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>
108 lines
2.8 KiB
Dart
108 lines
2.8 KiB
Dart
// Copyright (c) 2015, 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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@JS()
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library js_function_getter_test;
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import 'dart:html';
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import 'package:js/js.dart';
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import 'package:expect/minitest.dart';
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_injectJs() {
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document.body.append(new ScriptElement()
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..type = 'text/javascript'
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..innerHtml = r"""
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var bar = { };
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bar.instanceMember = function() {
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if (this !== bar) {
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throw 'Unexpected this!';
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}
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return arguments.length;
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};
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bar.staticMember = function() {
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return arguments.length * 2;
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};
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bar.dynamicStatic = function() {
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return arguments.length;
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};
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bar.add = function(a, b) {
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return a + b;
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};
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var foo = { 'bar' : bar };
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""");
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}
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typedef int AddFn(int x, int y);
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@JS()
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abstract class Bar {
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external Function get staticMember;
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external Function get instanceMember;
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external AddFn get add;
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external get dynamicStatic;
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external num get nonFunctionStatic;
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}
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@JS()
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abstract class Foo {
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external Bar get bar;
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}
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@JS()
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external Foo get foo;
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main() {
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_injectJs();
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group('call getter as function', () {
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test('member function', () {
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expect(foo.bar.instanceMember(), equals(0));
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expect(foo.bar.instanceMember(0), equals(1));
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expect(foo.bar.instanceMember(0, 0), equals(2));
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expect(foo.bar.instanceMember(0, 0, 0, 0, 0, 0), equals(6));
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var instanceMember = foo.bar.instanceMember;
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expect(() => instanceMember(), throws);
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expect(() => instanceMember(0), throws);
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expect(() => instanceMember(0, 0), throws);
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expect(() => instanceMember(0, 0, 0, 0, 0, 0), throws);
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});
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test('static function', () {
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expect(foo.bar.staticMember(), equals(0));
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expect(foo.bar.staticMember(0), equals(2));
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expect(foo.bar.staticMember(0, 0), equals(4));
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expect(foo.bar.staticMember(0, 0, 0, 0, 0, 0), equals(12));
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var staticMember = foo.bar.staticMember;
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expect(staticMember(), equals(0));
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expect(staticMember(0), equals(2));
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expect(staticMember(0, 0), equals(4));
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expect(staticMember(0, 0, 0, 0, 0, 0), equals(12));
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});
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test('static dynamicStatic', () {
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expect(foo.bar.dynamicStatic(), equals(0));
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expect(foo.bar.dynamicStatic(0), equals(1));
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expect(foo.bar.dynamicStatic(0, 0), equals(2));
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expect(foo.bar.dynamicStatic(0, 0, 0, 0, 0, 0), equals(6));
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var dynamicStatic = foo.bar.dynamicStatic;
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expect(dynamicStatic(), equals(0));
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expect(dynamicStatic(0), equals(1));
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expect(dynamicStatic(0, 0), equals(2));
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expect(dynamicStatic(0, 0, 0, 0, 0, 0), equals(6));
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});
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test('typedef function', () {
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expect(foo.bar.add(4, 5), equals(9));
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});
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});
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}
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