Jacob Richman
9484ac8bdf
BUG= R=vsm@google.com Review-Url: https://codereview.chromium.org/2752163002 .
690 lines
21 KiB
Dart
690 lines
21 KiB
Dart
// Copyright (c) 2013, 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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library jsTest;
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import 'dart:js';
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// TODO(jmesserly): get tests from package(s) instead.
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import 'dom.dart';
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import 'minitest.dart';
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class Foo {
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final JsObject _proxy;
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Foo(num a) : this._proxy = new JsObject(context['Foo'], [a]);
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JsObject toJs() => _proxy;
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num get a => _proxy['a'];
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num bar() => _proxy.callMethod('bar');
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}
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class Color {
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static final RED = new Color._("red");
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static final BLUE = new Color._("blue");
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String _value;
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Color._(this._value);
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String toJs() => this._value;
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}
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class TestDartObject {}
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class Callable {
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call() => 'called';
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}
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main() {
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group('identity', () {
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test('context instances should be identical', () {
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var c1 = context;
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var c2 = context;
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expect(identical(c1, c2), true);
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});
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// TODO(jacobr): switch from equals to identical when dartium supports
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// maintaining proxy equality.
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test('identical JS functions should have equal proxies', () {
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var f1 = context['Object'];
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var f2 = context['Object'];
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expect(f1, equals(f2));
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});
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// TODO(justinfagnani): old tests duplicate checks above, remove
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// on test next cleanup pass
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test('test proxy equality', () {
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var foo1 = new JsObject(context['Foo'], [1]);
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var foo2 = new JsObject(context['Foo'], [2]);
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context['foo1'] = foo1;
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context['foo2'] = foo2;
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expect(foo1, isNot(context['foo2']));
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expect(foo2, context['foo2']);
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context.deleteProperty('foo1');
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context.deleteProperty('foo2');
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});
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test('retrieve same dart Object', () {
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final obj = new Object();
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context['obj'] = obj;
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expect(context['obj'], same(obj));
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context.deleteProperty('obj');
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});
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group('caching', () {
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test('JS->Dart', () {
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// Test that we are not pulling cached proxy from the prototype
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// when asking for a proxy for the object.
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final proto = context['someProto'];
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expect(proto['role'], 'proto');
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final obj = context['someObject'];
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expect(obj['role'], 'object');
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});
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});
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});
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group('context', () {
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test('read global field', () {
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expect(context['x'], 42);
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expect(context['y'], null);
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});
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test('read global field with underscore', () {
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expect(context['_x'], 123);
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expect(context['y'], null);
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});
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test('write global field', () {
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context['y'] = 42;
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expect(context['y'], 42);
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});
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});
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group('new JsObject()', () {
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test('new Foo()', () {
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var foo = new JsObject(context['Foo'], [42]);
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expect(foo['a'], 42);
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expect(foo.callMethod('bar'), 42);
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expect(() => foo.callMethod('baz'), throwsA(isNoSuchMethodError));
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});
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test('new container.Foo()', () {
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final Foo2 = context['container']['Foo'];
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final foo = new JsObject(Foo2, [42]);
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expect(foo['a'], 42);
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expect(Foo2['b'], 38);
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});
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test('new Array()', () {
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var a = new JsObject(context['Array']);
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expect(a, (a) => a is JsArray);
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// Test that the object still behaves via the base JsObject interface.
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// JsArray specific tests are below.
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expect(a['length'], 0);
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a.callMethod('push', ["value 1"]);
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expect(a['length'], 1);
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expect(a[0], "value 1");
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a.callMethod('pop');
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expect(a['length'], 0);
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});
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test('new Date()', () {
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final a = new JsObject(context['Date']);
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expect(a.callMethod('getTime'), isNotNull);
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});
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test('new Date(12345678)', () {
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final a = new JsObject(context['Date'], [12345678]);
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expect(a.callMethod('getTime'), 12345678);
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});
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test('new Date("December 17, 1995 03:24:00 GMT")', () {
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final a =
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new JsObject(context['Date'], ["December 17, 1995 03:24:00 GMT"]);
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expect(a.callMethod('getTime'), 819170640000);
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});
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test('new Date(1995,11,17)', () {
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// Note: JS Date counts months from 0 while Dart counts from 1.
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final a = new JsObject(context['Date'], [1995, 11, 17]);
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final b = new DateTime(1995, 12, 17);
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expect(a.callMethod('getTime'), b.millisecondsSinceEpoch);
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});
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test('new Date(1995,11,17,3,24,0)', () {
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// Note: JS Date counts months from 0 while Dart counts from 1.
