blob: 40ce27c9be2b02e38be3e077c208840d17aab2c3 [file] [log] [blame]
// 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();
}