Files
sdk/tests/ffi/ffi_callback_unique_test.dart
T
Daco Harkes 38e250b4d5 [ffi] Format tests/ffi/ with new style - automated
Includes all the files which required no manual treatment.

Change-Id: I3d493bcbc238a2016579a0f804d32f4829efb87b
Cq-Include-Trybots: dart/try:vm-aot-android-release-arm_x64-try,vm-aot-linux-debug-x64-try,vm-aot-linux-debug-x64c-try,vm-aot-mac-release-arm64-try,vm-aot-mac-release-x64-try,vm-aot-win-debug-x64c-try,vm-checked-mac-release-arm64-try,vm-ffi-qemu-linux-release-arm-try,vm-ffi-qemu-linux-release-riscv64-try,vm-linux-debug-ia32-try,vm-linux-debug-x64-try,vm-linux-debug-x64c-try,vm-mac-debug-arm64-try,vm-reload-linux-debug-x64-try,vm-reload-rollback-linux-debug-x64-try,vm-win-release-ia32-try
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/399102
Reviewed-by: Bob Nystrom <rnystrom@google.com>
Commit-Queue: Daco Harkes <dacoharkes@google.com>
2024-12-06 08:37:10 +00:00

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1011 B
Dart

// Copyright (c) 2022, 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:ffi';
import 'package:expect/expect.dart';
void main() {
final a = <int>[];
final b = <int>[];
for (int i = 0; i < 10; ++i) {
// Several pointers for same call site.
a.add(
Pointer.fromFunction<Int Function()>(nativeToDartCallback, 0).address,
);
b.add(
Pointer.fromFunction<Int Function()>(nativeToDartCallback, 1).address,
);
}
ensureEqualEntries(a);
ensureEqualEntries(b);
// The two functions have different exceptional return and should have
// therefore a different ffi trampoline.
Expect.notEquals(a.first, b.first);
}
void ensureEqualEntries(List<int> entries) {
final first = entries.first;
for (int i = 1; i < entries.length; ++i) {
Expect.equals(first, entries[i]);
}
}
int nativeToDartCallback() => 42;