angular-cn/modules/@angular/upgrade/test/aot/integration/upgrade_component_spec.ts

1564 lines
59 KiB
TypeScript

/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import {Component, Directive, ElementRef, EventEmitter, Injector, Input, NO_ERRORS_SCHEMA, NgModule, Output, destroyPlatform} from '@angular/core';
import {async, fakeAsync, tick} from '@angular/core/testing';
import {BrowserModule} from '@angular/platform-browser';
import {platformBrowserDynamic} from '@angular/platform-browser-dynamic';
import {UpgradeComponent, UpgradeModule, downgradeComponent} from '@angular/upgrade';
import * as angular from '@angular/upgrade/src/angular_js';
import {bootstrap, html, multiTrim} from '../test_helpers';
export function main() {
describe('upgrade ng1 component', () => {
beforeEach(() => destroyPlatform());
afterEach(() => destroyPlatform());
describe('template/templateUrl', () => {
it('should support `template` (string)', async(() => {
// Define `ng1Component`
const ng1Component: angular.IComponent = {template: 'Hello, Angular!'};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1'})
class Ng1ComponentFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1></ng1>'})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.component('ng1', ng1Component)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then((upgrade) => {
expect(multiTrim(element.textContent)).toBe('Hello, Angular!');
});
}));
it('should support `template` (function)', async(() => {
// Define `ng1Component`
const ng1Component: angular.IComponent = {template: () => 'Hello, Angular!'};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1'})
class Ng1ComponentFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1></ng1>'})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.component('ng1', ng1Component)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
platformBrowserDynamic().bootstrapModule(Ng2Module).then(ref => {
var adapter = ref.injector.get(UpgradeModule) as UpgradeModule;
adapter.bootstrap(element, [ng1Module.name]);
expect(multiTrim(element.textContent)).toBe('Hello, Angular!');
});
}));
it('should support not pass any arguments to `template` function', async(() => {
// Define `ng1Component`
const ng1Component: angular.IComponent = {
template: ($attrs: angular.IAttributes, $element: angular.IAugmentedJQuery) => {
expect($attrs).toBeUndefined();
expect($element).toBeUndefined();
return 'Hello, Angular!';
}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1'})
class Ng1ComponentFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1></ng1>'})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.component('ng1', ng1Component)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
platformBrowserDynamic().bootstrapModule(Ng2Module).then(ref => {
var adapter = ref.injector.get(UpgradeModule) as UpgradeModule;
adapter.bootstrap(element, [ng1Module.name]);
expect(multiTrim(element.textContent)).toBe('Hello, Angular!');
});
}));
it('should support `templateUrl` (string) fetched from `$templateCache`', async(() => {
// Define `ng1Component`
const ng1Component: angular.IComponent = {templateUrl: 'ng1.component.html'};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1'})
class Ng1ComponentFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1></ng1>'})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module =
angular.module('ng1Module', [])
.component('ng1', ng1Component)
.directive('ng2', downgradeComponent({component: Ng2Component}))
.run(
($templateCache: angular.ITemplateCacheService) =>
$templateCache.put('ng1.component.html', 'Hello, Angular!'));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
platformBrowserDynamic().bootstrapModule(Ng2Module).then(ref => {
var adapter = ref.injector.get(UpgradeModule) as UpgradeModule;
adapter.bootstrap(element, [ng1Module.name]);
expect(multiTrim(element.textContent)).toBe('Hello, Angular!');
});
}));
it('should support `templateUrl` (function) fetched from `$templateCache`', async(() => {
// Define `ng1Component`
const ng1Component: angular.IComponent = {templateUrl: () => 'ng1.component.html'};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1'})
class Ng1ComponentFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1></ng1>'})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module =
angular.module('ng1Module', [])
