1427 lines
		
	
	
		
			46 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			1427 lines
		
	
	
		
			46 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
/**
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 * @license
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 * Copyright Google Inc. All Rights Reserved.
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 *
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 * Use of this source code is governed by an MIT-style license that can be
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 * found in the LICENSE file at https://angular.io/license
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 */
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import {ChangeDetectorRef, ElementRef, Host, InjectFlags, Optional, Self, SkipSelf, TemplateRef, ViewContainerRef, defineInjectable} from '@angular/core';
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import {RenderFlags} from '@angular/core/src/render3/interfaces/definition';
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import {defineComponent} from '../../src/render3/definition';
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import {bloomAdd, bloomFindPossibleInjector, getOrCreateNodeInjector, injectAttribute} from '../../src/render3/di';
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import {NgOnChangesFeature, PublicFeature, defineDirective, directiveInject, injectChangeDetectorRef, injectElementRef, injectTemplateRef, injectViewContainerRef} from '../../src/render3/index';
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import {bind, container, containerRefreshEnd, containerRefreshStart, createLNode, createLViewData, createTView, elementEnd, elementStart, embeddedViewEnd, embeddedViewStart, enterView, interpolation2, leaveView, load, projection, projectionDef, text, textBinding} from '../../src/render3/instructions';
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import {LInjector} from '../../src/render3/interfaces/injector';
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import {AttributeMarker, TNodeType} from '../../src/render3/interfaces/node';
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import {LViewFlags} from '../../src/render3/interfaces/view';
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import {ViewRef} from '../../src/render3/view_ref';
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import {ComponentFixture, createComponent, createDirective, renderComponent, renderToHtml, toHtml} from './render_util';
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describe('di', () => {
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  describe('no dependencies', () => {
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    it('should create directive with no deps', () => {
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      class Directive {
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        value: string = 'Created';
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        static ngDirectiveDef = defineDirective({
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          type: Directive,
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          selectors: [['', 'dir', '']],
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          factory: () => new Directive,
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          exportAs: 'dir'
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        });
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      }
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      /** <div dir #dir="dir"> {{ dir.value }}  </div> */
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      function Template(rf: RenderFlags, ctx: any) {
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        if (rf & RenderFlags.Create) {
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          elementStart(0, 'div', ['dir', ''], ['dir', 'dir']);
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          { text(2); }
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          elementEnd();
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        }
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        let tmp: any;
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        if (rf & RenderFlags.Update) {
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          tmp = load(1);
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          textBinding(2, bind(tmp.value));
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        }
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      }
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      expect(renderToHtml(Template, {}, [Directive])).toEqual('<div dir="">Created</div>');
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    });
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  });
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  describe('directive injection', () => {
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    let log: string[] = [];
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    class DirB {
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      value = 'DirB';
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      constructor() { log.push(this.value); }
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      static ngDirectiveDef = defineDirective({
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        selectors: [['', 'dirB', '']],
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        type: DirB,
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        factory: () => new DirB(),
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        features: [PublicFeature]
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      });
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    }
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    beforeEach(() => log = []);
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    it('should create directive with intra view dependencies', () => {
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      class DirA {
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        value: string = 'DirA';
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        static ngDirectiveDef = defineDirective({
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          type: DirA,
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          selectors: [['', 'dirA', '']],
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          factory: () => new DirA(),
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          features: [PublicFeature]
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        });
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      }
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      class DirC {
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        value: string;
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        constructor(a: DirA, b: DirB) { this.value = a.value + b.value; }
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        static ngDirectiveDef = defineDirective({
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          type: DirC,
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          selectors: [['', 'dirC', '']],
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          factory: () => new DirC(directiveInject(DirA), directiveInject(DirB)),
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          exportAs: 'dirC'
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        });
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      }
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      /**
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       * <div dirA>
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       *  <span dirB dirC #dir="dirC"> {{ dir.value }} </span>
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       * </div>
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       */
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      function Template(rf: RenderFlags, ctx: any) {
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        if (rf & RenderFlags.Create) {
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          elementStart(0, 'div', ['dirA', '']);
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          {
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            elementStart(1, 'span', ['dirB', '', 'dirC', ''], ['dir', 'dirC']);
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            { text(3); }
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            elementEnd();
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          }
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          elementEnd();
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        }
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        let tmp: any;
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        if (rf & RenderFlags.Update) {
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          tmp = load(2);
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          textBinding(3, bind(tmp.value));
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        }
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      }
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      const defs = [DirA, DirB, DirC];
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      expect(renderToHtml(Template, {}, defs))
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          .toEqual('<div dira=""><span dirb="" dirc="">DirADirB</span></div>');
