dart-sdk/tests/lib/isolate/regress_flutter_22796_test.dart
Ryan Macnak bc23aa8078 [test] Remove unnecessary use of exit.
Exit has global destructor races that are flakily flagged by MSAN.

Bug: https://github.com/dart-lang/sdk/issues/51862
Bug: https://github.com/dart-lang/sdk/issues/51560
Change-Id: I50a58c6107776a78d09f4d658f6daba249026ac1
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/291305
Commit-Queue: Ryan Macnak <rmacnak@google.com>
Reviewed-by: Alexander Markov <alexmarkov@google.com>
2023-03-27 22:17:52 +00:00

43 lines
1.2 KiB
Dart

// Copyright (c) 2018, 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.
// Verifies that large typed data can be passed in a field through message port.
// This is a regression test for
// https://github.com/flutter/flutter/issues/22796.
import 'dart:io';
import 'dart:isolate';
import 'dart:typed_data';
import "package:expect/expect.dart";
class A {
// TFA thinks this field has type _Int32List but sending an object across
// a message port creates an instance that has _ExternalInt32List inside.
final _int32Array = new Int32List(5 * 1024);
A() {
_int32Array.setRange(
0, _int32Array.length, Iterable.generate(_int32Array.length));
verify();
}
void verify() {
for (var i = 0; i < _int32Array.length; i++) {
if (_int32Array[i] != i) {
print('_int32Array[$i]: ${_int32Array[i]} != ${i}');
}
Expect.equals(i, _int32Array[i]);
}
}
}
void main() {
final rp = new ReceivePort();
rp.listen((dynamic data) {
(data as A).verify();
print("ok");
rp.close();
});
rp.sendPort.send(A());
}