dart-sdk/tests/web_2/16967_test.dart
Sigmund Cherem 912005267d [web] rename suite dart2js -> web.
Change-Id: I46be49b2effec3e38a3dc44cd45cfe736f77fa78
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/182680
Commit-Queue: Sigmund Cherem <sigmund@google.com>
Reviewed-by: Joshua Litt <joshualitt@google.com>
Reviewed-by: Nicholas Shahan <nshahan@google.com>
Reviewed-by: Stephen Adams <sra@google.com>
2021-02-04 23:11:32 +00:00

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Dart

// Copyright (c) 2014, 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 = 2.7
import 'package:expect/expect.dart';
// Regression test for http://dartbug.com/16967
// Tests type propagation of negation.
void main() {
new Foo().test();
}
class Foo {
var scale = 1;
void test() {
var scaleX = scale;
var scaleY = scale;
var flipX = true;
if (flipX) {
scaleX = -scaleX;
}
Expect.equals('X: -1, Y: 1', 'X: $scaleX, Y: $scaleY');
Expect.equals('true', '${scaleX < 0}', '$scaleX < 0');
Expect.equals('false', '${scaleY < 0}', '$scaleY < 0');
}
}