Files
sdk/tests/compiler/dart2js_extra/constant_javascript_semantics_test5.dart
T
Harry Terkelsen 5d4e85ba3d Allow x == null to be a constant value whenever x is const.
This is the fix for #33408 for dart2js

Change-Id: Ifddeacb68884da308d279ce6d5cbbb6adc5385ca
Reviewed-on: https://dart-review.googlesource.com/69020
Commit-Queue: Harry Terkelsen <het@google.com>
Reviewed-by: Sigmund Cherem <sigmund@google.com>
2018-08-09 23:48:21 +00:00

37 lines
845 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";
// Make sure we can assert(const Foo() != null) in const initializers.
class Color {
const Color(this.value);
final int value;
}
class ColorHaver {
const ColorHaver({this.color = const Color(0xFF000000)})
: assert(color != null);
final Color color;
}
const c = const ColorHaver(color: const Color(0xFF00FF00));
enum Enum {
a,
b,
}
class EnumHaver {
const EnumHaver({this.myEnum: Enum.a}) : assert(myEnum != null);
final Enum myEnum;
}
const e = const EnumHaver(myEnum: Enum.b);
main() {
Expect.equals(c.value, 0xFF00FF00);
Expect.equals(e.myEnum, Enum.b);
}