1315 lines
42 KiB
TypeScript
1315 lines
42 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 {AttributeMarker} from '@angular/compiler/src/core';
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import {MockDirectory, setup} from '@angular/compiler/test/aot/test_util';
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import {compile, expectEmit} from './mock_compile';
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describe('compiler compliance: bindings', () => {
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const angularFiles = setup({
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compileAngular: false,
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compileFakeCore: true,
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compileAnimations: false,
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});
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describe('text bindings', () => {
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it('should generate interpolation instruction', () => {
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const files: MockDirectory = {
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app: {
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'example.ts': `
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import {Component, NgModule} from '@angular/core';
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@Component({
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selector: 'my-component',
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template: \`
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<div>Hello {{ name }}</div>\`
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})
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export class MyComponent {
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name = 'World';
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}
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@NgModule({declarations: [MyComponent]})
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export class MyModule {}
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`
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}
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};
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const template = `
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template:function MyComponent_Template(rf, $ctx$){
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if (rf & 1) {
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$i0$.ɵɵelementStart(0, "div");
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$i0$.ɵɵtext(1);
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$i0$.ɵɵelementEnd();
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}
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if (rf & 2) {
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$r3$.ɵɵselect(1);
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$i0$.ɵɵtextInterpolate1("Hello ", $ctx$.name, "");
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}
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}`;
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const result = compile(files, angularFiles);
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expectEmit(result.source, template, 'Incorrect interpolated text binding');
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});
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});
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describe('property bindings', () => {
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it('should generate bind instruction', () => {
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const files: MockDirectory = {
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app: {
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'example.ts': `
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import {Component, NgModule} from '@angular/core';
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@Component({
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selector: 'my-app',
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template: '<a [title]="title"></a>'
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})
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export class MyComponent {
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title = 'Hello World';
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}
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@NgModule({declarations: [MyComponent]})
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export class MyModule {}`
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}
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};
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const template = `
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const $e0_attrs$ = [${AttributeMarker.Bindings}, "title"];
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…
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template:function MyComponent_Template(rf, $ctx$){
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if (rf & 1) {
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$i0$.ɵɵelement(0, "a", $e0_attrs$);
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}
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if (rf & 2) {
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$i0$.ɵɵproperty("title", $ctx$.title);
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}
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}`;
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const result = compile(files, angularFiles);
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expectEmit(result.source, template, 'Incorrect property binding');
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});
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it('should generate interpolation instruction for {{...}} bindings', () => {
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const files: MockDirectory = {
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app: {
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'example.ts': `
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import {Component, NgModule} from '@angular/core';
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@Component({
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selector: 'my-component',
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template: \`
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<a title="Hello {{name}}"></a>\`
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})
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export class MyComponent {
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name = 'World';
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}
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@NgModule({declarations: [MyComponent]})
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export class MyModule {}
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`
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}
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};
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const template = `
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const $e0_attrs$ = [${AttributeMarker.Bindings}, "title"];
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…
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template:function MyComponent_Template(rf, $ctx$){
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if (rf & 1) {
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$i0$.ɵɵelement(0, "a", $e0_attrs$);
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}
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if (rf & 2) {
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$i0$.ɵɵpropertyInterpolate1("title", "Hello ", $ctx$.name, "");
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}
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}`;
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const result = compile(files, angularFiles);
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expectEmit(result.source, template, 'Incorrect interpolated property binding');
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});
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it('should ignore empty bindings', () => {
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const files: MockDirectory = {
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app: {
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'example.ts': `
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import {Component} from '@angular/core';
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@Component({
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selector: 'test',
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template: '<div [someProp]></div>'
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})
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class FooCmp {}
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`
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}
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};
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const result = compile(files, angularFiles);
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expect(result.source).not.toContain('i0.ɵɵproperty');
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});
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it('should not remap property names whose names do not correspond to their attribute names',
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() => {
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const files = {
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app: {
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'spec.ts': `
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import {Component, NgModule} from '@angular/core';
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@Component({
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selector: 'my-component',
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template: \`
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<label [for]="forValue"></label>\`
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})
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export class MyComponent {
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forValue = 'some-input';
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}
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@NgModule({declarations: [MyComponent]})
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export class MyModule {}
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`
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}
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};
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const template = `
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const $c0$ = [${AttributeMarker.Bindings}, "for"];
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// ...