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    });
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    it('should instantiate injected directives first', () => {
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      class DirA {
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        constructor(dir: DirB) { log.push(`DirA (dep: ${dir.value})`); }
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        static ngDirectiveDef = defineDirective({
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          selectors: [['', 'dirA', '']],
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          type: DirA,
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          factory: () => new DirA(directiveInject(DirB)),
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        });
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      }
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      /** <div dirA dirB></div> */
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      const App = createComponent('app', function(rf: RenderFlags, ctx: any) {
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        if (rf & RenderFlags.Create) {
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          elementStart(0, 'div', ['dirA', '', 'dirB', '']);
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          elementEnd();
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        }
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      }, [DirA, DirB]);
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      const fixture = new ComponentFixture(App);
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      expect(log).toEqual(['DirB', 'DirA (dep: DirB)']);
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    });
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    it('should instantiate injected directives before components', () => {
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      class Comp {
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        constructor(dir: DirB) { log.push(`Comp (dep: ${dir.value})`); }
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        static ngComponentDef = defineComponent({
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          selectors: [['comp']],
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          type: Comp,
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          factory: () => new Comp(directiveInject(DirB)),
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          template: (ctx: any, fm: boolean) => {}
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        });
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      }
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      /** <comp dirB></comp> */
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      const App = createComponent('app', function(rf: RenderFlags, ctx: any) {
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        if (rf & RenderFlags.Create) {
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          elementStart(0, 'comp', ['dirB', '']);
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          elementEnd();
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        }
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      }, [Comp, DirB]);
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      const fixture = new ComponentFixture(App);
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      expect(log).toEqual(['DirB', 'Comp (dep: DirB)']);
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    });
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    it('should inject directives in the correct order in a for loop', () => {
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      class DirA {
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        constructor(dir: DirB) { log.push(`DirA (dep: ${dir.value})`); }
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        static ngDirectiveDef = defineDirective({
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          selectors: [['', 'dirA', '']],
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          type: DirA,
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          factory: () => new DirA(directiveInject(DirB))
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        });
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      }
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      /**
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       * % for(let i = 0; i < 3; i++) {
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       *   <div dirA dirB></div>
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       * % }
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       */
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      const App = createComponent('app', function(rf: RenderFlags, ctx: any) {
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        if (rf & RenderFlags.Create) {
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          container(0);
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        }
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        containerRefreshStart(0);
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        {
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          for (let i = 0; i < 3; i++) {
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            if (embeddedViewStart(0)) {
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              elementStart(0, 'div', ['dirA', '', 'dirB', '']);
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              elementEnd();
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            }
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            embeddedViewEnd();
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          }
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        }
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        containerRefreshEnd();
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      }, [DirA, DirB]);
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      const fixture = new ComponentFixture(App);
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      expect(log).toEqual(
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          ['DirB', 'DirA (dep: DirB)', 'DirB', 'DirA (dep: DirB)', 'DirB', 'DirA (dep: DirB)']);
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    });
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    it('should instantiate directives with multiple out-of-order dependencies', () => {
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      class DirA {
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        value = 'DirA';
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        constructor() { log.push(this.value); }
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        static ngDirectiveDef = defineDirective({
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          selectors: [['', 'dirA', '']],
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          type: DirA,
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          factory: () => new DirA(),
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          features: [PublicFeature]
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        });
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      }
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      class DirB {
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        constructor(dirA: DirA, dirC: DirC) {
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          log.push(`DirB (deps: ${dirA.value} and ${dirC.value})`);
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        }
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        static ngDirectiveDef = defineDirective({
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          selectors: [['', 'dirB', '']],
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          type: DirB,
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          factory: () => new DirB(directiveInject(DirA), directiveInject(DirC))
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        });
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      }
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      class DirC {
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        value = 'DirC';
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        constructor() { log.push(this.value); }
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        static ngDirectiveDef = defineDirective({
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          selectors: [['', 'dirC', '']],
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          type: DirC,
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          factory: () => new DirC(),
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          features: [PublicFeature]
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        });
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      }
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      /** <div dirA dirB dirC></div> */
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      const App = createComponent('app', function(rf: RenderFlags, ctx: any) {
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        if (rf & RenderFlags.Create) {
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          elementStart(0, 'div', ['dirA', '', 'dirB', '', 'dirC', '']);
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          elementEnd();
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        }
