"""No Google account is needed to validate safe link rendering."""
import json
from pathlib import Path
from tempfile import TemporaryDirectory
from unittest import TestCase
from .google_shortcuts import google_shortcut_url, render_google_shortcut

class GoogleShortcutTests(TestCase):
    def check(self, ext, url, accepted):
        with TemporaryDirectory() as temp:
            path = Path(temp) / f'example{ext}'
            path.write_text(json.dumps({'url': url}), encoding='utf-8')
            if accepted:
                self.assertEqual(google_shortcut_url(path),url)
                html = render_google_shortcut(path)
                self.assertIn('Ouvrir sur Google', html)
                self.assertIn('rel="noopener noreferrer"',html)
            else:
                with self.assertRaises(ValueError): google_shortcut_url(path)

    def test_google_shortcuts(self):
        self.check('.gdoc', 'https://docs.google.com/document/d/AbcDefGhijkLMN123/edit', True)
        self.check('.gsheet', 'https://docs.google.com/spreadsheets/d/AbcDefGhijkLMN123/edit', True)
        self.check('.gslides', 'https://docs.google.com/presentation/d/AbcDefGhijkLMN123/edit', True)
        self.check('.gdoc', 'https://docs.google.com/spreadsheets/d/AbcDefGhijkLMN123/edit', False)
        self.check('.gdoc', 'https://docs.google.com.evil.test/document/d/AbcDefGhijkLMN123/edit', False)
        self.check('.gdoc', 'http://docs.google.com/document/d/AbcDefGhijkLMN123/edit', False)
        self.check('.gdoc', 'https://drive.google.com/open?id=AbcDefGhijkLMN123', True)

    def test_reject_invalid_contents(self):
        with TemporaryDirectory() as temp:
            path = Path(temp) / 'broken.gdoc'
            path.write_text('{broken',encoding='utf-8')
            with self.assertRaises(ValueError): google_shortcut_url(path)
            path.write_text('x'*70000,encoding='utf-8')
            with self.assertRaises(ValueError): google_shortcut_url(path)