.component('ng1', ng1Component)
.directive('ng2', downgradeComponent({component: Ng2Component}))
.run(
($templateCache: angular.ITemplateCacheService) =>
$templateCache.put('ng1.component.html', 'Hello, Angular!'));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
platformBrowserDynamic().bootstrapModule(Ng2Module).then(ref => {
var adapter = ref.injector.get(UpgradeModule) as UpgradeModule;
adapter.bootstrap(element, [ng1Module.name]);
expect(multiTrim(element.textContent)).toBe('Hello, Angular!');
});
}));
it('should support not pass any arguments to `templateUrl` function', async(() => {
// Define `ng1Component`
const ng1Component: angular.IComponent = {
templateUrl: ($attrs: angular.IAttributes, $element: angular.IAugmentedJQuery) => {
expect($attrs).toBeUndefined();
expect($element).toBeUndefined();
return 'ng1.component.html';
}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1'})
class Ng1ComponentFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1></ng1>'})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module =
angular.module('ng1Module', [])
.component('ng1', ng1Component)
.directive('ng2', downgradeComponent({component: Ng2Component}))
.run(
($templateCache: angular.ITemplateCacheService) =>
$templateCache.put('ng1.component.html', 'Hello, Angular!'));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
platformBrowserDynamic().bootstrapModule(Ng2Module).then(ref => {
var adapter = ref.injector.get(UpgradeModule) as UpgradeModule;
adapter.bootstrap(element, [ng1Module.name]);
expect(multiTrim(element.textContent)).toBe('Hello, Angular!');
});
}));
// NOT SUPPORTED YET
xit('should support `templateUrl` (string) fetched from the server', fakeAsync(() => {
// Define `ng1Component`
const ng1Component: angular.IComponent = {templateUrl: 'ng1.component.html'};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1'})
class Ng1ComponentFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1></ng1>'})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module =
angular.module('ng1Module', [])
.component('ng1', ng1Component)
.directive('ng2', downgradeComponent({component: Ng2Component}))
.value(
'$httpBackend',
(method: string, url: string, post?: any, callback?: Function) =>
setTimeout(
() => callback(200, `${method}:${url}`.toLowerCase()), 1000));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
platformBrowserDynamic().bootstrapModule(Ng2Module).then(ref => {
var adapter = ref.injector.get(UpgradeModule) as UpgradeModule;
adapter.bootstrap(element, [ng1Module.name]);
tick(500);
expect(multiTrim(element.textContent)).toBe('');
tick(500);
expect(multiTrim(element.textContent)).toBe('get:ng1.component.html');
});
}));
// NOT SUPPORTED YET
xit('should support `templateUrl` (function) fetched from the server', fakeAsync(() => {
// Define `ng1Component`
const ng1Component: angular.IComponent = {templateUrl: () => 'ng1.component.html'};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1'})
class Ng1ComponentFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1></ng1>'})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module =
angular.module('ng1Module', [])
.component('ng1', ng1Component)
.directive('ng2', downgradeComponent({component: Ng2Component}))
.value(
'$httpBackend',
(method: string, url: string, post?: any, callback?: Function) =>
setTimeout(
() => callback(200, `${method}:${url}`.toLowerCase()), 1000));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
platformBrowserDynamic().bootstrapModule(Ng2Module).then(ref => {
var adapter = ref.injector.get(UpgradeModule) as UpgradeModule;
adapter.bootstrap(element, [ng1Module.name]);
tick(500);
expect(multiTrim(element.textContent)).toBe('');
tick(500);
expect(multiTrim(element.textContent)).toBe('get:ng1.component.html');
});
}));
it('should support empty templates', async(() => {
// Define `ng1Component`s
const ng1ComponentA: angular.IComponent = {template: ''};
const ng1ComponentB: angular.IComponent = {template: () => ''};
const ng1ComponentC: angular.IComponent = {templateUrl: 'ng1.component.html'};
const ng1ComponentD: angular.IComponent = {templateUrl: () => 'ng1.component.html'};
// Define `Ng1ComponentFacade`s
@Directive({selector: 'ng1A'})
class Ng1ComponentAFacade extends UpgradeComponent {
constructor(e: ElementRef, i: Injector) { super('ng1A', e, i); }