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final a = new JsObject(context['Date'], [1995, 11, 17, 3, 24, 0]);
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final b = new DateTime(1995, 12, 17, 3, 24, 0);
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expect(a.callMethod('getTime'), b.millisecondsSinceEpoch);
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});
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test('new Object()', () {
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final a = new JsObject(context['Object']);
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expect(a, isNotNull);
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a['attr'] = "value";
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expect(a['attr'], "value");
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});
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test(r'new RegExp("^\w+$")', () {
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final a = new JsObject(context['RegExp'], [r'^\w+$']);
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expect(a, isNotNull);
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expect(a.callMethod('test', ['true']), true);
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expect(a.callMethod('test', [' false']), false);
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});
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test('js instantiation via map notation : new Array()', () {
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final a = new JsObject(context['Array']);
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expect(a, isNotNull);
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expect(a['length'], 0);
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a.callMethod('push', ["value 1"]);
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expect(a['length'], 1);
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expect(a[0], "value 1");
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a.callMethod('pop');
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expect(a['length'], 0);
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});
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test('js instantiation via map notation : new Date()', () {
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final a = new JsObject(context['Date']);
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expect(a.callMethod('getTime'), isNotNull);
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});
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test('>10 parameters', () {
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final o =
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new JsObject(context['Baz'], [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11]);
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for (var i = 1; i <= 11; i++) {
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expect(o["f$i"], i);
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}
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expect(o['constructor'], context['Baz']);
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});
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});
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group('JsFunction and callMethod', () {
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test('new JsObject can return a JsFunction', () {
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var f = new JsObject(context['Function']);
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expect(f, (a) => a is JsFunction);
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});
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test('JsFunction.apply on a function defined in JS', () {
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expect(context['razzle'].apply([]), 42);
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});
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test('JsFunction.apply on a function that uses "this"', () {
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var object = new Object();
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expect(context['returnThis'].apply([], thisArg: object), same(object));
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});
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test('JsObject.callMethod on a function defined in JS', () {
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expect(context.callMethod('razzle'), 42);
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expect(() => context.callMethod('dazzle'), throwsA(isNoSuchMethodError));
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});
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test('callMethod with many arguments', () {
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expect(
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context.callMethod('varArgs', [1, 2, 3, 4, 5, 6, 7, 8, 9, 10]), 55);
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});
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test('access a property of a function', () {
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expect(context.callMethod('Bar'), "ret_value");
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expect(context['Bar']['foo'], "property_value");
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});
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});
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group('JsArray', () {
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test('new JsArray()', () {
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var array = new JsArray();
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var arrayType = context['Array'];
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expect(array.instanceof(arrayType), true);
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expect(array, []);
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// basic check that it behaves like a List
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array.addAll([1, 2, 3]);
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expect(array, [1, 2, 3]);
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});
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test('new JsArray.from()', () {
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var array = new JsArray.from([1, 2, 3]);
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var arrayType = context['Array'];
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expect(array.instanceof(arrayType), true);
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expect(array, [1, 2, 3]);
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});
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test('get Array from JS', () {
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context['a'] = new JsObject(context['Array'], [1, 2, 3]);
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expect(
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context.callMethod('isPropertyInstanceOf', ['a', context['Array']]),
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true);
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var a = context['a'];
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expect(a, (a) => a is JsArray);
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expect(a, [1, 2, 3]);
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context.deleteProperty('a');
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});
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test('pass Array to JS', () {
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context['a'] = [1, 2, 3];
