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

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/**
* @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, SimpleChanges, 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 * as angular from '@angular/upgrade/src/angular_js';
import {UpgradeComponent, UpgradeModule, downgradeComponent} from '@angular/upgrade/static';
import {bootstrap, digest, 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>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
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($element).toBeUndefined();
return 'Hello, Angular!';
}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1'})
class Ng1ComponentFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1></ng1>'})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.component('ng1', ng1Component)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
expect(multiTrim(element.textContent)).toBe('Hello, Angular!');
});
}));
it('should support `templateUrl` (string) fetched from `$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) =>
$templateCache.put('ng1.component.html', 'Hello, Angular!'));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
expect(multiTrim(element.textContent)).toBe('Hello, Angular!');
});
}));
it('should support `templateUrl` (function) fetched from `$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) =>
$templateCache.put('ng1.component.html', 'Hello, Angular!'));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
expect(multiTrim(element.textContent)).toBe('Hello, Angular!');
});
}));
it('should support not pass any arguments to `templateUrl` function', async(() => {
// Define `ng1Component`
const ng1Component: angular.IComponent = {
templateUrl: ($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) =>
$templateCache.put('ng1.component.html', 'Hello, Angular!'));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
expect(multiTrim(element.textContent)).toBe('Hello, Angular!');
});
}));
// NOT SUPPORTED YET
xit('should support `templateUrl` (string) fetched from the server', fakeAsync(() => {
// Define `ng1Component`
const ng1Component: angular.IComponent = {templateUrl: 'ng1.component.html'};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1'})
class Ng1ComponentFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1></ng1>'})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module =
angular.module('ng1Module', [])
.component('ng1', ng1Component)
.directive('ng2', downgradeComponent({component: Ng2Component}))
.value(
'$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>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
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}:${url}`.toLowerCase()), 1000));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
tick(500);
expect(multiTrim(element.textContent)).toBe('');
tick(500);
expect(multiTrim(element.textContent)).toBe('get:ng1.component.html');
});
}));
it('should support empty templates', async(() => {
// Define `ng1Component`s
const ng1ComponentA: angular.IComponent = {template: ''};
const ng1ComponentB: angular.IComponent = {template: () => ''};
const ng1ComponentC: angular.IComponent = {templateUrl: 'ng1.component.html'};
const ng1ComponentD: angular.IComponent = {templateUrl: () => 'ng1.component.html'};
// Define `Ng1ComponentFacade`s
@Directive({selector: 'ng1A'})
class Ng1ComponentAFacade extends UpgradeComponent {
constructor(e: ElementRef, i: Injector) { super('ng1A', e, i); }
}
@Directive({selector: 'ng1B'})
class Ng1ComponentBFacade extends UpgradeComponent {
constructor(e: ElementRef, i: Injector) { super('ng1B', e, i); }
}
@Directive({selector: 'ng1C'})
class Ng1ComponentCFacade extends UpgradeComponent {
constructor(e: ElementRef, i: Injector) { super('ng1C', e, i); }
}
@Directive({selector: 'ng1D'})
class Ng1ComponentDFacade extends UpgradeComponent {
constructor(e: ElementRef, i: Injector) { super('ng1D', e, i); }
}
// Define `Ng2Component`
@Component({
selector: 'ng2',
template: `
<ng1A>Ignore this</ng1A>
<ng1B>Ignore this</ng1B>
<ng1C>Ignore this</ng1C>
<ng1D>Ignore this</ng1D>
`
})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.component('ng1A', ng1ComponentA)
.component('ng1B', ng1ComponentB)
.component('ng1C', ng1ComponentC)
.component('ng1D', ng1ComponentD)
.directive('ng2', downgradeComponent({component: Ng2Component}))
.run(
($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>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
expect(multiTrim(element.textContent)).toBe('');
});
}));
});
describe('bindings', () => {
it('should support `@` bindings', fakeAsync(() => {
let ng2ComponentInstance: Ng2Component;
// 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';
constructor() { ng2ComponentInstance = this; }
}
// 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(adapter => {
const ng1 = element.querySelector('ng1');
const 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');
ng2ComponentInstance.dataA = 'foo2';
ng2ComponentInstance.dataB = 'bar2';
digest(adapter);
tick();
expect(multiTrim(element.textContent))
.toBe('Inside: foo2, bar2 | Outside: foo2, bar2');
});
}));
it('should support `<` bindings', fakeAsync(() => {
let ng2ComponentInstance: Ng2Component;
// 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'};
constructor() { ng2ComponentInstance = this; }
}
// 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(adapter => {
const ng1 = element.querySelector('ng1');
const 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');
ng2ComponentInstance.dataA = {value: 'foo2'};
ng2ComponentInstance.dataB = {value: 'bar2'};
digest(adapter);
tick();
expect(multiTrim(element.textContent))
.toBe('Inside: foo2, bar2 | Outside: foo2, bar2');
});
}));
it('should support `=` bindings', fakeAsync(() => {
let ng2ComponentInstance: Ng2Component;
// 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'};
constructor() { ng2ComponentInstance = this; }
