dart-sdk/tests/language_2/side_effect_throw_test.dart
Terry Lucas 9cf013a802 Revert "Revert "Migrated Block 150 to Dart 2.0""
This reverts commit a80fecfa20.

TBR=alanknight@google.com

Change-Id: I448a808c0dcf67209c2981732f8829723b959c52
Reviewed-on: https://dart-review.googlesource.com/13663
Reviewed-by: Terry Lucas <terry@google.com>
2017-10-13 00:06:32 +00:00

29 lines
629 B
Dart

// Copyright (c) 2012, 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.
import "package:expect/expect.dart";
class B {
static var x;
operator <<(other) {
x = other;
return 33;
}
}
class A {
get _m => new B();
opshl(n) {
// 'n' must be a number, but we are not allowed to throw before we have
// evaluated _m << 499.
return (_m << 499) | (2 - n);
}
}
main() {
var a = new A();
Expect.throws(() => a.opshl("string"));
Expect.equals(499, B.x);
}