We had some logic for generating and passing in the `elIndex` parameter into the `hostBindings` function, but it wasn't actually being used for anything. The only place left that had a reference to it was the `StylingBuilder` and it only stored it without referencing it again. PR Close #34969
		
			
				
	
	
		
			1427 lines
		
	
	
		
			45 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			1427 lines
		
	
	
		
			45 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 {AttributeMarker} from '@angular/compiler/src/core';
 | |
| import {MockDirectory, setup} from '@angular/compiler/test/aot/test_util';
 | |
| import {compile, expectEmit} from './mock_compile';
 | |
| 
 | |
| describe('compiler compliance: bindings', () => {
 | |
|   const angularFiles = setup({
 | |
|     compileAngular: false,
 | |
|     compileFakeCore: true,
 | |
|     compileAnimations: false,
 | |
|   });
 | |
| 
 | |
|   describe('text bindings', () => {
 | |
|     it('should generate interpolation instruction', () => {
 | |
|       const files: MockDirectory = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|           import {Component, NgModule} from '@angular/core';
 | |
|           @Component({
 | |
|             selector: 'my-component',
 | |
|             template: \`
 | |
|               <div>Hello {{ name }}</div>\`
 | |
|           })
 | |
|           export class MyComponent {
 | |
|             name = 'World';
 | |
|           }
 | |
|           @NgModule({declarations: [MyComponent]})
 | |
|           export class MyModule {}
 | |
|           `
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const template = `
 | |
|       template:function MyComponent_Template(rf, $ctx$){
 | |
|         if (rf & 1) {
 | |
|           $i0$.ɵɵelementStart(0, "div");
 | |
|           $i0$.ɵɵtext(1);
 | |
|           $i0$.ɵɵelementEnd();
 | |
|         }
 | |
|         if (rf & 2) {
 | |
|           $r3$.ɵɵadvance(1);
 | |
|           $i0$.ɵɵtextInterpolate1("Hello ", $ctx$.name, "");
 | |
|         }
 | |
|       }`;
 | |
|       const result = compile(files, angularFiles);
 | |
|       expectEmit(result.source, template, 'Incorrect interpolated text binding');
 | |
|     });
 | |
|   });
 | |
| 
 | |
|   describe('property bindings', () => {
 | |
|     it('should generate bind instruction', () => {
 | |
|       const files: MockDirectory = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|           import {Component, NgModule} from '@angular/core';
 | |
| 
 | |
|           @Component({
 | |
|             selector: 'my-app',
 | |
|             template: '<a [title]="title"></a>'
 | |
|           })
 | |
|           export class MyComponent {
 | |
|             title = 'Hello World';
 | |
|           }
 | |
| 
 | |
|           @NgModule({declarations: [MyComponent]})
 | |
|           export class MyModule {}`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const template = `
 | |
|       …
 | |
|       consts: [[${AttributeMarker.Bindings}, "title"]],
 | |
|       template:function MyComponent_Template(rf, $ctx$){
 | |
|         if (rf & 1) {
 | |
|           $i0$.ɵɵelement(0, "a", 0);
 | |
|         }
 | |
|         if (rf & 2) {
 | |
|           $i0$.ɵɵproperty("title", $ctx$.title);
 | |
|         }
 | |
|       }`;
 | |
|       const result = compile(files, angularFiles);
 | |
|       expectEmit(result.source, template, 'Incorrect property binding');
 | |
|     });
 | |
| 
 | |
|     it('should generate interpolation instruction for {{...}} bindings', () => {
 | |
|       const files: MockDirectory = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|           import {Component, NgModule} from '@angular/core';
 | |
|           @Component({
 | |
|             selector: 'my-component',
 | |
|             template: \`
 | |
|               <a title="Hello {{name}}"></a>\`
 | |
|           })
 | |
|           export class MyComponent {
 | |
|             name = 'World';
 | |
|           }
 | |
|           @NgModule({declarations: [MyComponent]})
 | |
|           export class MyModule {}
 | |
|           `
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const template = `
 | |
|       …
 | |
|       consts: [[${AttributeMarker.Bindings}, "title"]],
 | |
|       template:function MyComponent_Template(rf, $ctx$){
 | |
|         if (rf & 1) {
 | |
|           $i0$.ɵɵelement(0, "a", 0);
 | |
|         }
 | |
|         if (rf & 2) {
 | |
|           $i0$.ɵɵpropertyInterpolate1("title", "Hello ", $ctx$.name, "");
 | |
|         }
 | |
|       }`;
 | |
|       const result = compile(files, angularFiles);
 | |
|       expectEmit(result.source, template, 'Incorrect interpolated property binding');
 | |
|     });
 | |
| 
 | |
|     it('should ignore empty bindings', () => {
 | |
|       const files: MockDirectory = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Component} from '@angular/core';
 | |
|             @Component({
 | |
|               selector: 'test',
 | |
|               template: '<div [someProp]></div>'
 | |
|             })
 | |
|             class FooCmp {}
 | |
|           `
 | |
|         }
 | |
|       };
 | |
|       const result = compile(files, angularFiles);
 | |
|       expect(result.source).not.toContain('i0.ɵɵproperty');
 | |
|     });
 | |
| 
 | |
|     it('should not remap property names whose names do not correspond to their attribute names',
 | |
|        () => {
 | |
|          const files = {
 | |
|            app: {
 | |
|              'spec.ts': `
 | |
|               import {Component, NgModule} from '@angular/core';
 | |
| 
 | |
|               @Component({
 | |
|                 selector: 'my-component',
 | |
|                 template: \`
 | |
|                   <label [for]="forValue"></label>\`
 | |
|               })
 | |
|               export class MyComponent {
 | |
|                 forValue = 'some-input';
 | |
|               }
 | |
| 
 | |
|               @NgModule({declarations: [MyComponent]})
 | |
|               export class MyModule {}
 | |
|           `
 | |
|            }
 | |
|          };
 | |
| 
 | |
|          const template = `
 | |
|       consts: [[${AttributeMarker.Bindings}, "for"]]
 | |
| 
 | |
|       // ...
