angular-docs-cn/modules/@angular/upgrade/test/upgrade_spec.ts

1018 lines
43 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 {Class, Component, EventEmitter, Inject, NO_ERRORS_SCHEMA, NgModule, OpaqueToken, Testability, destroyPlatform, forwardRef} from '@angular/core';
import {async} from '@angular/core/testing';
import {BrowserModule} from '@angular/platform-browser';
import {UpgradeAdapter} from '@angular/upgrade';
import * as angular from '@angular/upgrade/src/angular_js';
export function main() {
describe('adapter: ng1 to ng2', () => {
beforeEach(() => destroyPlatform());
afterEach(() => destroyPlatform());
it('should have angular 1 loaded', () => expect(angular.version.major).toBe(1));
it('should instantiate ng2 in ng1 template and project content', async(() => {
var ng1Module = angular.module('ng1', []);
var Ng2 = Component({selector: 'ng2', template: `{{ 'NG2' }}(<ng-content></ng-content>)`})
.Class({constructor: function() {}});
var Ng2Module = NgModule({declarations: [Ng2], imports: [BrowserModule]}).Class({
constructor: function() {}
});
var element =
html('<div>{{ \'ng1[\' }}<ng2>~{{ \'ng-content\' }}~</ng2>{{ \']\' }}</div>');
const adapter: UpgradeAdapter = new UpgradeAdapter(Ng2Module);
ng1Module.directive('ng2', adapter.downgradeNg2Component(Ng2));
adapter.bootstrap(element, ['ng1']).ready((ref) => {
expect(document.body.textContent).toEqual('ng1[NG2(~ng-content~)]');
ref.dispose();
});
}));
it('should instantiate ng1 in ng2 template and project content', async(() => {
const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
var ng1Module = angular.module('ng1', []);
var Ng2 = Component({
selector: 'ng2',
template: `{{ 'ng2(' }}<ng1>{{'transclude'}}</ng1>{{ ')' }}`,
}).Class({constructor: function Ng2() {}});
var Ng2Module = NgModule({
declarations: [adapter.upgradeNg1Component('ng1'), Ng2],
imports: [BrowserModule],
schemas: [NO_ERRORS_SCHEMA],
}).Class({constructor: function Ng2Module() {}});
ng1Module.directive('ng1', () => {
return {transclude: true, template: '{{ "ng1" }}(<ng-transclude></ng-transclude>)'};
});
ng1Module.directive('ng2', adapter.downgradeNg2Component(Ng2));
var element = html('<div>{{\'ng1(\'}}<ng2></ng2>{{\')\'}}</div>');
adapter.bootstrap(element, ['ng1']).ready((ref) => {
expect(document.body.textContent).toEqual('ng1(ng2(ng1(transclude)))');
ref.dispose();
});
}));
describe('scope/component change-detection', () => {
it('should interleave scope and component expressions', async(() => {
var ng1Module = angular.module('ng1', []);
var log: any[] /** TODO #9100 */ = [];
var l = function(value: any /** TODO #9100 */) {
log.push(value);
return value + ';';
};
const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
ng1Module.directive('ng1a', () => { return {template: '{{ l(\'ng1a\') }}'}; });
ng1Module.directive('ng1b', () => { return {template: '{{ l(\'ng1b\') }}'}; });
ng1Module.run(($rootScope: any /** TODO #9100 */) => {
$rootScope.l = l;
$rootScope.reset = () => log.length = 0;
});
var Ng2 = Component({
selector: 'ng2',
template: `{{l('2A')}}<ng1a></ng1a>{{l('2B')}}<ng1b></ng1b>{{l('2C')}}`
}).Class({constructor: function() { this.l = l; }});
var Ng2Module =
NgModule({
declarations: [
adapter.upgradeNg1Component('ng1a'), adapter.upgradeNg1Component('ng1b'), Ng2
],
imports: [BrowserModule],
schemas: [NO_ERRORS_SCHEMA],
}).Class({constructor: function() {}});
ng1Module.directive('ng2', adapter.downgradeNg2Component(Ng2));
var element =
html('<div>{{reset(); l(\'1A\');}}<ng2>{{l(\'1B\')}}</ng2>{{l(\'1C\')}}</div>');