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function MyComponent_Template(rf, ctx) {
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if (rf & 1) {
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$i0$.ɵɵelement(0, "label", _c0);
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}
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if (rf & 2) {
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$i0$.ɵɵproperty("for", ctx.forValue);
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}
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}`;
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const result = compile(files, angularFiles);
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expectEmit(result.source, template, 'Incorrect template');
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});
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it('should chain multiple property bindings into a single instruction', () => {
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const files = {
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app: {
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'example.ts': `
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import {Component} from '@angular/core';
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@Component({
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template: '<button [title]="myTitle" [id]="buttonId" [tabindex]="1"></button>'
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})
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export class MyComponent {
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myTitle = 'hello';
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buttonId = 'special-button';
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}`
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}
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};
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const result = compile(files, angularFiles);
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const template = `
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…
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template: function MyComponent_Template(rf, ctx) {
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…
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if (rf & 2) {
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$r3$.ɵɵproperty("title", ctx.myTitle)("id", ctx.buttonId)("tabindex", 1);
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}
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}
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`;
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expectEmit(result.source, template, 'Incorrect template');
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});
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it('should chain property bindings in the presence of other bindings', () => {
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const files = {
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app: {
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'example.ts': `
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import {Component} from '@angular/core';
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@Component({
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template: '<button [title]="1" [attr.id]="2" [tabindex]="3" aria-label="{{1 + 3}}"></button>'
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})
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export class MyComponent {}`
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}
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};
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const result = compile(files, angularFiles);
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const template = `
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…
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template: function MyComponent_Template(rf, ctx) {
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…
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if (rf & 2) {
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$r3$.ɵɵpropertyInterpolate("aria-label", 1 + 3);
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$r3$.ɵɵproperty("title", 1)("tabindex", 3);
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$r3$.ɵɵattribute("id", 2);
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}
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}
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`;
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expectEmit(result.source, template, 'Incorrect template');
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});
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it('should not add interpolated properties to the property instruction chain', () => {
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const files = {
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app: {
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'example.ts': `
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import {Component} from '@angular/core';
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@Component({
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template: '<button [title]="1" [id]="2" tabindex="{{0 + 3}}" aria-label="hello-{{1 + 3}}-{{2 + 3}}"></button>'
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})
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export class MyComponent {}`
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}
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};
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const result = compile(files, angularFiles);
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const template = `
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…
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template: function MyComponent_Template(rf, ctx) {
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…
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if (rf & 2) {
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$r3$.ɵɵpropertyInterpolate("tabindex", 0 + 3);
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$r3$.ɵɵpropertyInterpolate2("aria-label", "hello-", 1 + 3, "-", 2 + 3, "");
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$r3$.ɵɵproperty("title", 1)("id", 2);