 | |
| 
 | |
|       function MyComponent_Template(rf, ctx) {
 | |
|         if (rf & 1) {
 | |
|             $i0$.ɵɵelement(0, "label", 0);
 | |
|         }
 | |
|         if (rf & 2) {
 | |
|             $i0$.ɵɵproperty("for", ctx.forValue);
 | |
|         }
 | |
|       }`;
 | |
| 
 | |
|          const result = compile(files, angularFiles);
 | |
| 
 | |
|          expectEmit(result.source, template, 'Incorrect template');
 | |
|        });
 | |
| 
 | |
|     it('should chain multiple property bindings into a single instruction', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Component} from '@angular/core';
 | |
| 
 | |
|             @Component({
 | |
|               template: '<button [title]="myTitle" [id]="buttonId" [tabindex]="1"></button>'
 | |
|             })
 | |
|             export class MyComponent {
 | |
|               myTitle = 'hello';
 | |
|               buttonId = 'special-button';
 | |
|             }`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const template = `
 | |
|           …
 | |
|           template: function MyComponent_Template(rf, ctx) {
 | |
|             …
 | |
|             if (rf & 2) {
 | |
|               $r3$.ɵɵproperty("title", ctx.myTitle)("id", ctx.buttonId)("tabindex", 1);
 | |
|             }
 | |
|           }
 | |
|         `;
 | |
| 
 | |
|       expectEmit(result.source, template, 'Incorrect template');
 | |
|     });
 | |
| 
 | |
|     it('should chain property bindings in the presence of other bindings', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Component} from '@angular/core';
 | |
| 
 | |
|             @Component({
 | |
|               template: '<button [title]="1" [attr.id]="2" [tabindex]="3" aria-label="{{1 + 3}}"></button>'
 | |
|             })
 | |
|             export class MyComponent {}`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const template = `
 | |
|           …
 | |
|           template: function MyComponent_Template(rf, ctx) {
 | |
|             …
 | |
|             if (rf & 2) {
 | |
|               $r3$.ɵɵpropertyInterpolate("aria-label", 1 + 3);
 | |
|               $r3$.ɵɵproperty("title", 1)("tabindex", 3);
 | |
|               $r3$.ɵɵattribute("id", 2);
 | |
|             }
 | |
|           }
 | |
|         `;
 | |
| 
 | |
|       expectEmit(result.source, template, 'Incorrect template');
 | |
|     });
 | |
| 
 | |
|     it('should not add interpolated properties to the property instruction chain', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Component} from '@angular/core';
 | |
| 
 | |
|             @Component({
 | |
|               template: '<button [title]="1" [id]="2" tabindex="{{0 + 3}}" aria-label="hello-{{1 + 3}}-{{2 + 3}}"></button>'
 | |
|             })
 | |
|             export class MyComponent {}`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const template = `
 | |
|           …
 | |
|           template: function MyComponent_Template(rf, ctx) {
 | |
|             …
 | |
|             if (rf & 2) {
 | |
|               $r3$.ɵɵpropertyInterpolate("tabindex", 0 + 3);
 | |
|               $r3$.ɵɵpropertyInterpolate2("aria-label", "hello-", 1 + 3, "-", 2 + 3, "");
 | |
|               $r3$.ɵɵproperty("title", 1)("id", 2);
 | |
|             }
 | |
|           }
 | |
|         `;
 | |
| 
 | |
|       expectEmit(result.source, template, 'Incorrect template');
 | |
|     });
 | |
| 
 | |
|     it('should chain synthetic property bindings together with regular property bindings', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Component} from '@angular/core';
 | |
| 
 | |
|             @Component({
 | |
|               template: \`
 | |
|                 <button
 | |
|                   [title]="myTitle"
 | |
|                   [@expand]="expansionState"
 | |
|                   [tabindex]="1"
 | |
|                   [@fade]="'out'"></button>
 | |
|                 \`
 | |
|             })
 | |
|             export class MyComponent {
 | |
|               expansionState = 'expanded';
 | |
|             }`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const template = `
 | |
|           …
 | |
|           template: function MyComponent_Template(rf, ctx) {
 | |
|             …
 | |
|             if (rf & 2) {
 | |
|               $r3$.ɵɵproperty("title", ctx.myTitle)("@expand", ctx.expansionState)("tabindex", 1)("@fade", "out");
 | |
|             }
 | |
|           }
 | |
|         `;
 | |
| 
 | |
|       expectEmit(result.source, template, 'Incorrect template');
 | |
|     });
 | |
| 
 | |
|     it('should chain multiple property bindings on an ng-template', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Component} from '@angular/core';
 | |
| 
 | |
|             @Component({
 | |
|               template: '<ng-template [title]="myTitle" [id]="buttonId" [tabindex]="1"></ng-template>'
 | |
|             })
 | |
|             export class MyComponent {
 | |
|               myTitle = 'hello';
 | |
|               buttonId = 'custom-id';
 | |
|             }`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const template = `
 | |
|           …
 | |
|           template: function MyComponent_Template(rf, ctx) {
 | |
|             …
 | |
|             if (rf & 2) {
 | |
|               $r3$.ɵɵproperty("title", ctx.myTitle)("id", ctx.buttonId)("tabindex", 1);
 | |
|             }
 | |
|           }
 | |
|         `;
 | |
| 
 | |
|       expectEmit(result.source, template, 'Incorrect template');
 | |
|     });
 | |
| 
 | |
|     it('should chain multiple property bindings when there are multiple elements', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Component} from '@angular/core';
 | |
| 
 | |
|             @Component({
 | |
|               template: \`
 | |
|                 <button [title]="myTitle" [id]="buttonId" [tabindex]="1"></button>
 | |
|                 <span [id]="1" [title]="'hello'" [someProp]="1 + 2"></span>
 | |
|                 <custom-element [prop]="'one'" [otherProp]="2"></custom-element>
 | |
|               \`
 | |
|             })
 | |
|             export class MyComponent {
 | |
|               myTitle = 'hello';
 | |
|               buttonId = 'special-button';
 | |
|             }`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const template = `
 | |
|           …
 | |
|           template: function MyComponent_Template(rf, ctx) {
 | |
|             …
 | |
|             if (rf & 2) {
 | |
|               $r3$.ɵɵproperty("title", ctx.myTitle)("id", ctx.buttonId)("tabindex", 1);
 | |
|               $r3$.ɵɵadvance(1);
 | |
|               $r3$.ɵɵproperty("id", 1)("title", "hello")("someProp", 1 + 2);
 | |
|               $r3$.ɵɵadvance(1);
 | |
