Files
sdk/tests/language_2/operator/operator5_test.dart
T
Leaf Petersen b101a7d002 Add language versions to _2 test libraries
Change-Id: Ib33169c3e0ffc870915c189404074a1dea472546
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/196548
Reviewed-by: Bob Nystrom <rnystrom@google.com>
Commit-Queue: Leaf Petersen <leafp@google.com>
2021-04-26 17:58:57 +00:00

46 lines
992 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.
// @dart = 2.9
import "package:expect/expect.dart";
class A {
operator ==(other) => 1; /*@compile-error=unspecified*/
operator <(other) => null; /*@compile-error=unspecified*/
operator <=(other) => 499; /*@compile-error=unspecified*/
operator >(other) => "foo"; /*@compile-error=unspecified*/
operator >=(other) => 42; /*@compile-error=unspecified*/
}
// This triggered a bug in Dart2Js: equality operator was always boolified.
equals(a) {
Expect.equals(1, a == a);
}
less(a) {
Expect.equals(null, a < a);
}
lessEqual(a) {
Expect.equals(499, a <= a);
}
greater(a) {
Expect.equals("foo", a > a);
}
greaterEqual(a) {
Expect.equals(42, a >= a);
}
main() {
var a = new A();
equals(a);
less(a);
lessEqual(a);
greater(a);
greaterEqual(a);
}