71 lines
1.7 KiB
Dart
71 lines
1.7 KiB
Dart
import 'dart:convert';
|
|
import 'dart:math';
|
|
import 'dart:typed_data';
|
|
|
|
import 'package:flutter_test/flutter_test.dart';
|
|
import 'package:veilid/veilid_encoding.dart';
|
|
|
|
const knownVectors = [
|
|
['', ''],
|
|
['f', 'Zg'],
|
|
['fo', 'Zm8'],
|
|
['foo', 'Zm9v'],
|
|
['foob', 'Zm9vYg'],
|
|
['fooba', 'Zm9vYmE'],
|
|
['foobar', 'Zm9vYmFy']
|
|
];
|
|
|
|
Future<void> _testEncodingKnownVector(Uint8List k, String v) async {
|
|
final e = base64UrlNoPadEncode(k);
|
|
expect(e, v, reason: 'encode mismatch');
|
|
|
|
final d = base64UrlNoPadDecode(v);
|
|
expect(d, k, reason: 'decode mismatch');
|
|
|
|
final r = base64UrlNoPadDecode(e);
|
|
expect(r, k, reason: 'round trip mismatch');
|
|
}
|
|
|
|
Future<void> testEncodingKnownVectors() async {
|
|
for (final kv in knownVectors) {
|
|
final k = Uint8List.fromList(kv[0].codeUnits);
|
|
final v = kv[1];
|
|
|
|
await _testEncodingKnownVector(k, v);
|
|
}
|
|
}
|
|
|
|
Future<void> testEncodeDecodeGarbage() async {
|
|
final random = Random(0);
|
|
for (var n = 0; n < 8192; n++) {
|
|
final kl = List<int>.empty(growable: true);
|
|
for (var p = 0; p < n; p++) {
|
|
final v = random.nextInt(256);
|
|
kl.add(v);
|
|
}
|
|
final k = Uint8List.fromList(kl);
|
|
|
|
final e = base64UrlNoPadEncode(k);
|
|
final r = base64UrlNoPadDecode(e);
|
|
|
|
expect(r, k, reason: 'garbage round trip mismatch');
|
|
}
|
|
}
|
|
|
|
Future<void> testEncodeDecodeGarbagePad() async {
|
|
final random = Random(0);
|
|
for (var n = 0; n < 8192; n++) {
|
|
final kl = List<int>.empty(growable: true);
|
|
for (var p = 0; p < n; p++) {
|
|
final v = random.nextInt(256);
|
|
kl.add(v);
|
|
}
|
|
final k = Uint8List.fromList(kl);
|
|
|
|
final e = base64Url.encode(k);
|
|
final r = base64UrlNoPadDecode(e);
|
|
|
|
expect(r, k, reason: 'garbage w/pad round trip mismatch');
|
|
}
|
|
}
|