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expect(
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context.callMethod('isPropertyInstanceOf', ['a', context['Array']]),
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false);
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var a = context['a'];
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expect(a, (a) => a is List);
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expect(a, isNot((a) => a is JsArray));
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expect(a, [1, 2, 3]);
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context.deleteProperty('a');
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});
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test('[]', () {
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var array = new JsArray.from([1, 2]);
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expect(array[0], 1);
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expect(array[1], 2);
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expect(() => array[-1], throwsA(isRangeError));
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expect(() => array[2], throwsA(isRangeError));
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});
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test('[]=', () {
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var array = new JsArray.from([1, 2]);
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array[0] = 'd';
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array[1] = 'e';
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expect(array, ['d', 'e']);
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expect(() => array[-1] = 3, throwsA(isRangeError));
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expect(() => array[2] = 3, throwsA(isRangeError));
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});
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test('length', () {
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var array = new JsArray.from([1, 2, 3]);
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expect(array.length, 3);
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array.add(4);
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expect(array.length, 4);
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array.length = 2;
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expect(array, [1, 2]);
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array.length = 3;
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expect(array, [1, 2, null]);
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});
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test('add', () {
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var array = new JsArray();
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array.add('a');
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expect(array, ['a']);
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array.add('b');
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expect(array, ['a', 'b']);
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});
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test('addAll', () {
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var array = new JsArray();
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array.addAll(['a', 'b']);
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expect(array, ['a', 'b']);
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// make sure addAll can handle Iterables
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array.addAll(new Set.from(['c']));
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expect(array, ['a', 'b', 'c']);
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});
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test('insert', () {
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var array = new JsArray.from([]);
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array.insert(0, 'b');
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expect(array, ['b']);
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array.insert(0, 'a');
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expect(array, ['a', 'b']);
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array.insert(2, 'c');
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expect(array, ['a', 'b', 'c']);
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expect(() => array.insert(4, 'e'), throwsA(isRangeError));
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expect(() => array.insert(-1, 'e'), throwsA(isRangeError));
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});
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test('removeAt', () {
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var array = new JsArray.from(['a', 'b', 'c']);
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expect(array.removeAt(1), 'b');
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expect(array, ['a', 'c']);
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expect(() => array.removeAt(2), throwsA(isRangeError));
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expect(() => array.removeAt(-1), throwsA(isRangeError));
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});
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test('removeLast', () {
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var array = new JsArray.from(['a', 'b', 'c']);
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expect(array.removeLast(), 'c');
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expect(array, ['a', 'b']);
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array.length = 0;
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expect(() => array.removeLast(), throwsA(isRangeError));
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});
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test('removeRange', () {
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var array = new JsArray.from(['a', 'b', 'c', 'd']);
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array.removeRange(1, 3);
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expect(array, ['a', 'd']);
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expect(() => array.removeRange(-1, 2), throwsA(isRangeError));
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expect(() => array.removeRange(0, 3), throwsA(isRangeError));
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expect(() => array.removeRange(2, 1), throwsA(isRangeError));
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});
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test('setRange', () {
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var array = new JsArray.from(['a', 'b', 'c', 'd']);
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array.setRange(1, 3, ['e', 'f']);
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expect(array, ['a', 'e', 'f', 'd']);
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array.setRange(3, 4, ['g', 'h', 'i'], 1);
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expect(array, ['a', 'e', 'f', 'h']);
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});
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test('sort', () {
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var array = new JsArray.from(['c', 'a', 'b']);
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array.sort();
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expect(array, ['a', 'b', 'c']);
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});
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test('sort with a Comparator', () {