|               $r3$.ɵɵproperty("prop", "one")("otherProp", 2);
 | |
|             }
 | |
|           }
 | |
|         `;
 | |
| 
 | |
|       expectEmit(result.source, template, 'Incorrect template');
 | |
|     });
 | |
| 
 | |
|     it('should chain multiple property bindings when there are child elements', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Component} from '@angular/core';
 | |
| 
 | |
|             @Component({
 | |
|               template: \`
 | |
|                 <button [title]="myTitle" [id]="buttonId" [tabindex]="1">
 | |
|                   <span [id]="1" [title]="'hello'" [someProp]="1 + 2"></span>
 | |
|                 </button>\`
 | |
|             })
 | |
|             export class MyComponent {
 | |
|               myTitle = 'hello';
 | |
|               buttonId = 'special-button';
 | |
|             }`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const template = `
 | |
|           …
 | |
|           template: function MyComponent_Template(rf, ctx) {
 | |
|             …
 | |
|             if (rf & 2) {
 | |
|               $r3$.ɵɵproperty("title", ctx.myTitle)("id", ctx.buttonId)("tabindex", 1);
 | |
|               $r3$.ɵɵadvance(1);
 | |
|               $r3$.ɵɵproperty("id", 1)("title", "hello")("someProp", 1 + 2);
 | |
|             }
 | |
|           }
 | |
|         `;
 | |
| 
 | |
|       expectEmit(result.source, template, 'Incorrect template');
 | |
|     });
 | |
| 
 | |
|   });
 | |
| 
 | |
|   describe('attribute bindings', () => {
 | |
|     it('should chain multiple attribute bindings into a single instruction', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Component} from '@angular/core';
 | |
| 
 | |
|             @Component({
 | |
|               template: \`
 | |
|                 <button [attr.title]="myTitle" attr.id="{{buttonId}}" [attr.tabindex]="1"></button>
 | |
|               \`
 | |
|             })
 | |
|             export class MyComponent {
 | |
|               myTitle = 'hello';
 | |
|               buttonId = 'special-button';
 | |
|             }`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const template = `
 | |
|           …
 | |
|           template: function MyComponent_Template(rf, ctx) {
 | |
|             …
 | |
|             if (rf & 2) {
 | |
|               $r3$.ɵɵattribute("title", ctx.myTitle)("id", ctx.buttonId)("tabindex", 1);
 | |
|             }
 | |
|           }
 | |
|         `;
 | |
| 
 | |
|       expectEmit(result.source, template, 'Incorrect template');
 | |
|     });
 | |
| 
 | |
|     it('should chain multiple single-interpolation attribute bindings into one instruction', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Component} from '@angular/core';
 | |
| 
 | |
|             @Component({
 | |
|               template: \`
 | |
|                 <button attr.title="{{myTitle}}" attr.id="{{buttonId}}" attr.tabindex="{{1}}"></button>
 | |
|               \`
 | |
|             })
 | |
|             export class MyComponent {
 | |
|               myTitle = 'hello';
 | |
|               buttonId = 'special-button';
 | |
|             }`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const template = `
 | |
|           …
 | |
|           template: function MyComponent_Template(rf, ctx) {
 | |
|             …
 | |
|             if (rf & 2) {
 | |
|               $r3$.ɵɵattribute("title", ctx.myTitle)("id", ctx.buttonId)("tabindex", 1);
 | |
|             }
 | |
|           }
 | |
|         `;
 | |
| 
 | |
|       expectEmit(result.source, template, 'Incorrect template');
 | |
|     });
 | |
| 
 | |
|     it('should chain attribute bindings in the presence of other bindings', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Component} from '@angular/core';
 | |
| 
 | |
|             @Component({
 | |
|               template: \`
 | |
|                 <button [attr.title]="1" [id]="2" [attr.tabindex]="3" attr.aria-label="prefix-{{1 + 3}}">
 | |
|                 </button>
 | |
|               \`
 | |
|             })
 | |
|             export class MyComponent {}`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const template = `
 | |
|           …
 | |
|           template: function MyComponent_Template(rf, ctx) {
 | |
|             …
 | |
|             if (rf & 2) {
 | |
|               $r3$.ɵɵattributeInterpolate1("aria-label", "prefix-", 1 + 3, "");
 | |
|               $r3$.ɵɵproperty("id", 2);
 | |
|               $r3$.ɵɵattribute("title", 1)("tabindex", 3);
 | |
|             }
 | |
|           }
 | |
|         `;
 | |
| 
 | |
|       expectEmit(result.source, template, 'Incorrect template');
 | |
|     });
 | |
| 
 | |
|     it('should not add interpolated attributes to the attribute instruction chain', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Component} from '@angular/core';
 | |
| 
 | |
|             @Component({
 | |
|               template: \`
 | |
|                 <button
 | |
|                   [attr.title]="1"
 | |
|                   [attr.id]="2"
 | |
|                   attr.tabindex="prefix-{{0 + 3}}"
 | |
|                   attr.aria-label="hello-{{1 + 3}}-{{2 + 3}}"></button>\`
 | |
|             })
 | |
|             export class MyComponent {}`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const template = `
 | |
|           …
 | |
|           template: function MyComponent_Template(rf, ctx) {
 | |
|             …
 | |
|             if (rf & 2) {
 | |
|               $r3$.ɵɵattributeInterpolate1("tabindex", "prefix-", 0 + 3, "");
 | |
|               $r3$.ɵɵattributeInterpolate2("aria-label", "hello-", 1 + 3, "-", 2 + 3, "");
 | |
|               $r3$.ɵɵattribute("title", 1)("id", 2);
 | |
|             }
 | |
|           }
 | |
|         `;
 | |
| 
 | |
|       expectEmit(result.source, template, 'Incorrect template');
 | |
|     });
 | |
| 
 | |
|     it('should chain multiple attribute bindings when there are multiple elements', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Component} from '@angular/core';
 | |
| 
 | |
|             @Component({
 | |
|               template: \`
 | |
|                 <button [attr.title]="myTitle" [attr.id]="buttonId" [attr.tabindex]="1"></button>
 | |
|                 <span [attr.id]="1" [attr.title]="'hello'" [attr.some-attr]="1 + 2"></span>
 | |
|                 <custom-element [attr.some-attr]="'one'" [attr.some-other-attr]="2"></custom-element>
 | |
|               \`
 | |
|             })
 | |
|             export class MyComponent {
 | |
|               myTitle = 'hello';
 | |
|               buttonId = 'special-button';
 | |
|             }`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const template = `
 | |
|           …
 | |
