mirror of
https://github.com/dart-lang/sdk
synced 2024-09-16 04:47:03 +00:00
912005267d
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>
43 lines
955 B
Dart
43 lines
955 B
Dart
// Copyright (c) 2015, 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 'native_testing.dart';
|
|
|
|
// Negative constant numbers must be generated as negation, not just a literal
|
|
// with a sign, i.e.
|
|
//
|
|
// (-5).toString()
|
|
//
|
|
// not
|
|
//
|
|
// -5 .toString()
|
|
//
|
|
// The unparethesized version is `-(5 .toString())`, which creates the string
|
|
// `"5"`, then converts it to a number for negation, giving a number result
|
|
// instead of a string result.
|
|
|
|
@pragma('dart2js:noInline')
|
|
checkString(r) {
|
|
Expect.isTrue(
|
|
r is String, 'Expected string, found ${r} of type ${r.runtimeType}');
|
|
}
|
|
|
|
test1() {
|
|
checkString(JS('', '#.toString()', -5));
|
|
}
|
|
|
|
test2() {
|
|
checkString(JS('', '#.toString()', -1.5));
|
|
}
|
|
|
|
test3() {
|
|
checkString(JS('', '#.toString()', -0.0));
|
|
}
|
|
|
|
main() {
|
|
test1();
|
|
test2();
|
|
test3();
|
|
}
|