}
@Directive({selector: 'ng1B'})
class Ng1ComponentBFacade extends UpgradeComponent {
constructor(e: ElementRef, i: Injector) { super('ng1B', e, i); }
}
@Directive({selector: 'ng1C'})
class Ng1ComponentCFacade extends UpgradeComponent {
constructor(e: ElementRef, i: Injector) { super('ng1C', e, i); }
}
@Directive({selector: 'ng1D'})
class Ng1ComponentDFacade extends UpgradeComponent {
constructor(e: ElementRef, i: Injector) { super('ng1D', e, i); }
}
// Define `Ng2Component`
@Component({
selector: 'ng2',
template: `
<ng1A>Ignore this</ng1A>
<ng1B>Ignore this</ng1B>
<ng1C>Ignore this</ng1C>
<ng1D>Ignore this</ng1D>
`
})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.component('ng1A', ng1ComponentA)
.component('ng1B', ng1ComponentB)
.component('ng1C', ng1ComponentC)
.component('ng1D', ng1ComponentD)
.directive('ng2', downgradeComponent({component: Ng2Component}))
.run(
($templateCache: angular.ITemplateCacheService) =>
$templateCache.put('ng1.component.html', ''));
// Define `Ng2Module`
@NgModule({
declarations: [
Ng1ComponentAFacade, Ng1ComponentBFacade, Ng1ComponentCFacade, Ng1ComponentDFacade,
Ng2Component
],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule],
schemas: [NO_ERRORS_SCHEMA]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
platformBrowserDynamic().bootstrapModule(Ng2Module).then(ref => {
var adapter = ref.injector.get(UpgradeModule) as UpgradeModule;
adapter.bootstrap(element, [ng1Module.name]);
expect(multiTrim(element.textContent)).toBe('');
});
}));
});
describe('bindings', () => {
it('should support `@` bindings', fakeAsync(() => {
// Define `ng1Component`
const ng1Component: angular.IComponent = {
template: 'Inside: {{ $ctrl.inputA }}, {{ $ctrl.inputB }}',
bindings: {inputA: '@inputAttrA', inputB: '@'}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1'})
class Ng1ComponentFacade extends UpgradeComponent {
@Input('inputAttrA') inputA: string;
@Input() inputB: string;
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({
selector: 'ng2',
template: `
<ng1 inputAttrA="{{ dataA }}" inputB="{{ dataB }}"></ng1>
| Outside: {{ dataA }}, {{ dataB }}
`
})
class Ng2Component {
dataA = 'foo';
dataB = 'bar';
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.component('ng1', ng1Component)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
platformBrowserDynamic().bootstrapModule(Ng2Module).then(ref => {
var adapter = ref.injector.get(UpgradeModule) as UpgradeModule;
adapter.bootstrap(element, [ng1Module.name]);
var ng1 = element.querySelector('ng1');
var ng1Controller = angular.element(ng1).controller('ng1');
expect(multiTrim(element.textContent)).toBe('Inside: foo, bar | Outside: foo, bar');
ng1Controller.inputA = 'baz';
ng1Controller.inputB = 'qux';
tick();
expect(multiTrim(element.textContent)).toBe('Inside: baz, qux | Outside: foo, bar');
// TODO: Verify that changes in `<ng2>` propagate to `<ng1>`.
});
}));
it('should support `<` bindings', fakeAsync(() => {
// Define `ng1Component`
const ng1Component: angular.IComponent = {
template: 'Inside: {{ $ctrl.inputA.value }}, {{ $ctrl.inputB.value }}',
bindings: {inputA: '<inputAttrA', inputB: '<'}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1'})
class Ng1ComponentFacade extends UpgradeComponent {
@Input('inputAttrA') inputA: string;
@Input() inputB: string;
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({
selector: 'ng2',
template: `
<ng1 [inputAttrA]="dataA" [inputB]="dataB"></ng1>
| Outside: {{ dataA.value }}, {{ dataB.value }}
`
})
class Ng2Component {
dataA = {value: 'foo'};
dataB = {value: 'bar'};
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.component('ng1', ng1Component)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
platformBrowserDynamic().bootstrapModule(Ng2Module).then(ref => {
var adapter = ref.injector.get(UpgradeModule) as UpgradeModule;
adapter.bootstrap(element, [ng1Module.name]);
var ng1 = element.querySelector('ng1');
var ng1Controller = angular.element(ng1).controller('ng1');
expect(multiTrim(element.textContent)).toBe('Inside: foo, bar | Outside: foo, bar');
ng1Controller.inputA = {value: 'baz'};
ng1Controller.inputB = {value: 'qux'};
tick();
expect(multiTrim(element.textContent)).toBe('Inside: baz, qux | Outside: foo, bar');
// TODO: Verify that changes in `<ng2>` propagate to `<ng1>`.