|           template: function MyComponent_Template(rf, ctx) {
 | |
|             …
 | |
|             if (rf & 2) {
 | |
|               $r3$.ɵɵattribute("title", ctx.myTitle)("id", ctx.buttonId)("tabindex", 1);
 | |
|               $r3$.ɵɵadvance(1);
 | |
|               $r3$.ɵɵattribute("id", 1)("title", "hello")("some-attr", 1 + 2);
 | |
|               $r3$.ɵɵadvance(1);
 | |
|               $r3$.ɵɵattribute("some-attr", "one")("some-other-attr", 2);
 | |
|             }
 | |
|           }
 | |
|         `;
 | |
| 
 | |
|       expectEmit(result.source, template, 'Incorrect template');
 | |
|     });
 | |
| 
 | |
|     it('should chain multiple attribute bindings when there are child elements', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Component} from '@angular/core';
 | |
| 
 | |
|             @Component({
 | |
|               template: \`
 | |
|                 <button [attr.title]="myTitle" [attr.id]="buttonId" [attr.tabindex]="1">
 | |
|                   <span [attr.id]="1" [attr.title]="'hello'" [attr.some-attr]="1 + 2"></span>
 | |
|                 </button>\`
 | |
|             })
 | |
|             export class MyComponent {
 | |
|               myTitle = 'hello';
 | |
|               buttonId = 'special-button';
 | |
|             }`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const template = `
 | |
|           …
 | |
|           template: function MyComponent_Template(rf, ctx) {
 | |
|             …
 | |
|             if (rf & 2) {
 | |
|               $r3$.ɵɵattribute("title", ctx.myTitle)("id", ctx.buttonId)("tabindex", 1);
 | |
|               $r3$.ɵɵadvance(1);
 | |
|               $r3$.ɵɵattribute("id", 1)("title", "hello")("some-attr", 1 + 2);
 | |
|             }
 | |
|           }
 | |
|         `;
 | |
| 
 | |
|       expectEmit(result.source, template, 'Incorrect template');
 | |
|     });
 | |
| 
 | |
|     it('should exclude attribute bindings from the attributes array', () => {
 | |
|       const files: MockDirectory = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|           import {Component, NgModule} from '@angular/core';
 | |
| 
 | |
|           @Component({
 | |
|             selector: 'my-app',
 | |
|             template: \`<a
 | |
|               target="_blank"
 | |
|               [title]="1"
 | |
|               [attr.foo]="'one'"
 | |
|               (customEvent)="doThings()"
 | |
|               [attr.bar]="'two'"
 | |
|               [id]="2"
 | |
|               aria-label="link"
 | |
|               [attr.baz]="three"></a>\`
 | |
|           })
 | |
|           export class MyComponent {
 | |
|             doThings() {}
 | |
|           }
 | |
| 
 | |
|           @NgModule({declarations: [MyComponent]})
 | |
|           export class MyModule {}`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const template = `
 | |
|         consts: [["target", "_blank", "aria-label", "link", ${AttributeMarker.Bindings}, "title", "id", "customEvent"]],
 | |
|         …
 | |
|       `;
 | |
|       const result = compile(files, angularFiles);
 | |
|       expectEmit(result.source, template, 'Incorrect attribute array');
 | |
|     });
 | |
| 
 | |
|   });
 | |
| 
 | |
|   describe('host bindings', () => {
 | |
|     it('should support host bindings', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'spec.ts': `
 | |
|             import {Directive, HostBinding, NgModule} from '@angular/core';
 | |
| 
 | |
|             @Directive({selector: '[hostBindingDir]'})
 | |
|             export class HostBindingDir {
 | |
|               @HostBinding('id') dirId = 'some id';
 | |
|             }
 | |
| 
 | |
|             @NgModule({declarations: [HostBindingDir]})
 | |
|             export class MyModule {}
 | |
|           `
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const HostBindingDirDeclaration = `
 | |
|       HostBindingDir.ɵdir = $r3$.ɵɵdefineDirective({
 | |
|         type: HostBindingDir,
 | |
|         selectors: [["", "hostBindingDir", ""]],
 | |
|           hostVars: 1,
 | |
|           hostBindings: function HostBindingDir_HostBindings(rf, ctx) {
 | |
|             if (rf & 2) {
 | |
|               $r3$.ɵɵhostProperty("id", ctx.dirId);
 | |
|             }
 | |
|           }
 | |
|         });
 | |
|       `;
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const source = result.source;
 | |
| 
 | |
|       expectEmit(source, HostBindingDirDeclaration, 'Invalid host binding code');
 | |
|     });
 | |
| 
 | |
|     it('should support host bindings with pure functions', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'spec.ts': `
 | |
|             import {Component, NgModule} from '@angular/core';
 | |
| 
 | |
|             @Component({
 | |
|               selector: 'host-binding-comp',
 | |
|               host: {
 | |
|                 '[id]': '["red", id]'
 | |
|               },
 | |
|               template: ''
 | |
|             })
 | |
|             export class HostBindingComp {
 | |
|               id = 'some id';
 | |
|             }
 | |
| 
 | |
|             @NgModule({declarations: [HostBindingComp]})
 | |
|             export class MyModule {}
 | |
|           `
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const HostBindingCompDeclaration = `
 | |
|         const $ff$ = function ($v$) { return ["red", $v$]; };
 | |
|         …
 | |
|         HostBindingComp.ɵcmp = $r3$.ɵɵdefineComponent({
 | |
|           type: HostBindingComp,
 | |
|           selectors: [["host-binding-comp"]],
 | |
|           hostVars: 3,
 | |
|           hostBindings: function HostBindingComp_HostBindings(rf, ctx) {
 | |
|             if (rf & 2) {
 | |
|               $r3$.ɵɵhostProperty("id", $r3$.ɵɵpureFunction1(1, $ff$, ctx.id));
 | |
|             }
 | |
|           },
 | |
|           decls: 0,
 | |
|           vars: 0,
 | |
|           template: function HostBindingComp_Template(rf, ctx) {},
 | |
|           encapsulation: 2
 | |
|         });
 | |
|       `;
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const source = result.source;
 | |
| 
 | |
|       expectEmit(source, HostBindingCompDeclaration, 'Invalid host binding code');
 | |
|     });
 | |
| 
 | |
|     it('should support host attribute bindings', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'spec.ts': `
 | |
|             import {Directive, NgModule} from '@angular/core';
 | |
| 
 | |
|             @Directive({
 | |
|               selector: '[hostAttributeDir]',
 | |
|               host: {
 | |
|                 '[attr.required]': 'required'
 | |
|               }
 | |
|             })
 | |
|             export class HostAttributeDir {
 | |
|               required = true;
 | |
|             }
