blob: ade42addfbee072e30e635cb3faaa2e55a3f6d01 [file] [log] [blame]
// Copyright (c) 2011, 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.
/// @assertion void Function(T) bindUnaryCallbackGuarded<T>(
/// void callback(T argument)
/// )
/// Registers the provided callback and returns a function that will execute
/// in this zone.
/// When the function executes, errors are caught and treated as uncaught
/// errors.
/// Equivalent to:
/// ZoneCallback registered = this.registerUnaryCallback(callback);
/// return (arg) => this.runUnaryGuarded(registered, arg);
/// @description Checks that synchronous [callback] errors are caught in zone.
/// @author
import "dart:async";
import "../../../Utils/expect.dart";
main() {
int handlerCallCount = 0;
var caughtError = null;
void handler(Zone self, ZoneDelegate parent, Zone zone, e, st) {
caughtError = e;
Zone zone = Zone.current.fork(
specification: new ZoneSpecification(
handleUncaughtError: handler
void callback(int x) {
Expect.equals(1, x);
throw "callback error";
void Function(int) boundCallback =
Expect.equals(1, handlerCallCount);
Expect.equals("callback error", caughtError);