939 lines
31 KiB
TypeScript
939 lines
31 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 {RenderFlags} from '@angular/core/src/render3';
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import {defineComponent, defineDirective} from '../../src/render3/index';
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import {NO_CHANGE, bind, container, containerRefreshEnd, containerRefreshStart, elementAttribute, elementClassNamed, elementEnd, elementProperty, elementStart, elementStyleProp, elementStyling, elementStylingApply, embeddedViewEnd, embeddedViewStart, interpolation1, interpolation2, interpolation3, interpolation4, interpolation5, interpolation6, interpolation7, interpolation8, interpolationV, load, loadDirective, projection, projectionDef, text, textBinding} from '../../src/render3/instructions';
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import {HEADER_OFFSET} from '../../src/render3/interfaces/view';
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import {sanitizeUrl} from '../../src/sanitization/sanitization';
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import {Sanitizer, SecurityContext} from '../../src/sanitization/security';
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import {ComponentFixture, containerEl, renderToHtml} from './render_util';
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describe('render3 integration test', () => {
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describe('render', () => {
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it('should render basic template', () => {
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expect(renderToHtml(Template, {})).toEqual('<span title="Hello">Greetings</span>');
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function Template(rf: RenderFlags, ctx: any) {
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if (rf & RenderFlags.Create) {
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elementStart(0, 'span', ['title', 'Hello']);
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{ text(1, 'Greetings'); }
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elementEnd();
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}
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}
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expect(ngDevMode).toHaveProperties({
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firstTemplatePass: 1,
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tNode: 3, // 1 for div, 1 for text, 1 for host element
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tView: 1,
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rendererCreateElement: 1,
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});
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});
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it('should render and update basic "Hello, World" template', () => {
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expect(renderToHtml(Template, 'World')).toEqual('<h1>Hello, World!</h1>');
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expect(renderToHtml(Template, 'New World')).toEqual('<h1>Hello, New World!</h1>');
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function Template(rf: RenderFlags, ctx: any) {
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if (rf & RenderFlags.Create) {
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elementStart(0, 'h1');
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{ text(1); }
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elementEnd();
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}
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if (rf & RenderFlags.Update) {
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textBinding(1, interpolation1('Hello, ', ctx, '!'));
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}
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}
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});
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});
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describe('text bindings', () => {
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it('should render "undefined" as "" when used with `bind()`', () => {
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function Template(rf: RenderFlags, name: string) {
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if (rf & RenderFlags.Create) {
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text(0);
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}
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if (rf & RenderFlags.Update) {
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textBinding(0, bind(name));
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}
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}
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expect(renderToHtml(Template, 'benoit')).toEqual('benoit');
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expect(renderToHtml(Template, undefined)).toEqual('');
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expect(ngDevMode).toHaveProperties({
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firstTemplatePass: 0,
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tNode: 2,
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tView: 1,
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rendererSetText: 2,
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});
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});
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it('should render "null" as "" when used with `bind()`', () => {
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function Template(rf: RenderFlags, name: string) {
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if (rf & RenderFlags.Create) {
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text(0);
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}
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if (rf & RenderFlags.Update) {
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textBinding(0, bind(name));
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}
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}
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expect(renderToHtml(Template, 'benoit')).toEqual('benoit');
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expect(renderToHtml(Template, null)).toEqual('');
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expect(ngDevMode).toHaveProperties({
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firstTemplatePass: 0,
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tNode: 2,
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tView: 1,
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rendererSetText: 2,
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});
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});
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it('should support creation-time values in text nodes', () => {
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function Template(rf: RenderFlags, value: string) {
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if (rf & RenderFlags.Create) {
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text(0);
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}
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if (rf & RenderFlags.Update) {
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textBinding(0, rf & RenderFlags.Create ? value : NO_CHANGE);
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}
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}
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expect(renderToHtml(Template, 'once')).toEqual('once');
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expect(renderToHtml(Template, 'twice')).toEqual('once');
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expect(ngDevMode).toHaveProperties({
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firstTemplatePass: 0,
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tNode: 2,
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tView: 1,
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rendererSetText: 1,
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});
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});
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});
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describe('Siblings update', () => {
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it('should handle a flat list of static/bound text nodes', () => {
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function Template(rf: RenderFlags, name: string) {
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if (rf & RenderFlags.Create) {
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text(0, 'Hello ');
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text(1);
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text(2, '!');
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}
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if (rf & RenderFlags.Update) {
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textBinding(1, bind(name));
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}
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}
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expect(renderToHtml(Template, 'world')).toEqual('Hello world!');
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expect(renderToHtml(Template, 'monde')).toEqual('Hello monde!');
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});
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it('should handle a list of static/bound text nodes as element children', () => {
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function Template(rf: RenderFlags, name: string) {
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if (rf & RenderFlags.Create) {
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elementStart(0, 'b');
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{
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text(1, 'Hello ');
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text(2);
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text(3, '!');
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}
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elementEnd();
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}
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if (rf & RenderFlags.Update) {
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textBinding(2, bind(name));
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}
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}
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expect(renderToHtml(Template, 'world')).toEqual('<b>Hello world!</b>');
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expect(renderToHtml(Template, 'mundo')).toEqual('<b>Hello mundo!</b>');
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});
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it('should render/update text node as a child of a deep list of elements', () => {
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function Template(rf: RenderFlags, name: string) {
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if (rf & RenderFlags.Create) {
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elementStart(0, 'b');
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{
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elementStart(1, 'b');
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{
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elementStart(2, 'b');