adapter.bootstrap(element, ['ng1']).ready((ref) => {
expect(document.body.textContent).toEqual('1A;2A;ng1a;2B;ng1b;2C;1C;');
// https://github.com/angular/angular.js/issues/12983
expect(log).toEqual(['1A', '1B', '1C', '2A', '2B', '2C', 'ng1a', 'ng1b']);
ref.dispose();
});
}));
});
describe('downgrade ng2 component', () => {
it('should bind properties, events', async(() => {
const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
var ng1Module = angular.module('ng1', []);
ng1Module.run(($rootScope: any /** TODO #9100 */) => {
$rootScope.dataA = 'A';
$rootScope.dataB = 'B';
$rootScope.modelA = 'initModelA';
$rootScope.modelB = 'initModelB';
$rootScope.eventA = '?';
$rootScope.eventB = '?';
});
var Ng2 = Component({
selector: 'ng2',
inputs:
['literal', 'interpolate', 'oneWayA', 'oneWayB', 'twoWayA', 'twoWayB'],
outputs: [
'eventA', 'eventB', 'twoWayAEmitter: twoWayAChange',
'twoWayBEmitter: twoWayBChange'
],
template: 'ignore: {{ignore}}; ' +
'literal: {{literal}}; interpolate: {{interpolate}}; ' +
'oneWayA: {{oneWayA}}; oneWayB: {{oneWayB}}; ' +
'twoWayA: {{twoWayA}}; twoWayB: {{twoWayB}}; ({{ngOnChangesCount}})'
}).Class({
constructor: function() {
this.ngOnChangesCount = 0;
this.ignore = '-';
this.literal = '?';
this.interpolate = '?';
this.oneWayA = '?';
this.oneWayB = '?';
this.twoWayA = '?';
this.twoWayB = '?';
this.eventA = new EventEmitter();
this.eventB = new EventEmitter();
this.twoWayAEmitter = new EventEmitter();
this.twoWayBEmitter = new EventEmitter();
},
ngOnChanges: function(changes: any /** TODO #9100 */) {
var assert = (prop: any /** TODO #9100 */, value: any /** TODO #9100 */) => {
if (this[prop] != value) {
throw new Error(`Expected: '${prop}' to be '${value}' but was '${this[prop]}'`);
}
};
var assertChange = (prop: any /** TODO #9100 */, value: any /** TODO #9100 */) => {
assert(prop, value);
if (!changes[prop]) {
throw new Error(`Changes record for '${prop}' not found.`);
}
var actValue = changes[prop].currentValue;
if (actValue != value) {
throw new Error(
`Expected changes record for'${prop}' to be '${value}' but was '${actValue}'`);
}
};
switch (this.ngOnChangesCount++) {
case 0:
assert('ignore', '-');
assertChange('literal', 'Text');
assertChange('interpolate', 'Hello world');
assertChange('oneWayA', 'A');
assertChange('oneWayB', 'B');
assertChange('twoWayA', 'initModelA');
assertChange('twoWayB', 'initModelB');
this.twoWayAEmitter.emit('newA');
this.twoWayBEmitter.emit('newB');
this.eventA.emit('aFired');
this.eventB.emit('bFired');
break;
case 1:
assertChange('twoWayA', 'newA');
break;
case 2:
assertChange('twoWayB', 'newB');
break;
default:
throw new Error('Called too many times! ' + JSON.stringify(changes));
}
}
});
ng1Module.directive('ng2', adapter.downgradeNg2Component(Ng2));
var Ng2Module = NgModule({
declarations: [Ng2],
imports: [BrowserModule],
schemas: [NO_ERRORS_SCHEMA],
}).Class({constructor: function() {}});
var element = html(`<div>
<ng2 literal="Text" interpolate="Hello {{'world'}}"
bind-one-way-a="dataA" [one-way-b]="dataB"
bindon-two-way-a="modelA" [(two-way-b)]="modelB"
on-event-a='eventA=$event' (event-b)="eventB=$event"></ng2>
| modelA: {{modelA}}; modelB: {{modelB}}; eventA: {{eventA}}; eventB: {{eventB}};
</div>`);
adapter.bootstrap(element, ['ng1']).ready((ref) => {
expect(multiTrim(document.body.textContent))
.toEqual(
'ignore: -; ' +
'literal: Text; interpolate: Hello world; ' +
'oneWayA: A; oneWayB: B; twoWayA: newA; twoWayB: newB; (2) | ' +
'modelA: newA; modelB: newB; eventA: aFired; eventB: bFired;');
ref.dispose();
