dart-sdk/tests/standalone/byte_array_view_optimized_test.dart
Robert Nystrom 35da19ac07 Migrate standalone_2 to null safety.
Change-Id: I0e97add738bc79314a210cf137525b7391467fc2
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/152595
Reviewed-by: Siva Annamalai <asiva@google.com>
Commit-Queue: Bob Nystrom <rnystrom@google.com>
Auto-Submit: Bob Nystrom <rnystrom@google.com>
2020-06-26 19:17:50 +00:00

22 lines
657 B
Dart

// 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.
// Test optimization of byte array views on external data.
// Library tag to be able to run in html test framework.
library ByteArrayViewOptimizedTest;
import "package:expect/expect.dart";
import "dart:typed_data";
li16(v) => v[0];
main() {
var a = new Uint8List(2);
a[0] = a[1] = 0xff;
var b = new Int16List.view(a.buffer);
Expect.equals(-1, li16(b));
for (var i = 0; i < 10000; i++) li16(b);
Expect.equals(-1, li16(b));
}