dart-sdk/tests/language/canonical_const3_test.dart
Bob Nystrom 14011f47e3 Resurrect deleted language tests.
They're back from the grave, and ready to party!

Change-Id: I088134a9be7ecabf1fbf751c015a656a15cabff9
Reviewed-on: https://dart-review.googlesource.com/12821
Commit-Queue: Bob Nystrom <rnystrom@google.com>
Reviewed-by: William Hesse <whesse@google.com>
2017-10-11 17:47:11 +00:00

32 lines
793 B
Dart

// Copyright (c) 2013, 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.
//
// Check proper canonicalization (fields must be canonicalized as well).
import "package:expect/expect.dart";
main() {
Expect.isFalse(identical(new Duration(days: 1), new Duration(days: 1)));
Expect.isTrue(identical(const Duration(days: 2), const Duration(days: 2)));
Expect.isTrue(identical(const B(3.0), const B(3.0)));
Expect.isTrue(identical(const F(main), const F(main)));
}
class A {
final a;
const A(v) : a = v + 3.4;
}
class B extends A {
final b;
const B(v)
: super(v),
b = v + 1.0;
}
class F {
final f;
const F(v) : f = v;
}