});
}));
it('should properly run cleanup when ng1 directive is destroyed', async(() => {
const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
var ng1Module = angular.module('ng1', []);
var onDestroyed: EventEmitter<string> = new EventEmitter<string>();
ng1Module.directive('ng1', () => {
return {
template: '<div ng-if="!destroyIt"><ng2></ng2></div>',
controller: function(
$rootScope: any /** TODO #9100 */, $timeout: any /** TODO #9100 */) {
$timeout(function() { $rootScope.destroyIt = true; });
}
};
});
var Ng2 = Component({selector: 'ng2', template: 'test'}).Class({
constructor: function() {},
ngOnDestroy: function() { onDestroyed.emit('destroyed'); }
});
var Ng2Module = NgModule({
declarations: [Ng2],
imports: [BrowserModule],
schemas: [NO_ERRORS_SCHEMA],
}).Class({constructor: function() {}});
ng1Module.directive('ng2', adapter.downgradeNg2Component(Ng2));
var element = html('<ng1></ng1>');
adapter.bootstrap(element, ['ng1']).ready((ref) => {
onDestroyed.subscribe(() => { ref.dispose(); });
});
}));
it('should fallback to the root ng2.injector when compiled outside the dom', async(() => {
const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
var ng1Module = angular.module('ng1', []);
ng1Module.directive('ng1', [
'$compile',
($compile: any /** TODO #9100 */) => {
return {
link: function(
$scope: any /** TODO #9100 */, $element: any /** TODO #9100 */,
$attrs: any /** TODO #9100 */) {
var compiled = $compile('<ng2></ng2>');
var template = compiled($scope);
$element.append(template);
}
};
}
]);
var Ng2 =
Component({selector: 'ng2', template: 'test'}).Class({constructor: function() {}});
var Ng2Module = NgModule({
declarations: [Ng2],
imports: [BrowserModule],
schemas: [NO_ERRORS_SCHEMA],
}).Class({constructor: function() {}});
ng1Module.directive('ng2', adapter.downgradeNg2Component(Ng2));
var element = html('<ng1></ng1>');
adapter.bootstrap(element, ['ng1']).ready((ref) => {
expect(multiTrim(document.body.textContent)).toEqual('test');
ref.dispose();
});
}));
});
describe('upgrade ng1 component', () => {
it('should bind properties, events', async(() => {
const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
var ng1Module = angular.module('ng1', []);
var ng1 = function() {
return {
template: 'Hello {{fullName}}; A: {{dataA}}; B: {{dataB}}; | ',
scope: {fullName: '@', modelA: '=dataA', modelB: '=dataB', event: '&'},
link: function(scope: any /** TODO #9100 */) {
scope.$watch('dataB', (v: any /** TODO #9100 */) => {
if (v == 'Savkin') {
scope.dataB = 'SAVKIN';
scope.event('WORKS');
// Should not update because [model-a] is uni directional
scope.dataA = 'VICTOR';
}
});
}
};
};
ng1Module.directive('ng1', ng1);
var Ng2 =
Component({
selector: 'ng2',
template:
'<ng1 fullName="{{last}}, {{first}}" [modelA]="first" [(modelB)]="last" ' +
'(event)="event=$event"></ng1>' +
'<ng1 fullName="{{\'TEST\'}}" modelA="First" modelB="Last"></ng1>' +
'{{event}}-{{last}}, {{first}}'
}).Class({
constructor: function() {
this.first = 'Victor';
this.last = 'Savkin';
this.event = '?';
}
});
var Ng2Module = NgModule({
declarations: [adapter.upgradeNg1Component('ng1'), Ng2],
imports: [BrowserModule],
schemas: [NO_ERRORS_SCHEMA],
}).Class({constructor: function() {}});
ng1Module.directive('ng2', adapter.downgradeNg2Component(Ng2));
var element = html(`<div><ng2></ng2></div>`);
adapter.bootstrap(element, ['ng1']).ready((ref) => {
// we need to do setTimeout, because the EventEmitter uses setTimeout to schedule
// events, and so without this we would not see the events processed.