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var array = new JsArray.from(['c', 'a', 'b']);
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array.sort((a, b) => -(a.compareTo(b)));
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expect(array, ['c', 'b', 'a']);
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});
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});
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group('JsObject.fromBrowserObject()', () {
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test('Nodes are proxied', () {
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var node = new JsObject.fromBrowserObject(document.createElement('div'));
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context.callMethod('addTestProperty', [node]);
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expect(node is JsObject, true);
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expect(node.instanceof(context['HTMLDivElement']), true);
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expect(node['testProperty'], 'test');
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});
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test('primitives and null throw ArgumentError', () {
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for (var v in ['a', 1, 2.0, true, null]) {
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expect(() => new JsObject.fromBrowserObject(v),
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throwsA((a) => a is ArgumentError));
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}
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});
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});
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group('Dart functions', () {
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test('invoke Dart callback from JS', () {
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expect(() => context.callMethod('invokeCallback'), throws);
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context['callback'] = () => 42;
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expect(context.callMethod('invokeCallback'), 42);
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context.deleteProperty('callback');
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});
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test('callback as parameter', () {
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expect(context.callMethod('getTypeOf', [context['razzle']]), "function");
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});
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test('invoke Dart callback from JS with this', () {
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// A JavaScript constructor implemented in Dart using 'this'
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final constructor = new JsFunction.withThis(($this, arg1) {
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$this['a'] = 42;
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});
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var o = new JsObject(constructor, ["b"]);
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expect(o['a'], 42);
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});
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test('invoke Dart callback from JS with 11 parameters', () {
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context['callbackWith11params'] =
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(p1, p2, p3, p4, p5, p6, p7, p8, p9, p10, p11) =>
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'$p1$p2$p3$p4$p5$p6$p7$p8$p9$p10$p11';
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expect(context.callMethod('invokeCallbackWith11params'), '1234567891011');
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});
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test('return a JS proxy to JavaScript', () {
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var result = context.callMethod('testJsMap', [
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() => new JsObject.jsify({'value': 42})
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]);
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expect(result, 42);
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});
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test('emulated functions should be callable in JS', () {
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context['callable'] = new Callable();
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var result = context.callMethod('callable');
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expect(result, 'called');
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context.deleteProperty('callable');
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});
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});
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group('JsObject.jsify()', () {
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test('convert a List', () {
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final list = [1, 2, 3, 4, 5, 6, 7, 8];
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var array = new JsObject.jsify(list);
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expect(context.callMethod('isArray', [array]), true);
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expect(array['length'], list.length);
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for (var i = 0; i < list.length; i++) {
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expect(array[i], list[i]);
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}
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});
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test('convert an Iterable', () {
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final set = new Set.from([1, 2, 3, 4, 5, 6, 7, 8]);
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var array = new JsObject.jsify(set);
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expect(context.callMethod('isArray', [array]), true);
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expect(array['length'], set.length);
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for (var i = 0; i < array['length']; i++) {
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expect(set.contains(array[i]), true);
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}
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});
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test('convert a Map', () {
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var map = {'a': 1, 'b': 2, 'c': 3};
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var jsMap = new JsObject.jsify(map);
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expect(!context.callMethod('isArray', [jsMap]), true);
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for (final key in map.keys) {
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expect(context.callMethod('checkMap', [jsMap, key, map[key]]), true);
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}
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});
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test('deep convert a complex object', () {
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final object = {
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'a': [
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1,
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[2, 3]
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],
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'b': {
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'c': 3,
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'd': new JsObject(context['Foo'], [42])