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      }, [DirA, DirB, DirC]);
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      const fixture = new ComponentFixture(App);
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      expect(log).toEqual(['DirA', 'DirC', 'DirB (deps: DirA and DirC)']);
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    });
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    it('should instantiate in the correct order for complex case', () => {
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      class Comp {
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        constructor(dir: DirD) { log.push(`Comp (dep: ${dir.value})`); }
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        static ngComponentDef = defineComponent({
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          selectors: [['comp']],
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          type: Comp,
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          factory: () => new Comp(directiveInject(DirD)),
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          template: (ctx: any, fm: boolean) => {}
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        });
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      }
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      class DirA {
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        value = 'DirA';
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        constructor(dir: DirC) { log.push(`DirA (dep: ${dir.value})`); }
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        static ngDirectiveDef = defineDirective({
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          selectors: [['', 'dirA', '']],
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          type: DirA,
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          factory: () => new DirA(directiveInject(DirC)),
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          features: [PublicFeature]
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        });
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      }
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      class DirC {
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        value = 'DirC';
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        constructor(dir: DirB) { log.push(`DirC (dep: ${dir.value})`); }
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        static ngDirectiveDef = defineDirective({
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          selectors: [['', 'dirC', '']],
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          type: DirC,
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          factory: () => new DirC(directiveInject(DirB)),
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          features: [PublicFeature]
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        });
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      }
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      class DirD {
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        value = 'DirD';
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        constructor(dir: DirA) { log.push(`DirD (dep: ${dir.value})`); }
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        static ngDirectiveDef = defineDirective({
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          selectors: [['', 'dirD', '']],
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          type: DirD,
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          factory: () => new DirD(directiveInject(DirA)),
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          features: [PublicFeature]
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        });
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      }
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      /** <comp dirA dirB dirC dirD></comp> */
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      const App = createComponent('app', function(rf: RenderFlags, ctx: any) {
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        if (rf & RenderFlags.Create) {
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          elementStart(0, 'comp', ['dirA', '', 'dirB', '', 'dirC', '', 'dirD', '']);
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          elementEnd();
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        }
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      }, [Comp, DirA, DirB, DirC, DirD]);
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      const fixture = new ComponentFixture(App);
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      expect(log).toEqual(
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          ['DirB', 'DirC (dep: DirB)', 'DirA (dep: DirC)', 'DirD (dep: DirA)', 'Comp (dep: DirD)']);
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    });
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    it('should instantiate in correct order with mixed parent and peer dependencies', () => {
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      class DirA {
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        constructor(dirB: DirB, app: App) {
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          log.push(`DirA (deps: ${dirB.value} and ${app.value})`);
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        }
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        static ngDirectiveDef = defineDirective({
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          selectors: [['', 'dirA', '']],
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          type: DirA,
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          factory: () => new DirA(directiveInject(DirB), directiveInject(App)),
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        });
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      }
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      class App {
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        value = 'App';
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        static ngComponentDef = defineComponent({
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          selectors: [['app']],
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          type: App,
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          factory: () => new App(),
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          /** <div dirA dirB dirC></div> */
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          template: (rf: RenderFlags, ctx: any) => {
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            if (rf & RenderFlags.Create) {
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              elementStart(0, 'div', ['dirA', '', 'dirB', '', 'dirC', 'dirC']);
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              elementEnd();
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            }
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          },
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          directives: [DirA, DirB],
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          features: [PublicFeature],
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        });
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      }
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      const fixture = new ComponentFixture(App);
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      expect(log).toEqual(['DirB', 'DirA (deps: DirB and App)']);
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    });
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    it('should not use a parent when peer dep is available', () => {
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      let count = 1;
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      class DirA {
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        constructor(dirB: DirB) { log.push(`DirA (dep: DirB - ${dirB.count})`); }
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        static ngDirectiveDef = defineDirective({
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          selectors: [['', 'dirA', '']],
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          type: DirA,
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          factory: () => new DirA(directiveInject(DirB)),
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        });
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      }
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 | 
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      class DirB {
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        count: number;
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        constructor() {
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          log.push(`DirB`);
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          this.count = count++;
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        }
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 | 
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        static ngDirectiveDef = defineDirective({
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          selectors: [['', 'dirB', '']],
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						|
          type: DirB,
 | 
						|
          factory: () => new DirB(),
 | 
						|
          features: [PublicFeature],
 | 
						|
        });
 | 
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      }
 | 
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 | 