}
// 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(adapter => {
const ng1 = element.querySelector('ng1');
const 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');
ng2ComponentInstance.dataA = {value: 'foo2'};
ng2ComponentInstance.dataB = {value: 'bar2'};
digest(adapter);
tick();
expect(multiTrim(element.textContent))
.toBe('Inside: foo2, bar2 | Outside: foo2, bar2');
});
}));
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>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
const ng1 = element.querySelector('ng1');
const 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>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
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>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(adapter => {
const ng1s = element.querySelectorAll('ng1');
const ng1Controller0 = angular.element(ng1s[0]).controller('ng1');
const ng1Controller1 = angular.element(ng1s[1]).controller('ng1');
const 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');
digest(adapter);
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>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(adapter => {
const ng1 = element.querySelector('[ng1]');
const 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);
digest(adapter);
tick();
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>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
expect(multiTrim(element.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>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
expect(multiTrim(element.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>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
expect(multiTrim(element.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>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
expect(multiTrim(element.textContent)).toBe('WORKS GREAT');
});
}));
});
describe('require', () => {
// NOT YET SUPPORTED
xdescribe('in pre-/post-link', () => {
it('should resolve to its own controller if falsy', async(() => {
// Define `ng1Directive`
const ng1Directive: angular.IDirective = {
template: 'Pre: {{ pre }} | Post: {{ post }}',
controller: class {value = 'foo';},
link: {
pre: function(scope: any, elem: any, attrs: any, ctrl: any) {
scope['pre'] = ctrl.value;
},
post: function(scope: any, elem: any, attrs: any, ctrl: any) {
scope['post'] = ctrl.value;
}
}
};
// 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>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
expect(multiTrim(document.body.textContent)).toBe('Pre: foo | Post: foo');
});
}));
// TODO: Add more tests
});
describe('in controller', () => {
it('should be available to children', async(() => {
// Define `ng1Component`
const ng1ComponentA: angular.IComponent = {
template: '<ng1-b></ng1-b>',
controller: class {value = 'ng1A';}
};
const ng1ComponentB: angular.IComponent = {
template: 'Required: {{ $ctrl.required.value }}',
require: {required: '^^ng1A'}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1A'})
class Ng1ComponentAFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1A', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1A></ng1A>'})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.component('ng1A', ng1ComponentA)
.component('ng1B', ng1ComponentB)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentAFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
expect(multiTrim(element.textContent)).toBe('Required: ng1A');
});
}));
it('should throw if required controller cannot be found', async(() => {
// Define `ng1Component`
const ng1ComponentA: angular.IComponent = {require: {foo: 'iDoNotExist'}};
const ng1ComponentB: angular.IComponent = {require: {foo: '^iDoNotExist'}};
const ng1ComponentC: angular.IComponent = {require: {foo: '^^iDoNotExist'}};
// 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);
}
}
@Directive({selector: 'ng1C'})
class Ng1ComponentCFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1C', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2-a', template: '<ng1A></ng1A>'})
class Ng2ComponentA {
}
@Component({selector: 'ng2-b', template: '<ng1B></ng1B>'})
class Ng2ComponentB {
}
@Component({selector: 'ng2-c', template: '<ng1C></ng1C>'})
class Ng2ComponentC {
}
// Define `ng1Module`
const mockExceptionHandler = jasmine.createSpy('$exceptionHandler');
const ng1Module =
angular.module('ng1Module', [])
.component('ng1A', ng1ComponentA)
.component('ng1B', ng1ComponentB)
.component('ng1C', ng1ComponentC)
.directive('ng2A', downgradeComponent({component: Ng2ComponentA}))
.directive('ng2B', downgradeComponent({component: Ng2ComponentB}))
.directive('ng2C', downgradeComponent({component: Ng2ComponentC}))
.value('$exceptionHandler', mockExceptionHandler);
// Define `Ng2Module`
@NgModule({
declarations: [
Ng1ComponentAFacade, Ng1ComponentBFacade, Ng1ComponentCFacade, Ng2ComponentA,
Ng2ComponentB, Ng2ComponentC
],
entryComponents: [Ng2ComponentA, Ng2ComponentB, Ng2ComponentC],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const elementA = html(`<ng2-a></ng2-a>`);
const elementB = html(`<ng2-b></ng2-b>`);
const elementC = html(`<ng2-c></ng2-c>`);
bootstrap(platformBrowserDynamic(), Ng2Module, elementA, ng1Module).then(() => {
expect(mockExceptionHandler).toHaveBeenCalledWith(jasmine.objectContaining({
originalError: new Error(
'Unable to find required \'iDoNotExist\' in upgraded directive \'ng1A\'.')
}));
});
bootstrap(platformBrowserDynamic(), Ng2Module, elementB, ng1Module).then(() => {
expect(mockExceptionHandler).toHaveBeenCalledWith(jasmine.objectContaining({
originalError: new Error(
'Unable to find required \'^iDoNotExist\' in upgraded directive \'ng1B\'.')
}));
});
bootstrap(platformBrowserDynamic(), Ng2Module, elementC, ng1Module).then(() => {
expect(mockExceptionHandler).toHaveBeenCalledWith(jasmine.objectContaining({
originalError: new Error(
'Unable to find required \'^^iDoNotExist\' in upgraded directive \'ng1C\'.')
