dart-sdk/tests/ffi_2/calloc_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

38 lines
818 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 = 2.9
import 'dart:ffi';
import 'package:expect/expect.dart';
import 'package:ffi/ffi.dart';
import 'coordinate.dart';
void main() {
testZeroInt();
testZeroFloat();
testZeroStruct();
}
void testZeroInt() {
final p = calloc<Uint8>();
Expect.equals(0, p.value);
calloc.free(p);
}
void testZeroFloat() {
final p = calloc<Float>();
Expect.approxEquals(0.0, p.value);
calloc.free(p);
}
void testZeroStruct() {
final p = calloc<Coordinate>();
Expect.approxEquals(0, p.ref.x);
Expect.approxEquals(0, p.ref.y);
Expect.equals(nullptr, p.ref.next);
calloc.free(p);
}