 | |
| 
 | |
|             @NgModule({declarations: [HostAttributeDir]})
 | |
|             export class MyModule {}
 | |
|           `
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const HostAttributeDirDeclaration = `
 | |
|         HostAttributeDir.ɵdir = $r3$.ɵɵdefineDirective({
 | |
|           type: HostAttributeDir,
 | |
|           selectors: [["", "hostAttributeDir", ""]],
 | |
|           hostVars: 1,
 | |
|           hostBindings: function HostAttributeDir_HostBindings(rf, ctx) {
 | |
|             if (rf & 2) {
 | |
|               $r3$.ɵɵattribute("required", ctx.required);
 | |
|             }
 | |
|           }
 | |
|         });
 | |
|       `;
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const source = result.source;
 | |
| 
 | |
|       expectEmit(source, HostAttributeDirDeclaration, 'Invalid host attribute code');
 | |
|     });
 | |
| 
 | |
|     it('should support host attributes', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'spec.ts': `
 | |
|             import {Directive, NgModule} from '@angular/core';
 | |
| 
 | |
|             @Directive({
 | |
|               selector: '[hostAttributeDir]',
 | |
|               host: {
 | |
|                 'aria-label': 'label'
 | |
|               }
 | |
|             })
 | |
|             export class HostAttributeDir {
 | |
|             }
 | |
| 
 | |
|             @NgModule({declarations: [HostAttributeDir]})
 | |
|             export class MyModule {}
 | |
|           `
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const HostAttributeDirDeclaration = `
 | |
|         HostAttributeDir.ɵdir = $r3$.ɵɵdefineDirective({
 | |
|           type: HostAttributeDir,
 | |
|           selectors: [["", "hostAttributeDir", ""]],
 | |
|           hostAttrs: ["aria-label", "label"]
 | |
|         });
 | |
|       `;
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const source = result.source;
 | |
| 
 | |
|       expectEmit(source, HostAttributeDirDeclaration, 'Invalid host attribute code');
 | |
|     });
 | |
| 
 | |
|     it('should support host attributes together with host classes and styles', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'spec.ts': `
 | |
|             import {Component, Directive, NgModule} from '@angular/core';
 | |
| 
 | |
|             @Component({
 | |
|               selector: 'my-host-attribute-component',
 | |
|               template: "...",
 | |
|               host: {
 | |
|                 'title': 'hello there from component',
 | |
|                 'style': 'opacity:1'
 | |
|               }
 | |
|             })
 | |
|             export class HostAttributeComp {
 | |
|             }
 | |
| 
 | |
|             @Directive({
 | |
|               selector: '[hostAttributeDir]',
 | |
|               host: {
 | |
|                 'style': 'width: 200px; height: 500px',
 | |
|                 '[style.opacity]': "true",
 | |
|                 'class': 'one two',
 | |
|                 '[class.three]': "true",
 | |
|                 'title': 'hello there from directive',
 | |
|               }
 | |
|             })
 | |
|             export class HostAttributeDir {
 | |
|             }
 | |
| 
 | |
|             @NgModule({declarations: [HostAttributeComp, HostAttributeDir]})
 | |
|             export class MyModule {}
 | |
|           `
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const CompAndDirDeclaration = `
 | |
|         HostAttributeComp.ɵcmp = $r3$.ɵɵdefineComponent({
 | |
|           type: HostAttributeComp,
 | |
|           selectors: [["my-host-attribute-component"]],
 | |
|           hostAttrs: ["title", "hello there from component", ${AttributeMarker.Styles}, "opacity", "1"],
 | |
|         …
 | |
|         HostAttributeDir.ɵdir = $r3$.ɵɵdefineDirective({
 | |
|           type: HostAttributeDir,
 | |
|           selectors: [["", "hostAttributeDir", ""]],
 | |
|           hostAttrs: ["title", "hello there from directive", ${AttributeMarker.Classes}, "one", "two", ${AttributeMarker.Styles}, "width", "200px", "height", "500px"],
 | |
|           hostVars: 4,
 | |
|           hostBindings: function HostAttributeDir_HostBindings(rf, ctx) {
 | |
|             …
 | |
|           }
 | |
|     `;
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const source = result.source;
 | |
|       expectEmit(source, CompAndDirDeclaration, 'Invalid host attribute code');
 | |
|     });
 | |
| 
 | |
|     it('should chain multiple host property bindings into a single instruction', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Directive} from '@angular/core';
 | |
| 
 | |
|             @Directive({
 | |
|               selector: '[my-dir]',
 | |
|               host: {
 | |
|                 '[title]': 'myTitle',
 | |
|                 '[tabindex]': '1',
 | |
|                 '[id]': 'myId'
 | |
|               }
 | |
|             })
 | |
|             export class MyDirective {
 | |
|               myTitle = 'hello';
 | |
|               myId = 'special-directive';
 | |
|             }`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const template = `
 | |
|           …
 | |
|           hostBindings: function MyDirective_HostBindings(rf, ctx) {
 | |
|             …
 | |
|             if (rf & 2) {
 | |
|               $r3$.ɵɵhostProperty("title", ctx.myTitle)("tabindex", 1)("id", ctx.myId);
 | |
|             }
 | |
|           }
 | |
|         `;
 | |
| 
 | |
|       expectEmit(result.source, template, 'Incorrect template');
 | |
|     });
 | |
| 
 | |
|     it('should chain both host properties in the decorator and on the class', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Directive, HostBinding} from '@angular/core';
 | |
| 
 | |
|             @Directive({
 | |
|               selector: '[my-dir]',
 | |
|               host: {
 | |
|                 '[tabindex]': '1'
 | |
|               }
 | |
|             })
 | |
|             export class MyDirective {
 | |
|               @HostBinding('title')
 | |
|               myTitle = 'hello';
 | |
| 
 | |
|               @HostBinding('id')
 | |
|               myId = 'special-directive';
 | |
|             }`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const template = `
 | |
|           …
 | |
|           hostBindings: function MyDirective_HostBindings(rf, ctx) {
 | |
|             …
 | |
|             if (rf & 2) {
 | |
|               $r3$.ɵɵhostProperty("tabindex", 1)("title", ctx.myTitle)("id", ctx.myId);
 | |
|             }
 | |
|           }
 | |
|         `;
 | |
| 
 | |
|       expectEmit(result.source, template, 'Incorrect template');
 | |
|     });
 | |
| 
 | |