}));
});
}));
it('should not throw if missing required controller is optional', async(() => {
// Define `ng1Component`
const ng1Component: angular.IComponent = {
require: {
foo: '?iDoNotExist',
bar: '^?iDoNotExist',
baz: '?^^iDoNotExist',
}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1'})
class Ng1ComponentFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1></ng1>'})
class Ng2Component {
}
// Define `ng1Module`
const mockExceptionHandler = jasmine.createSpy('$exceptionHandler');
const ng1Module = angular.module('ng1Module', [])
.component('ng1', ng1Component)
.directive('ng2', downgradeComponent({component: Ng2Component}))
.value('$exceptionHandler', mockExceptionHandler);
// 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(() => {
expect(mockExceptionHandler).not.toHaveBeenCalled();
});
}));
it('should assign resolved values to the controller instance (if `require` is not object)',
async(() => {
// Define `ng1Component`
const ng1ComponentA: angular.IComponent = {
template: 'ng1A(<div><ng2></ng2></div>)',
controller: class {value = 'A';}
};
const ng1ComponentB: angular.IComponent = {
template: `ng1B({{ $ctrl.getProps() }})`,
require: '^ng1A',
controller: class {
getProps() {
// If all goes well, there should be no keys on `this`
return Object.keys(this).join(', ');
}
}
};
const ng1ComponentC: angular.IComponent = {
template: `ng1C({{ $ctrl.getProps() }})`,
require: ['?ng1A', '^ng1A', '^^ng1A', 'ng1C', '^ng1C', '?^^ng1C'],
controller: class {
getProps() {
// If all goes well, there should be no keys on `this`
return Object.keys(this).join(', ');
}
}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1B'})
class Ng1ComponentBFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1B', elementRef, injector);
}
}
@Directive({selector: 'ng1C'})
class Ng1ComponentCFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1C', elementRef, injector);
}
}
// Define `Ng2Component`
@Component(
{selector: 'ng2', template: 'ng2(<div><ng1B></ng1B> | <ng1C></ng1C></div>)'})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.component('ng1A', ng1ComponentA)
.component('ng1B', ng1ComponentB)
.component('ng1C', ng1ComponentC)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentBFacade, Ng1ComponentCFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng1-a></ng1-a>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
expect(multiTrim(element.textContent)).toBe('ng1A(ng2(ng1B() | ng1C()))');
});
}));
it('should assign resolved values to the controller instance (if `require` is object)',
async(() => {
// Define `ng1Component`
const ng1ComponentA: angular.IComponent = {
template: 'ng1A(<div><ng2></ng2></div>)',
controller: class {value = 'A';}
};
const ng1ComponentB: angular.IComponent = {
template: `ng1B(
ng1A: {{ $ctrl.ng1ASelf.value }} |
^ng1A: {{ $ctrl.ng1ASelfUp.value }} |
^^ng1A: {{ $ctrl.ng1AParentUp.value }} |
ng1B: {{ $ctrl.ng1BSelf.value }} |
^ng1B: {{ $ctrl.ng1BSelfUp.value }} |
^^ng1B: {{ $ctrl.ng1BParentUp.value }}
)`,
require: {
ng1ASelf: '?ng1A',
ng1ASelfUp: '^ng1A',
ng1AParentUp: '^^ng1A',
ng1BSelf: 'ng1B',
ng1BSelfUp: '^ng1B',
ng1BParentUp: '?^^ng1B',
},
controller: class {value = 'B';}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1B'})
class Ng1ComponentBFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1B', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: 'ng2(<div><ng1B></ng1B></div>)'})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.component('ng1A', ng1ComponentA)
.component('ng1B', ng1ComponentB)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentBFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng1-a></ng1-a>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
expect(multiTrim(element.textContent))
.toBe(
'ng1A(ng2(ng1B( ng1A: | ^ng1A: A | ^^ng1A: A | ng1B: B | ^ng1B: B | ^^ng1B: )))');
});
}));
it('should assign to controller before calling `$onInit()`', async(() => {
// Define `ng1Component`
const ng1ComponentA: angular.IComponent = {
template: '<ng2></ng2>',
controller: class {value = 'ng1A';}
};
const ng1ComponentB: angular.IComponent = {
template: '$onInit: {{ $ctrl.onInitValue }}',
require: {required: '^^ng1A'},
controller: class {
$onInit() {
const self = this as any;
self.onInitValue = self.required.value;
}
}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1B'})
class Ng1ComponentBFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1B', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1B></ng1B>'})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.component('ng1A', ng1ComponentA)
.component('ng1B', ng1ComponentB)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentBFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng1-a></ng1-a>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
expect(multiTrim(element.textContent)).toBe('$onInit: ng1A');
});
}));
it('should use the key as name if the required controller name is omitted', async(() => {
// Define `ng1Component`
const ng1ComponentA: angular.IComponent = {
template: '<ng1-b></ng1-b>',
controller: class {value = 'A';}
};
const ng1ComponentB:
angular.IComponent = {template: '<ng2></ng2>', controller: class {value = 'B';}};
const ng1ComponentC: angular.IComponent = {
template:
'ng1A: {{ $ctrl.ng1A.value }} | ng1B: {{ $ctrl.ng1B.value }} | ng1C: {{ $ctrl.ng1C.value }}',
require: {
ng1A: '^^',
ng1B: '?^',
ng1C: '',
},
controller: class {value = 'C';}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1C'})
class Ng1ComponentCFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1C', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1C></ng1C>'})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.component('ng1A', ng1ComponentA)
.component('ng1B', ng1ComponentB)
.component('ng1C', ng1ComponentC)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentCFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html('<ng1-a></ng1-a>');
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
