322 lines
9.7 KiB
TypeScript
322 lines
9.7 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 {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: template', () => {
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const angularFiles = setup({
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compileAngular: true,
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compileAnimations: false,
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compileCommon: true,
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});
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it('should correctly bind to context in nested template', () => {
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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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import {CommonModule} from '@angular/common';
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@Component({
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selector: 'my-component',
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template: \`
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<ul *ngFor="let outer of items">
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<li *ngFor="let middle of outer.items">
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<div *ngFor="let inner of items"
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(click)="onClick(outer, middle, inner)"
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[title]="format(outer, middle, inner, component)"
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>
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{{format(outer, middle, inner, component)}}
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</div>
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</li>
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</ul>\`
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})
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export class MyComponent {
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component = this;
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format(outer: any, middle: any, inner: any) { }
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onClick(outer: any, middle: any, inner: any) { }
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}
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@NgModule({declarations: [MyComponent], imports: [CommonModule]})
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export class MyModule {}
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`
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}
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};
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// The template should look like this (where IDENT is a wild card for an identifier):
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const template = `
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const $c0$ = ["ngFor","","ngForOf",""];
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function MyComponent_ul_li_div_Template_1(rf, ctx) {
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if (rf & 1) {
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const $s$ = $i0$.ɵgV();
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$i0$.ɵE(0, "div");
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$i0$.ɵL("click", function MyComponent_ul_li_div_Template_1_div_click_listener($event){
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$i0$.ɵrV($s$);
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const $inner$ = ctx.$implicit;
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const $middle$ = $i0$.ɵx().$implicit;
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const $outer$ = $i0$.ɵx().$implicit;
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const $myComp$ = $i0$.ɵx();
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return $myComp$.onClick($outer$, $middle$, $inner$);
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});
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$i0$.ɵT(1);
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$i0$.ɵe();
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}
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if (rf & 2) {
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const $inner1$ = ctx.$implicit;
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const $middle1$ = $i0$.ɵx().$implicit;
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const $outer1$ = $i0$.ɵx().$implicit;
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const $myComp1$ = $i0$.ɵx();
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$i0$.ɵp(0, "title", $i0$.ɵb($myComp1$.format($outer1$, $middle1$, $inner1$, $myComp1$.component)));
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$i0$.ɵt(1, $i0$.ɵi1(" ", $myComp1$.format($outer1$, $middle1$, $inner1$, $myComp1$.component), " "));
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}
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}
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function MyComponent_ul_li_Template_1(rf, ctx) {
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if (rf & 1) {
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$i0$.ɵE(0, "li");
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$i0$.ɵC(1, MyComponent_ul_li_div_Template_1, null, _c0);
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$i0$.ɵe();
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}
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if (rf & 2) {
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const $myComp2$ = $i0$.ɵx(2);
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$i0$.ɵp(1, "ngForOf", $i0$.ɵb($myComp2$.items));
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}
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}
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function MyComponent_ul_Template_0(rf, ctx) {
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if (rf & 1) {
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$i0$.ɵE(0, "ul");
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$i0$.ɵC(1, MyComponent_ul_li_Template_1, null, _c0);
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$i0$.ɵe();
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}
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if (rf & 2) {
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const $outer2$ = ctx.$implicit;
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$i0$.ɵp(1, "ngForOf", $i0$.ɵb($outer2$.items));
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}
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}
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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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$i0$.ɵC(0, MyComponent_ul_Template_0, null, _c0);
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}
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if (rf & 2) {
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$i0$.ɵp(0, "ngForOf", $i0$.ɵb(ctx.items));
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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 support ngFor context variables', () => {
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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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import {CommonModule} from '@angular/common';
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@Component({
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selector: 'my-component',
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template: \`
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<span *ngFor="let item of items; index as i">
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{{ i }} - {{ item }}
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</span>\`
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})
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export class MyComponent {}
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@NgModule({declarations: [MyComponent], imports: [CommonModule]})
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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 $c0$ = ["ngFor","","ngForOf",""];
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function MyComponent_span_Template_0(rf, ctx) {
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if (rf & 1) {
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$i0$.ɵE(0, "span");
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$i0$.ɵT(1);
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$i0$.ɵe();
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}
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if (rf & 2) {
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const $item$ = ctx.$implicit;
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const $i$ = ctx.index;
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$i0$.ɵt(1, $i0$.ɵi2(" ", $i$, " - ", $item$, " "));
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}
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}
