Samir Jindel
fcc72ad83f
Move generation of Function objects for native trampolines to the Precompiler, so they can be generated during AOT and tree-shaken if possible. Issue dartbug.com/35765 Change-Id: I0e69b7e0b22db73e3a40f2fe445660e57ddb6fa9 Cq-Include-Trybots: luci.dart.try:vm-kernel-precomp-bare-linux-release-simarm64-try, vm-kernel-precomp-bare-linux-release-x64-try, vm-kernel-precomp-linux-debug-x64-try, vm-dartkb-linux-debug-x64-try Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/107407 Commit-Queue: Samir Jindel <sjindel@google.com> Reviewed-by: Alexander Markov <alexmarkov@google.com>
84 lines
2.5 KiB
Dart
84 lines
2.5 KiB
Dart
// Copyright (c) 2019, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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//
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// Dart test program for testing error handling with dart:ffi functions.
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//
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// SharedObjects=ffi_test_functions
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import 'dart:ffi' as ffi;
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import 'dylib_utils.dart';
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import "package:expect/expect.dart";
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main() {
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testWrongArity();
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testWrongTypes();
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testDynamicAsFunction();
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testDynamicLookupFunction();
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}
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ffi.DynamicLibrary ffiTestFunctions =
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dlopenPlatformSpecific("ffi_test_functions");
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typedef NativeBinaryOp = ffi.Int32 Function(ffi.Int32, ffi.Int32);
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typedef BinaryOp = int Function(int, int);
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typedef NativeUnaryOp = ffi.Int64 Function(ffi.Pointer<ffi.Int64>);
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typedef UnaryOp = int Function(ffi.Pointer<ffi.Int64>);
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void testWrongArity() {
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{
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dynamic sumPlus42 =
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ffiTestFunctions.lookupFunction<NativeBinaryOp, BinaryOp>("SumPlus42");
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Expect.throwsNoSuchMethodError(() => sumPlus42(10));
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Expect.throwsNoSuchMethodError(() => sumPlus42(10, 11, 12));
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Expect.throwsNoSuchMethodError(() => sumPlus42(10, 11, 12, y: 13));
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}
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{
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Function sumPlus42 =
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ffiTestFunctions.lookupFunction<NativeBinaryOp, BinaryOp>("SumPlus42");
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Expect.throwsNoSuchMethodError(() => sumPlus42(10));
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Expect.throwsNoSuchMethodError(() => sumPlus42(10, 11, 12));
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Expect.throwsNoSuchMethodError(() => sumPlus42(10, 11, 12, y: 13));
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}
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}
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void testWrongTypes() {
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{
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dynamic sumPlus42 =
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ffiTestFunctions.lookupFunction<NativeBinaryOp, BinaryOp>("SumPlus42");
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Expect.throwsTypeError(() => sumPlus42("abc", "def"));
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}
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{
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Function sumPlus42 =
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ffiTestFunctions.lookupFunction<NativeBinaryOp, BinaryOp>("SumPlus42");
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Expect.throwsTypeError(() => sumPlus42("abc", "def"));
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}
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{
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dynamic pointerOp = ffiTestFunctions
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.lookupFunction<NativeUnaryOp, UnaryOp>("Assign1337Index1");
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Expect.throwsTypeError(() => pointerOp(0));
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}
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}
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// Test that invoking 'Pointer.asFunction' with a dynamic receiver type throws
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// an exception.
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void testDynamicAsFunction() {
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dynamic x = ffi.nullptr.cast<ffi.NativeFunction<ffi.Void Function()>>();
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Expect.throwsUnsupportedError(() {
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x.asFunction<void Function()>();
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});
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}
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// Test that invoking 'DynamicLibrary.lookupFunction' with a dynamic receiver
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// type throws an exception.
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void testDynamicLookupFunction() {
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dynamic lib = ffiTestFunctions;
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Expect.throwsUnsupportedError(() {
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lib.lookupFunction<ffi.Void Function(), void Function()>("_");
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});
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}
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