blob: 15f7e154b580182cff9f582f113c7b09982704d3 [file] [log] [blame]
// 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 issue 17645.
get never => new DateTime.now().millisecondsSinceEpoch == 0;
class A {
var foo;
A(this.foo);
}
var log = [];
test1(a, xs) {
// Called with a = [null|exact=A]
log.clear();
for (var x in xs) {
if (a != null) {
log.add('${a.foo}.$x'); // a.foo must not be hoisted
}
}
return '$log';
}
test2(a, xs) {
// Called with a = [exact=A]
log.clear();
for (var x in xs) {
if (a != null) {
log.add('${a.foo}.$x'); // a.foo may be hoisted
}
}
return '$log';
}
test3(a, xs) {
// Called with a = [null|exact=A]
log.clear();
for (var x in xs) {
if (a is A) {
log.add('${a.foo}.$x'); // a.foo must not be hoisted
}
}
return '$log';
}
test4(a, xs) {
// Called with a = [exact=A]
log.clear();
for (var x in xs) {
if (a is A) {
log.add('${a.foo}.$x'); // a.foo may be hoisted
}
}
return '$log';
}
main() {
var a1 = new A('a1');
var a2 = new A('a2');
Expect.equals('[a1.11]', test1(a1, [11]));
Expect.equals('[]', test1(null, [11]));
Expect.equals('[a1.22]', test2(a1, [22]));
Expect.equals('[a2.22]', test2(a2, [22]));
Expect.equals('[a1.33]', test3(a1, [33]));
Expect.equals('[]', test3(null, [2]));
Expect.equals('[a1.44]', test4(a1, [44]));
Expect.equals('[a2.44]', test4(a2, [44]));
}