expect(multiTrim(element.textContent)).toBe('ng1A: A | ng1B: B | ng1C: C');
});
}));
});
});
describe('lifecycle hooks', () => {
it('should call `$onChanges()` on binding destination (prototype)', fakeAsync(() => {
const scopeOnChanges = jasmine.createSpy('scopeOnChanges');
const controllerOnChangesA = jasmine.createSpy('controllerOnChangesA');
const controllerOnChangesB = jasmine.createSpy('controllerOnChangesB');
let ng2ComponentInstance: Ng2Component;
// Define `ng1Directive`
const ng1DirectiveA: angular.IDirective = {
template: '',
scope: {inputA: '<'},
bindToController: false,
controllerAs: '$ctrl',
controller:
class {$onChanges(changes: SimpleChanges) { controllerOnChangesA(changes); }}
};
const ng1DirectiveB: angular.IDirective = {
template: '',
scope: {inputB: '<'},
bindToController: true,
controllerAs: '$ctrl',
controller: class {
constructor($scope: angular.IScope) {
Object.getPrototypeOf($scope)['$onChanges'] = scopeOnChanges;
}
$onChanges(changes: SimpleChanges) { controllerOnChangesB(changes); }
}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1A'})
class Ng1ComponentAFacade extends UpgradeComponent {
@Input() inputA: any;
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1A', elementRef, injector);
}
}
@Directive({selector: 'ng1B'})
class Ng1ComponentBFacade extends UpgradeComponent {
@Input() inputB: any;
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1B', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({
selector: 'ng2',
template: '<ng1A [inputA]="data"></ng1A> | <ng1B [inputB]="data"></ng1B>'
})
class Ng2Component {
data = {foo: 'bar'};
constructor() { ng2ComponentInstance = this; }
}
// 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>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(adapter => {
// Initial change
expect(scopeOnChanges.calls.count()).toBe(1);
expect(controllerOnChangesA).not.toHaveBeenCalled();
expect(controllerOnChangesB.calls.count()).toBe(1);
expect(scopeOnChanges.calls.argsFor(0)[0]).toEqual({inputA: jasmine.any(Object)});
expect(scopeOnChanges.calls.argsFor(0)[0].inputA.currentValue).toEqual({foo: 'bar'});
expect(scopeOnChanges.calls.argsFor(0)[0].inputA.isFirstChange()).toBe(true);
expect(controllerOnChangesB.calls.argsFor(0)[0].inputB.currentValue).toEqual({
foo: 'bar'
});
expect(controllerOnChangesB.calls.argsFor(0)[0].inputB.isFirstChange()).toBe(true);
// Change: Re-assign `data`
ng2ComponentInstance.data = {foo: 'baz'};
digest(adapter);
tick();
expect(scopeOnChanges.calls.count()).toBe(2);
expect(controllerOnChangesA).not.toHaveBeenCalled();
expect(controllerOnChangesB.calls.count()).toBe(2);
expect(scopeOnChanges.calls.argsFor(1)[0]).toEqual({inputA: jasmine.any(Object)});
expect(scopeOnChanges.calls.argsFor(1)[0].inputA.previousValue).toEqual({foo: 'bar'});
expect(scopeOnChanges.calls.argsFor(1)[0].inputA.currentValue).toEqual({foo: 'baz'});
expect(scopeOnChanges.calls.argsFor(1)[0].inputA.isFirstChange()).toBe(false);
expect(controllerOnChangesB.calls.argsFor(1)[0].inputB.previousValue).toEqual({
foo: 'bar'
});
expect(controllerOnChangesB.calls.argsFor(1)[0].inputB.currentValue).toEqual({
foo: 'baz'
});
expect(controllerOnChangesB.calls.argsFor(1)[0].inputB.isFirstChange()).toBe(false);
// No change: Update internal property
ng2ComponentInstance.data.foo = 'qux';
digest(adapter);
tick();
expect(scopeOnChanges.calls.count()).toBe(2);
expect(controllerOnChangesA).not.toHaveBeenCalled();
expect(controllerOnChangesB.calls.count()).toBe(2);
// Change: Re-assign `data` (even if it looks the same)
ng2ComponentInstance.data = {foo: 'qux'};
digest(adapter);
tick();
expect(scopeOnChanges.calls.count()).toBe(3);
expect(controllerOnChangesA).not.toHaveBeenCalled();
expect(controllerOnChangesB.calls.count()).toBe(3);
expect(scopeOnChanges.calls.argsFor(2)[0]).toEqual({inputA: jasmine.any(Object)});
expect(scopeOnChanges.calls.argsFor(2)[0].inputA.previousValue).toEqual({foo: 'qux'});
expect(scopeOnChanges.calls.argsFor(2)[0].inputA.currentValue).toEqual({foo: 'qux'});
expect(scopeOnChanges.calls.argsFor(2)[0].inputA.isFirstChange()).toBe(false);
expect(controllerOnChangesB.calls.argsFor(2)[0].inputB.previousValue).toEqual({
foo: 'qux'
});
expect(controllerOnChangesB.calls.argsFor(2)[0].inputB.currentValue).toEqual({
foo: 'qux'
});
expect(controllerOnChangesB.calls.argsFor(2)[0].inputB.isFirstChange()).toBe(false);
});
}));
it('should call `$onChanges()` on binding destination (instance)', fakeAsync(() => {
const scopeOnChangesA = jasmine.createSpy('scopeOnChangesA');
const scopeOnChangesB = jasmine.createSpy('scopeOnChangesB');
const controllerOnChangesA = jasmine.createSpy('controllerOnChangesA');
const controllerOnChangesB = jasmine.createSpy('controllerOnChangesB');
let ng2ComponentInstance: Ng2Component;
// Define `ng1Directive`
const ng1DirectiveA: angular.IDirective = {
template: '',
scope: {inputA: '<'},
bindToController: false,
controllerAs: '$ctrl',
controller: class {
constructor($scope: angular.IScope) {
$scope['$onChanges'] = scopeOnChangesA;
(this as any).$onChanges = controllerOnChangesA;
}
}
};
const ng1DirectiveB: angular.IDirective = {
template: '',
scope: {inputB: '<'},
bindToController: true,
controllerAs: '$ctrl',
controller: class {
constructor($scope: angular.IScope) {
$scope['$onChanges'] = scopeOnChangesB;
(this as any).$onChanges = controllerOnChangesB;
}
}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1A'})
class Ng1ComponentAFacade extends UpgradeComponent {
@Input() inputA: any;
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1A', elementRef, injector);
}
}
@Directive({selector: 'ng1B'})
class Ng1ComponentBFacade extends UpgradeComponent {
@Input() inputB: any;
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1B', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({
selector: 'ng2',
template: '<ng1A [inputA]="data"></ng1A> | <ng1B [inputB]="data"></ng1B>'
})
class Ng2Component {
data = {foo: 'bar'};
