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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>
33 lines
719 B
Dart
33 lines
719 B
Dart
// Copyright (c) 2017, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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// @dart = 2.7
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/// Test that optional arguments of js-interop constructors are not passed
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/// explicitly when missing.
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///
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/// This is a regression test for issue 32697
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import "package:js/js.dart";
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import "package:expect/expect.dart";
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import "dart:js" as js;
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@JS('C')
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class C {
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external C([a]);
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external bool get isUndefined;
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}
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main() {
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js.context.callMethod("eval", [
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"""
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function C(a){
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this.isUndefined = a === undefined;
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};
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"""
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]);
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Expect.isTrue(new C().isUndefined);
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}
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