Leaf Petersen
b101a7d002
Change-Id: Ib33169c3e0ffc870915c189404074a1dea472546 Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/196548 Reviewed-by: Bob Nystrom <rnystrom@google.com> Commit-Queue: Leaf Petersen <leafp@google.com>
41 lines
1.0 KiB
Dart
41 lines
1.0 KiB
Dart
// Copyright (c) 2012, 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 = 2.9
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import 'dart:html' as dom;
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import 'package:expect/minitest.dart';
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// Not defined in dom.Window.
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foo(x) => x;
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class Unused {
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foo(x) => 'not $x';
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}
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int inscrutable(int x) => x == 0 ? 0 : x | inscrutable(x & (x - 1));
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main() {
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var things = <dynamic>[new Unused(), dom.window];
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test('windowNonMethod', () {
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var win = things[inscrutable(1)];
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final message = foo("Hello World");
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expect(() => win.foo(message), throwsNoSuchMethodError);
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});
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test('foo', () {
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var win = things[inscrutable(0)];
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String x = win.foo('bar');
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expect(x, 'not bar');
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});
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// Use dom.window directly in case the compiler does type inference.
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test('windowNonMethod2', () {
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final message = foo("Hello World");
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expect(() => (dom.window as dynamic).foo(message), throwsNoSuchMethodError);
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});
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}
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