blob: 8199023f55a954c354f9c85814369ce2f49e7c72 [file] [log] [blame]
// 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 = 2.9
// Test throwing exceptions from an imported function.
import "package:expect/expect.dart";
import "package:wasm/wasm.dart";
import "dart:typed_data";
void main() {
// void fn() {
// a();
// b();
// }
var data = Uint8List.fromList([
0x00, 0x61, 0x73, 0x6d, 0x01, 0x00, 0x00, 0x00, 0x01, 0x04, 0x01, 0x60,
0x00, 0x00, 0x02, 0x11, 0x02, 0x03, 0x65, 0x6e, 0x76, 0x01, 0x61, 0x00,
0x00, 0x03, 0x65, 0x6e, 0x76, 0x01, 0x62, 0x00, 0x00, 0x03, 0x02, 0x01,
0x00, 0x04, 0x05, 0x01, 0x70, 0x01, 0x01, 0x01, 0x05, 0x03, 0x01, 0x00,
0x02, 0x06, 0x08, 0x01, 0x7f, 0x01, 0x41, 0x80, 0x88, 0x04, 0x0b, 0x07,
0x0f, 0x02, 0x06, 0x6d, 0x65, 0x6d, 0x6f, 0x72, 0x79, 0x02, 0x00, 0x02,
0x66, 0x6e, 0x00, 0x02, 0x0a, 0x10, 0x01, 0x0e, 0x00, 0x10, 0x80, 0x80,
0x80, 0x80, 0x00, 0x10, 0x81, 0x80, 0x80, 0x80, 0x00, 0x0b,
]);
bool called_b = false;
var thrownException = Exception("Hello exception!");
var inst = WasmModule(data).instantiate().addFunction("env", "a", () {
throw thrownException;
}).addFunction("env", "b", () {
called_b = true;
}).build();
var fn = inst.lookupFunction("fn");
Expect.throws(() => fn(), (Exception e) => e == thrownException);
Expect.isFalse(called_b);
bool called_a = false;
inst = WasmModule(data).instantiate().addFunction("env", "a", () {
called_a = true;
}).addFunction("env", "b", () {
called_b = true;
}).build();
fn = inst.lookupFunction("fn");
fn();
Expect.isTrue(called_a);
Expect.isTrue(called_b);
}