setTimeout(() => {
expect(multiTrim(document.body.textContent))
.toEqual(
'Hello SAVKIN, Victor; A: VICTOR; B: SAVKIN; | Hello TEST; A: First; B: Last; | WORKS-SAVKIN, Victor');
ref.dispose();
}, 0);
});
}));
it('should bind properties, events in controller when bindToController is not used',
async(() => {
const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
var ng1Module = angular.module('ng1', []);
var ng1 = function() {
return {
restrict: 'E',
template: '{{someText}} - Length: {{data.length}}',
scope: {data: '='},
controller: function($scope: any /** TODO #9100 */) {
$scope.someText = 'ng1 - Data: ' + $scope.data;
}
};
};
ng1Module.directive('ng1', ng1);
var Ng2 =
Component({
selector: 'ng2',
template:
'{{someText}} - Length: {{dataList.length}} | <ng1 [(data)]="dataList"></ng1>'
}).Class({
constructor: function() {
this.dataList = [1, 2, 3];
this.someText = 'ng2';
}
});
var Ng2Module = NgModule({
declarations: [adapter.upgradeNg1Component('ng1'), Ng2],
imports: [BrowserModule],
schemas: [NO_ERRORS_SCHEMA],
}).Class({constructor: function() {}});
ng1Module.directive('ng2', adapter.downgradeNg2Component(Ng2));
var element = html(`<div><ng2></ng2></div>`);
adapter.bootstrap(element, ['ng1']).ready((ref) => {
// we need to do setTimeout, because the EventEmitter uses setTimeout to schedule
// events, and so without this we would not see the events processed.
setTimeout(() => {
expect(multiTrim(document.body.textContent))
.toEqual('ng2 - Length: 3 | ng1 - Data: 1,2,3 - Length: 3');
ref.dispose();
}, 0);
});
}));
it('should bind properties, events in link function', async(() => {
const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
var ng1Module = angular.module('ng1', []);
var ng1 = function() {
return {
restrict: 'E',
template: '{{someText}} - Length: {{data.length}}',
scope: {data: '='},
link: function($scope: any /** TODO #9100 */) {
$scope.someText = 'ng1 - Data: ' + $scope.data;
}
};
};
ng1Module.directive('ng1', ng1);
var Ng2 =
Component({
selector: 'ng2',
template:
'{{someText}} - Length: {{dataList.length}} | <ng1 [(data)]="dataList"></ng1>'
}).Class({
constructor: function() {
this.dataList = [1, 2, 3];
this.someText = 'ng2';
}
});
var Ng2Module = NgModule({
declarations: [adapter.upgradeNg1Component('ng1'), Ng2],
imports: [BrowserModule],
schemas: [NO_ERRORS_SCHEMA],
}).Class({constructor: function() {}});
ng1Module.directive('ng2', adapter.downgradeNg2Component(Ng2));
var element = html(`<div><ng2></ng2></div>`);
adapter.bootstrap(element, ['ng1']).ready((ref) => {
// we need to do setTimeout, because the EventEmitter uses setTimeout to schedule
// events, and so without this we would not see the events processed.
setTimeout(() => {
expect(multiTrim(document.body.textContent))
.toEqual('ng2 - Length: 3 | ng1 - Data: 1,2,3 - Length: 3');
ref.dispose();
}, 0);
});
}));
it('should support templateUrl fetched from $httpBackend', async(() => {
const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
var ng1Module = angular.module('ng1', []);
ng1Module.value(
'$httpBackend', (method: any /** TODO #9100 */, url: any /** TODO #9100 */,
post: any /** TODO #9100 */,
cbFn: any /** TODO #9100 */) => { cbFn(200, `${method}:${url}`); });
var ng1 = function() { return {templateUrl: 'url.html'}; };
ng1Module.directive('ng1', ng1);
var Ng2 = Component({selector: 'ng2', template: '<ng1></ng1>'}).Class({
constructor: function() {}
});
var Ng2Module = NgModule({
declarations: [adapter.upgradeNg1Component('ng1'), Ng2],
imports: [BrowserModule],
schemas: [NO_ERRORS_SCHEMA],
}).Class({constructor: function() {}});
ng1Module.directive('ng2', adapter.downgradeNg2Component(Ng2));
var element = html(`<div><ng2></ng2></div>`);
adapter.bootstrap(element, ['ng1']).ready((ref) => {
expect(multiTrim(document.body.textContent)).toEqual('GET:url.html');
ref.dispose();
});
}));
