with tempfile.TemporaryDirectory() as tmpdir:
            result = runner.invoke(audit, [tmpdir])
            assert result.exit_code == 0

    def test_audit_single_file(self, runner):
        from depaudit.cli import audit

        with tempfile.TemporaryDirectory() as tmpdir:
            pkg_file = Path(tmpdir) / "package.json"
            pkg_file.write_text(json.dumps({
                "name": "test",
                "version": "1.0.0",
                "dependencies": {}
            }))

            result = runner.invoke(audit, [str(pkg_file)])
            assert result.exit_code == 0


class TestGenerateCICDCommand:
    def test_generate_github_workflow(self, runner):
        from depaudit.cli import generate_cicd

        with tempfile.TemporaryDirectory() as tmpdir:
            result = runner.invoke(generate_cicd, ["github", tmpdir])
            assert result.exit_code == 0


class TestParseCommand:
    def test_parse_package_json(self, runner):
        from depaudit.cli import parse

        with tempfile.TemporaryDirectory() as tmpdir:
            pkg_file = Path(tmpdir) / "package.json"
            pkg_file.write_text(json.dumps({
                "name": "test-project",
                "version": "1.0.0",
                "dependencies": {"express": "^4.0.0"}
            }))

            result = runner.invoke(parse, [str(pkg_file)])
            assert result.exit_code == 0
            assert "test-project" in result.output