});
}));
it('should support `=` bindings', fakeAsync(() => {
// Define `ng1Component`
const ng1Component: angular.IComponent = {
template: 'Inside: {{ $ctrl.inputA.value }}, {{ $ctrl.inputB.value }}',
bindings: {inputA: '=inputAttrA', inputB: '='}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1'})
class Ng1ComponentFacade extends UpgradeComponent {
@Input('inputAttrA') inputA: string;
@Output('inputAttrAChange') inputAChange: EventEmitter<any>;
@Input() inputB: string;
@Output() inputBChange: EventEmitter<any>;
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({
selector: 'ng2',
template: `
<ng1 [(inputAttrA)]="dataA" [(inputB)]="dataB"></ng1>
| Outside: {{ dataA.value }}, {{ dataB.value }}
`
})
class Ng2Component {
dataA = {value: 'foo'};
dataB = {value: 'bar'};
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.component('ng1', ng1Component)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
platformBrowserDynamic().bootstrapModule(Ng2Module).then(ref => {
var adapter = ref.injector.get(UpgradeModule) as UpgradeModule;
adapter.bootstrap(element, [ng1Module.name]);
var ng1 = element.querySelector('ng1');
var ng1Controller = angular.element(ng1).controller('ng1');
expect(multiTrim(element.textContent)).toBe('Inside: foo, bar | Outside: foo, bar');
ng1Controller.inputA = {value: 'baz'};
ng1Controller.inputB = {value: 'qux'};
tick();
expect(multiTrim(element.textContent)).toBe('Inside: baz, qux | Outside: baz, qux');
// TODO: Verify that changes in `<ng2>` propagate to `<ng1>`.
});
}));
it('should support `&` bindings', fakeAsync(() => {
// Define `ng1Component`
const ng1Component: angular.IComponent = {
template: 'Inside: -',
bindings: {outputA: '&outputAttrA', outputB: '&'}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1'})
class Ng1ComponentFacade extends UpgradeComponent {
@Output('outputAttrA') outputA: EventEmitter<any>;
@Output() outputB: EventEmitter<any>;
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({
selector: 'ng2',
template: `
<ng1 (outputAttrA)="dataA = $event" (outputB)="dataB = $event"></ng1>
| Outside: {{ dataA }}, {{ dataB }}
`
})
class Ng2Component {
dataA = 'foo';
dataB = 'bar';
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.component('ng1', ng1Component)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
platformBrowserDynamic().bootstrapModule(Ng2Module).then(ref => {
var adapter = ref.injector.get(UpgradeModule) as UpgradeModule;
adapter.bootstrap(element, [ng1Module.name]);
var ng1 = element.querySelector('ng1');
var ng1Controller = angular.element(ng1).controller('ng1');
expect(multiTrim(element.textContent)).toBe('Inside: - | Outside: foo, bar');
ng1Controller.outputA('baz');
ng1Controller.outputB('qux');
tick();
expect(multiTrim(element.textContent)).toBe('Inside: - | Outside: baz, qux');
});
}));
it('should bind properties, events', fakeAsync(() => {
// Define `ng1Component`
const ng1Component: angular.IComponent = {
template: `
Hello {{ $ctrl.fullName }};
A: {{ $ctrl.modelA }};
B: {{ $ctrl.modelB }};
C: {{ $ctrl.modelC }}
`,
bindings: {fullName: '@', modelA: '<dataA', modelB: '=dataB', modelC: '=', event: '&'},
controller: function($scope: angular.IScope) {
$scope.$watch('$ctrl.modelB', (v: string) => {
if (v === 'Savkin') {
this.modelB = 'SAVKIN';
this.event('WORKS');
// Should not update because `modelA: '<dataA'` is uni-directional.
this.modelA = 'VICTOR';
// Should not update because `[modelC]` is uni-directional.