constructor() { ng2ComponentInstance = this; }
}
// 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>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(adapter => {
// Initial change
expect(scopeOnChangesA.calls.count()).toBe(1);
expect(scopeOnChangesB).not.toHaveBeenCalled();
expect(controllerOnChangesA).not.toHaveBeenCalled();
expect(controllerOnChangesB.calls.count()).toBe(1);
expect(scopeOnChangesA.calls.argsFor(0)[0].inputA.currentValue).toEqual({foo: 'bar'});
expect(scopeOnChangesA.calls.argsFor(0)[0].inputA.isFirstChange()).toBe(true);
expect(controllerOnChangesB.calls.argsFor(0)[0].inputB.currentValue).toEqual({
foo: 'bar'
});
expect(controllerOnChangesB.calls.argsFor(0)[0].inputB.isFirstChange()).toBe(true);
// Change: Re-assign `data`
ng2ComponentInstance.data = {foo: 'baz'};
digest(adapter);
tick();
expect(scopeOnChangesA.calls.count()).toBe(2);
expect(scopeOnChangesB).not.toHaveBeenCalled();
expect(controllerOnChangesA).not.toHaveBeenCalled();
expect(controllerOnChangesB.calls.count()).toBe(2);
expect(scopeOnChangesA.calls.argsFor(1)[0].inputA.previousValue).toEqual({foo: 'bar'});
expect(scopeOnChangesA.calls.argsFor(1)[0].inputA.currentValue).toEqual({foo: 'baz'});
expect(scopeOnChangesA.calls.argsFor(1)[0].inputA.isFirstChange()).toBe(false);
expect(controllerOnChangesB.calls.argsFor(1)[0].inputB.previousValue).toEqual({
foo: 'bar'
});
expect(controllerOnChangesB.calls.argsFor(1)[0].inputB.currentValue).toEqual({
foo: 'baz'
});
expect(controllerOnChangesB.calls.argsFor(1)[0].inputB.isFirstChange()).toBe(false);
// No change: Update internal property
ng2ComponentInstance.data.foo = 'qux';
digest(adapter);
tick();
expect(scopeOnChangesA.calls.count()).toBe(2);
expect(scopeOnChangesB).not.toHaveBeenCalled();
expect(controllerOnChangesA).not.toHaveBeenCalled();
expect(controllerOnChangesB.calls.count()).toBe(2);
// Change: Re-assign `data` (even if it looks the same)
ng2ComponentInstance.data = {foo: 'qux'};
digest(adapter);
tick();
expect(scopeOnChangesA.calls.count()).toBe(3);
expect(scopeOnChangesB).not.toHaveBeenCalled();
expect(controllerOnChangesA).not.toHaveBeenCalled();
expect(controllerOnChangesB.calls.count()).toBe(3);
expect(scopeOnChangesA.calls.argsFor(2)[0].inputA.previousValue).toEqual({foo: 'qux'});
expect(scopeOnChangesA.calls.argsFor(2)[0].inputA.currentValue).toEqual({foo: 'qux'});
expect(scopeOnChangesA.calls.argsFor(2)[0].inputA.isFirstChange()).toBe(false);
expect(controllerOnChangesB.calls.argsFor(2)[0].inputB.previousValue).toEqual({
foo: 'qux'
});
expect(controllerOnChangesB.calls.argsFor(2)[0].inputB.currentValue).toEqual({
foo: 'qux'
});
expect(controllerOnChangesB.calls.argsFor(2)[0].inputB.isFirstChange()).toBe(false);
});
}));
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($scope: angular.IScope) {
$scope['called'] = 'no';
(this as any)['$onInit'] = () => $scope['called'] = 'yes';
}
}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1A'})
class Ng1ComponentAFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1A', elementRef, injector);
}
}
@Directive({selector: 'ng1B'})
class Ng1ComponentBFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1B', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1A></ng1A> | <ng1B></ng1B>'})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.directive('ng1A', () => ng1DirectiveA)
.directive('ng1B', () => ng1DirectiveB)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentAFacade, Ng1ComponentBFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
expect(multiTrim(element.textContent)).toBe('Called: yes | Called: yes');
});
}));
it('should not call `$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'] = () => $scope['called'] = 'yes';
Object.getPrototypeOf($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'] = () => $scope['called'] = 'yes';
Object.getPrototypeOf($scope)['$onInit'] = () => $scope['called'] = 'yes';
}
}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1A'})
class Ng1ComponentAFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1A', elementRef, injector);
}
}
@Directive({selector: 'ng1B'})
class Ng1ComponentBFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1B', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1A></ng1A> | <ng1B></ng1B>'})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.directive('ng1A', () => ng1DirectiveA)
.directive('ng1B', () => ng1DirectiveB)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentAFacade, Ng1ComponentBFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
expect(multiTrim(element.textContent)).toBe('Called: no | Called: no');
});
}));
it('should call `$postLink()` on controller', async(() => {
// Define `ng1Directive`
const ng1DirectiveA: angular.IDirective = {
template: 'Called: {{ called }}',
bindToController: false,
controller: class {
constructor(private $scope: angular.IScope) { $scope['called'] = 'no'; }
$postLink() { this.$scope['called'] = 'yes'; }
}
};
const ng1DirectiveB: angular.IDirective = {
template: 'Called: {{ called }}',
bindToController: true,
controller: class {
constructor($scope: angular.IScope) {
$scope['called'] = 'no';
(this as any)['$postLink'] = () => $scope['called'] = 'yes';
}
}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1A'})
class Ng1ComponentAFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1A', elementRef, injector);
}
}
@Directive({selector: 'ng1B'})
class Ng1ComponentBFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1B', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1A></ng1A> | <ng1B></ng1B>'})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.directive('ng1A', () => ng1DirectiveA)
.directive('ng1B', () => ng1DirectiveB)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentAFacade, Ng1ComponentBFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
expect(multiTrim(element.textContent)).toBe('Called: yes | Called: yes');
});
}));
it('should not call `$postLink()` on scope', async(() => {