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      /** <div dirA dirB></div> */
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						|
      const Parent = createComponent('parent', function(rf: RenderFlags, ctx: any) {
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						|
        if (rf & RenderFlags.Create) {
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						|
          elementStart(0, 'div', ['dirA', '', 'dirB', '']);
 | 
						|
          elementEnd();
 | 
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        }
 | 
						|
      }, [DirA, DirB]);
 | 
						|
 | 
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      /** <parent dirB></parent> */
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						|
      const App = createComponent('app', function(rf: RenderFlags, ctx: any) {
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						|
        if (rf & RenderFlags.Create) {
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          elementStart(0, 'parent', ['dirB', '']);
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						|
          elementEnd();
 | 
						|
        }
 | 
						|
      }, [Parent, DirB]);
 | 
						|
 | 
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      const fixture = new ComponentFixture(App);
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						|
      expect(log).toEqual(['DirB', 'DirB', 'DirA (dep: DirB - 2)']);
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						|
    });
 | 
						|
 | 
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    it('should create instance even when no injector present', () => {
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						|
      class MyService {
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						|
        value = 'MyService';
 | 
						|
        static ngInjectableDef =
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            defineInjectable({providedIn: 'root', factory: () => new MyService()});
 | 
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      }
 | 
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 | 
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      class MyComponent {
 | 
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        constructor(public myService: MyService) {}
 | 
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        static ngComponentDef = defineComponent({
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          type: MyComponent,
 | 
						|
          selectors: [['my-component']],
 | 
						|
          factory: () => new MyComponent(directiveInject(MyService)),
 | 
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          template: function(rf: RenderFlags, ctx: MyComponent) {
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						|
            if (rf & RenderFlags.Create) {
 | 
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              text(0);
 | 
						|
            }
 | 
						|
            if (rf & RenderFlags.Update) {
 | 
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              textBinding(0, bind(ctx.myService.value));
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            }
 | 
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          }
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						|
        });
 | 
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      }
 | 
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 | 
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      const fixture = new ComponentFixture(MyComponent);
 | 
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      fixture.update();
 | 
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      expect(fixture.html).toEqual('MyService');
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    });
 | 
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 | 
						|
    it('should throw if directive is not found anywhere', () => {
 | 
						|
      class Dir {
 | 
						|
        constructor(siblingDir: OtherDir) {}
 | 
						|
 | 
						|
        static ngDirectiveDef = defineDirective({
 | 
						|
          selectors: [['', 'dir', '']],
 | 
						|
          type: Dir,
 | 
						|
          factory: () => new Dir(directiveInject(OtherDir)),
 | 
						|
          features: [PublicFeature]
 | 
						|
        });
 | 
						|
      }
 | 
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 | 
						|
      class OtherDir {
 | 
						|
        static ngDirectiveDef = defineDirective({
 | 
						|
          selectors: [['', 'other', '']],
 | 
						|
          type: OtherDir,
 | 
						|
          factory: () => new OtherDir(),
 | 
						|
          features: [PublicFeature]
 | 
						|
        });
 | 
						|
      }
 | 
						|
 | 
						|
      /** <div dir></div> */
 | 
						|
      const App = createComponent('app', function(rf: RenderFlags, ctx: any) {
 | 
						|
        if (rf & RenderFlags.Create) {
 | 
						|
          elementStart(0, 'div', ['dir', '']);
 | 
						|
          elementEnd();
 | 
						|
        }
 | 
						|
      }, [Dir, OtherDir]);
 | 
						|
 | 
						|
      expect(() => new ComponentFixture(App)).toThrowError(/Injector: NOT_FOUND \[OtherDir\]/);
 | 
						|
    });
 | 
						|
 | 
						|
    it('should throw if directive is not found in ancestor tree', () => {
 | 
						|
      class Dir {
 | 
						|
        constructor(siblingDir: OtherDir) {}
 | 
						|
 | 
						|
        static ngDirectiveDef = defineDirective({
 | 
						|
          selectors: [['', 'dir', '']],
 | 
						|
          type: Dir,
 | 
						|
          factory: () => new Dir(directiveInject(OtherDir)),
 | 
						|
          features: [PublicFeature]
 | 
						|
        });
 | 
						|
      }
 | 
						|
 | 
						|
      class OtherDir {
 | 
						|
        static ngDirectiveDef = defineDirective({
 | 
						|
          selectors: [['', 'other', '']],
 | 
						|
          type: OtherDir,
 | 
						|
          factory: () => new OtherDir(),
 | 
						|
          features: [PublicFeature]
 | 
						|
        });
 | 
						|
      }
 | 
						|
 | 
						|
      /**
 | 
						|
       * <div other></div>
 | 
						|
       * <div dir></div>
 | 
						|
       */
 | 
						|
      const App = createComponent('app', function(rf: RenderFlags, ctx: any) {
 | 
						|
        if (rf & RenderFlags.Create) {
 | 
						|
          elementStart(0, 'div', ['other', '']);
 | 
						|
          elementEnd();
 | 
						|
          elementStart(1, 'div', ['dir', '']);
 | 
						|
          elementEnd();
 | 
						|
        }
 | 
						|
      }, [Dir, OtherDir]);
 | 
						|
 | 
						|
      expect(() => new ComponentFixture(App)).toThrowError(/Injector: NOT_FOUND \[OtherDir\]/);
 | 
						|
    });
 | 
						|
 | 
						|
 | 
						|
    it('should throw if directives try to inject each other', () => {
 | 
						|
      class DirA {
 | 
						|
        constructor(dir: DirB) {}
 | 
						|
 | 
						|
        static ngDirectiveDef = defineDirective({
 | 
						|
          selectors: [['', 'dirA', '']],
 | 
						|
          type: DirA,
 | 
						|
          factory: () => new DirA(directiveInject(DirB)),
 | 
						|
          features: [PublicFeature]
 | 
						|
        });
 | 
						|
      }
 | 
						|
 | 
						|
      class DirB {
 | 
						|
        constructor(dir: DirA) {}
 | 
						|
 | 
						|
        static ngDirectiveDef = defineDirective({
 | 
						|
          selectors: [['', 'dirB', '']],
 | 
						|
          type: DirB,
 | 
						|
          factory: () => new DirB(directiveInject(DirA)),
 | 
						|
          features: [PublicFeature]
 | 
						|
        });
 | 
						|
      }
 | 
						|
 | 
						|
      /** <div dirA dirB></div> */
 | 
						|
      const App = createComponent('app', function(rf: RenderFlags, ctx: any) {
 | 
						|
        if (rf & RenderFlags.Create) {
 | 
						|
          elementStart(0, 'div', ['dirA', '', 'dirB', '']);
 | 
						|
          elementEnd();
 | 
						|
        }
 | 
						|
      }, [DirA, DirB]);
 | 
						|
 | 
						|
      expect(() => new ComponentFixture(App)).toThrowError(/Cannot instantiate cyclic dependency!/);
 | 
						|
    });
 | 
						|
 | 
						|
    it('should throw if directive tries to inject itself', () => {
 | 
						|
      class Dir {
 | 
						|
        constructor(dir: Dir) {}
 | 
						|
 | 
						|
        static ngDirectiveDef = defineDirective({
 | 
						|
          selectors: [['', 'dir', '']],
 | 
						|
          type: Dir,
 | 
						|
          factory: () => new Dir(directiveInject(Dir)),
 | 
						|
          features: [PublicFeature]
 | 
						|
        });
 | 
						|
      }
 | 
						|
 | 
						|
      /** <div dir></div> */
 | 
						|
      const App = createComponent('app', function(rf: RenderFlags, ctx: any) {
 | 
						|
        if (rf & RenderFlags.Create) {
 | 
						|
          elementStart(0, 'div', ['dir', '']);
 | 
						|
          elementEnd();
 | 
						|
        }
 | 
						|
      }, [Dir]);
 | 
						|
 | 
						|
      expect(() => new ComponentFixture(App)).toThrowError(/Cannot instantiate cyclic dependency!/);
 | 
						|
    });
 | 
						|
 | 
						|
    describe('flags', () => {
 | 
						|
 | 
						|
      class DirB {
 | 
						|
        // TODO(issue/24571): remove '!'.
 | 
						|
        value !: string;
 | 
						|
 | 
						|
        static ngDirectiveDef = defineDirective({
 | 
						|
          type: DirB,
 | 
						|
          selectors: [['', 'dirB', '']],
 | 
						|
          factory: () => new DirB(),
 | 
						|
          inputs: {value: 'dirB'},
 | 
						|
          features: [PublicFeature]
 | 
						|
        });
 | 
						|
      }
 | 
						|
 | 
						|