this.modelC = 'sf';
}
});
}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1'})
class Ng1ComponentFacade extends UpgradeComponent {
@Input() fullName: string;
@Input('dataA') modelA: any;
@Input('dataB') modelB: any;
@Output('dataBChange') modelBChange: EventEmitter<any>;
@Input() modelC: any;
@Output() modelCChange: EventEmitter<any>;
@Output() event: EventEmitter<any>;
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({
selector: 'ng2',
template: `
<ng1 fullName="{{ last }}, {{ first }}, {{ city }}"
[(dataA)]="first" [(dataB)]="last" [modelC]="city"
(event)="event = $event">
</ng1> |
<ng1 fullName="{{ 'TEST' }}" dataA="First" dataB="Last" modelC="City"></ng1> |
{{ event }} - {{ last }}, {{ first }}, {{ city }}
`
})
class Ng2Component {
first = 'Victor';
last = 'Savkin';
city = 'SF';
event = '?';
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.component('ng1', ng1Component)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
platformBrowserDynamic().bootstrapModule(Ng2Module).then(ref => {
var adapter = ref.injector.get(UpgradeModule) as UpgradeModule;
adapter.bootstrap(element, [ng1Module.name]);
expect(multiTrim(element.textContent))
.toBe(
'Hello Savkin, Victor, SF; A: VICTOR; B: SAVKIN; C: sf | ' +
'Hello TEST; A: First; B: Last; C: City | ' +
'WORKS - SAVKIN, Victor, SF');
// Detect changes
tick();
expect(multiTrim(element.textContent))
.toBe(
'Hello SAVKIN, Victor, SF; A: VICTOR; B: SAVKIN; C: sf | ' +
'Hello TEST; A: First; B: Last; C: City | ' +
'WORKS - SAVKIN, Victor, SF');
});
}));
it('should bind optional properties', fakeAsync(() => {
// Define `ng1Component`
const ng1Component: angular.IComponent = {
template: 'Inside: {{ $ctrl.inputA.value }}, {{ $ctrl.inputB }}',
bindings:
{inputA: '=?inputAttrA', inputB: '=?', outputA: '&?outputAttrA', outputB: '&?'}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1'})
class Ng1ComponentFacade extends UpgradeComponent {
@Input('inputAttrA') inputA: string;
@Output('inputAttrAChange') inputAChange: EventEmitter<any>;
@Input() inputB: string;
@Output() inputBChange: EventEmitter<any>;
@Output('outputAttrA') outputA: EventEmitter<any>;
@Output() outputB: EventEmitter<any>;
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({
selector: 'ng2',
template: `
<ng1 [(inputAttrA)]="dataA" [(inputB)]="dataB.value"></ng1> |
<ng1 inputB="Bar" (outputAttrA)="dataA = $event"></ng1> |
<ng1 (outputB)="updateDataB($event)"></ng1> |
<ng1></ng1> |
Outside: {{ dataA.value }}, {{ dataB.value }}
`
})
class Ng2Component {
dataA = {value: 'foo'};
dataB = {value: 'bar'};
updateDataB(value: any) { this.dataB.value = value; }
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.component('ng1', ng1Component)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
platformBrowserDynamic().bootstrapModule(Ng2Module).then(ref => {
var adapter = ref.injector.get(UpgradeModule) as UpgradeModule;
adapter.bootstrap(element, [ng1Module.name]);
const $rootScope = adapter.$injector.get('$rootScope') as angular.IRootScopeService;
var ng1s = element.querySelectorAll('ng1');
var ng1Controller0 = angular.element(ng1s[0]).controller('ng1');
var ng1Controller1 = angular.element(ng1s[1]).controller('ng1');
var ng1Controller2 = angular.element(ng1s[2]).controller('ng1');
expect(multiTrim(element.textContent))
.toBe(
'Inside: foo, bar | Inside: , Bar | Inside: , | Inside: , | Outside: foo, bar');
ng1Controller0.inputA.value = 'baz';
ng1Controller0.inputB = 'qux';
tick();
expect(multiTrim(element.textContent))
.toBe(
'Inside: baz, qux | Inside: , Bar | Inside: , | Inside: , | Outside: baz, qux');
ng1Controller1.outputA({value: 'foo again'});
ng1Controller2.outputB('bar again');
$rootScope.$apply();
tick();
expect(ng1Controller0.inputA).toEqual({value: 'foo again'});
expect(ng1Controller0.inputB).toEqual('bar again');
expect(multiTrim(element.textContent))
.toBe(
'Inside: foo again, bar again | Inside: , Bar | Inside: , | Inside: , | ' +
'Outside: foo again, bar again');
});
}));
it('should bind properties, events to scope when bindToController is not used',
fakeAsync(() => {
// Define `ng1Directive`
const ng1Directive: angular.IDirective = {
template: '{{ someText }} - Data: {{ inputA }} - Length: {{ inputA.length }}',
scope: {inputA: '=', outputA: '&'},
controller: function($scope: angular.IScope) {
$scope['someText'] = 'ng1';
this.$scope = $scope;
}
};
// Define `Ng1ComponentFacade`
@Directive({selector: '[ng1]'})
class Ng1ComponentFacade extends UpgradeComponent {
@Input() inputA: string;
@Output() inputAChange: EventEmitter<any>;
