import 'package:flutter_test/flutter_test.dart';
import 'package:hepan_everyday/features/school/school_login_flow.dart';

void main() {
  test(
    'exam redirect compares selected xq rather than only the shared path',
    () {
      final flow = SchoolLoginFlow();
      final target = Uri.parse(
        'https://yjsjy.uestc.edu.cn/pyxx/pygl/kskcxx/index?xq=72',
      );
      flow.begin(target);
      expect(
        flow.onLoaded(
          target.replace(query: 'xq=72&view=student'),
          authenticated: true,
        ),
        isNull,
      );
      expect(
        flow.onLoaded(target.replace(query: 'xq=73'), authenticated: true),
        target,
      );
      flow.begin(target);
      expect(
        flow.onLoaded(target.replace(query: ''), authenticated: true),
        target,
      );
    },
  );
  test(
    'repeated school login bounces have a bounded automatic redirect budget',
    () {
      final flow = SchoolLoginFlow();
      final target = Uri.parse(
        'https://yjsjy.uestc.edu.cn/pyxx/pygl/xskbcx/index/1',
      );
      final login = Uri.parse('https://idas.uestc.edu.cn/authserver/login');
      final home = Uri.parse('https://yjsjy.uestc.edu.cn/pyxx/home/index');
      flow.begin(target);
      for (var i = 0; i < 2; i++) {
        flow.onLoaded(login, authenticated: false);
        expect(flow.onLoaded(home, authenticated: true), target);
      }
      flow.onLoaded(login, authenticated: false);
      expect(flow.onLoaded(home, authenticated: true), isNull);
      flow.begin(target);
      expect(flow.onLoaded(home, authenticated: true), target);
    },
  );
  test('wait for student authentication then request timetable once', () {
    final flow = SchoolLoginFlow();
    final target = Uri.parse(
      'https://yjsjy.uestc.edu.cn/pyxx/pygl/xskbcx/index/1',
    );
    flow.begin(target);
    expect(
      flow.onLoaded(
        Uri.parse(
          'https://idas.uestc.edu.cn/authserver/login?service=graduate',
        ),
        authenticated: false,
      ),
      isNull,
    );
    expect(
      flow.onLoaded(
        Uri.parse('http://yjsjy.uestc.edu.cn/pyxx/jzsso/login?ticket=ST-test'),
        authenticated: false,
      ),
      isNull,
    );
    expect(
      flow.onLoaded(
        Uri.parse('http://yjsjy.uestc.edu.cn/pyxx/home/index'),
        authenticated: true,
      ),
      target,
    );
    expect(
      flow.onLoaded(
        Uri.parse('https://yjsjy.uestc.edu.cn/pyxx/home/index'),
        authenticated: true,
      ),
      isNull,
    );
    expect(flow.onLoaded(target, authenticated: true), isNull);
    flow.reset();
    expect(
      flow.onLoaded(
        Uri.parse('https://yjsjy.uestc.edu.cn/pyxx/home/index'),
        authenticated: true,
      ),
      isNull,
    );
  });
  test(
    'reauthentication and untrusted redirects cannot jump into timetable',
    () {
      final flow = SchoolLoginFlow();
      final target = Uri.parse(
        'https://yjsjy.uestc.edu.cn/pyxx/pygl/xskbcx/index/1',
      );
      flow.begin(target);
      expect(
        flow.onLoaded(
          Uri.parse('https://evil.test/pyxx/home/index'),
          authenticated: true,
        ),
        isNull,
      );
      expect(
        flow.onLoaded(
          Uri.parse('https://yjsjy.uestc.edu.cn/pyxx/home/index'),
          authenticated: false,
        ),
        isNull,
      );
      expect(
        flow.onLoaded(
          Uri.parse('https://yjsjy.uestc.edu.cn/pyxx/home/index'),
          authenticated: true,
        ),
        target,
      );
      flow.onLoaded(
        Uri.parse('https://idas.uestc.edu.cn/authserver/login'),
        authenticated: false,
      );
      expect(
        flow.onLoaded(
          Uri.parse('https://yjsjy.uestc.edu.cn/pyxx/home/index'),
          authenticated: true,
        ),
        target,
      );
    },
  );
}