543 lines
18 KiB
TypeScript
543 lines
18 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, InitialStylingFlags, ViewEncapsulation} from '@angular/compiler/src/core';
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import {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: styling', () => {
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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('@Component.styles', () => {
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it('should pass in the component metadata styles into the component definition and shim them using style encapsulation',
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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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styles: ["div.foo { color: red; }", ":host p:nth-child(even) { --webkit-transition: 1s linear all; }"],
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template: "..."
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})
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export class MyComponent {
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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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'styles: ["div.foo[_ngcontent-%COMP%] { color: red; }", "[_nghost-%COMP%] p[_ngcontent-%COMP%]:nth-child(even) { --webkit-transition: 1s linear all; }"]';
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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 pass in styles, but skip shimming the styles if the view encapsulation signals not to',
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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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encapsulation: ${ViewEncapsulation.None},
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styles: ["div.tall { height: 123px; }", ":host.small p { height:5px; }"],
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template: "..."
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})
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export class MyComponent {
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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 = 'div.tall { height: 123px; }", ":host.small p { height:5px; }';
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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 pass in the component metadata styles into the component definition but skip shimming when style encapsulation is set to native',
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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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encapsulation: ${ViewEncapsulation.Native},
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selector: "my-component",
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styles: ["div.cool { color: blue; }", ":host.nice p { color: gold; }"],
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template: "..."
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})
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export class MyComponent {
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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 = 'div.cool { color: blue; }", ":host.nice p { color: gold; }';
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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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describe('@Component.animations', () => {
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it('should pass in the component metadata animations into the component definition', () => {
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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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animations: [{name: 'foo123'}, {name: 'trigger123'}],
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template: ""
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})
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export class MyComponent {
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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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MyComponent.ngComponentDef = $r3$.ɵdefineComponent({
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type: MyComponent,
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selectors:[["my-component"]],
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factory:function MyComponent_Factory(t){
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return new (t || MyComponent)();
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},
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features: [$r3$.ɵPublicFeature],
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consts: 0,
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vars: 0,
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template: function MyComponent_Template(rf, $ctx$) {
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},
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animations: [{name: "foo123"}, {name: "trigger123"}]
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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 include animations even if the provided array is empty', () => {
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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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animations: [],
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template: ""
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})
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export class MyComponent {
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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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MyComponent.ngComponentDef = $r3$.ɵdefineComponent({
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type: MyComponent,
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selectors:[["my-component"]],
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factory:function MyComponent_Factory(t){
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return new (t || MyComponent)();
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},
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features: [$r3$.ɵPublicFeature],
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consts: 0,
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vars: 0,
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template: function MyComponent_Template(rf, $ctx$) {
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},
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animations: []
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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 generate any animation triggers into the component 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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@Component({
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selector: "my-component",
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template: \`
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<div [@foo]='exp'></div>
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<div @bar></div>
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<div [@baz]></div>\`,
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})
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export class MyComponent {
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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 $e0_attrs$ = ["@foo", ""];
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const $e1_attrs$ = ["@bar", ""];
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const $e2_attrs$ = ["@baz", ""];
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…
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MyComponent.ngComponentDef = $r3$.ɵdefineComponent({
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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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$r3$.ɵelement(0, "div", $e0_attrs$);
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$r3$.ɵelement(1, "div", $e1_attrs$);
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$r3$.ɵelement(2, "div", $e2_attrs$);
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}
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if (rf & 2) {
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$r3$.ɵelementAttribute(0, "@foo", $r3$.ɵbind(ctx.exp));
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}
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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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expectEmit(result.source, template, 'Incorrect template');
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});
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});
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describe('[style] and [style.prop]', () => {
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it('should create style instructions on the element', () => {
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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: \`<div [style]="myStyleExp"></div>\`
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})
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export class MyComponent {
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myStyleExp = [{color:'red'}, {color:'blue', duration:1000}]
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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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$r3$.ɵelementStart(0, "div");
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$r3$.ɵelementStyling(null, null, $r3$.ɵdefaultStyleSanitizer);
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$r3$.ɵelementEnd();
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}
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if (rf & 2) {
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$r3$.ɵelementStylingMap(0, null, $ctx$.myStyleExp);
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$r3$.ɵelementStylingApply(0);
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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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expectEmit(result.source, template, 'Incorrect template');
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});
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it('should place initial, multi, singular and application followed by attribute style instructions in the template code in that order',
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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: \`<div style="opacity:1"
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[attr.style]="'border-width: 10px'"
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[style.width]="myWidth"
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[style]="myStyleExp"
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[style.height]="myHeight"></div>\`
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})
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export class MyComponent {
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myStyleExp = [{color:'red'}, {color:'blue', duration:1000}]
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myWidth = '100px';
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myHeight = '100px';
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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.SelectOnly}, "style"];
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const $e0_styling$ = ["opacity","width","height",${InitialStylingFlags.VALUES_MODE},"opacity","1"];
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…
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MyComponent.ngComponentDef = $r3$.ɵdefineComponent({
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type: MyComponent,
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selectors:[["my-component"]],
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factory:function MyComponent_Factory(t){
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return new (t || MyComponent)();
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},
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features: [$r3$.ɵPublicFeature],
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consts: 1,