it('should support templateUrl as a function', async(() => {
const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
var ng1Module = angular.module('ng1', []);
ng1Module.value(
'$httpBackend', (method: any /** TODO #9100 */, url: any /** TODO #9100 */,
post: any /** TODO #9100 */,
cbFn: any /** TODO #9100 */) => { cbFn(200, `${method}:${url}`); });
var ng1 = function() { return {templateUrl() { return 'url.html'; }}; };
ng1Module.directive('ng1', ng1);
var Ng2 = Component({selector: 'ng2', template: '<ng1></ng1>'}).Class({
constructor: function() {}
});
var Ng2Module = NgModule({
declarations: [adapter.upgradeNg1Component('ng1'), Ng2],
imports: [BrowserModule],
schemas: [NO_ERRORS_SCHEMA],
}).Class({constructor: function() {}});
ng1Module.directive('ng2', adapter.downgradeNg2Component(Ng2));
var element = html(`<div><ng2></ng2></div>`);
adapter.bootstrap(element, ['ng1']).ready((ref) => {
expect(multiTrim(document.body.textContent)).toEqual('GET:url.html');
ref.dispose();
});
}));
it('should support empty template', async(() => {
const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
var ng1Module = angular.module('ng1', []);
var ng1 = function() { return {template: ''}; };
ng1Module.directive('ng1', ng1);
var Ng2 = Component({selector: 'ng2', template: '<ng1></ng1>'}).Class({
constructor: function() {}
});
var Ng2Module = NgModule({
declarations: [adapter.upgradeNg1Component('ng1'), Ng2],
imports: [BrowserModule],
schemas: [NO_ERRORS_SCHEMA],
}).Class({constructor: function() {}});
ng1Module.directive('ng2', adapter.downgradeNg2Component(Ng2));
var element = html(`<div><ng2></ng2></div>`);
adapter.bootstrap(element, ['ng1']).ready((ref) => {
expect(multiTrim(document.body.textContent)).toEqual('');
ref.dispose();
});
}));
it('should support template as a function', async(() => {
const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
var ng1Module = angular.module('ng1', []);
var ng1 = function() { return {template() { return ''; }}; };
ng1Module.directive('ng1', ng1);
var Ng2 = Component({selector: 'ng2', template: '<ng1></ng1>'}).Class({
constructor: function() {}
});
var Ng2Module = NgModule({
declarations: [adapter.upgradeNg1Component('ng1'), Ng2],
imports: [BrowserModule],
schemas: [NO_ERRORS_SCHEMA],
}).Class({constructor: function() {}});
ng1Module.directive('ng2', adapter.downgradeNg2Component(Ng2));
var element = html(`<div><ng2></ng2></div>`);
adapter.bootstrap(element, ['ng1']).ready((ref) => {
expect(multiTrim(document.body.textContent)).toEqual('');
ref.dispose();
});
}));
it('should support templateUrl fetched from $templateCache', async(() => {
const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
var ng1Module = angular.module('ng1', []);
ng1Module.run(
($templateCache: any /** TODO #9100 */) => $templateCache.put('url.html', 'WORKS'));
var ng1 = function() { return {templateUrl: 'url.html'}; };
ng1Module.directive('ng1', ng1);
var Ng2 = Component({selector: 'ng2', template: '<ng1></ng1>'}).Class({
constructor: function() {}
});
var Ng2Module = NgModule({
declarations: [adapter.upgradeNg1Component('ng1'), Ng2],
imports: [BrowserModule],
schemas: [NO_ERRORS_SCHEMA],
}).Class({constructor: function() {}});
ng1Module.directive('ng2', adapter.downgradeNg2Component(Ng2));
var element = html(`<div><ng2></ng2></div>`);
adapter.bootstrap(element, ['ng1']).ready((ref) => {
expect(multiTrim(document.body.textContent)).toEqual('WORKS');
ref.dispose();
});
}));
it('should support controller with controllerAs', async(() => {
const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
var ng1Module = angular.module('ng1', []);
var ng1 = function() {
return {
scope: true,
template:
'{{ctl.scope}}; {{ctl.isClass}}; {{ctl.hasElement}}; {{ctl.isPublished()}}',
controllerAs: 'ctl',
controller: Class({
constructor: function(
$scope: any /** TODO #9100 */, $element: any /** TODO #9100 */) {
(<any>this).verifyIAmAClass();