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}
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}
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`;
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expectEmit(result.source, template, 'Incorrect template');
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});
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it('should chain synthetic property bindings together with regular property bindings', () => {
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const files = {
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app: {
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'example.ts': `
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import {Component} from '@angular/core';
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@Component({
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template: \`
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<button
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[title]="myTitle"
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[@expand]="expansionState"
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[tabindex]="1"
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[@fade]="'out'"></button>
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\`
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})
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export class MyComponent {
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expansionState = 'expanded';
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}`
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}
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};
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const result = compile(files, angularFiles);
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const template = `
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…
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template: function MyComponent_Template(rf, ctx) {
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…
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if (rf & 2) {
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$r3$.ɵɵproperty("title", ctx.myTitle)("@expand", ctx.expansionState)("tabindex", 1)("@fade", "out");
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}
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}
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`;
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expectEmit(result.source, template, 'Incorrect template');
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});
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it('should chain multiple property bindings on an ng-template', () => {
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const files = {
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app: {
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'example.ts': `
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import {Component} from '@angular/core';
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@Component({
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template: '<ng-template [title]="myTitle" [id]="buttonId" [tabindex]="1"></ng-template>'
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})
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export class MyComponent {
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myTitle = 'hello';
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buttonId = 'custom-id';
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}`
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}
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};
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const result = compile(files, angularFiles);
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const template = `
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…
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template: function MyComponent_Template(rf, ctx) {
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…
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if (rf & 2) {
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$r3$.ɵɵproperty("title", ctx.myTitle)("id", ctx.buttonId)("tabindex", 1);
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}
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}
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`;
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expectEmit(result.source, template, 'Incorrect template');
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});
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it('should chain multiple property bindings when there are multiple elements', () => {
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const files = {
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app: {
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'example.ts': `
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import {Component} from '@angular/core';
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@Component({
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template: \`
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<button [title]="myTitle" [id]="buttonId" [tabindex]="1"></button>
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<span [id]="1" [title]="'hello'" [someProp]="1 + 2"></span>
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<custom-element [prop]="'one'" [otherProp]="2"></custom-element>
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\`
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})
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export class MyComponent {
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myTitle = 'hello';
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buttonId = 'special-button';
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}`
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}
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};
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const result = compile(files, angularFiles);
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const template = `
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…
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template: function MyComponent_Template(rf, ctx) {
