dart-sdk/tests/ffi_2/expando_test.dart
Leaf Petersen b101a7d002 Add language versions to _2 test libraries
Change-Id: Ib33169c3e0ffc870915c189404074a1dea472546
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/196548
Reviewed-by: Bob Nystrom <rnystrom@google.com>
Commit-Queue: Leaf Petersen <leafp@google.com>
2021-04-26 17:58:57 +00:00

46 lines
953 B
Dart

// Copyright (c) 2021, 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.
//
// Dart test program for testing dart:ffi primitive data pointers.
//
// SharedObjects=ffi_test_functions
// @dart = 2.9
import 'dart:ffi';
import "package:expect/expect.dart";
void main() {
testPointer();
testStruct();
}
Expando<int> expando = Expando('myExpando');
void testPointer() {
final pointer = Pointer<Int8>.fromAddress(0xdeadbeef);
Expect.throws(() {
expando[pointer];
});
Expect.throws(() {
expando[pointer] = 1234;
});
}
class MyStruct extends Struct {
Pointer notEmpty;
}
void testStruct() {
final pointer = Pointer<MyStruct>.fromAddress(0xdeadbeef);
final struct = pointer.ref;
Expect.throws(() {
expando[struct];
});
Expect.throws(() {
expando[struct] = 1234;
});
}