this.scope = $scope.$parent.$parent == $scope.$root ? 'scope' : 'wrong-scope';
this.hasElement = $element[0].nodeName;
this.$element = $element;
},
verifyIAmAClass: function() { this.isClass = 'isClass'; },
isPublished: function() {
return this.$element.controller('ng1') == this ? 'published' : 'not-published';
}
})
};
};
ng1Module.directive('ng1', ng1);
var Ng2 = Component({selector: 'ng2', template: '<ng1></ng1>'}).Class({
constructor: function() {}
});
var Ng2Module = NgModule({
declarations: [adapter.upgradeNg1Component('ng1'), Ng2],
imports: [BrowserModule],
schemas: [NO_ERRORS_SCHEMA],
}).Class({constructor: function() {}});
ng1Module.directive('ng2', adapter.downgradeNg2Component(Ng2));
var element = html(`<div><ng2></ng2></div>`);
adapter.bootstrap(element, ['ng1']).ready((ref) => {
expect(multiTrim(document.body.textContent)).toEqual('scope; isClass; NG1; published');
ref.dispose();
});
}));
it('should support bindToController', async(() => {
const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
var ng1Module = angular.module('ng1', []);
var ng1 = function() {
return {
scope: {title: '@'},
bindToController: true,
template: '{{ctl.title}}',
controllerAs: 'ctl',
controller: Class({constructor: function() {}})
};
};
ng1Module.directive('ng1', ng1);
var Ng2 = Component({selector: 'ng2', template: '<ng1 title="WORKS"></ng1>'}).Class({
constructor: function() {}
});
var Ng2Module = NgModule({
declarations: [adapter.upgradeNg1Component('ng1'), Ng2],
imports: [BrowserModule],
schemas: [NO_ERRORS_SCHEMA],
}).Class({constructor: function() {}});
ng1Module.directive('ng2', adapter.downgradeNg2Component(Ng2));
var element = html(`<div><ng2></ng2></div>`);
adapter.bootstrap(element, ['ng1']).ready((ref) => {
expect(multiTrim(document.body.textContent)).toEqual('WORKS');
ref.dispose();
});
}));
it('should support bindToController with bindings', async(() => {
const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
var ng1Module = angular.module('ng1', []);
var ng1 = function() {
return {
scope: {},
bindToController: {title: '@'},
template: '{{ctl.title}}',
controllerAs: 'ctl',
controller: Class({constructor: function() {}})
};
};
ng1Module.directive('ng1', ng1);
var Ng2 = Component({selector: 'ng2', template: '<ng1 title="WORKS"></ng1>'}).Class({
constructor: function() {}
});
var Ng2Module = NgModule({
declarations: [adapter.upgradeNg1Component('ng1'), Ng2],
imports: [BrowserModule],
schemas: [NO_ERRORS_SCHEMA],
}).Class({constructor: function() {}});
ng1Module.directive('ng2', adapter.downgradeNg2Component(Ng2));
var element = html(`<div><ng2></ng2></div>`);
adapter.bootstrap(element, ['ng1']).ready((ref) => {
expect(multiTrim(document.body.textContent)).toEqual('WORKS');
ref.dispose();
});
}));
it('should support single require in linking fn', async(() => {
const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
var ng1Module = angular.module('ng1', []);
var ng1 = function($rootScope: any /** TODO #9100 */) {
return {
scope: {title: '@'},
bindToController: true,
template: '{{ctl.status}}',
require: 'ng1',
controllerAs: 'ctrl',
controller: Class({constructor: function() { this.status = 'WORKS'; }}),
link: function(
scope: any /** TODO #9100 */, element: any /** TODO #9100 */,
attrs: any /** TODO #9100 */, linkController: any /** TODO #9100 */) {
expect(scope.$root).toEqual($rootScope);
expect(element[0].nodeName).toEqual('NG1');
expect(linkController.status).toEqual('WORKS');
scope.ctl = linkController;
}
};
};
ng1Module.directive('ng1', ng1);
var Ng2 = Component({selector: 'ng2', template: '<ng1></ng1>'}).Class({
constructor: function() {}
});
var Ng2Module = NgModule({
declarations: [adapter.upgradeNg1Component('ng1'), Ng2],
imports: [BrowserModule],
schemas: [NO_ERRORS_SCHEMA],
}).Class({constructor: function() {}});
ng1Module.directive('ng2', adapter.downgradeNg2Component(Ng2));