@Output() outputA: EventEmitter<any>;
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({
selector: 'ng2',
template: `
<div ng1 [(inputA)]="dataA" (outputA)="dataA.push($event)"></div> |
{{ someText }} - Data: {{ dataA }} - Length: {{ dataA.length }}
`
})
class Ng2Component {
someText = 'ng2';
dataA = [1, 2, 3];
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.directive('ng1', () => ng1Directive)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
platformBrowserDynamic().bootstrapModule(Ng2Module).then(ref => {
var adapter = ref.injector.get(UpgradeModule) as UpgradeModule;
adapter.bootstrap(element, [ng1Module.name]);
const $rootScope = adapter.$injector.get('$rootScope') as angular.IRootScopeService;
var ng1 = element.querySelector('[ng1]');
var ng1Controller = angular.element(ng1).controller('ng1');
expect(multiTrim(element.textContent))
.toBe('ng1 - Data: [1,2,3] - Length: 3 | ng2 - Data: 1,2,3 - Length: 3');
ng1Controller.$scope.inputA = [4, 5];
tick();
expect(multiTrim(element.textContent))
.toBe('ng1 - Data: [4,5] - Length: 2 | ng2 - Data: 4,5 - Length: 2');
ng1Controller.$scope.outputA(6);
tick();
$rootScope.$apply();
expect(ng1Controller.$scope.inputA).toEqual([4, 5, 6]);
expect(multiTrim(element.textContent))
.toBe('ng1 - Data: [4,5,6] - Length: 3 | ng2 - Data: 4,5,6 - Length: 3');
});
}));
});
describe('controller', () => {
it('should support `controllerAs`', async(() => {
// Define `ng1Directive`
const ng1Directive: angular.IDirective = {
template:
'{{ vm.scope }}; {{ vm.isClass }}; {{ vm.hasElement }}; {{ vm.isPublished() }}',
scope: true,
controllerAs: 'vm',
controller: class {
hasElement: string; isClass: string; scope: string;
constructor(public $element: angular.IAugmentedJQuery, $scope: angular.IScope) {
this.hasElement = $element[0].nodeName;
this.scope = $scope.$parent.$parent === $scope.$root ? 'scope' : 'wrong-scope';
this.verifyIAmAClass();
}
isPublished() {
return this.$element.controller('ng1') === this ? 'published' : 'not-published';
}
verifyIAmAClass() { this.isClass = 'isClass'; }
}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1'})
class Ng1ComponentFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1></ng1>'})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.directive('ng1', () => ng1Directive)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
platformBrowserDynamic().bootstrapModule(Ng2Module).then(ref => {
var adapter = ref.injector.get(UpgradeModule) as UpgradeModule;
adapter.bootstrap(element, [ng1Module.name]);
expect(multiTrim(document.body.textContent)).toBe('scope; isClass; NG1; published');
});
}));
it('should support `bindToController` (boolean)', async(() => {
// Define `ng1Directive`
const ng1DirectiveA: angular.IDirective = {
template: 'Scope: {{ title }}; Controller: {{ $ctrl.title }}',
scope: {title: '@'},
bindToController: false,
controllerAs: '$ctrl',
controller: class {}
};
const ng1DirectiveB: angular.IDirective = {
template: 'Scope: {{ title }}; Controller: {{ $ctrl.title }}',
scope: {title: '@'},
bindToController: true,
controllerAs: '$ctrl',
controller: class {}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1A'})
class Ng1ComponentAFacade extends UpgradeComponent {
@Input() title: string;
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1A', elementRef, injector);
}
}
@Directive({selector: 'ng1B'})
class Ng1ComponentBFacade extends UpgradeComponent {
@Input() title: string;
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1B', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({
selector: 'ng2',
template: `
<ng1A title="WORKS"></ng1A> |
<ng1B title="WORKS"></ng1B>
`
})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.directive('ng1A', () => ng1DirectiveA)
.directive('ng1B', () => ng1DirectiveB)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentAFacade, Ng1ComponentBFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule],
schemas: [NO_ERRORS_SCHEMA]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
platformBrowserDynamic().bootstrapModule(Ng2Module).then(ref => {
var adapter = ref.injector.get(UpgradeModule) as UpgradeModule;
adapter.bootstrap(element, [ng1Module.name]);
expect(multiTrim(document.body.textContent))
.toBe('Scope: WORKS; Controller: | Scope: ; Controller: WORKS');
});
}));
it('should support `bindToController` (object)', async(() => {
// Define `ng1Directive`
const ng1Directive: angular.IDirective = {
template: '{{ $ctrl.title }}',
scope: {},
bindToController: {title: '@'},
controllerAs: '$ctrl',