|     it('should chain multiple host property bindings in the presence of other bindings', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Directive} from '@angular/core';
 | |
| 
 | |
|             @Directive({
 | |
|               selector: '[my-dir]',
 | |
|               host: {
 | |
|                 '[title]': '"my title"',
 | |
|                 '[attr.tabindex]': '1',
 | |
|                 '[id]': '"my-id"'
 | |
|               }
 | |
|             })
 | |
|             export class MyDirective {}`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const template = `
 | |
|           …
 | |
|           hostBindings: function MyDirective_HostBindings(rf, ctx) {
 | |
|             …
 | |
|             if (rf & 2) {
 | |
|               $r3$.ɵɵhostProperty("title", "my title")("id", "my-id");
 | |
|               $r3$.ɵɵattribute("tabindex", 1);
 | |
|             }
 | |
|           }
 | |
|         `;
 | |
| 
 | |
|       expectEmit(result.source, template, 'Incorrect template');
 | |
|     });
 | |
| 
 | |
|     it('should chain multiple synthetic properties into a single instruction call', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Directive} from '@angular/core';
 | |
| 
 | |
|             @Directive({
 | |
|               selector: '[my-dir]',
 | |
|               host: {
 | |
|                 '[@expand]': 'expandedState',
 | |
|                 '[@fadeOut]': 'true',
 | |
|                 '[@shrink]': 'isSmall'
 | |
|               }
 | |
|             })
 | |
|             export class MyDirective {
 | |
|               expandedState = 'collapsed';
 | |
|               isSmall = true;
 | |
|             }`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const template = `
 | |
|         …
 | |
|         hostBindings: function MyDirective_HostBindings(rf, ctx) {
 | |
|           …
 | |
|           if (rf & 2) {
 | |
|             $r3$.ɵɵupdateSyntheticHostBinding("@expand", ctx.expandedState)("@fadeOut", true)("@shrink", ctx.isSmall);
 | |
|           }
 | |
|         }
 | |
|       `;
 | |
| 
 | |
|       expectEmit(result.source, template, 'Incorrect template');
 | |
|     });
 | |
| 
 | |
|     it('should chain multiple host attribute bindings into a single instruction', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Directive} from '@angular/core';
 | |
| 
 | |
|             @Directive({
 | |
|               selector: '[my-dir]',
 | |
|               host: {
 | |
|                 '[attr.title]': 'myTitle',
 | |
|                 '[attr.tabindex]': '1',
 | |
|                 '[attr.id]': 'myId'
 | |
|               }
 | |
|             })
 | |
|             export class MyDirective {
 | |
|               myTitle = 'hello';
 | |
|               myId = 'special-directive';
 | |
|             }`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const template = `
 | |
|           …
 | |
|           hostBindings: function MyDirective_HostBindings(rf, ctx) {
 | |
|             …
 | |
|             if (rf & 2) {
 | |
|               $r3$.ɵɵattribute("title", ctx.myTitle)("tabindex", 1)("id", ctx.myId);
 | |
|             }
 | |
|           }
 | |
|         `;
 | |
| 
 | |
|       expectEmit(result.source, template, 'Incorrect template');
 | |
|     });
 | |
| 
 | |
|     it('should chain both host attributes in the decorator and on the class', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Directive, HostBinding} from '@angular/core';
 | |
| 
 | |
|             @Directive({
 | |
|               selector: '[my-dir]',
 | |
|               host: {
 | |
|                 '[attr.tabindex]': '1'
 | |
|               }
 | |
|             })
 | |
|             export class MyDirective {
 | |
|               @HostBinding('attr.title')
 | |
|               myTitle = 'hello';
 | |
| 
 | |
|               @HostBinding('attr.id')
 | |
|               myId = 'special-directive';
 | |
|             }`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const template = `
 | |
|           …
 | |
|           hostBindings: function MyDirective_HostBindings(rf, ctx) {
 | |
|             …
 | |
|             if (rf & 2) {
 | |
|               $r3$.ɵɵattribute("tabindex", 1)("title", ctx.myTitle)("id", ctx.myId);
 | |
|             }
 | |
|           }
 | |
|         `;
 | |
| 
 | |
|       expectEmit(result.source, template, 'Incorrect template');
 | |
|     });
 | |
| 
 | |
|     it('should chain multiple host attribute bindings in the presence of other bindings', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Directive} from '@angular/core';
 | |
| 
 | |
|             @Directive({
 | |
|               selector: '[my-dir]',
 | |
|               host: {
 | |
|                 '[attr.title]': '"my title"',
 | |
|                 '[tabindex]': '1',
 | |
|                 '[attr.id]': '"my-id"'
 | |
|               }
 | |
|             })
 | |
|             export class MyDirective {}`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const template = `
 | |
|             …
 | |
|             hostBindings: function MyDirective_HostBindings(rf, ctx) {
 | |
|               …
 | |
|               if (rf & 2) {
 | |
|                 $r3$.ɵɵhostProperty("tabindex", 1);
 | |
|                 $r3$.ɵɵattribute("title", "my title")("id", "my-id");
 | |
|               }
 | |
|             }
 | |
|           `;
 | |
| 
 | |
|       expectEmit(result.source, template, 'Incorrect template');
 | |
|     });
 | |
| 
 | |
|     it('should chain multiple host listeners into a single instruction', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Directive, HostListener} from '@angular/core';
 | |
| 
 | |
|             @Directive({
 | |
|               selector: '[my-dir]',
 | |
|               host: {
 | |
|                 '(mousedown)': 'mousedown()',
 | |
|                 '(mouseup)': 'mouseup()',
 | |
|               }
 | |
|             })
 | |
|             export class MyDirective {
 | |
|               mousedown() {}
 | |
|               mouseup() {}
 | |
| 
 | |
|               @HostListener('click')
 | |
|               click() {}
 | |
|             }`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const template = `
 | |
|           …
 | |
|           hostBindings: function MyDirective_HostBindings(rf, ctx) {
 | |
|             if (rf & 1) {
 | |
|               $r3$.ɵɵlistener("mousedown", function MyDirective_mousedown_HostBindingHandler($event) { return ctx.mousedown(); })("mouseup", function MyDirective_mouseup_HostBindingHandler($event) { return ctx.mouseup(); })("click", function MyDirective_click_HostBindingHandler($event) { return ctx.click(); });
 | |
|             }
 | |
|           }
 | |
|         `;
 | |
| 
 | |
|       expectEmit(result.source, template, 'Incorrect template');