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},
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'e': null
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};
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var jsObject = new JsObject.jsify(object);
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expect(jsObject['a'][0], object['a'][0]);
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expect(jsObject['a'][1][0], object['a'][1][0]);
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expect(jsObject['a'][1][1], object['a'][1][1]);
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expect(jsObject['b']['c'], object['b']['c']);
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expect(jsObject['b']['d'], object['b']['d']);
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expect(jsObject['b']['d'].callMethod('bar'), 42);
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expect(jsObject['e'], null);
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});
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test('throws if object is not a Map or Iterable', () {
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expect(() => new JsObject.jsify('a'), throwsA((a) => a is ArgumentError));
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});
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});
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group('JsObject methods', () {
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test('hashCode and ==', () {
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final o1 = context['Object'];
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final o2 = context['Object'];
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expect(o1 == o2, true);
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expect(o1.hashCode == o2.hashCode, true);
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final d = context['document'];
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expect(o1 == d, false);
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});
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test('toString', () {
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var foo = new JsObject(context['Foo'], [42]);
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expect(foo.toString(), "I'm a Foo a=42");
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var container = context['container'];
|
|
expect(container.toString(), "[object Object]");
|
|
});
|
|
|
|
test('toString returns a String even if the JS object does not', () {
|
|
var foo = new JsObject(context['Liar']);
|
|
expect(foo.callMethod('toString'), 1);
|
|
expect(foo.toString(), '1');
|
|
});
|
|
|
|
test('instanceof', () {
|
|
var foo = new JsObject(context['Foo'], [1]);
|
|
expect(foo.instanceof(context['Foo']), true);
|
|
expect(foo.instanceof(context['Object']), true);
|
|
expect(foo.instanceof(context['String']), false);
|
|
});
|
|
|
|
test('deleteProperty', () {
|
|
var object = new JsObject.jsify({});
|
|
object['a'] = 1;
|
|
expect(context['Object'].callMethod('keys', [object])['length'], 1);
|
|
expect(context['Object'].callMethod('keys', [object])[0], "a");
|
|
object.deleteProperty("a");
|
|
expect(context['Object'].callMethod('keys', [object])['length'], 0);
|
|
});
|
|
|
|
test('hasProperty', () {
|
|
var object = new JsObject.jsify({});
|
|
object['a'] = 1;
|
|
expect(object.hasProperty('a'), true);
|
|
expect(object.hasProperty('b'), false);
|
|
});
|
|
|
|
test('[] and []=', () {
|
|
final myArray = context['myArray'];
|
|
expect(myArray['length'], 1);
|
|
expect(myArray[0], "value1");
|
|
myArray[0] = "value2";
|
|
expect(myArray['length'], 1);
|
|
expect(myArray[0], "value2");
|
|
|
|
final foo = new JsObject(context['Foo'], [1]);
|
|
foo["getAge"] = () => 10;
|
|
expect(foo.callMethod('getAge'), 10);
|
|
});
|
|
});
|
|
|
|
group('transferrables', () {
|
|
group('JS->Dart', () {
|
|
test('DateTime', () {
|
|
var date = context.callMethod('getNewDate');
|
|
expect(date is DateTime, true);
|
|
});
|
|
|
|
test('window', () {
|
|
expect(context['window'] is Window, true);
|
|
});
|
|
|
|
test('foreign browser objects should be proxied', () {
|
|
var iframe = document.createElement('iframe');
|
|
document.body.appendChild(iframe);
|
|
var proxy = new JsObject.fromBrowserObject(iframe);
|
|
|
|
// Window
|
|
var contentWindow = proxy['contentWindow'];
|
|
expect(contentWindow, isNot((a) => a is Window));
|
|
expect(contentWindow, (a) => a is JsObject);
|
|
|
|
// Node
|
|
var foreignDoc = contentWindow['document'];
|
|
expect(foreignDoc, isNot((a) => a is Node));
|
|
expect(foreignDoc, (a) => a is JsObject);
|
|
|
|
// Event
|
|
var clicked = false;
|
|
foreignDoc['onclick'] = (e) {
|
|
expect(e, isNot((a) => a is Event));
|
|
expect(e, (a) => a is JsObject);
|
|
clicked = true;
|
|
};
|
|
|
|
context.callMethod('fireClickEvent', [contentWindow]);
|
|
expect(clicked, true);
|
|
});
|
|
|
|
test('document', () {
|
|
expect(context['document'] is Document, true);
|
|
});
|
|
|
|
test('Blob', () {
|
|
var blob = context.callMethod('getNewBlob');
|
|
expect(blob is Blob, true);
|
|
expect(blob.type, 'text/html');
|
|
});
|
|
|
|
test('unattached DivElement', () {
|
|
var node = context.callMethod('getNewDivElement');
|
|
expect(node is DivElement, true);
|
|
});
|
|
|
|
test('Event', () {
|
|
var event = context.callMethod('getNewEvent');
|
|
expect(event is Event, true);
|
|
});
|
|
|
|
test('ImageData', () {
|
|
var node = context.callMethod('getNewImageData');
|
|
expect(node is ImageData, true);
|
|
});
|
|
});
|
|
|
|
group('Dart->JS', () {
|
|
test('Date', () {
|
|
context['o'] = new DateTime(1995, 12, 17);
|
|
var dateType = context['Date'];
|
|
expect(
|
|
context.callMethod('isPropertyInstanceOf', ['o', dateType]), true);
|
|
context.deleteProperty('o');
|
|
});
|
|
|
|
test('window', () {
|
|
context['o'] = window;
|
|
var windowType = context['Window'];
|
|
expect(context.callMethod('isPropertyInstanceOf', ['o', windowType]),
|
|
true);
|
|
context.deleteProperty('o');
|
|
});
|
|
|
|
test('document', () {
|
|
context['o'] = document;
|
|
var documentType = context['Document'];
|
|
expect(context.callMethod('isPropertyInstanceOf', ['o', documentType]),
|
|
true);
|
|
context.deleteProperty('o');
|
|
});
|
|
|
|
test('Blob', () {
|
|
var fileParts = ['<a id="a"><b id="b">hey!</b></a>'];
|
|
context['o'] = new Blob(fileParts, type: 'text/html');
|
|
var blobType = context['Blob'];
|
|
expect(
|
|
context.callMethod('isPropertyInstanceOf', ['o', blobType]), true);
|
|
context.deleteProperty('o');
|
|
});
|
|
|
|
test('unattached DivElement', () {
|
|
context['o'] = document.createElement('div');
|
|
var divType = context['HTMLDivElement'];
|
|
expect(
|
|
context.callMethod('isPropertyInstanceOf', ['o', divType]), true);
|
|
context.deleteProperty('o');
|
|
});
|
|
|
|
test('Event', () {
|
|
context['o'] = new CustomEvent('test');
|
|
var eventType = context['Event'];
|
|
expect(
|
|
context.callMethod('isPropertyInstanceOf', ['o', eventType]), true);
|
|
context.deleteProperty('o');
|
|
});
|
|
|
|
// this test fails in IE9 for very weird, but unknown, reasons
|
|
// the expression context['ImageData'] fails if useHtmlConfiguration()
|
|
// is called, or if the other tests in this file are enabled
|
|
test('ImageData', () {
|
|
CanvasElement canvas = document.createElement('canvas');
|
|
var ctx = canvas.getContext('2d') as CanvasRenderingContext2D;
|
|
context['o'] = ctx.createImageData(1, 1);
|
|
var imageDataType = context['ImageData'];
|
|
expect(context.callMethod('isPropertyInstanceOf', ['o', imageDataType]),
|
|
true);
|
|
context.deleteProperty('o');
|
|
});
|
|
});
|
|
});
|
|
}
|