Files
sdk/tests/ffi/negative_function_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

86 lines
2.6 KiB
Dart

// 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 error handling with dart:ffi functions.
//
// SharedObjects=ffi_test_functions
import 'dart:ffi' as ffi;
import 'dylib_utils.dart';
import "package:expect/expect.dart";
main() {
testWrongArity();
testWrongTypes();
testDynamicAsFunction();
testDynamicLookupFunction();
}
ffi.DynamicLibrary ffiTestFunctions = dlopenPlatformSpecific(
"ffi_test_functions",
);
typedef NativeBinaryOp = ffi.Int32 Function(ffi.Int32, ffi.Int32);
typedef BinaryOp = int Function(int, int);
typedef NativeUnaryOp = ffi.Int64 Function(ffi.Pointer<ffi.Int64>);
typedef UnaryOp = int Function(ffi.Pointer<ffi.Int64>);
void testWrongArity() {
{
dynamic sumPlus42 = ffiTestFunctions
.lookupFunction<NativeBinaryOp, BinaryOp>("SumPlus42");
Expect.throwsNoSuchMethodError(() => sumPlus42(10));
Expect.throwsNoSuchMethodError(() => sumPlus42(10, 11, 12));
Expect.throwsNoSuchMethodError(() => sumPlus42(10, 11, 12, y: 13));
}
{
Function sumPlus42 = ffiTestFunctions
.lookupFunction<NativeBinaryOp, BinaryOp>("SumPlus42");
Expect.throwsNoSuchMethodError(() => sumPlus42(10));
Expect.throwsNoSuchMethodError(() => sumPlus42(10, 11, 12));
Expect.throwsNoSuchMethodError(() => sumPlus42(10, 11, 12, y: 13));
}
}
void testWrongTypes() {
{
dynamic sumPlus42 = ffiTestFunctions
.lookupFunction<NativeBinaryOp, BinaryOp>("SumPlus42");
Expect.throwsTypeError(() => sumPlus42("abc", "def"));
}
{
Function sumPlus42 = ffiTestFunctions
.lookupFunction<NativeBinaryOp, BinaryOp>("SumPlus42");
Expect.throwsTypeError(() => sumPlus42("abc", "def"));
}
{
dynamic pointerOp = ffiTestFunctions.lookupFunction<NativeUnaryOp, UnaryOp>(
"Assign1337Index1",
);
Expect.throwsTypeError(() => pointerOp(0));
}
}
// Test that invoking 'Pointer.asFunction' with a dynamic receiver type throws
// an exception.
void testDynamicAsFunction() {
dynamic x = ffi.nullptr.cast<ffi.NativeFunction<ffi.Void Function()>>();
Expect.throwsNoSuchMethodError(() {
x.asFunction<void Function()>();
});
}
// Test that invoking 'DynamicLibrary.lookupFunction' with a dynamic receiver
// type throws an exception.
void testDynamicLookupFunction() {
dynamic lib = ffiTestFunctions;
Expect.throwsNoSuchMethodError(() {
lib.lookupFunction<ffi.Void Function(), void Function()>("_");
});
}