| // Copyright (c) 2019, 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 function pointers with callbacks. |
| // |
| // VMOptions= |
| // VMOptions=--use-slow-path |
| // SharedObjects=ffi_test_functions |
| |
| // @dart = 2.9 |
| import 'dart:io'; |
| import 'dart:ffi'; |
| import 'dart:isolate'; |
| |
| import "package:expect/expect.dart"; |
| |
| import 'callback_tests_utils.dart'; |
| import 'dylib_utils.dart'; |
| |
| final testLibrary = dlopenPlatformSpecific("ffi_test_functions"); |
| |
| typedef ReturnVoid = Void Function(); |
| void returnVoid() {} |
| testCallbackWrongThread() { |
| print("Test CallbackWrongThread."); |
| CallbackTest( |
| "CallbackWrongThread", Pointer.fromFunction<ReturnVoid>(returnVoid)) |
| .run(); |
| } |
| |
| testCallbackOutsideIsolate() { |
| print("Test CallbackOutsideIsolate."); |
| CallbackTest("CallbackOutsideIsolate", |
| Pointer.fromFunction<ReturnVoid>(returnVoid)) |
| .run(); |
| } |
| |
| isolateHelper(int callbackPointer) { |
| final Pointer<Void> ptr = Pointer.fromAddress(callbackPointer); |
| final NativeCallbackTestFn tester = |
| testLibrary.lookupFunction<NativeCallbackTest, NativeCallbackTestFn>( |
| "TestCallbackWrongIsolate"); |
| Expect.equals(0, tester(ptr)); |
| } |
| |
| testCallbackWrongIsolate() async { |
| final int callbackPointer = |
| Pointer.fromFunction<ReturnVoid>(returnVoid).address; |
| final ReceivePort exitPort = ReceivePort(); |
| await Isolate.spawn(isolateHelper, callbackPointer, |
| errorsAreFatal: true, onExit: exitPort.sendPort); |
| await exitPort.first; |
| } |
| |
| void main() async { |
| // These tests terminate the process after successful completion, so we have |
| // to run them separately. |
| // |
| // Since they use signal handlers they only run on Linux. |
| if (Platform.isLinux && !const bool.fromEnvironment("dart.vm.product")) { |
| testCallbackWrongThread(); //# 01: ok |
| testCallbackOutsideIsolate(); //# 02: ok |
| await testCallbackWrongIsolate(); //# 03: ok |
| } |
| } |