      it('should not throw if dependency is @Optional', () => {
 | 
						|
        let dirA: DirA;
 | 
						|
 | 
						|
        class DirA {
 | 
						|
          constructor(@Optional() public dirB: DirB|null) {}
 | 
						|
 | 
						|
          static ngDirectiveDef = defineDirective({
 | 
						|
            type: DirA,
 | 
						|
            selectors: [['', 'dirA', '']],
 | 
						|
            factory: () => dirA = new DirA(directiveInject(DirB, InjectFlags.Optional))
 | 
						|
          });
 | 
						|
        }
 | 
						|
 | 
						|
        /** <div dirA></div> */
 | 
						|
        const App = createComponent('app', function(rf: RenderFlags, ctx: any) {
 | 
						|
          if (rf & RenderFlags.Create) {
 | 
						|
            elementStart(0, 'div', ['dirA', '']);
 | 
						|
            elementEnd();
 | 
						|
          }
 | 
						|
        }, [DirA, DirB]);
 | 
						|
 | 
						|
        expect(() => {
 | 
						|
          const fixture = new ComponentFixture(App);
 | 
						|
          expect(dirA !.dirB).toEqual(null);
 | 
						|
        }).not.toThrow();
 | 
						|
      });
 | 
						|
 | 
						|
      it('should not throw if dependency is @Optional but defined elsewhere', () => {
 | 
						|
        let dirA: DirA;
 | 
						|
 | 
						|
        class DirA {
 | 
						|
          constructor(@Optional() public dirB: DirB|null) {}
 | 
						|
 | 
						|
          static ngDirectiveDef = defineDirective({
 | 
						|
            type: DirA,
 | 
						|
            selectors: [['', 'dirA', '']],
 | 
						|
            factory: () => dirA = new DirA(directiveInject(DirB, InjectFlags.Optional))
 | 
						|
          });
 | 
						|
        }
 | 
						|
 | 
						|
        /**
 | 
						|
         * <div dirB></div>
 | 
						|
         * <div dirA></div>
 | 
						|
         */
 | 
						|
        const App = createComponent('app', function(rf: RenderFlags, ctx: any) {
 | 
						|
          if (rf & RenderFlags.Create) {
 | 
						|
            elementStart(0, 'div', ['dirB', '']);
 | 
						|
            elementEnd();
 | 
						|
            elementStart(1, 'div', ['dirA', '']);
 | 
						|
            elementEnd();
 | 
						|
          }
 | 
						|
        }, [DirA, DirB]);
 | 
						|
 | 
						|
        expect(() => {
 | 
						|
          const fixture = new ComponentFixture(App);
 | 
						|
          expect(dirA !.dirB).toEqual(null);
 | 
						|
        }).not.toThrow();
 | 
						|
      });
 | 
						|
 | 
						|
      it('should skip the current node with @SkipSelf', () => {
 | 
						|
        let dirA: DirA;
 | 
						|
 | 
						|
        class DirA {
 | 
						|
          constructor(@SkipSelf() public dirB: DirB) {}
 | 
						|
 | 
						|
          static ngDirectiveDef = defineDirective({
 | 
						|
            type: DirA,
 | 
						|
            selectors: [['', 'dirA', '']],
 | 
						|
            factory: () => dirA = new DirA(directiveInject(DirB, InjectFlags.SkipSelf))
 | 
						|
          });
 | 
						|
        }
 | 
						|
 | 
						|
        /** <div dirA dirB="self"></div> */
 | 
						|
        const Comp = createComponent('comp', function(rf: RenderFlags, ctx: any) {
 | 
						|
          if (rf & RenderFlags.Create) {
 | 
						|
            elementStart(0, 'div', ['dirA', '', 'dirB', 'self']);
 | 
						|
            elementEnd();
 | 
						|
          }
 | 
						|
        }, [DirA, DirB]);
 | 
						|
 | 
						|
        /* <comp dirB="parent"></comp> */
 | 
						|
        const App = createComponent('app', function(rf: RenderFlags, ctx: any) {
 | 
						|
          if (rf & RenderFlags.Create) {
 | 
						|
            elementStart(0, 'comp', ['dirB', 'parent']);
 | 
						|
            elementEnd();
 | 
						|
          }
 | 
						|
        }, [Comp, DirB]);
 | 
						|
 | 
						|
        const fixture = new ComponentFixture(App);
 | 
						|
        expect(dirA !.dirB.value).toEqual('parent');
 | 
						|
      });
 | 
						|
 | 
						|
      it('should check only the current node with @Self', () => {
 | 
						|
        let dirA: DirA;
 | 
						|
 | 
						|
        class DirA {
 | 
						|
          constructor(@Self() public dirB: DirB) {}
 | 
						|
 | 
						|
          static ngDirectiveDef = defineDirective({
 | 
						|
            type: DirA,
 | 
						|
            selectors: [['', 'dirA', '']],
 | 
						|
            factory: () => dirA = new DirA(directiveInject(DirB, InjectFlags.Self))
 | 
						|
          });
 | 
						|
        }
 | 
						|
 | 
						|
        /**
 | 
						|
         * <div dirB>
 | 
						|
         *   <div dirA></div>
 | 
						|
         * </div>
 | 
						|
         */
 | 
						|
        const App = createComponent('app', function(rf: RenderFlags, ctx: any) {
 | 
						|
          if (rf & RenderFlags.Create) {
 | 
						|
            elementStart(0, 'div', ['dirB', '']);
 | 
						|
            elementStart(1, 'div', ['dirA', '']);
 | 
						|
            elementEnd();
 | 
						|
            elementEnd();
 | 
						|
          }
 | 
						|
        }, [DirA, DirB]);
 | 
						|
 | 
						|
        expect(() => {
 | 
						|
          const fixture = new ComponentFixture(App);
 | 
						|
        }).toThrowError(/Injector: NOT_FOUND \[DirB\]/);
 | 
						|
      });
 | 
						|
 | 
						|
      it('should check only the current node with @Self even with false positive', () => {
 | 
						|
        let dirA: DirA;
 | 
						|
 | 
						|
        class DirA {
 | 
						|
          constructor(@Self() public dirB: DirB) {}
 | 
						|
 | 
						|
          static ngDirectiveDef = defineDirective({
 | 
						|
            type: DirA,
 | 
						|
            selectors: [['', 'dirA', '']],
 | 
						|
            factory: () => dirA = new DirA(directiveInject(DirB, InjectFlags.Self))
 | 
						|
          });
 | 
						|
        }
 | 
						|
 | 
						|
        const DirC = createDirective('dirC');
 | 
						|
 | 
						|
        /**
 | 
						|
         * <div dirB>
 | 
						|
         *   <div dirA dirC></div>
 | 
						|
         * </div>
 | 
						|
         */
 | 
						|
        const App = createComponent('app', function(rf: RenderFlags, ctx: any) {
 | 
						|
          if (rf & RenderFlags.Create) {
 | 
						|
            elementStart(0, 'div', ['dirB', '']);
 | 
						|
            elementStart(1, 'div', ['dirA', '', 'dirC', '']);
 | 
						|
            elementEnd();
 | 
						|
            elementEnd();
 | 
						|
          }
 | 
						|
        }, [DirA, DirB, DirC]);
 | 
						|
 | 
						|
        expect(() => {
 | 
						|
          (DirA as any)['__NG_ELEMENT_ID__'] = 1;
 | 
						|
          (DirC as any)['__NG_ELEMENT_ID__'] = 257;
 | 
						|
          const fixture = new ComponentFixture(App);
 | 
						|
        }).toThrowError(/Injector: NOT_FOUND \[DirB\]/);
 | 
						|
      });
 | 
						|
 | 
						|
      it('should not pass component boundary with @Host', () => {
 | 
						|
        let dirA: DirA;
 | 
						|
 | 
						|
        class DirA {
 | 
						|
          constructor(@Host() public dirB: DirB) {}
 | 
						|
 | 
						|
          static ngDirectiveDef = defineDirective({
 | 
						|
            type: DirA,
 | 
						|
            selectors: [['', 'dirA', '']],
 | 
						|
            factory: () => dirA = new DirA(directiveInject(DirB, InjectFlags.Host))
 | 
						|
          });
 | 
						|
        }
 | 
						|
 | 
						|
        /** <div dirA></div> */
 | 
						|
        const Comp = createComponent('comp', function(rf: RenderFlags, ctx: any) {
 | 
						|
          if (rf & RenderFlags.Create) {
 | 
						|
            elementStart(0, 'div', ['dirA', '']);
 | 
						|
            elementEnd();
 | 
						|
          }
 | 
						|
        }, [DirA, DirB]);
 | 
						|
 | 
						|
        /* <comp dirB></comp> */
 | 
						|
        const App = createComponent('app', function(rf: RenderFlags, ctx: any) {
 | 
						|
          if (rf & RenderFlags.Create) {
 | 
						|
            elementStart(0, 'comp', ['dirB', '']);
 | 
						|
            elementEnd();
 | 
						|
          }
 | 
						|
        }, [Comp, DirB]);
 | 
						|
 | 
						|
        expect(() => {
 | 
						|
          const fixture = new ComponentFixture(App);
 | 
						|
        }).toThrowError(/Injector: NOT_FOUND \[DirB\]/);
 | 
						|
 | 
						|
      });
 | 
						|
 | 
						|
    });
 | 
						|
 | 
						|
  });
 | 
						|
 | 
						|
  describe('ElementRef', () => {
 | 
						|
    it('should create directive with ElementRef dependencies', () => {
 | 
						|
      class Directive {
 | 
						|
        value: string;
 | 
						|
        constructor(public elementRef: ElementRef) {
 | 
						|
          this.value = (elementRef.constructor as any).name;
 | 
						|
        }
 | 
						|
        static ngDirectiveDef = defineDirective({
 | 
						|
          type: Directive,
 | 
						|
          selectors: [['', 'dir', '']],
 | 
						|
          factory: () => new Directive(injectElementRef()),
 | 
						|
          features: [PublicFeature],
 | 
						|
          exportAs: 'dir'
 | 
						|
        });
 | 
						|
      }
 | 
						|
 | 
						|
      class DirectiveSameInstance {
 | 
						|
        value: boolean;
 | 
						|
        constructor(elementRef: ElementRef, directive: Directive) {
 | 
						|
          this.value = elementRef === directive.elementRef;
 | 
						|
        }
 | 
						|
        static ngDirectiveDef = defineDirective({
 | 
						|
          type: DirectiveSameInstance,
 | 
						|
          selectors: [['', 'dirSame', '']],
 | 
						|
          factory: () => new DirectiveSameInstance(injectElementRef(), directiveInject(Directive)),
 | 
						|
          exportAs: 'dirSame'
 | 
						|
        });
 | 
						|
      }
 | 
						|
 | 
						|
      /**
 | 
						|