controller: class {}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1'})
class Ng1ComponentFacade extends UpgradeComponent {
@Input() title: string;
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1 title="WORKS"></ng1>'})
class Ng2Component {
dataA = 'foo';
dataB = 'bar';
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.directive('ng1', () => ng1Directive)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
platformBrowserDynamic().bootstrapModule(Ng2Module).then(ref => {
var adapter = ref.injector.get(UpgradeModule) as UpgradeModule;
adapter.bootstrap(element, [ng1Module.name]);
expect(multiTrim(document.body.textContent)).toBe('WORKS');
});
}));
it('should support `controller` as string', async(() => {
// Define `ng1Directive`
const ng1Directive: angular.IDirective = {
template: '{{ $ctrl.title }} {{ $ctrl.text }}',
scope: {title: '@'},
bindToController: true,
controller: 'Ng1Controller as $ctrl'
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1'})
class Ng1ComponentFacade extends UpgradeComponent {
@Input() title: string;
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1 title="WORKS"></ng1>'})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.controller('Ng1Controller', class { text = 'GREAT'; })
.directive('ng1', () => ng1Directive)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
platformBrowserDynamic().bootstrapModule(Ng2Module).then(ref => {
var adapter = ref.injector.get(UpgradeModule) as UpgradeModule;
adapter.bootstrap(element, [ng1Module.name]);
expect(multiTrim(document.body.textContent)).toBe('WORKS GREAT');
});
}));
});
// NOT YET SUPPORTED
xdescribe(
'require',
() => {
// it('should support single require in linking fn', async(() => {
// const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
// const ng1Module = angular.module('ng1', []);
// const ng1 = ($rootScope: any /** TODO #9100 */) => {
// return {
// scope: {title: '@'},
// bindToController: true,
// template: '{{ctl.status}}',
// require: 'ng1',
// controllerAs: 'ctrl',
// controller: Class({constructor: function() { this.status = 'WORKS'; }}),
// link: function(
// scope: any /** TODO #9100 */, element: any /** TODO #9100 */,
// attrs: any /** TODO #9100 */, linkController: any /** TODO #9100 */) {
// expect(scope.$root).toEqual($rootScope);
// expect(element[0].nodeName).toEqual('NG1');
// expect(linkController.status).toEqual('WORKS');
// scope.ctl = linkController;
// }
// };
// };
// ng1Module.directive('ng1', ng1);
// const Ng2 = Component({selector: 'ng2', template: '<ng1></ng1>'}).Class({
// constructor: function() {}
// });
// const Ng2Module = NgModule({
// declarations: [adapter.upgradeNg1Component('ng1'), Ng2],
// imports: [BrowserModule],
// schemas: [NO_ERRORS_SCHEMA],
// }).Class({constructor: function() {}});
// ng1Module.directive('ng2', adapter.downgradeNg2Component(Ng2));
// const element = html(`<div><ng2></ng2></div>`);
// adapter.bootstrap(element, ['ng1']).ready((ref) => {
// expect(multiTrim(document.body.textContent)).toEqual('WORKS');
// ref.dispose();
// });
// }));
// it('should support array require in linking fn', async(() => {
// const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
// const ng1Module = angular.module('ng1', []);
// const parent = () => {
// return {controller: Class({constructor: function() { this.parent = 'PARENT';
// }})};
// };
// const ng1 = () => {
// return {
// scope: {title: '@'},
// bindToController: true,
// template: '{{parent.parent}}:{{ng1.status}}',
// require: ['ng1', '^parent', '?^^notFound'],
// controllerAs: 'ctrl',
// controller: Class({constructor: function() { this.status = 'WORKS'; }}),
// link: function(
// scope: any /** TODO #9100 */, element: any /** TODO #9100 */,
// attrs: any /** TODO #9100 */, linkControllers: any /** TODO #9100 */) {
// expect(linkControllers[0].status).toEqual('WORKS');
// expect(linkControllers[1].parent).toEqual('PARENT');
// expect(linkControllers[2]).toBe(undefined);
// scope.ng1 = linkControllers[0];
// scope.parent = linkControllers[1];
// }
// };
// };
// ng1Module.directive('parent', parent);
// ng1Module.directive('ng1', ng1);
// const Ng2 = Component({selector: 'ng2', template: '<ng1></ng1>'}).Class({
// constructor: function() {}
// });
// const Ng2Module = NgModule({
// declarations: [adapter.upgradeNg1Component('ng1'), Ng2],
// imports: [BrowserModule],
// schemas: [NO_ERRORS_SCHEMA],
// }).Class({constructor: function() {}});
// ng1Module.directive('ng2', adapter.downgradeNg2Component(Ng2));