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…
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if (rf & 2) {
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$r3$.ɵɵproperty("title", ctx.myTitle)("id", ctx.buttonId)("tabindex", 1);
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$r3$.ɵɵselect(1);
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$r3$.ɵɵproperty("id", 1)("title", "hello")("someProp", 1 + 2);
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$r3$.ɵɵselect(2);
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$r3$.ɵɵproperty("prop", "one")("otherProp", 2);
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}
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}
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`;
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expectEmit(result.source, template, 'Incorrect template');
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});
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it('should chain multiple property bindings when there are child elements', () => {
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const files = {
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app: {
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'example.ts': `
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import {Component} from '@angular/core';
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@Component({
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template: \`
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<button [title]="myTitle" [id]="buttonId" [tabindex]="1">
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<span [id]="1" [title]="'hello'" [someProp]="1 + 2"></span>
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</button>\`
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})
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export class MyComponent {
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myTitle = 'hello';
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buttonId = 'special-button';
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}`
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}
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};
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const result = compile(files, angularFiles);
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const template = `
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…
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template: function MyComponent_Template(rf, ctx) {
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…
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if (rf & 2) {
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$r3$.ɵɵproperty("title", ctx.myTitle)("id", ctx.buttonId)("tabindex", 1);
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$r3$.ɵɵselect(1);
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$r3$.ɵɵproperty("id", 1)("title", "hello")("someProp", 1 + 2);
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}
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}
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`;
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expectEmit(result.source, template, 'Incorrect template');
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});
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});
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describe('attribute bindings', () => {
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it('should chain multiple attribute bindings into a single instruction', () => {
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const files = {
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app: {
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'example.ts': `
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import {Component} from '@angular/core';
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@Component({
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template: \`
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<button [attr.title]="myTitle" attr.id="{{buttonId}}" [attr.tabindex]="1"></button>
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\`
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})
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export class MyComponent {
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myTitle = 'hello';
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buttonId = 'special-button';
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}`
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}
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};
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const result = compile(files, angularFiles);
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const template = `
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…
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template: function MyComponent_Template(rf, ctx) {
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…
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if (rf & 2) {
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$r3$.ɵɵattribute("title", ctx.myTitle)("id", ctx.buttonId)("tabindex", 1);
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}
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}
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`;
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expectEmit(result.source, template, 'Incorrect template');
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});
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it('should chain multiple single-interpolation attribute bindings into one instruction', () => {
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const files = {
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app: {
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'example.ts': `
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import {Component} from '@angular/core';
|
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@Component({
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template: \`
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<button attr.title="{{myTitle}}" attr.id="{{buttonId}}" attr.tabindex="{{1}}"></button>
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\`
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})