 | |
|     });
 | |
| 
 | |
|     it('should chain multiple synthetic host listeners into a single instruction', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Component, HostListener} from '@angular/core';
 | |
| 
 | |
|             @Component({
 | |
|               selector: 'my-comp',
 | |
|               template: '',
 | |
|               host: {
 | |
|                 '(@animation.done)': 'done()',
 | |
|               }
 | |
|             })
 | |
|             export class MyComponent {
 | |
|               @HostListener('@animation.start')
 | |
|               start() {}
 | |
|             }`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const template = `
 | |
|           …
 | |
|           hostBindings: function MyComponent_HostBindings(rf, ctx) {
 | |
|             if (rf & 1) {
 | |
|               $r3$.ɵɵcomponentHostSyntheticListener("@animation.done", function MyComponent_animation_animation_done_HostBindingHandler($event) { return ctx.done(); })("@animation.start", function MyComponent_animation_animation_start_HostBindingHandler($event) { return ctx.start(); });
 | |
|             }
 | |
|           }
 | |
|         `;
 | |
| 
 | |
|       expectEmit(result.source, template, 'Incorrect template');
 | |
|     });
 | |
| 
 | |
|     it('should chain multiple regular and synthetic host listeners into two instructions', () => {
 | |
|       const files = {
 | |
|         app: {
 | |
|           'example.ts': `
 | |
|             import {Component, HostListener} from '@angular/core';
 | |
| 
 | |
|             @Component({
 | |
|               selector: 'my-comp',
 | |
|               template: '',
 | |
|               host: {
 | |
|                 '(mousedown)': 'mousedown()',
 | |
|                 '(@animation.done)': 'done()',
 | |
|                 '(mouseup)': 'mouseup()',
 | |
|               }
 | |
|             })
 | |
|             export class MyComponent {
 | |
|               @HostListener('@animation.start')
 | |
|               start() {}
 | |
| 
 | |
|               @HostListener('click')
 | |
|               click() {}
 | |
|             }`
 | |
|         }
 | |
|       };
 | |
| 
 | |
|       const result = compile(files, angularFiles);
 | |
|       const template = `
 | |
|         …
 | |
|         hostBindings: function MyComponent_HostBindings(rf, ctx) {
 | |
|           if (rf & 1) {
 | |
|             $r3$.ɵɵcomponentHostSyntheticListener("@animation.done", function MyComponent_animation_animation_done_HostBindingHandler($event) { return ctx.done(); })("@animation.start", function MyComponent_animation_animation_start_HostBindingHandler($event) { return ctx.start(); });
 | |
|             $r3$.ɵɵlistener("mousedown", function MyComponent_mousedown_HostBindingHandler($event) { return ctx.mousedown(); })("mouseup", function MyComponent_mouseup_HostBindingHandler($event) { return ctx.mouseup(); })("click", function MyComponent_click_HostBindingHandler($event) { return ctx.click(); });
 | |
|           }
 | |
|         }
 | |
|       `;
 | |
|       expectEmit(result.source, template, 'Incorrect template');
 | |
|     });
 | |
| 
 | |
|   });
 | |
| 
 | |
|   describe('non bindable behavior', () => {
 | |
|     const getAppFiles = (template: string = ''): MockDirectory => ({
 | |
|       app: {
 | |
|         'example.ts': `
 | |
|           import {Component, NgModule} from '@angular/core';
 | |
| 
 | |
|           @Component({
 | |
|             selector: 'my-app',
 | |
|             template: \`${template}\`
 | |
|           })
 | |
|           export class MyComponent {
 | |
|             name = 'John Doe';
 | |
|           }
 | |
| 
 | |
|           @NgModule({declarations: [MyComponent]})
 | |
|           export class MyModule {}`
 | |
|       }
 | |
|     });
 | |
| 
 | |
|     it('should generate the proper update instructions for interpolated properties', () => {
 | |
|       const files: MockDirectory = getAppFiles(`
 | |
|         <div title="a{{one}}b{{two}}c{{three}}d{{four}}e{{five}}f{{six}}g{{seven}}h{{eight}}i{{nine}}j"></div>
 | |
|         <div title="a{{one}}b{{two}}c{{three}}d{{four}}e{{five}}f{{six}}g{{seven}}h{{eight}}i"></div>
 | |
|         <div title="a{{one}}b{{two}}c{{three}}d{{four}}e{{five}}f{{six}}g{{seven}}h"></div>
 | |
|         <div title="a{{one}}b{{two}}c{{three}}d{{four}}e{{five}}f{{six}}g"></div>
 | |
|         <div title="a{{one}}b{{two}}c{{three}}d{{four}}e{{five}}f"></div>
 | |
|         <div title="a{{one}}b{{two}}c{{three}}d{{four}}e"></div>
 | |
|         <div title="a{{one}}b{{two}}c{{three}}d"></div>
 | |
|         <div title="a{{one}}b{{two}}c"></div>
 | |
|         <div title="a{{one}}b"></div>
 | |
|         <div title="{{one}}"></div>
 | |
|       `);
 | |
| 
 | |
|       const template = `
 | |
|       …
 | |
|         if (rf & 2) {
 | |
|           i0.ɵɵpropertyInterpolateV("title", ["a", ctx.one, "b", ctx.two, "c", ctx.three, "d", ctx.four, "e", ctx.five, "f", ctx.six, "g", ctx.seven, "h", ctx.eight, "i", ctx.nine, "j"]);
 | |
|           i0.ɵɵadvance(1);
 | |
|           i0.ɵɵpropertyInterpolate8("title", "a", ctx.one, "b", ctx.two, "c", ctx.three, "d", ctx.four, "e", ctx.five, "f", ctx.six, "g", ctx.seven, "h", ctx.eight, "i");
 | |
|           i0.ɵɵadvance(1);
 | |
|           i0.ɵɵpropertyInterpolate7("title", "a", ctx.one, "b", ctx.two, "c", ctx.three, "d", ctx.four, "e", ctx.five, "f", ctx.six, "g", ctx.seven, "h");
 | |
|           i0.ɵɵadvance(1);
 | |
|           i0.ɵɵpropertyInterpolate6("title", "a", ctx.one, "b", ctx.two, "c", ctx.three, "d", ctx.four, "e", ctx.five, "f", ctx.six, "g");
 | |
|           i0.ɵɵadvance(1);
 | |
|           i0.ɵɵpropertyInterpolate5("title", "a", ctx.one, "b", ctx.two, "c", ctx.three, "d", ctx.four, "e", ctx.five, "f");
 | |
|           i0.ɵɵadvance(1);
 | |
|           i0.ɵɵpropertyInterpolate4("title", "a", ctx.one, "b", ctx.two, "c", ctx.three, "d", ctx.four, "e");
 | |
|           i0.ɵɵadvance(1);
 | |
|           i0.ɵɵpropertyInterpolate3("title", "a", ctx.one, "b", ctx.two, "c", ctx.three, "d");
 | |
|           i0.ɵɵadvance(1);
 | |
|           i0.ɵɵpropertyInterpolate2("title", "a", ctx.one, "b", ctx.two, "c");
 | |
|           i0.ɵɵadvance(1);
 | |
|           i0.ɵɵpropertyInterpolate1("title", "a", ctx.one, "b");
 | |
|           i0.ɵɵadvance(1);
 | |
|           i0.ɵɵpropertyInterpolate("title", ctx.one);
 | |
|       }
 | |
|       …
 | |
|       `;
 | |
|       const result = compile(files, angularFiles);
 | |
|       expectEmit(result.source, template, 'Incorrect handling of interpolated properties');
 | |
|     });
 | |
| 
 | |
| 
 | |
|     it('should generate the proper update instructions for interpolated attributes', () => {