// Define `ng1Directive`
const ng1DirectiveA: angular.IDirective = {
template: 'Called: {{ called }}',
bindToController: false,
controller: class {
constructor($scope: angular.IScope) {
$scope['called'] = 'no';
$scope['$postLink'] = () => $scope['called'] = 'yes';
Object.getPrototypeOf($scope)['$postLink'] = () => $scope['called'] = 'yes';
}
}
};
const ng1DirectiveB: angular.IDirective = {
template: 'Called: {{ called }}',
bindToController: true,
controller: class {
constructor($scope: angular.IScope) {
$scope['called'] = 'no';
$scope['$postLink'] = () => $scope['called'] = 'yes';
Object.getPrototypeOf($scope)['$postLink'] = () => $scope['called'] = 'yes';
}
}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1A'})
class Ng1ComponentAFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1A', elementRef, injector);
}
}
@Directive({selector: 'ng1B'})
class Ng1ComponentBFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1B', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1A></ng1A> | <ng1B></ng1B>'})
class Ng2Component {
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.directive('ng1A', () => ng1DirectiveA)
.directive('ng1B', () => ng1DirectiveB)
.directive('ng2', downgradeComponent({component: Ng2Component}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentAFacade, Ng1ComponentBFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2></ng2>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
expect(multiTrim(element.textContent)).toBe('Called: no | Called: no');
});
}));
it('should call `$onDestroy()` on controller', async(() => {
const controllerOnDestroyA = jasmine.createSpy('controllerOnDestroyA');
const controllerOnDestroyB = jasmine.createSpy('controllerOnDestroyB');
// Define `ng1Directive`
const ng1DirectiveA: angular.IDirective = {
template: 'ng1A',
scope: {},
bindToController: false,
controllerAs: '$ctrl',
controller: class {$onDestroy() { controllerOnDestroyA(); }}
};
const ng1DirectiveB: angular.IDirective = {
template: 'ng1B',
scope: {},
bindToController: true,
controllerAs: '$ctrl',
controller:
class {constructor() { (this as any)['$onDestroy'] = controllerOnDestroyB; }}
};
// 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: '<div *ngIf="show"><ng1A></ng1A> | <ng1B></ng1B></div>'})
class Ng2Component {
@Input() show: boolean;
}
// Define `ng1Module`
const ng1Module =
angular.module('ng1Module', [])
.directive('ng1A', () => ng1DirectiveA)
.directive('ng1B', () => ng1DirectiveB)
.directive(
'ng2', downgradeComponent({component: Ng2Component, inputs: ['show']}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentAFacade, Ng1ComponentBFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html('<ng2 [show]="!destroyFromNg2" ng-if="!destroyFromNg1"></ng2>');
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(adapter => {
const $rootScope = adapter.$injector.get('$rootScope') as angular.IRootScopeService;
expect(multiTrim(document.body.textContent)).toBe('ng1A | ng1B');
expect(controllerOnDestroyA).not.toHaveBeenCalled();
expect(controllerOnDestroyB).not.toHaveBeenCalled();
$rootScope.$apply('destroyFromNg1 = true');
expect(multiTrim(document.body.textContent)).toBe('');
expect(controllerOnDestroyA).toHaveBeenCalled();
expect(controllerOnDestroyB).toHaveBeenCalled();
controllerOnDestroyA.calls.reset();
controllerOnDestroyB.calls.reset();
$rootScope.$apply('destroyFromNg1 = false');
expect(multiTrim(document.body.textContent)).toBe('ng1A | ng1B');
expect(controllerOnDestroyA).not.toHaveBeenCalled();
expect(controllerOnDestroyB).not.toHaveBeenCalled();
$rootScope.$apply('destroyFromNg2 = true');
expect(multiTrim(document.body.textContent)).toBe('');
expect(controllerOnDestroyA).toHaveBeenCalled();
expect(controllerOnDestroyB).toHaveBeenCalled();
});
}));
it('should not call `$onDestroy()` on scope', async(() => {
const scopeOnDestroy = jasmine.createSpy('scopeOnDestroy');
// Define `ng1Directive`
const ng1DirectiveA: angular.IDirective = {
template: 'ng1A',
scope: {},
bindToController: false,
controllerAs: '$ctrl',
controller: class {
constructor($scope: angular.IScope) {
$scope['$onDestroy'] = scopeOnDestroy;
Object.getPrototypeOf($scope)['$onDestroy'] = scopeOnDestroy;
}
}
};
const ng1DirectiveB: angular.IDirective = {
template: 'ng1B',
scope: {},
bindToController: true,
controllerAs: '$ctrl',
controller: class {
constructor($scope: angular.IScope) {
$scope['$onDestroy'] = scopeOnDestroy;
Object.getPrototypeOf($scope)['$onDestroy'] = scopeOnDestroy;
}
}
};
// 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: '<div *ngIf="show"><ng1A></ng1A> | <ng1B></ng1B></div>'})
class Ng2Component {
@Input() show: boolean;
}
// Define `ng1Module`
const ng1Module =
angular.module('ng1Module', [])
.directive('ng1A', () => ng1DirectiveA)
.directive('ng1B', () => ng1DirectiveB)
.directive(
'ng2', downgradeComponent({component: Ng2Component, inputs: ['show']}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentAFacade, Ng1ComponentBFacade, Ng2Component],
entryComponents: [Ng2Component],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html('<ng2 [show]="!destroyFromNg2" ng-if="!destroyFromNg1"></ng2>');
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(adapter => {
const $rootScope = adapter.$injector.get('$rootScope') as angular.IRootScopeService;
expect(multiTrim(document.body.textContent)).toBe('ng1A | ng1B');
expect(scopeOnDestroy).not.toHaveBeenCalled();
$rootScope.$apply('destroyFromNg1 = true');
expect(multiTrim(document.body.textContent)).toBe('');
expect(scopeOnDestroy).not.toHaveBeenCalled();
$rootScope.$apply('destroyFromNg1 = false');
expect(multiTrim(document.body.textContent)).toBe('ng1A | ng1B');
expect(scopeOnDestroy).not.toHaveBeenCalled();
$rootScope.$apply('destroyFromNg2 = true');
expect(multiTrim(document.body.textContent)).toBe('');
expect(scopeOnDestroy).not.toHaveBeenCalled();
});
}));
it('should be called in order `$onChanges()` > `$onInit()` > `$postLink()`', async(() => {