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export class MyComponent {
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myTitle = 'hello';
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buttonId = 'special-button';
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}`
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}
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};
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const result = compile(files, angularFiles);
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const template = `
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…
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template: function MyComponent_Template(rf, ctx) {
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…
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if (rf & 2) {
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$r3$.ɵɵattribute("title", ctx.myTitle)("id", ctx.buttonId)("tabindex", 1);
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}
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}
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`;
|
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expectEmit(result.source, template, 'Incorrect template');
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});
|
|
|
|
it('should chain attribute bindings in the presence of other bindings', () => {
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|
const files = {
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app: {
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|
'example.ts': `
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import {Component} from '@angular/core';
|
|
|
|
@Component({
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template: \`
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<button [attr.title]="1" [id]="2" [attr.tabindex]="3" attr.aria-label="prefix-{{1 + 3}}">
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</button>
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\`
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|
})
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export class MyComponent {}`
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}
|
|
};
|
|
|
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const result = compile(files, angularFiles);
|
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const template = `
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…
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template: function MyComponent_Template(rf, ctx) {
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…
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if (rf & 2) {
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$r3$.ɵɵattributeInterpolate1("aria-label", "prefix-", 1 + 3, "");
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$r3$.ɵɵproperty("id", 2);
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$r3$.ɵɵattribute("title", 1)("tabindex", 3);
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}
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}
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`;
|
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|
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expectEmit(result.source, template, 'Incorrect template');
|
|
});
|
|
|
|
it('should not add interpolated attributes to the attribute instruction chain', () => {
|
|
const files = {
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|
app: {
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|
'example.ts': `
|
|
import {Component} from '@angular/core';
|
|
|
|
@Component({
|
|
template: \`
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|
<button
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[attr.title]="1"
|
|
[attr.id]="2"
|
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attr.tabindex="prefix-{{0 + 3}}"
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attr.aria-label="hello-{{1 + 3}}-{{2 + 3}}"></button>\`
|
|
})
|
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export class MyComponent {}`
|
|
}
|
|
};
|
|
|
|
const result = compile(files, angularFiles);
|
|
const template = `
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…
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|
template: function MyComponent_Template(rf, ctx) {
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…
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if (rf & 2) {
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$r3$.ɵɵattributeInterpolate1("tabindex", "prefix-", 0 + 3, "");
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$r3$.ɵɵattributeInterpolate2("aria-label", "hello-", 1 + 3, "-", 2 + 3, "");
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$r3$.ɵɵattribute("title", 1)("id", 2);
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}
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}
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`;
|
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expectEmit(result.source, template, 'Incorrect template');
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});
|
|
|
|
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';
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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);
|
|
$r3$.ɵɵselect(1);
|
|
$r3$.ɵɵattribute("id", 1)("title", "hello")("some-attr", 1 + 2);
|
|
$r3$.ɵɵselect(2);
|
|
$r3$.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);
|
|
$r3$.ɵɵselect(1);
|
|
$r3$.ɵɵattribute("id", 1)("title", "hello")("some-attr", 1 + 2);
|
|
}
|
|
}
|
|
`;
|
|
|
|
expectEmit(result.source, template, 'Incorrect template');
|
|
});
|
|
|
|
});
|
|
|
|
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.ngDirectiveDef = $r3$.ɵɵdefineDirective({
|
|
type: HostBindingDir,
|
|
selectors: [["", "hostBindingDir", ""]],
|
|
factory: function HostBindingDir_Factory(t) { return new (t || HostBindingDir)(); },
|
|
hostBindings: function HostBindingDir_HostBindings(rf, ctx, elIndex) {
|
|
if (rf & 1) {
|
|
$r3$.ɵɵallocHostVars(1);
|
|
}
|
|
if (rf & 2) {
|
|
$r3$.ɵɵproperty("id", ctx.dirId, null, true);
|
|
}
|
|
}
|
|
});
|
|
`;
|
|
|
|
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.ngComponentDef = $r3$.ɵɵdefineComponent({
|
|
type: HostBindingComp,
|
|
selectors: [["host-binding-comp"]],
|
|
factory: function HostBindingComp_Factory(t) { return new (t || HostBindingComp)(); },
