import 'dart:convert';

import 'package:hashlib_codecs/hashlib_codecs.dart';
import 'package:test/test.dart';

import './utils.dart';

void main() {
  group('Test base64url', () {
    test('encoding', () {
      var b = [0, 0, 0];
      var a = toBase64(b, url: true);
      expect(a, equals("AAAA"));
    });
    test('encoding no padding', () {
      for (int i = 0; i < 100; ++i) {
        var b = randomBytes(i);
        var m = base64UrlEncode(b).replaceAll('=', '');
        var a = toBase64(b, padding: false, url: true);
        expect(a, equals(m), reason: 'length $i');
      }
    });
    test('decoding no padding', () {
      for (int i = 0; i < 100; ++i) {
        var b = randomBytes(i);
        var r = base64UrlEncode(b).replaceAll('=', '');
        expect(fromBase64(r), equals(b), reason: 'length $i');
      }
    });
    test('encoding with padding', () {
      for (int i = 0; i < 100; ++i) {
        var b = randomBytes(i);
        var m = base64UrlEncode(b);
        var a = toBase64(b, url: true);
        expect(a, equals(m), reason: 'length $i');
      }
    });
    test('decoding with padding', () {
      for (int i = 0; i < 100; ++i) {
        var b = randomBytes(i);
        var r = base64UrlEncode(b);
        expect(fromBase64(r), equals(b), reason: 'length $i');
      }
    });
    test('encoding <-> decoding no padding', () {
      for (int i = 0; i < 100; ++i) {
        var b = randomBytes(i);
        var r = toBase64(b, padding: false, url: true);
        expect(fromBase64(r), equals(b), reason: 'length $i');
      }
    });
    test('encoding <-> decoding with padding', () {
      for (int i = 0; i < 100; ++i) {
        var b = randomBytes(i);
        var r = toBase64(b, url: true);
        expect(fromBase64(r), equals(b), reason: 'length $i');
      }
    });
  });
}