       * <div dir dirSame #dirSame="dirSame" #dir="dir">
 | 
						|
       *   {{ dir.value }} - {{ dirSame.value }}
 | 
						|
       * </div>
 | 
						|
       */
 | 
						|
      function Template(rf: RenderFlags, ctx: any) {
 | 
						|
        if (rf & RenderFlags.Create) {
 | 
						|
          elementStart(0, 'div', ['dir', '', 'dirSame', ''], ['dirSame', 'dirSame', 'dir', 'dir']);
 | 
						|
          { text(3); }
 | 
						|
          elementEnd();
 | 
						|
        }
 | 
						|
 | 
						|
        let tmp1: any;
 | 
						|
        let tmp2: any;
 | 
						|
        if (rf & RenderFlags.Update) {
 | 
						|
          tmp1 = load(1);
 | 
						|
          tmp2 = load(2);
 | 
						|
          textBinding(3, interpolation2('', tmp2.value, '-', tmp1.value, ''));
 | 
						|
        }
 | 
						|
      }
 | 
						|
 | 
						|
      const defs = [Directive, DirectiveSameInstance];
 | 
						|
      expect(renderToHtml(Template, {}, defs))
 | 
						|
          .toEqual('<div dir="" dirsame="">ElementRef-true</div>');
 | 
						|
    });
 | 
						|
  });
 | 
						|
 | 
						|
  describe('TemplateRef', () => {
 | 
						|
    it('should create directive with TemplateRef dependencies', () => {
 | 
						|
      class Directive {
 | 
						|
        value: string;
 | 
						|
        constructor(public templateRef: TemplateRef<any>) {
 | 
						|
          this.value = (templateRef.constructor as any).name;
 | 
						|
        }
 | 
						|
        static ngDirectiveDef = defineDirective({
 | 
						|
          type: Directive,
 | 
						|
          selectors: [['', 'dir', '']],
 | 
						|
          factory: () => new Directive(injectTemplateRef()),
 | 
						|
          features: [PublicFeature],
 | 
						|
          exportAs: 'dir'
 | 
						|
        });
 | 
						|
      }
 | 
						|
 | 
						|
      class DirectiveSameInstance {
 | 
						|
        value: boolean;
 | 
						|
        constructor(templateRef: TemplateRef<any>, directive: Directive) {
 | 
						|
          this.value = templateRef === directive.templateRef;
 | 
						|
        }
 | 
						|
        static ngDirectiveDef = defineDirective({
 | 
						|
          type: DirectiveSameInstance,
 | 
						|
          selectors: [['', 'dirSame', '']],
 | 
						|
          factory: () => new DirectiveSameInstance(injectTemplateRef(), directiveInject(Directive)),
 | 
						|
          exportAs: 'dirSame'
 | 
						|
        });
 | 
						|
      }
 | 
						|
 | 
						|
      /**
 | 
						|
       * <ng-template dir dirSame #dir="dir" #dirSame="dirSame">
 | 
						|
       *   {{ dir.value }} - {{ dirSame.value }}
 | 
						|
       * </ng-template>
 | 
						|
       */
 | 
						|
      function Template(rf: RenderFlags, ctx: any) {
 | 
						|
        if (rf & RenderFlags.Create) {
 | 
						|
          container(0, function() {
 | 
						|
          }, undefined, ['dir', '', 'dirSame', ''], ['dir', 'dir', 'dirSame', 'dirSame']);
 | 
						|
          text(3);
 | 
						|
        }
 | 
						|
        let tmp1: any;
 | 
						|
        let tmp2: any;
 | 
						|
        if (rf & RenderFlags.Update) {
 | 
						|
          tmp1 = load(1);
 | 
						|
          tmp2 = load(2);
 | 
						|
          textBinding(3, interpolation2('', tmp1.value, '-', tmp2.value, ''));
 | 
						|
        }
 | 
						|
      }
 | 
						|
 | 
						|
      const defs = [Directive, DirectiveSameInstance];
 | 
						|
      expect(renderToHtml(Template, {}, defs)).toEqual('TemplateRef-true');
 | 
						|
    });
 | 
						|
  });
 | 
						|
 | 
						|
  describe('ViewContainerRef', () => {
 | 
						|
    it('should create directive with ViewContainerRef dependencies', () => {
 | 
						|
      class Directive {
 | 
						|
        value: string;
 | 
						|
        constructor(public viewContainerRef: ViewContainerRef) {
 | 
						|
          this.value = (viewContainerRef.constructor as any).name;
 | 
						|
        }
 | 
						|
        static ngDirectiveDef = defineDirective({
 | 
						|
          type: Directive,
 | 
						|
          selectors: [['', 'dir', '']],
 | 
						|
          factory: () => new Directive(injectViewContainerRef()),
 | 
						|
          features: [PublicFeature],
 | 
						|
          exportAs: 'dir'
 | 
						|
        });
 | 
						|
      }
 | 
						|
 | 
						|
      class DirectiveSameInstance {
 | 
						|
        value: boolean;
 | 
						|
        constructor(viewContainerRef: ViewContainerRef, directive: Directive) {
 | 
						|
          this.value = viewContainerRef === directive.viewContainerRef;
 | 
						|
        }
 | 
						|
        static ngDirectiveDef = defineDirective({
 | 
						|
          type: DirectiveSameInstance,
 | 
						|
          selectors: [['', 'dirSame', '']],
 | 
						|
          factory:
 | 
						|
              () => new DirectiveSameInstance(injectViewContainerRef(), directiveInject(Directive)),
 | 
						|
          exportAs: 'dirSame'
 | 
						|
        });
 | 
						|
      }
 | 
						|
 | 
						|
      /**
 | 
						|
       * <div dir dirSame #dir="dir" #dirSame="dirSame">
 | 
						|
       *   {{ dir.value }} - {{ dirSame.value }}
 | 
						|
       * </div>
 | 
						|
       */
 | 
						|
      function Template(rf: RenderFlags, ctx: any) {
 | 
						|
        if (rf & RenderFlags.Create) {
 | 
						|
          elementStart(0, 'div', ['dir', '', 'dirSame', ''], ['dir', 'dir', 'dirSame', 'dirSame']);
 | 
						|
          { text(3); }
 | 
						|
          elementEnd();
 | 
						|
        }
 | 
						|
        let tmp1: any;
 | 
						|
        let tmp2: any;
 | 
						|
        if (rf & RenderFlags.Update) {
 | 
						|
          tmp1 = load(1);
 | 
						|
          tmp2 = load(2);
 | 
						|
          textBinding(3, interpolation2('', tmp1.value, '-', tmp2.value, ''));
 | 
						|
        }
 | 
						|
      }
 | 
						|
 | 
						|
      const defs = [Directive, DirectiveSameInstance];
 | 
						|
      expect(renderToHtml(Template, {}, defs))
 | 
						|
          .toEqual('<div dir="" dirsame="">ViewContainerRef-true</div>');
 | 
						|
    });
 | 
						|
  });
 | 
						|
 | 
						|
  describe('ChangeDetectorRef', () => {
 | 
						|
    let dir: Directive;
 | 
						|
    let dirSameInstance: DirectiveSameInstance;
 | 
						|
    let comp: MyComp;
 | 
						|
 | 
						|
    class MyComp {
 | 
						|
      constructor(public cdr: ChangeDetectorRef) {}
 | 
						|
 | 
						|
      static ngComponentDef = defineComponent({
 | 
						|
        type: MyComp,
 | 
						|
        selectors: [['my-comp']],
 | 
						|
        factory: () => comp = new MyComp(injectChangeDetectorRef()),
 | 
						|
        template: function(rf: RenderFlags, ctx: MyComp) {
 | 
						|
          if (rf & RenderFlags.Create) {
 | 
						|
            projectionDef();
 | 
						|
            projection(0);
 | 
						|
          }
 | 
						|
        }
 | 
						|
      });
 | 
						|
    }
 | 
						|
 | 
						|
    class Directive {
 | 
						|
      value: string;
 | 
						|
 | 
						|
      constructor(public cdr: ChangeDetectorRef) { this.value = (cdr.constructor as any).name; }
 | 
						|
 | 
						|
      static ngDirectiveDef = defineDirective({
 | 
						|
        type: Directive,
 | 
						|
        selectors: [['', 'dir', '']],
 | 
						|
        factory: () => dir = new Directive(injectChangeDetectorRef()),
 | 
						|
        features: [PublicFeature],
 | 
						|
        exportAs: 'dir'
 | 
						|
      });
 | 
						|
    }
 | 
						|
 | 
						|
    class DirectiveSameInstance {
 | 
						|
      constructor(public cdr: ChangeDetectorRef) {}
 | 
						|
 | 
						|
      static ngDirectiveDef = defineDirective({
 | 
						|
        type: DirectiveSameInstance,
 | 
						|
        selectors: [['', 'dirSame', '']],
 | 
						|
        factory: () => dirSameInstance = new DirectiveSameInstance(injectChangeDetectorRef())
 | 
						|
      });
 | 
						|
    }
 | 
						|
 | 
						|
    class IfDirective {
 | 
						|
      /* @Input */
 | 
						|
      myIf = true;
 | 
						|
 | 
						|
      constructor(public template: TemplateRef<any>, public vcr: ViewContainerRef) {}
 | 
						|
 | 
						|
      ngOnChanges() {
 | 
						|
        if (this.myIf) {
 | 
						|
          this.vcr.createEmbeddedView(this.template);
 | 
						|
        }
 | 
						|
      }
 | 
						|
 | 
						|
      static ngDirectiveDef = defineDirective({
 | 
						|
        type: IfDirective,
 | 
						|
        selectors: [['', 'myIf', '']],
 | 
						|
        factory: () => new IfDirective(injectTemplateRef(), injectViewContainerRef()),
 | 
						|
        inputs: {myIf: 'myIf'},
 | 
						|
        features: [PublicFeature, NgOnChangesFeature]
 | 
						|
      });
 | 
						|
    }
 | 
						|
 | 
						|
 | 
						|
    const directives = [MyComp, Directive, DirectiveSameInstance, IfDirective];
 | 
						|
 | 
						|
    it('should inject current component ChangeDetectorRef into directives on components', () => {
 | 
						|
      /** <my-comp dir dirSameInstance #dir="dir"></my-comp> {{ dir.value }} */
 | 
						|
      const MyApp = createComponent('my-app', function(rf: RenderFlags, ctx: any) {
 | 
						|
        if (rf & RenderFlags.Create) {
 | 
						|
          elementStart(0, 'my-comp', ['dir', '', 'dirSame', ''], ['dir', 'dir']);
 | 
						|
          elementEnd();
 | 
						|
          text(2);
 | 
						|
        }
 | 
						|
        let tmp: any;
 | 
						|
        if (rf & RenderFlags.Update) {
 | 
						|
          tmp = load(1);
 | 
						|
          textBinding(2, bind(tmp.value));
 | 
						|
        }
 | 
						|
      }, directives);
 | 
						|
 | 
						|
      const app = renderComponent(MyApp);
 | 
						|
