blob: b398f2d14ccbf207d7de762e49b7d7c898457e06 [file] [log] [blame]
// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
import 'dart:html';
import 'dart:typed_data';
import 'package:expect/minitest.dart';
main() {
group('supported', () {
test('supported', () {
expect(Crypto.supported, true);
});
});
group('functional', () {
if (Crypto.supported) {
// This will actually pass on FF since it has a Crypto API, but it is
// incompatible.
test('exists', () {
var crypto = window.crypto;
expect(crypto is Crypto, isTrue);
});
test('successful call', () {
var crypto = window.crypto!;
var data = new Uint8List(100);
expect(data.every((e) => e == 0), isTrue);
crypto.getRandomValues(data);
// In theory this is flaky. However, in practice you will get 100 zeroes
// in a row from a cryptographically secure random number generator so
// rarely that we don't have to worry about it.
expect(data.any((e) => e != 0), isTrue);
});
test('type mismatch', () {
var crypto = window.crypto!;
var data = new Float32List(100);
expect(() {
crypto.getRandomValues(data);
}, throws, reason: 'Only typed array views with integer types allowed');
});
}
});
}