// Define `ng1Component`
const ng1Component: angular.IComponent = {
template: '{{ $ctrl.calls.join(" > ") }}',
bindings: {value: '<'},
controller: class {
calls: string[] = [];
$onChanges() { this.calls.push('$onChanges'); } $onInit() {
this.calls.push('$onInit');
} $postLink() { this.calls.push('$postLink'); }
}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1'})
class Ng1ComponentFacade extends UpgradeComponent {
@Input() value: any;
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2', template: '<ng1 value="foo"></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(() => {
expect(multiTrim(element.textContent)).toBe('$onChanges > $onInit > $postLink');
});
}));
});
it('should destroy `$componentScope` when destroying the upgraded component', async(() => {
const scopeDestroyListener = jasmine.createSpy('scopeDestroyListener');
let ng2ComponentAInstance: Ng2ComponentA;
// Define `ng1Component`
const ng1Component: angular.IComponent = {
controller: class {
constructor($scope: angular.IScope) { $scope.$on('$destroy', scopeDestroyListener); }
}
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1'})
class Ng1ComponentFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2A', template: '<ng2B *ngIf="!destroyIt"></ng2B>'})
class Ng2ComponentA {
destroyIt = false;
constructor() { ng2ComponentAInstance = this; }
}
@Component({selector: 'ng2B', template: '<ng1></ng1>'})
class Ng2ComponentB {
}
// Define `ng1Module`
const ng1Module = angular.module('ng1Module', [])
.component('ng1', ng1Component)
.directive('ng2A', downgradeComponent({component: Ng2ComponentA}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2ComponentA, Ng2ComponentB],
entryComponents: [Ng2ComponentA],
imports: [BrowserModule, UpgradeModule]
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2-a></ng2-a>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(adapter => {
expect(scopeDestroyListener).not.toHaveBeenCalled();
ng2ComponentAInstance.destroyIt = true;
digest(adapter);
expect(scopeDestroyListener).toHaveBeenCalled();
});
}));
it('should support ng2 > ng1 > ng2 (no inputs/outputs)', async(() => {
// Define `ng1Component`
const ng1Component: angular.IComponent = {template: 'ng1X(<ng2-b></ng2-b>)'};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1X'})
class Ng1ComponentFacade extends UpgradeComponent {
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1X', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({selector: 'ng2-a', template: 'ng2A(<ng1X></ng1X>)'})
class Ng2ComponentA {
}
@Component({selector: 'ng2-b', template: 'ng2B'})
class Ng2ComponentB {
}
// Define `ng1Module`
const ng1Module = angular.module('ng1', [])
.component('ng1X', ng1Component)
.directive('ng2A', downgradeComponent({component: Ng2ComponentA}))
.directive('ng2B', downgradeComponent({component: Ng2ComponentB}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentFacade, Ng2ComponentA, Ng2ComponentB],
entryComponents: [Ng2ComponentA, Ng2ComponentB],
imports: [BrowserModule, UpgradeModule],
schemas: [NO_ERRORS_SCHEMA],
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2-a></ng2-a>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
expect(multiTrim(document.body.textContent)).toBe('ng2A(ng1X(ng2B))');
});
}));
it('should support ng2 > ng1 > ng2 (with inputs/outputs)', fakeAsync(() => {
let ng2ComponentAInstance: Ng2ComponentA;
let ng2ComponentBInstance: Ng2ComponentB;
let ng1ControllerXInstance: Ng1ControllerX;
// Define `ng1Component`
class Ng1ControllerX {
ng1XInputA: string;
ng1XInputB: any;
ng1XInputC: any;
constructor() { ng1ControllerXInstance = this; }
}
const ng1Component: angular.IComponent = {
template: `
ng1X({{ $ctrl.ng1XInputA }}, {{ $ctrl.ng1XInputB.value }}, {{ $ctrl.ng1XInputC.value }}) |
<ng2-b
[ng2-b-input1]="$ctrl.ng1XInputA"
[ng2-b-input-c]="$ctrl.ng1XInputC.value"
(ng2-b-output-c)="$ctrl.ng1XInputC = {value: $event}">
</ng2-b>
`,
bindings: {
ng1XInputA: '@',
ng1XInputB: '<',
ng1XInputC: '=',
ng1XOutputA: '&',
ng1XOutputB: '&'
},
controller: Ng1ControllerX
};
// Define `Ng1ComponentFacade`
@Directive({selector: 'ng1X'})
class Ng1ComponentXFacade extends UpgradeComponent {
@Input() ng1XInputA: string;
@Input() ng1XInputB: any;
@Input() ng1XInputC: any;
@Output() ng1XInputCChange: EventEmitter<any>;
@Output() ng1XOutputA: EventEmitter<any>;
@Output() ng1XOutputB: EventEmitter<any>;
constructor(elementRef: ElementRef, injector: Injector) {
super('ng1X', elementRef, injector);
}
}
// Define `Ng2Component`
@Component({
selector: 'ng2-a',
template: `
ng2A({{ ng2ADataA.value }}, {{ ng2ADataB.value }}, {{ ng2ADataC.value }}) |
<ng1X
ng1XInputA="{{ ng2ADataA.value }}"
bind-ng1XInputB="ng2ADataB"
[(ng1XInputC)]="ng2ADataC"
(ng1XOutputA)="ng2ADataA = $event"
on-ng1XOutputB="ng2ADataB.value = $event">
</ng1X>
`
})
class Ng2ComponentA {
ng2ADataA = {value: 'foo'};
ng2ADataB = {value: 'bar'};
ng2ADataC = {value: 'baz'};
constructor() { ng2ComponentAInstance = this; }
}
@Component({selector: 'ng2-b', template: 'ng2B({{ ng2BInputA }}, {{ ng2BInputC }})'})
class Ng2ComponentB {
@Input('ng2BInput1') ng2BInputA: any;
@Input() ng2BInputC: any;
@Output() ng2BOutputC = new EventEmitter();
constructor() { ng2ComponentBInstance = this; }
}
// Define `ng1Module`
const ng1Module = angular.module('ng1', [])
.component('ng1X', ng1Component)
.directive('ng2A', downgradeComponent({component: Ng2ComponentA}))
.directive('ng2B', downgradeComponent({
component: Ng2ComponentB,
inputs: ['ng2BInputA: ng2BInput1', 'ng2BInputC'],
outputs: ['ng2BOutputC']
}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentXFacade, Ng2ComponentA, Ng2ComponentB],
entryComponents: [Ng2ComponentA, Ng2ComponentB],
imports: [BrowserModule, UpgradeModule],
schemas: [NO_ERRORS_SCHEMA],
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2-a></ng2-a>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(adapter => {
// Initial value propagation.