      // ChangeDetectorRef is the token, ViewRef has historically been the constructor
 | 
						|
      expect(toHtml(app)).toEqual('<my-comp dir="" dirsame=""></my-comp>ViewRef');
 | 
						|
      expect((comp !.cdr as ViewRef<MyComp>).context).toBe(comp);
 | 
						|
 | 
						|
      expect(dir !.cdr).toBe(comp !.cdr);
 | 
						|
      expect(dir !.cdr).toBe(dirSameInstance !.cdr);
 | 
						|
    });
 | 
						|
 | 
						|
    it('should inject host component ChangeDetectorRef into directives on elements', () => {
 | 
						|
 | 
						|
      class MyApp {
 | 
						|
        constructor(public cdr: ChangeDetectorRef) {}
 | 
						|
 | 
						|
        static ngComponentDef = defineComponent({
 | 
						|
          type: MyApp,
 | 
						|
          selectors: [['my-app']],
 | 
						|
          factory: () => new MyApp(injectChangeDetectorRef()),
 | 
						|
          /** <div dir dirSameInstance #dir="dir"> {{ dir.value }} </div> */
 | 
						|
          template: function(rf: RenderFlags, ctx: any) {
 | 
						|
            if (rf & RenderFlags.Create) {
 | 
						|
              elementStart(0, 'div', ['dir', '', 'dirSame', ''], ['dir', 'dir']);
 | 
						|
              { text(2); }
 | 
						|
              elementEnd();
 | 
						|
            }
 | 
						|
            let tmp: any;
 | 
						|
            if (rf & RenderFlags.Update) {
 | 
						|
              tmp = load(1);
 | 
						|
              textBinding(2, bind(tmp.value));
 | 
						|
            }
 | 
						|
          },
 | 
						|
          directives: directives
 | 
						|
        });
 | 
						|
      }
 | 
						|
 | 
						|
      const app = renderComponent(MyApp);
 | 
						|
      expect(toHtml(app)).toEqual('<div dir="" dirsame="">ViewRef</div>');
 | 
						|
      expect((app !.cdr as ViewRef<MyApp>).context).toBe(app);
 | 
						|
 | 
						|
      expect(dir !.cdr).toBe(app.cdr);
 | 
						|
      expect(dir !.cdr).toBe(dirSameInstance !.cdr);
 | 
						|
    });
 | 
						|
 | 
						|
    it('should inject host component ChangeDetectorRef into directives in ContentChildren', () => {
 | 
						|
      class MyApp {
 | 
						|
        constructor(public cdr: ChangeDetectorRef) {}
 | 
						|
 | 
						|
        static ngComponentDef = defineComponent({
 | 
						|
          type: MyApp,
 | 
						|
          selectors: [['my-app']],
 | 
						|
          factory: () => new MyApp(injectChangeDetectorRef()),
 | 
						|
          /**
 | 
						|
           * <my-comp>
 | 
						|
           *   <div dir dirSameInstance #dir="dir"></div>
 | 
						|
           * </my-comp>
 | 
						|
           * {{ dir.value }}
 | 
						|
           */
 | 
						|
          template: function(rf: RenderFlags, ctx: any) {
 | 
						|
            if (rf & RenderFlags.Create) {
 | 
						|
              elementStart(0, 'my-comp');
 | 
						|
              {
 | 
						|
                elementStart(1, 'div', ['dir', '', 'dirSame', ''], ['dir', 'dir']);
 | 
						|
                elementEnd();
 | 
						|
              }
 | 
						|
              elementEnd();
 | 
						|
              text(3);
 | 
						|
            }
 | 
						|
            const tmp = load(2) as any;
 | 
						|
            if (rf & RenderFlags.Update) {
 | 
						|
              textBinding(3, bind(tmp.value));
 | 
						|
            }
 | 
						|
          },
 | 
						|
          directives: directives
 | 
						|
        });
 | 
						|
      }
 | 
						|
 | 
						|
      const app = renderComponent(MyApp);
 | 
						|
      expect(toHtml(app)).toEqual('<my-comp><div dir="" dirsame=""></div></my-comp>ViewRef');
 | 
						|
      expect((app !.cdr as ViewRef<MyApp>).context).toBe(app);
 | 
						|
 | 
						|
      expect(dir !.cdr).toBe(app !.cdr);
 | 
						|
      expect(dir !.cdr).toBe(dirSameInstance !.cdr);
 | 
						|
    });
 | 
						|
 | 
						|
    it('should inject host component ChangeDetectorRef into directives in embedded views', () => {
 | 
						|
 | 
						|
      class MyApp {
 | 
						|
        showing = true;
 | 
						|
 | 
						|
        constructor(public cdr: ChangeDetectorRef) {}
 | 
						|
 | 
						|
        static ngComponentDef = defineComponent({
 | 
						|
          type: MyApp,
 | 
						|
          selectors: [['my-app']],
 | 
						|
          factory: () => new MyApp(injectChangeDetectorRef()),
 | 
						|
          /**
 | 
						|
           * % if (showing) {
 | 
						|
           *   <div dir dirSameInstance #dir="dir"> {{ dir.value }} </div>
 | 
						|
           * % }
 | 
						|
           */
 | 
						|
          template: function(rf: RenderFlags, ctx: MyApp) {
 | 
						|
            if (rf & RenderFlags.Create) {
 | 
						|
              container(0);
 | 
						|
            }
 | 
						|
            if (rf & RenderFlags.Update) {
 | 
						|
              containerRefreshStart(0);
 | 
						|
              {
 | 
						|
                if (ctx.showing) {
 | 
						|
                  let rf1 = embeddedViewStart(0);
 | 
						|
                  if (rf1 & RenderFlags.Create) {
 | 
						|
                    elementStart(0, 'div', ['dir', '', 'dirSame', ''], ['dir', 'dir']);
 | 
						|
                    { text(2); }
 | 
						|
                    elementEnd();
 | 
						|
                  }
 | 
						|
                  let tmp: any;
 | 
						|
                  if (rf1 & RenderFlags.Update) {
 | 
						|
                    tmp = load(1);
 | 
						|
                    textBinding(2, bind(tmp.value));
 | 
						|
                  }
 | 
						|
                }
 | 
						|
                embeddedViewEnd();
 | 
						|
              }
 | 
						|
              containerRefreshEnd();
 | 
						|
            }
 | 
						|
          },
 | 
						|
          directives: directives
 | 
						|
        });
 | 
						|
      }
 | 
						|
 | 
						|
      const app = renderComponent(MyApp);
 | 
						|
      expect(toHtml(app)).toEqual('<div dir="" dirsame="">ViewRef</div>');
 | 
						|
      expect((app !.cdr as ViewRef<MyApp>).context).toBe(app);
 | 
						|
 | 
						|
      expect(dir !.cdr).toBe(app.cdr);
 | 
						|
      expect(dir !.cdr).toBe(dirSameInstance !.cdr);
 | 
						|
    });
 | 
						|
 | 
						|
    it('should inject host component ChangeDetectorRef into directives on containers', () => {
 | 
						|
      class MyApp {
 | 
						|
        showing = true;
 | 
						|
 | 
						|
        constructor(public cdr: ChangeDetectorRef) {}
 | 
						|
 | 
						|
        static ngComponentDef = defineComponent({
 | 
						|
          type: MyApp,
 | 
						|
          selectors: [['my-app']],
 | 
						|
          factory: () => new MyApp(injectChangeDetectorRef()),
 | 
						|
          /** <div *myIf="showing" dir dirSameInstance #dir="dir"> {{ dir.value }} </div> */
 | 
						|
          template: function(rf: RenderFlags, ctx: MyApp) {
 | 
						|
            if (rf & RenderFlags.Create) {
 | 
						|
              container(0, C1, undefined, ['myIf', 'showing']);
 | 
						|
            }
 | 
						|
            if (rf & RenderFlags.Update) {
 | 
						|
              containerRefreshStart(0);
 | 
						|
              containerRefreshEnd();
 | 
						|
            }
 | 
						|
 | 
						|
            function C1(rf1: RenderFlags, ctx1: any) {
 | 
						|
              if (rf1 & RenderFlags.Create) {
 | 
						|
                elementStart(0, 'div', ['dir', '', 'dirSame', ''], ['dir', 'dir']);
 | 
						|
                { text(2); }
 | 
						|
                elementEnd();
 | 
						|
              }
 | 
						|
              let tmp: any;
 | 
						|
              if (rf1 & RenderFlags.Update) {
 | 
						|
                tmp = load(1);
 | 
						|
                textBinding(2, bind(tmp.value));
 | 
						|
              }
 | 
						|
            }
 | 
						|
          },
 | 
						|
          directives: directives
 | 
						|
        });
 | 
						|
      }
 | 
						|
 | 
						|
      const app = renderComponent(MyApp);
 | 
						|
      expect(toHtml(app)).toEqual('<div dir="" dirsame="">ViewRef</div>');
 | 
						|
      expect((app !.cdr as ViewRef<MyApp>).context).toBe(app);
 | 
						|
 | 
						|
      expect(dir !.cdr).toBe(app.cdr);
 | 
						|
      expect(dir !.cdr).toBe(dirSameInstance !.cdr);
 | 
						|
    });
 | 
						|
  });
 | 
						|
 | 
						|
  describe('@Attribute', () => {
 | 
						|
 | 
						|
    it('should inject attribute', () => {
 | 
						|
      let exist = 'wrong' as string | undefined;
 | 
						|
      let nonExist = 'wrong' as string | undefined;
 | 
						|
 | 
						|
      const MyApp = createComponent('my-app', function(rf: RenderFlags, ctx: any) {
 | 
						|
        if (rf & RenderFlags.Create) {
 | 
						|
          elementStart(0, 'div', ['exist', 'existValue', 'other', 'ignore']);
 | 
						|
          exist = injectAttribute('exist');
 | 
						|
          nonExist = injectAttribute('nonExist');
 | 
						|
        }
 | 
						|
      });
 | 
						|
 | 
						|
      const fixture = new ComponentFixture(MyApp);
 | 
						|
      expect(exist).toEqual('existValue');
 | 
						|
      expect(nonExist).toEqual(undefined);
 | 
						|
    });
 | 
						|
 | 
						|
    // https://stackblitz.com/edit/angular-8ytqkp?file=src%2Fapp%2Fapp.component.ts
 | 
						|
    it('should not inject attributes representing bindings and outputs', () => {
 | 
						|
      let exist = 'wrong' as string | undefined;
 | 
						|
      let nonExist = 'wrong' as string | undefined;
 | 
						|
 | 
						|
      const MyApp = createComponent('my-app', function(rf: RenderFlags, ctx: any) {
 | 
						|
        if (rf & RenderFlags.Create) {
 | 
						|
          elementStart(0, 'div', ['exist', 'existValue', AttributeMarker.SelectOnly, 'nonExist']);
 | 
						|