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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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$i0$.ɵC(0, MyComponent_span_Template_0, null, _c0);
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}
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if (rf & 2) {
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$i0$.ɵp(0, "ngForOf", $i0$.ɵb(ctx.items));
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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 support ngFor context variables in parent views', () => {
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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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import {CommonModule} from '@angular/common';
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@Component({
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selector: 'my-component',
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template: \`
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<div *ngFor="let item of items; index as i">
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<span *ngIf="showing">
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{{ i }} - {{ item }}
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</span>
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</div>\`
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})
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export class MyComponent {}
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@NgModule({declarations: [MyComponent], imports: [CommonModule]})
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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 $c0$ = ["ngFor","","ngForOf",""];
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const $c1$ = ["ngIf",""];
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function MyComponent_div_span_Template_1(rf, ctx) {
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if (rf & 1) {
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$i0$.ɵE(0, "span");
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$i0$.ɵT(1);
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$i0$.ɵe();
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}
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if (rf & 2) {
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const $div$ = $i0$.ɵx();
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const $i$ = $div$.index;
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const $item$ = $div$.$implicit;
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$i0$.ɵt(1, $i0$.ɵi2(" ", $i$, " - ", $item$, " "));
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}
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}
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function MyComponent_div_Template_0(rf, ctx) {
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if (rf & 1) {
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$i0$.ɵE(0, "div");
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$i0$.ɵC(1, MyComponent_div_span_Template_1, null, $c1$);
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$i0$.ɵe();
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}
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if (rf & 2) {
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const $app$ = $i0$.ɵx();
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$i0$.ɵp(1, "ngIf", $i0$.ɵb($app$.showing));
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}
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}
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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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$i0$.ɵC(0, MyComponent_div_Template_0, null, $c0$);
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}
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if (rf & 2) {
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$i0$.ɵp(0, "ngForOf", $i0$.ɵb(ctx.items));
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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 correctly skip contexts as needed', () => {
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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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import {CommonModule} from '@angular/common';
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@Component({
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selector: 'my-component',
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template: \`
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<div *ngFor="let outer of items">
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<div *ngFor="let middle of outer.items">
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<div *ngFor="let inner of middle.items">
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{{ middle.value }} - {{ name }}
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</div>
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</div>
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</div>\`
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})
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export class MyComponent {}
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@NgModule({declarations: [MyComponent], imports: [CommonModule]})
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export class MyModule {}
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`
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}
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};
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// The template should look like this (where IDENT is a wild card for an identifier):
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const template = `
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const $c0$ = ["ngFor","","ngForOf",""];
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function MyComponent_div_div_div_Template_1(rf, ctx) {
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if (rf & 1) {
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$i0$.ɵE(0, "div");
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$i0$.ɵT(1);
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$i0$.ɵe();
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}
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if (rf & 2) {
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const $middle$ = $i0$.ɵx().$implicit;
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const $myComp$ = $i0$.ɵx(2);
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$i0$.ɵt(1, $i0$.ɵi2(" ", $middle$.value, " - ", $myComp$.name, " "));
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}
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}
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function MyComponent_div_div_Template_1(rf, ctx) {
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if (rf & 1) {
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$i0$.ɵE(0, "div");
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$i0$.ɵC(1, MyComponent_div_div_div_Template_1, null, _c0);
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$i0$.ɵe();
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}
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if (rf & 2) {
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const $middle$ = ctx.$implicit;
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$i0$.ɵp(1, "ngForOf", $i0$.ɵb($middle$.items));
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}
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}
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function MyComponent_div_Template_0(rf, ctx) {
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if (rf & 1) {
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$i0$.ɵE(0, "div");
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$i0$.ɵC(1, MyComponent_div_div_Template_1, null, _c0);
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$i0$.ɵe();
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}
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if (rf & 2) {
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const $outer$ = ctx.$implicit;
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$i0$.ɵp(1, "ngForOf", $i0$.ɵb($outer$.items));
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}
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}
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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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$i0$.ɵC(0, MyComponent_div_Template_0, null, _c0);
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}
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if (rf & 2) {
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$i0$.ɵp(0, "ngForOf", $i0$.ɵb(ctx.items));
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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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});
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