 | |
|       const files: MockDirectory = getAppFiles(`
 | |
|         <div attr.title="a{{one}}b{{two}}c{{three}}d{{four}}e{{five}}f{{six}}g{{seven}}h{{eight}}i{{nine}}j"></div>
 | |
|         <div attr.title="a{{one}}b{{two}}c{{three}}d{{four}}e{{five}}f{{six}}g{{seven}}h{{eight}}i"></div>
 | |
|         <div attr.title="a{{one}}b{{two}}c{{three}}d{{four}}e{{five}}f{{six}}g{{seven}}h"></div>
 | |
|         <div attr.title="a{{one}}b{{two}}c{{three}}d{{four}}e{{five}}f{{six}}g"></div>
 | |
|         <div attr.title="a{{one}}b{{two}}c{{three}}d{{four}}e{{five}}f"></div>
 | |
|         <div attr.title="a{{one}}b{{two}}c{{three}}d{{four}}e"></div>
 | |
|         <div attr.title="a{{one}}b{{two}}c{{three}}d"></div>
 | |
|         <div attr.title="a{{one}}b{{two}}c"></div>
 | |
|         <div attr.title="a{{one}}b"></div>
 | |
|         <div attr.title="{{one}}"></div>
 | |
|       `);
 | |
| 
 | |
|       const template = `
 | |
|       …
 | |
|         if (rf & 2) {
 | |
|           i0.ɵɵattributeInterpolateV("title", ["a", ctx.one, "b", ctx.two, "c", ctx.three, "d", ctx.four, "e", ctx.five, "f", ctx.six, "g", ctx.seven, "h", ctx.eight, "i", ctx.nine, "j"]);
 | |
|           i0.ɵɵadvance(1);
 | |
|           i0.ɵɵattributeInterpolate8("title", "a", ctx.one, "b", ctx.two, "c", ctx.three, "d", ctx.four, "e", ctx.five, "f", ctx.six, "g", ctx.seven, "h", ctx.eight, "i");
 | |
|           i0.ɵɵadvance(1);
 | |
|           i0.ɵɵattributeInterpolate7("title", "a", ctx.one, "b", ctx.two, "c", ctx.three, "d", ctx.four, "e", ctx.five, "f", ctx.six, "g", ctx.seven, "h");
 | |
|           i0.ɵɵadvance(1);
 | |
|           i0.ɵɵattributeInterpolate6("title", "a", ctx.one, "b", ctx.two, "c", ctx.three, "d", ctx.four, "e", ctx.five, "f", ctx.six, "g");
 | |
|           i0.ɵɵadvance(1);
 | |
|           i0.ɵɵattributeInterpolate5("title", "a", ctx.one, "b", ctx.two, "c", ctx.three, "d", ctx.four, "e", ctx.five, "f");
 | |
|           i0.ɵɵadvance(1);
 | |
|           i0.ɵɵattributeInterpolate4("title", "a", ctx.one, "b", ctx.two, "c", ctx.three, "d", ctx.four, "e");
 | |
|           i0.ɵɵadvance(1);
 | |
|           i0.ɵɵattributeInterpolate3("title", "a", ctx.one, "b", ctx.two, "c", ctx.three, "d");
 | |
|           i0.ɵɵadvance(1);
 | |
|           i0.ɵɵattributeInterpolate2("title", "a", ctx.one, "b", ctx.two, "c");
 | |
|           i0.ɵɵadvance(1);
 | |
|           i0.ɵɵattributeInterpolate1("title", "a", ctx.one, "b");
 | |
|           i0.ɵɵadvance(1);
 | |
|           i0.ɵɵattribute("title", ctx.one);
 | |
|       }
 | |
|       …
 | |
|       `;
 | |
|       const result = compile(files, angularFiles);
 | |
|       expectEmit(result.source, template, 'Incorrect handling of interpolated properties');
 | |
|     });
 | |
| 
 | |
|     it('should keep local ref for host element', () => {
 | |
|       const files: MockDirectory = getAppFiles(`
 | |
|         <b ngNonBindable #myRef id="my-id">
 | |
|           <i>Hello {{ name }}!</i>
 | |
|         </b>
 | |
|         {{ myRef.id }}
 | |
|       `);
 | |
| 
 | |
|       const template = `
 | |
|         …
 | |
|         consts: [["id", "my-id"], ["myRef", ""]],
 | |
|         template:function MyComponent_Template(rf, $ctx$){
 | |
|           if (rf & 1) {
 | |
|             $i0$.ɵɵelementStart(0, "b", 0, 1);
 | |
|             $i0$.ɵɵdisableBindings();
 | |
|             $i0$.ɵɵelementStart(2, "i");
 | |
|             $i0$.ɵɵtext(3, "Hello {{ name }}!");
 | |
|             $i0$.ɵɵelementEnd();
 | |
|             $i0$.ɵɵenableBindings();
 | |
|             $i0$.ɵɵelementEnd();
 | |
|             $i0$.ɵɵtext(4);
 | |
|           }
 | |
|           if (rf & 2) {
 | |
|             const $_r0$ = $i0$.ɵɵreference(1);
 | |
|             $r3$.ɵɵadvance(4);
 | |
|             $i0$.ɵɵtextInterpolate1(" ", $_r0$.id, " ");
 | |
|           }
 | |
|         }
 | |
|       `;
 | |
|       const result = compile(files, angularFiles);
 | |
|       expectEmit(result.source, template, 'Incorrect handling of local refs for host element');
 | |
|     });
 | |
| 
 | |
|     it('should not have local refs for nested elements', () => {
 | |
|       const files: MockDirectory = getAppFiles(`
 | |
|        <div ngNonBindable>
 | |
|          <input value="one" #myInput> {{ myInput.value }}
 | |
|        </div>
 | |
|       `);
 | |
| 
 | |
|       const template = `
 | |
|         …
 | |
|         consts: [["value", "one", "#myInput", ""]],
 | |
|         template:function MyComponent_Template(rf, $ctx$){
 | |
|           if (rf & 1) {
 | |
|             $i0$.ɵɵelementStart(0, "div");
 | |
|             $i0$.ɵɵdisableBindings();
 | |
|             $i0$.ɵɵelement(1, "input", 0);
 | |
|             $i0$.ɵɵtext(2, " {{ myInput.value }} ");
 | |
|             $i0$.ɵɵenableBindings();
 | |
|             $i0$.ɵɵelementEnd();
 | |
|         }
 | |
|       `;
 | |
|       const result = compile(files, angularFiles);
 | |
|       expectEmit(result.source, template, 'Incorrect handling of local refs for nested elements');
 | |
|     });
 | |
| 
 | |
|     it('should not process property bindings and listeners', () => {
 | |
|       const files: MockDirectory = getAppFiles(`
 | |
|         <div ngNonBindable>
 | |
|           <div [id]="my-id" (click)="onclick"></div>
 | |
|         </div>
 | |
|       `);
 | |
| 
 | |
|       const template = `
 | |
|         …
 | |
|         consts: [["[id]", "my-id", "(click)", "onclick"]],
 | |
|         template:function MyComponent_Template(rf, $ctx$){
 | |
|           if (rf & 1) {
 | |
|             $i0$.ɵɵelementStart(0, "div");
 | |
|             $i0$.ɵɵdisableBindings();
 | |
|             $i0$.ɵɵelement(1, "div", 0);
 | |
|             $i0$.ɵɵenableBindings();
 | |
|             $i0$.ɵɵelementEnd();
 | |
|         }
 | |
|       `;
 | |
|       const result = compile(files, angularFiles);
 | |
|       expectEmit(result.source, template, 'Incorrect handling of property bindings and listeners');
 | |
|     });
 | |
| 
 | |
|     it('should not generate extra instructions for elements with no children', () => {
 | |
|       const files: MockDirectory = getAppFiles(`
 | |
|         <div ngNonBindable></div>
 | |
|       `);
 | |
| 
 | |
|       const template = `
 | |
|         template:function MyComponent_Template(rf, $ctx$){
 | |
|           if (rf & 1) {
 | |
|             $i0$.ɵɵelement(0, "div");
 | |
|           }
 | |
|         }
 | |
|       `;
 | |
|       const result = compile(files, angularFiles);
 | |
|       expectEmit(result.source, template, 'Incorrect handling of elements with no children');
 | |
|     });
 | |
| 
 | |
|   });
 | |
| 
 | |
| });
 |