|
|
hostBindings: function HostBindingComp_HostBindings(rf, ctx, elIndex) {
|
|
if (rf & 1) {
|
|
$r3$.ɵɵallocHostVars(3);
|
|
}
|
|
if (rf & 2) {
|
|
$r3$.ɵɵproperty("id", $r3$.ɵɵpureFunction1(1, $ff$, ctx.id), null, true);
|
|
}
|
|
},
|
|
consts: 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.ngDirectiveDef = $r3$.ɵɵdefineDirective({
|
|
type: HostAttributeDir,
|
|
selectors: [["", "hostAttributeDir", ""]],
|
|
factory: function HostAttributeDir_Factory(t) { return new (t || HostAttributeDir)(); },
|
|
hostBindings: function HostAttributeDir_HostBindings(rf, ctx, elIndex) {
|
|
if (rf & 1) {
|
|
$r3$.ɵɵallocHostVars(1);
|
|
}
|
|
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 = `
|
|
const $c0$ = ["aria-label", "label"];
|
|
…
|
|
HostAttributeDir.ngDirectiveDef = $r3$.ɵɵdefineDirective({
|
|
type: HostAttributeDir,
|
|
selectors: [["", "hostAttributeDir", ""]],
|
|
factory: function HostAttributeDir_Factory(t) { return new (t || HostAttributeDir)(); },
|
|
hostBindings: function HostAttributeDir_HostBindings(rf, ctx, elIndex) {
|
|
if (rf & 1) {
|
|
$r3$.ɵɵelementHostAttrs($c0$);
|
|
}
|
|
}
|
|
});
|
|
`;
|
|
|
|
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 = `
|
|
const $c0$ = ["title", "hello there from component", ${AttributeMarker.Styles}, "opacity", "1"];
|
|
const $c1$ = ["title", "hello there from directive", ${AttributeMarker.Classes}, "one", "two", ${AttributeMarker.Styles}, "width", "200px", "height", "500px"];
|
|
…
|
|
HostAttributeComp.ngComponentDef = $r3$.ɵɵdefineComponent({
|
|
type: HostAttributeComp,
|
|
selectors: [["my-host-attribute-component"]],
|
|
factory: function HostAttributeComp_Factory(t) { return new (t || HostAttributeComp)(); },
|
|
hostBindings: function HostAttributeComp_HostBindings(rf, ctx, elIndex) {
|
|
if (rf & 1) {
|
|
$r3$.ɵɵelementHostAttrs($c0$);
|
|
…
|
|
}
|
|
…
|
|
}
|
|
…
|
|
HostAttributeDir.ngDirectiveDef = $r3$.ɵɵdefineDirective({
|
|
type: HostAttributeDir,
|
|
selectors: [["", "hostAttributeDir", ""]],
|
|
factory: function HostAttributeDir_Factory(t) { return new (t || HostAttributeDir)(); },
|
|
hostBindings: function HostAttributeDir_HostBindings(rf, ctx, elIndex) {
|
|
if (rf & 1) {
|
|
$r3$.ɵɵelementHostAttrs($c1$);
|
|
…
|
|
}
|
|
…
|
|
}
|
|
`;
|
|
|
|
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, elIndex) {
|
|
…
|
|
if (rf & 2) {
|
|
$r3$.ɵɵproperty("title", ctx.myTitle, null, true)("tabindex", 1, null, true)("id", ctx.myId, null, true);
|
|
}
|
|
}
|
|
`;
|
|
|
|
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, elIndex) {
|
|
…
|
|
if (rf & 2) {
|
|
$r3$.ɵɵproperty("tabindex", 1, null, true)("title", ctx.myTitle, null, true)("id", ctx.myId, null, true);
|
|
}
|
|
}
|
|
`;
|
|
|
|
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, elIndex) {
|
|
…
|
|
if (rf & 2) {
|
|
$r3$.ɵɵproperty("title", "my title", null, true)("id", "my-id", null, true);
|
|
$r3$.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, elIndex) {
|
|
…
|
|
if (rf & 2) {
|
|
$r3$.ɵɵupdateSyntheticHostBinding("@expand", ctx.expandedState, null, true)("@fadeOut", true, null, true)("@shrink", ctx.isSmall, null, true);
|
|
}
|
|
}
|
|
`;
|
|
|
|
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, elIndex) {
|
|
…
|
|
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, elIndex) {
|
|
…
|
|
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, elIndex) {
|
|
…
|
|
if (rf & 2) {
|
|
$r3$.ɵɵproperty("tabindex", 1, null, true);
|
|
$r3$.ɵɵattribute("title", "my title")("id", "my-id");
|
|
}
|
|
}
|
|
`;
|
|
|
|
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.ɵɵselect(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.ɵɵselect(2);
|
|
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.ɵɵselect(3);
|
|
i0.ɵɵpropertyInterpolate6("title", "a", ctx.one, "b", ctx.two, "c", ctx.three, "d", ctx.four, "e", ctx.five, "f", ctx.six, "g");
|
|
i0.ɵɵselect(4);
|
|
i0.ɵɵpropertyInterpolate5("title", "a", ctx.one, "b", ctx.two, "c", ctx.three, "d", ctx.four, "e", ctx.five, "f");
|
|
i0.ɵɵselect(5);
|
|
i0.ɵɵpropertyInterpolate4("title", "a", ctx.one, "b", ctx.two, "c", ctx.three, "d", ctx.four, "e");
|
|
i0.ɵɵselect(6);
|
|
i0.ɵɵpropertyInterpolate3("title", "a", ctx.one, "b", ctx.two, "c", ctx.three, "d");
|
|
i0.ɵɵselect(7);
|
|
i0.ɵɵpropertyInterpolate2("title", "a", ctx.one, "b", ctx.two, "c");
|
|
i0.ɵɵselect(8);
|
|
i0.ɵɵpropertyInterpolate1("title", "a", ctx.one, "b");
|
|
i0.ɵɵselect(9);
|
|
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.ɵɵselect(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.ɵɵselect(2);
|
|
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.ɵɵselect(3);
|
|
i0.ɵɵattributeInterpolate6("title", "a", ctx.one, "b", ctx.two, "c", ctx.three, "d", ctx.four, "e", ctx.five, "f", ctx.six, "g");
|
|
i0.ɵɵselect(4);
|
|
i0.ɵɵattributeInterpolate5("title", "a", ctx.one, "b", ctx.two, "c", ctx.three, "d", ctx.four, "e", ctx.five, "f");
|
|
i0.ɵɵselect(5);
|
|
i0.ɵɵattributeInterpolate4("title", "a", ctx.one, "b", ctx.two, "c", ctx.three, "d", ctx.four, "e");
|
|
i0.ɵɵselect(6);
|
|
i0.ɵɵattributeInterpolate3("title", "a", ctx.one, "b", ctx.two, "c", ctx.three, "d");
|
|
i0.ɵɵselect(7);
|
|
i0.ɵɵattributeInterpolate2("title", "a", ctx.one, "b", ctx.two, "c");
|
|
i0.ɵɵselect(8);
|
|
i0.ɵɵattributeInterpolate1("title", "a", ctx.one, "b");
|
|
i0.ɵɵselect(9);
|
|
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 = `
|
|
const $_c0$ = ["id", "my-id"];
|
|
const $_c1$ = ["myRef", ""];
|
|
…
|
|
template:function MyComponent_Template(rf, $ctx$){
|
|
if (rf & 1) {
|
|
$i0$.ɵɵelementStart(0, "b", $_c0$, $_c1$);
|
|
$i0$.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);
|
|
$r3$.ɵɵselect(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 = `
|
|
const $_c0$ = ["value", "one", "#myInput", ""];
|
|
…
|
|
template:function MyComponent_Template(rf, $ctx$){
|
|
if (rf & 1) {
|
|
$i0$.ɵɵelementStart(0, "div");
|
|
$i0$.ɵɵdisableBindings();
|
|
$i0$.ɵɵelement(1, "input", $_c0$);
|
|
$i0$.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 = `
|
|
const $_c0$ = ["[id]", "my-id", "(click)", "onclick"];
|
|
…
|
|
template:function MyComponent_Template(rf, $ctx$){
|
|
if (rf & 1) {
|
|
$i0$.ɵɵelementStart(0, "div");
|
|
$i0$.ɵɵdisableBindings();
|
|
$i0$.ɵɵelement(1, "div", $_c0$);
|
|
$i0$.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');
|
|
});
|
|
|
|
});
|
|
|
|
});
|