var 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));
var ng1Module = angular.module('ng1', []);
var parent = function() {
return {controller: Class({constructor: function() { this.parent = 'PARENT'; }})};
};
var ng1 = function() {
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);
var Ng2 = Component({selector: 'ng2', template: '<ng1></ng1>'}).Class({
constructor: function() {}
});
var Ng2Module = NgModule({
declarations: [adapter.upgradeNg1Component('ng1'), Ng2],
imports: [BrowserModule],
schemas: [NO_ERRORS_SCHEMA],
}).Class({constructor: function() {}});
ng1Module.directive('ng2', adapter.downgradeNg2Component(Ng2));
var element = html(`<div><parent><ng2></ng2></parent></div>`);
adapter.bootstrap(element, ['ng1']).ready((ref) => {
expect(multiTrim(document.body.textContent)).toEqual('PARENT:WORKS');
ref.dispose();
});
}));
it('should call $onInit of components', async(() => {
const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
var ng1Module = angular.module('ng1', []);
var valueToFind = '$onInit';
var ng1 = {
bindings: {},
template: '{{$ctrl.value}}',
controller: Class(
{constructor: function() {}, $onInit: function() { this.value = valueToFind; }})
};
ng1Module.component('ng1', ng1);
var Ng2 = Component({selector: 'ng2', template: '<ng1></ng1>'}).Class({
constructor: function() {}
});
var Ng2Module = NgModule({
declarations: [adapter.upgradeNg1Component('ng1'), Ng2],
imports: [BrowserModule],
schemas: [NO_ERRORS_SCHEMA],
}).Class({constructor: function() {}});
ng1Module.directive('ng2', adapter.downgradeNg2Component(Ng2));
var element = html(`<div><ng2></ng2></div>`);
adapter.bootstrap(element, ['ng1']).ready((ref) => {
expect(multiTrim(document.body.textContent)).toEqual(valueToFind);
ref.dispose();
});
}));
it('should bind input properties (<) of components', async(() => {
const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
var ng1Module = angular.module('ng1', []);
var ng1 = {
bindings: {personProfile: '<'},
template: 'Hello {{$ctrl.personProfile.firstName}} {{$ctrl.personProfile.lastName}}',
controller: Class({constructor: function() {}})
};
ng1Module.component('ng1', ng1);
var Ng2 =
Component({selector: 'ng2', template: '<ng1 [personProfile]="goku"></ng1>'}).Class({
constructor: function() { this.goku = {firstName: 'GOKU', lastName: 'SAN'}; }
});
var Ng2Module = NgModule({
declarations: [adapter.upgradeNg1Component('ng1'), Ng2],
imports: [BrowserModule],
schemas: [NO_ERRORS_SCHEMA],
}).Class({constructor: function() {}});
ng1Module.directive('ng2', adapter.downgradeNg2Component(Ng2));
var element = html(`<div><ng2></ng2></div>`);
adapter.bootstrap(element, ['ng1']).ready((ref) => {
expect(multiTrim(document.body.textContent)).toEqual(`Hello GOKU SAN`);
ref.dispose();
});
}));
it('should support ng2 > ng1 > ng2', async(() => {
const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
var ng1Module = angular.module('ng1', []);
var ng1 = {
template: 'ng1(<ng2b></ng2b>)',
};
ng1Module.component('ng1', ng1);
var Ng2a = Component({selector: 'ng2a', template: 'ng2a(<ng1></ng1>)'}).Class({
constructor: function() {}
});
ng1Module.directive('ng2a', adapter.downgradeNg2Component(Ng2a));
var Ng2b =
Component({selector: 'ng2b', template: 'ng2b'}).Class({constructor: function() {}});
ng1Module.directive('ng2b', adapter.downgradeNg2Component(Ng2b));
var Ng2Module = NgModule({
declarations: [adapter.upgradeNg1Component('ng1'), Ng2a, Ng2b],
imports: [BrowserModule],
schemas: [NO_ERRORS_SCHEMA],
}).Class({constructor: function() {}});
var element = html(`<div><ng2a></ng2a></div>`);
adapter.bootstrap(element, ['ng1']).ready((ref) => {
expect(multiTrim(document.body.textContent)).toEqual('ng2a(ng1(ng2b))');
});
}));
});
describe('injection', () => {
function SomeToken() {}
it('should export ng2 instance to ng1', async(() => {
var MyNg2Module = NgModule({