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vars: 1,
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template: function MyComponent_Template(rf, $ctx$) {
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if (rf & 1) {
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$r3$.ɵelementStart(0, "div", $e0_attrs$);
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$r3$.ɵelementStyling(null, $e0_styling$, $r3$.ɵdefaultStyleSanitizer);
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$r3$.ɵelementEnd();
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}
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if (rf & 2) {
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$r3$.ɵelementStylingMap(0, null, $ctx$.myStyleExp);
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$r3$.ɵelementStylingProp(0, 1, $ctx$.myWidth);
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$r3$.ɵelementStylingProp(0, 2, $ctx$.myHeight);
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$r3$.ɵelementStylingApply(0);
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$r3$.ɵelementAttribute(0, "style", $r3$.ɵbind("border-width: 10px"), $r3$.ɵsanitizeStyle);
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}
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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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expectEmit(result.source, template, 'Incorrect template');
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});
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it('should assign a sanitizer instance to the element style allocation instruction if any url-based properties are detected',
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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: \`<div [style.background-image]="myImage">\`
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})
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export class MyComponent {
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myImage = 'url(foo.jpg)';
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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 = ["background-image"];
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export class MyComponent {
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constructor() {
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this.myImage = 'url(foo.jpg)';
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}
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}
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MyComponent.ngComponentDef = $r3$.ɵdefineComponent({
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type: MyComponent,
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selectors: [["my-component"]],
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factory: function MyComponent_Factory(t) {
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return new (t || MyComponent)();
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},
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features: [$r3$.ɵPublicFeature],
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consts: 1,
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vars: 0,
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template: function MyComponent_Template(rf, ctx) {
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if (rf & 1) {
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$r3$.ɵelementStart(0, "div");
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$r3$.ɵelementStyling(null, _c0, $r3$.ɵdefaultStyleSanitizer);
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$r3$.ɵelementEnd();
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}
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if (rf & 2) {
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$r3$.ɵelementStylingProp(0, 0, ctx.myImage);
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$r3$.ɵelementStylingApply(0);
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}
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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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expectEmit(result.source, template, 'Incorrect template');
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});
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});
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describe('[class]', () => {
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it('should create class styling instructions on the element', () => {
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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: \`<div [class]="myClassExp"></div>\`
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})
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export class MyComponent {
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myClassExp = {'foo':true}
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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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$r3$.ɵelementStart(0, "div");
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$r3$.ɵelementStyling();
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$r3$.ɵelementEnd();
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}
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if (rf & 2) {
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$r3$.ɵelementStylingMap(0,$ctx$.myClassExp);
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$r3$.ɵelementStylingApply(0);
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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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expectEmit(result.source, template, 'Incorrect template');
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});
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it('should place initial, multi, singular and application followed by attribute class instructions in the template code in that order',
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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: \`<div class="grape"
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[attr.class]="'banana'"
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[class.apple]="yesToApple"
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[class]="myClassExp"
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[class.orange]="yesToOrange"></div>\`
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})
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export class MyComponent {
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myClassExp = {a:true, b:true};
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yesToApple = true;
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yesToOrange = true;
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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.SelectOnly}, "class"];
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const $e0_cd$ = ["grape","apple","orange",${InitialStylingFlags.VALUES_MODE},"grape",true];
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…
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MyComponent.ngComponentDef = $r3$.ɵdefineComponent({
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type: MyComponent,
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selectors:[["my-component"]],
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factory:function MyComponent_Factory(t){
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return new (t || MyComponent)();
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},
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features: [$r3$.ɵPublicFeature],
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consts: 1,
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vars: 1,
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template: function MyComponent_Template(rf, $ctx$) {
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if (rf & 1) {
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$r3$.ɵelementStart(0, "div", $e0_attrs$);
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$r3$.ɵelementStyling($e0_cd$);
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$r3$.ɵelementEnd();
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}
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if (rf & 2) {
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$r3$.ɵelementStylingMap(0, $ctx$.myClassExp);
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$r3$.ɵelementClassProp(0, 1, $ctx$.yesToApple);
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$r3$.ɵelementClassProp(0, 2, $ctx$.yesToOrange);
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$r3$.ɵelementStylingApply(0);
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$r3$.ɵelementAttribute(0, "class", $r3$.ɵbind("banana"));
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}
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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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expectEmit(result.source, template, 'Incorrect template');
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});
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it('should not generate the styling apply instruction if there are only static style/class attributes',
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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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|
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@Component({
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selector: 'my-component',
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template: \`<div class="foo"
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style="width:100px"
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[attr.class]="'round'"
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[attr.style]="'height:100px'"></div>\`
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})
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export class MyComponent {}
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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.SelectOnly}, "class", "style"];
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const $e0_cd$ = ["foo",${InitialStylingFlags.VALUES_MODE},"foo",true];
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const $e0_sd$ = ["width",${InitialStylingFlags.VALUES_MODE},"width","100px"];
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…
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MyComponent.ngComponentDef = $r3$.ɵdefineComponent({
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type: MyComponent,
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selectors:[["my-component"]],
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factory:function MyComponent_Factory(t){
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return new (t || MyComponent)();
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},
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features: [$r3$.ɵPublicFeature],
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consts: 1,
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vars: 2,
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template: function MyComponent_Template(rf, $ctx$) {
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if (rf & 1) {
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$r3$.ɵelementStart(0, "div", $e0_attrs$);
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$r3$.ɵelementStyling($e0_cd$, $e0_sd$);
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$r3$.ɵelementEnd();
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}
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if (rf & 2) {
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$r3$.ɵelementAttribute(0, "class", $r3$.ɵbind("round"));
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$r3$.ɵelementAttribute(0, "style", $r3$.ɵbind("height:100px"), $r3$.ɵsanitizeStyle);
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}
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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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expectEmit(result.source, template, 'Incorrect template');
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});
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});
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});
|