          exist = injectAttribute('exist');
 | 
						|
          nonExist = injectAttribute('nonExist');
 | 
						|
        }
 | 
						|
      });
 | 
						|
 | 
						|
      const fixture = new ComponentFixture(MyApp);
 | 
						|
      expect(exist).toEqual('existValue');
 | 
						|
      expect(nonExist).toEqual(undefined);
 | 
						|
    });
 | 
						|
 | 
						|
    it('should not accidentally inject attributes representing bindings and outputs', () => {
 | 
						|
      let exist = 'wrong' as string | undefined;
 | 
						|
      let nonExist = 'wrong' as string | undefined;
 | 
						|
 | 
						|
      const MyApp = createComponent('my-app', function(rf: RenderFlags, ctx: any) {
 | 
						|
        if (rf & RenderFlags.Create) {
 | 
						|
          elementStart(0, 'div', [
 | 
						|
            'exist', 'existValue', AttributeMarker.SelectOnly, 'binding1', 'nonExist', 'binding2'
 | 
						|
          ]);
 | 
						|
          exist = injectAttribute('exist');
 | 
						|
          nonExist = injectAttribute('nonExist');
 | 
						|
        }
 | 
						|
      });
 | 
						|
 | 
						|
      const fixture = new ComponentFixture(MyApp);
 | 
						|
      expect(exist).toEqual('existValue');
 | 
						|
      expect(nonExist).toEqual(undefined);
 | 
						|
    });
 | 
						|
  });
 | 
						|
 | 
						|
  describe('inject', () => {
 | 
						|
    describe('bloom filter', () => {
 | 
						|
      let di: LInjector;
 | 
						|
      beforeEach(() => {
 | 
						|
        di = {} as any;
 | 
						|
        di.bf0 = 0;
 | 
						|
        di.bf1 = 0;
 | 
						|
        di.bf2 = 0;
 | 
						|
        di.bf3 = 0;
 | 
						|
        di.bf4 = 0;
 | 
						|
        di.bf5 = 0;
 | 
						|
        di.bf6 = 0;
 | 
						|
        di.bf7 = 0;
 | 
						|
        di.bf3 = 0;
 | 
						|
        di.cbf0 = 0;
 | 
						|
        di.cbf1 = 0;
 | 
						|
        di.cbf2 = 0;
 | 
						|
        di.cbf3 = 0;
 | 
						|
        di.cbf4 = 0;
 | 
						|
        di.cbf5 = 0;
 | 
						|
        di.cbf6 = 0;
 | 
						|
        di.cbf7 = 0;
 | 
						|
      });
 | 
						|
 | 
						|
      function bloomState() {
 | 
						|
        return [di.bf7, di.bf6, di.bf5, di.bf4, di.bf3, di.bf2, di.bf1, di.bf0];
 | 
						|
      }
 | 
						|
 | 
						|
      it('should add values', () => {
 | 
						|
        bloomAdd(di, { __NG_ELEMENT_ID__: 0 } as any);
 | 
						|
        expect(bloomState()).toEqual([0, 0, 0, 0, 0, 0, 0, 1]);
 | 
						|
        bloomAdd(di, { __NG_ELEMENT_ID__: 32 + 1 } as any);
 | 
						|
        expect(bloomState()).toEqual([0, 0, 0, 0, 0, 0, 2, 1]);
 | 
						|
        bloomAdd(di, { __NG_ELEMENT_ID__: 64 + 2 } as any);
 | 
						|
        expect(bloomState()).toEqual([0, 0, 0, 0, 0, 4, 2, 1]);
 | 
						|
        bloomAdd(di, { __NG_ELEMENT_ID__: 96 + 3 } as any);
 | 
						|
        expect(bloomState()).toEqual([0, 0, 0, 0, 8, 4, 2, 1]);
 | 
						|
        bloomAdd(di, { __NG_ELEMENT_ID__: 128 + 4 } as any);
 | 
						|
        expect(bloomState()).toEqual([0, 0, 0, 16, 8, 4, 2, 1]);
 | 
						|
        bloomAdd(di, { __NG_ELEMENT_ID__: 160 + 5 } as any);
 | 
						|
        expect(bloomState()).toEqual([0, 0, 32, 16, 8, 4, 2, 1]);
 | 
						|
        bloomAdd(di, { __NG_ELEMENT_ID__: 192 + 6 } as any);
 | 
						|
        expect(bloomState()).toEqual([0, 64, 32, 16, 8, 4, 2, 1]);
 | 
						|
        bloomAdd(di, { __NG_ELEMENT_ID__: 224 + 7 } as any);
 | 
						|
        expect(bloomState()).toEqual([128, 64, 32, 16, 8, 4, 2, 1]);
 | 
						|
      });
 | 
						|
 | 
						|
      it('should query values', () => {
 | 
						|
        bloomAdd(di, { __NG_ELEMENT_ID__: 0 } as any);
 | 
						|
        bloomAdd(di, { __NG_ELEMENT_ID__: 32 } as any);
 | 
						|
        bloomAdd(di, { __NG_ELEMENT_ID__: 64 } as any);
 | 
						|
        bloomAdd(di, { __NG_ELEMENT_ID__: 96 } as any);
 | 
						|
        bloomAdd(di, { __NG_ELEMENT_ID__: 127 } as any);
 | 
						|
        bloomAdd(di, { __NG_ELEMENT_ID__: 161 } as any);
 | 
						|
        bloomAdd(di, { __NG_ELEMENT_ID__: 188 } as any);
 | 
						|
        bloomAdd(di, { __NG_ELEMENT_ID__: 223 } as any);
 | 
						|
        bloomAdd(di, { __NG_ELEMENT_ID__: 255 } as any);
 | 
						|
 | 
						|
        expect(bloomFindPossibleInjector(di, 0, InjectFlags.Default)).toEqual(di);
 | 
						|
        expect(bloomFindPossibleInjector(di, 1, InjectFlags.Default)).toEqual(null);
 | 
						|
        expect(bloomFindPossibleInjector(di, 32, InjectFlags.Default)).toEqual(di);
 | 
						|
        expect(bloomFindPossibleInjector(di, 64, InjectFlags.Default)).toEqual(di);
 | 
						|
        expect(bloomFindPossibleInjector(di, 96, InjectFlags.Default)).toEqual(di);
 | 
						|
        expect(bloomFindPossibleInjector(di, 127, InjectFlags.Default)).toEqual(di);
 | 
						|
        expect(bloomFindPossibleInjector(di, 161, InjectFlags.Default)).toEqual(di);
 | 
						|
        expect(bloomFindPossibleInjector(di, 188, InjectFlags.Default)).toEqual(di);
 | 
						|
        expect(bloomFindPossibleInjector(di, 223, InjectFlags.Default)).toEqual(di);
 | 
						|
        expect(bloomFindPossibleInjector(di, 255, InjectFlags.Default)).toEqual(di);
 | 
						|
      });
 | 
						|
    });
 | 
						|
 | 
						|
    it('should inject from parent view', () => {
 | 
						|
      const ParentDirective = createDirective('parentDir');
 | 
						|
 | 
						|
      class ChildDirective {
 | 
						|
        value: string;
 | 
						|
        constructor(public parent: any) { this.value = (parent.constructor as any).name; }
 | 
						|
        static ngDirectiveDef = defineDirective({
 | 
						|
          type: ChildDirective,
 | 
						|
          selectors: [['', 'childDir', '']],
 | 
						|
          factory: () => new ChildDirective(directiveInject(ParentDirective)),
 | 
						|
          features: [PublicFeature],
 | 
						|
          exportAs: 'childDir'
 | 
						|
        });
 | 
						|
      }
 | 
						|
 | 
						|
      class Child2Directive {
 | 
						|
        value: boolean;
 | 
						|
        constructor(parent: any, child: ChildDirective) { this.value = parent === child.parent; }
 | 
						|
        static ngDirectiveDef = defineDirective({
 | 
						|
          selectors: [['', 'child2Dir', '']],
 | 
						|
          type: Child2Directive,
 | 
						|
          factory: () => new Child2Directive(
 | 
						|
                       directiveInject(ParentDirective), directiveInject(ChildDirective)),
 | 
						|
          exportAs: 'child2Dir'
 | 
						|
        });
 | 
						|
      }
 | 
						|
 | 
						|
      /**
 | 
						|
       * <div parentDir>
 | 
						|
       *    <span childDir child2Dir #child1="childDir" #child2="child2Dir">
 | 
						|
       *      {{ child1.value }} - {{ child2.value }}
 | 
						|
       *    </span>
 | 
						|
       * </div>
 | 
						|
       */
 | 
						|
      function Template(rf: RenderFlags, ctx: any) {
 | 
						|
        if (rf & RenderFlags.Create) {
 | 
						|
          elementStart(0, 'div', ['parentDir', '']);
 | 
						|
          { container(1); }
 | 
						|
          elementEnd();
 | 
						|
        }
 | 
						|
        if (rf & RenderFlags.Update) {
 | 
						|
          containerRefreshStart(1);
 | 
						|
          {
 | 
						|
            let rf1 = embeddedViewStart(0);
 | 
						|
            if (rf1 & RenderFlags.Create) {
 | 
						|
              elementStart(
 | 
						|
                  0, 'span', ['childDir', '', 'child2Dir', ''],
 | 
						|
                  ['child1', 'childDir', 'child2', 'child2Dir']);
 | 
						|
              { text(3); }
 | 
						|
              elementEnd();
 | 
						|
            }
 | 
						|
            let tmp1: any;
 | 
						|
            let tmp2: any;
 | 
						|
            if (rf & RenderFlags.Update) {
 | 
						|
              tmp1 = load(1);
 | 
						|
              tmp2 = load(2);
 | 
						|
              textBinding(3, interpolation2('', tmp1.value, '-', tmp2.value, ''));
 | 
						|
            }
 | 
						|
            embeddedViewEnd();
 | 
						|
          }
 | 
						|
          containerRefreshEnd();
 | 
						|
        }
 | 
						|
      }
 | 
						|
 | 
						|
      const defs = [ChildDirective, Child2Directive, ParentDirective];
 | 
						|
      expect(renderToHtml(Template, {}, defs))
 | 
						|
          .toEqual('<div parentdir=""><span child2dir="" childdir="">Directive-true</span></div>');
 | 
						|
    });
 | 
						|
 | 
						|
    it('should inject from module Injector', () => {
 | 
						|
 | 
						|
                                             });
 | 
						|
  });
 | 
						|
 | 
						|
  describe('getOrCreateNodeInjector', () => {
 | 
						|
    it('should handle initial undefined state', () => {
 | 
						|
      const contentView = createLViewData(
 | 
						|
          null !, createTView(-1, null, null, null, null), null, LViewFlags.CheckAlways);
 | 
						|
      const oldView = enterView(contentView, null !);
 | 
						|
      try {
 | 
						|
        const parent = createLNode(0, TNodeType.Element, null, null, null, null);
 | 
						|
 | 
						|
        // Simulate the situation where the previous parent is not initialized.
 | 
						|
        // This happens on first bootstrap because we don't init existing values
 | 
						|
        // so that we have smaller HelloWorld.
 | 
						|
        (parent.tNode as{parent: any}).parent = undefined;
 | 
						|
 | 
						|
        const injector: any = getOrCreateNodeInjector();  // TODO: Review use of `any` here (#19904)
 | 
						|
        expect(injector).not.toBe(null);
 | 
						|
      } finally {
 | 
						|
        leaveView(oldView);
 | 
						|
      }
 | 
						|
    });
 | 
						|
  });
 | 
						|
 | 
						|
});
 |