providers: [{provide: SomeToken, useValue: 'correct_value'}],
imports: [BrowserModule],
schemas: [NO_ERRORS_SCHEMA],
}).Class({constructor: function() {}});
const adapter: UpgradeAdapter = new UpgradeAdapter(MyNg2Module);
var module = angular.module('myExample', []);
module.factory('someToken', adapter.downgradeNg2Provider(SomeToken));
adapter.bootstrap(html('<div>'), ['myExample']).ready((ref) => {
expect(ref.ng1Injector.get('someToken')).toBe('correct_value');
ref.dispose();
});
}));
it('should export ng1 instance to ng2', async(() => {
var MyNg2Module =
NgModule({imports: [BrowserModule]}).Class({constructor: function() {}});
const adapter: UpgradeAdapter = new UpgradeAdapter(MyNg2Module);
var module = angular.module('myExample', []);
module.value('testValue', 'secreteToken');
adapter.upgradeNg1Provider('testValue');
adapter.upgradeNg1Provider('testValue', {asToken: 'testToken'});
adapter.upgradeNg1Provider('testValue', {asToken: String});
adapter.bootstrap(html('<div>'), ['myExample']).ready((ref) => {
expect(ref.ng2Injector.get('testValue')).toBe('secreteToken');
expect(ref.ng2Injector.get(String)).toBe('secreteToken');
expect(ref.ng2Injector.get('testToken')).toBe('secreteToken');
ref.dispose();
});
}));
});
describe('testability', () => {
it('should handle deferred bootstrap', async(() => {
var MyNg2Module =
NgModule({imports: [BrowserModule]}).Class({constructor: function() {}});
const adapter: UpgradeAdapter = new UpgradeAdapter(MyNg2Module);
angular.module('ng1', []);
var bootstrapResumed: boolean = false;
var element = html('<div></div>');
window.name = 'NG_DEFER_BOOTSTRAP!' + window.name;
adapter.bootstrap(element, ['ng1']).ready((ref) => {
expect(bootstrapResumed).toEqual(true);
ref.dispose();
});
setTimeout(() => {
bootstrapResumed = true;
(<any>window).angular.resumeBootstrap();
}, 100);
}));
it('should wait for ng2 testability', async(() => {
var MyNg2Module =
NgModule({imports: [BrowserModule]}).Class({constructor: function() {}});
const adapter: UpgradeAdapter = new UpgradeAdapter(MyNg2Module);
angular.module('ng1', []);
var element = html('<div></div>');
adapter.bootstrap(element, ['ng1']).ready((ref) => {
var ng2Testability: Testability = ref.ng2Injector.get(Testability);
ng2Testability.increasePendingRequestCount();
var ng2Stable = false;
angular.getTestability(element).whenStable(function() {
expect(ng2Stable).toEqual(true);
ref.dispose();
});
setTimeout(() => {
ng2Stable = true;
ng2Testability.decreasePendingRequestCount();
}, 100);
});
}));
});
describe('examples', () => {
it('should verify UpgradeAdapter example', async(() => {
const adapter: UpgradeAdapter = new UpgradeAdapter(forwardRef(() => Ng2Module));
var module = angular.module('myExample', []);
module.directive('ng1', function() {
return {
scope: {title: '='},
transclude: true,
template: 'ng1[Hello {{title}}!](<span ng-transclude></span>)'
};
});
var Ng2 =
Component({
selector: 'ng2',
inputs: ['name'],
template: 'ng2[<ng1 [title]="name">transclude</ng1>](<ng-content></ng-content>)'
}).Class({constructor: function() {}});
var Ng2Module = NgModule({
declarations: [adapter.upgradeNg1Component('ng1'), Ng2],
imports: [BrowserModule],
schemas: [NO_ERRORS_SCHEMA],
}).Class({constructor: function() {}});
module.directive('ng2', adapter.downgradeNg2Component(Ng2));
document.body.innerHTML = '<ng2 name="World">project</ng2>';
adapter.bootstrap(document.body, ['myExample']).ready((ref) => {
expect(multiTrim(document.body.textContent))
.toEqual('ng2[ng1[Hello World!](transclude)](project)');
ref.dispose();
});
}));
});
});
}
function multiTrim(text: string): string {
return text.replace(/\n/g, '').replace(/\s\s+/g, ' ').trim();
}
function html(html: string): Element {
var body = document.body;
body.innerHTML = html;
if (body.childNodes.length == 1 && body.firstChild instanceof HTMLElement)
return <Element>body.firstChild;
return body;
}