// (ng2A > ng1X > ng2B)
expect(multiTrim(document.body.textContent))
.toBe('ng2A(foo, bar, baz) | ng1X(foo, bar, baz) | ng2B(foo, baz)');
// Update `ng2BInputA`/`ng2BInputC`.
// (Should not propagate upwards.)
ng2ComponentBInstance.ng2BInputA = 'foo2';
ng2ComponentBInstance.ng2BInputC = 'baz2';
digest(adapter);
tick();
expect(multiTrim(document.body.textContent))
.toBe('ng2A(foo, bar, baz) | ng1X(foo, bar, baz) | ng2B(foo2, baz2)');
// Emit from `ng2BOutputC`.
// (Should propagate all the way up to `ng1ADataC` and back all the way down to
// `ng2BInputC`.)
ng2ComponentBInstance.ng2BOutputC.emit('baz3');
digest(adapter);
tick();
expect(multiTrim(document.body.textContent))
.toBe('ng2A(foo, bar, baz3) | ng1X(foo, bar, baz3) | ng2B(foo2, baz3)');
// Update `ng1XInputA`/`ng1XInputB`.
// (Should not propagate upwards, only downwards.)
ng1ControllerXInstance.ng1XInputA = 'foo4';
ng1ControllerXInstance.ng1XInputB = {value: 'bar4'};
digest(adapter);
tick();
expect(multiTrim(document.body.textContent))
.toBe('ng2A(foo, bar, baz3) | ng1X(foo4, bar4, baz3) | ng2B(foo4, baz3)');
// Update `ng1XInputC`.
// (Should propagate upwards and downwards.)
ng1ControllerXInstance.ng1XInputC = {value: 'baz5'};
digest(adapter);
tick();
expect(multiTrim(document.body.textContent))
.toBe('ng2A(foo, bar, baz5) | ng1X(foo4, bar4, baz5) | ng2B(foo4, baz5)');
// Update a property on `ng1XInputC`.
// (Should propagate upwards and downwards.)
ng1ControllerXInstance.ng1XInputC.value = 'baz6';
digest(adapter);
tick();
expect(multiTrim(document.body.textContent))
.toBe('ng2A(foo, bar, baz6) | ng1X(foo4, bar4, baz6) | ng2B(foo4, baz6)');
// Emit from `ng1XOutputA`.
// (Should propagate upwards to `ng1ADataA` and back all the way down to `ng2BInputA`.)
(ng1ControllerXInstance as any).ng1XOutputA({value: 'foo7'});
digest(adapter);
tick();
expect(multiTrim(document.body.textContent))
.toBe('ng2A(foo7, bar, baz6) | ng1X(foo7, bar4, baz6) | ng2B(foo7, baz6)');
// Emit from `ng1XOutputB`.
// (Should propagate upwards to `ng1ADataB`, but not downwards,
// since `ng1XInputB` has been re-assigned (i.e. `ng2ADataB !== ng1XInputB`).)
(ng1ControllerXInstance as any).ng1XOutputB('bar8');
digest(adapter);
tick();
expect(multiTrim(document.body.textContent))
.toBe('ng2A(foo7, bar8, baz6) | ng1X(foo7, bar4, baz6) | ng2B(foo7, baz6)');
// Update `ng2ADataA`/`ng2ADataB`/`ng2ADataC`.
// (Should propagate everywhere.)
ng2ComponentAInstance.ng2ADataA = {value: 'foo9'};
ng2ComponentAInstance.ng2ADataB = {value: 'bar9'};
ng2ComponentAInstance.ng2ADataC = {value: 'baz9'};
digest(adapter);
tick();
expect(multiTrim(document.body.textContent))
.toBe('ng2A(foo9, bar9, baz9) | ng1X(foo9, bar9, baz9) | ng2B(foo9, baz9)');
});
}));
it('should ng1 > ng1 > ng2 > ng1 (with `require`)', async(() => {
// Define `ng1Component`
const ng1ComponentA: angular.IComponent = {
template: 'ng1A(<ng2-b></ng2-b>)',
controller: class {value = 'ng1A';}
};
const ng1ComponentB: angular.IComponent = {
template:
'ng1B(^^ng1A: {{ $ctrl.ng1A.value }} | ?^^ng1B: {{ $ctrl.ng1B.value }} | ^ng1B: {{ $ctrl.ng1BSelf.value }})',
require: {ng1A: '^^', ng1B: '?^^', ng1BSelf: '^ng1B'},
controller: class {value = 'ng1B';}
};
// 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-a', template: 'ng2A(<ng1A></ng1A>)'})
class Ng2ComponentA {
}
@Component({selector: 'ng2-b', template: 'ng2B(<ng1B></ng1B>)'})
class Ng2ComponentB {
}
// Define `ng1Module`
const ng1Module = angular.module('ng1', [])
.component('ng1A', ng1ComponentA)
.component('ng1B', ng1ComponentB)
.directive('ng2A', downgradeComponent({component: Ng2ComponentA}))
.directive('ng2B', downgradeComponent({component: Ng2ComponentB}));
// Define `Ng2Module`
@NgModule({
declarations: [Ng1ComponentAFacade, Ng1ComponentBFacade, Ng2ComponentA, Ng2ComponentB],
entryComponents: [Ng2ComponentA, Ng2ComponentB],
imports: [BrowserModule, UpgradeModule],
schemas: [NO_ERRORS_SCHEMA],
})
class Ng2Module {
ngDoBootstrap() {}
}
// Bootstrap
const element = html(`<ng2-a></ng2-a>`);
bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(() => {
expect(multiTrim(document.body.textContent))
.toBe('ng2A(ng1A(ng2B(ng1B(^^ng1A: ng1A | ?^^ng1B: | ^ng1B: ng1B))))');
});
}));
});
}
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