// const element = html(`<div><parent><ng2></ng2></parent></div>`);
// adapter.bootstrap(element, ['ng1']).ready((ref) => {
// expect(multiTrim(document.body.textContent)).toEqual('PARENT:WORKS');
// ref.dispose();
// });
// }));
});
describe('lifecycle hooks', () => {
xit('should call `$onChanges()` on controller', () => {});
xit('should call `$onChanges()` on scope', () => {});
it('should call `$onInit()` on controller', async(() => {
// Define `ng1Directive`
const ng1DirectiveA: angular.IDirective = {
template: 'Called: {{ called }}',
bindToController: false,
controller: class {
constructor(private $scope: angular.IScope) { $scope['called'] = 'no'; }
$onInit() { this.$scope['called'] = 'yes'; }
}
};
const ng1DirectiveB: angular.IDirective = {
template: 'Called: {{ called }}',
bindToController: true,
controller: class {
constructor(private $scope: angular.IScope) { $scope['called'] = 'no'; }
$onInit() { this.$scope['called'] = 'yes'; }
}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1A'})
class Ng1ComponentAFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1A', elementRef, injector);
}
}
@Directive({selector: 'ng1B'})
class Ng1ComponentBFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1B', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1A></ng1A> | <ng1B></ng1B>'})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.directive('ng1A', () => ng1DirectiveA)
.directive('ng1B', () => ng1DirectiveB)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentAFacade, Ng1ComponentBFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
platformBrowserDynamic().bootstrapModule(Ng2Module).then(ref => {
var adapter = ref.injector.get(UpgradeModule) as UpgradeModule;
adapter.bootstrap(element, [ng1Module.name]);
expect(multiTrim(document.body.textContent)).toBe('Called: yes | Called: yes');
});
}));
it('should not call `$onInit()` on scope', async(() => {
// Define `ng1Directive`
const ng1DirectiveA: angular.IDirective = {
template: 'Called: {{ called }}',
bindToController: false,
controller: class {
constructor($scope: angular.IScope) {
$scope['called'] = 'no';
$scope['$onInit'] = () => $scope['called'] = 'yes';
}
}
};
const ng1DirectiveB: angular.IDirective = {
template: 'Called: {{ called }}',
bindToController: true,
controller: class {
constructor($scope: angular.IScope) {
$scope['called'] = 'no';
$scope['$onInit'] = () => $scope['called'] = 'yes';
}
}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1A'})
class Ng1ComponentAFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1A', elementRef, injector);
}
}
@Directive({selector: 'ng1B'})
class Ng1ComponentBFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1B', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1A></ng1A> | <ng1B></ng1B>'})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.directive('ng1A', () => ng1DirectiveA)
.directive('ng1B', () => ng1DirectiveB)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentAFacade, Ng1ComponentBFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
platformBrowserDynamic().bootstrapModule(Ng2Module).then(ref => {
var adapter = ref.injector.get(UpgradeModule) as UpgradeModule;
adapter.bootstrap(element, [ng1Module.name]);
expect(multiTrim(document.body.textContent)).toBe('Called: no | Called: no');
});
}));
xit('should call `$onPostDigest()` on controller', () => {});
xit('should not call `$onPostDigest()` on scope', () => {});
xit('should call `$onDestroy()` on controller', () => {});
xit('should not call `$onDestroy()` on scope', () => {});
});
// it('should support ng2 > ng1 > ng2', async(() => {
// const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
// const ng1Module = angular.module('ng1', []);
// const ng1 = {
// template: 'ng1(<ng2b></ng2b>)',
// };
// ng1Module.component('ng1', ng1);
// const Ng2a = Component({selector: 'ng2a', template: 'ng2a(<ng1></ng1>)'}).Class({
// constructor: function() {}
// });
// ng1Module.directive('ng2a', adapter.downgradeNg2Component(Ng2a));
// const Ng2b =
// Component({selector: 'ng2b', template: 'ng2b'}).Class({constructor: function() {}});
// ng1Module.directive('ng2b', adapter.downgradeNg2Component(Ng2b));
// const Ng2Module = NgModule({
// declarations: [adapter.upgradeNg1Component('ng1'), Ng2a, Ng2b],
// imports: [BrowserModule],
// schemas: [NO_ERRORS_SCHEMA],
// }).Class({constructor: function() {}});
// const element = html(`<div><ng2a></ng2a></div>`);
// adapter.bootstrap(element, ['ng1']).ready((ref) => {
// expect(multiTrim(document.body.textContent)).toEqual('ng2a(ng1(ng2b))');
// });
// }));
});
}