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{
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elementStart(3, 'b');
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{ text(4); }
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elementEnd();
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}
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elementEnd();
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}
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elementEnd();
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}
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elementEnd();
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}
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if (rf & RenderFlags.Update) {
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textBinding(4, interpolation1('Hello ', name, '!'));
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}
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}
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expect(renderToHtml(Template, 'world')).toEqual('<b><b><b><b>Hello world!</b></b></b></b>');
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expect(renderToHtml(Template, 'mundo')).toEqual('<b><b><b><b>Hello mundo!</b></b></b></b>');
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});
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it('should update 2 sibling elements', () => {
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function Template(rf: RenderFlags, id: any) {
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if (rf & RenderFlags.Create) {
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elementStart(0, 'b');
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{
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elementStart(1, 'span');
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elementEnd();
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elementStart(2, 'span', ['class', 'foo']);
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{}
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elementEnd();
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}
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elementEnd();
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}
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if (rf & RenderFlags.Update) {
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elementAttribute(2, 'id', bind(id));
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}
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}
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expect(renderToHtml(Template, 'foo'))
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.toEqual('<b><span></span><span class="foo" id="foo"></span></b>');
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expect(renderToHtml(Template, 'bar'))
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.toEqual('<b><span></span><span class="foo" id="bar"></span></b>');
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});
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it('should handle sibling text node after element with child text node', () => {
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function Template(rf: RenderFlags, ctx: any) {
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if (rf & RenderFlags.Create) {
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elementStart(0, 'p');
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{ text(1, 'hello'); }
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elementEnd();
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text(2, 'world');
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}
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}
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expect(renderToHtml(Template, null)).toEqual('<p>hello</p>world');
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});
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});
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describe('basic components', () => {
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class TodoComponent {
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value = ' one';
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static ngComponentDef = defineComponent({
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type: TodoComponent,
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selectors: [['todo']],
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template: function TodoTemplate(rf: RenderFlags, ctx: any) {
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if (rf & RenderFlags.Create) {
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elementStart(0, 'p');
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{
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text(1, 'Todo');
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text(2);
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}
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elementEnd();
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}
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if (rf & RenderFlags.Update) {
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textBinding(2, bind(ctx.value));
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}
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},
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factory: () => new TodoComponent
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});
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}
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const defs = [TodoComponent];
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it('should support a basic component template', () => {
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function Template(rf: RenderFlags, ctx: any) {
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if (rf & RenderFlags.Create) {
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elementStart(0, 'todo');
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elementEnd();
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}
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}
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expect(renderToHtml(Template, null, defs)).toEqual('<todo><p>Todo one</p></todo>');
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});
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it('should support a component template with sibling', () => {
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function Template(rf: RenderFlags, ctx: any) {
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if (rf & RenderFlags.Create) {
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elementStart(0, 'todo');
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elementEnd();
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text(1, 'two');
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}
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}
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expect(renderToHtml(Template, null, defs)).toEqual('<todo><p>Todo one</p></todo>two');
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});
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it('should support a component template with component sibling', () => {
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/**
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* <todo></todo>
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* <todo></todo>
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*/
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function Template(rf: RenderFlags, ctx: any) {
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if (rf & RenderFlags.Create) {
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elementStart(0, 'todo');
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elementEnd();
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elementStart(1, 'todo');
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elementEnd();
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}
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}
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expect(renderToHtml(Template, null, defs))
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.toEqual('<todo><p>Todo one</p></todo><todo><p>Todo one</p></todo>');
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});
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it('should support a component with binding on host element', () => {
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let cmptInstance: TodoComponentHostBinding|null;
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class TodoComponentHostBinding {
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title = 'one';
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static ngComponentDef = defineComponent({
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type: TodoComponentHostBinding,
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selectors: [['todo']],
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template: function TodoComponentHostBindingTemplate(
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rf: RenderFlags, ctx: TodoComponentHostBinding) {
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if (rf & RenderFlags.Create) {
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text(0);
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}
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if (rf & RenderFlags.Update) {
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textBinding(0, bind(ctx.title));
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}
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},
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factory: () => cmptInstance = new TodoComponentHostBinding,
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hostBindings: function(directiveIndex: number, elementIndex: number): void {
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// host bindings
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elementProperty(
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elementIndex, 'title',
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bind(loadDirective<TodoComponentHostBinding>(directiveIndex).title));
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}
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});
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}
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function Template(rf: RenderFlags, ctx: any) {
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if (rf & RenderFlags.Create) {
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elementStart(0, 'todo');
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elementEnd();
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}
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}
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const defs = [TodoComponentHostBinding];
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expect(renderToHtml(Template, {}, defs)).toEqual('<todo title="one">one</todo>');
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cmptInstance !.title = 'two';
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expect(renderToHtml(Template, {}, defs)).toEqual('<todo title="two">two</todo>');
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});
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it('should support root component with host attribute', () => {
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class HostAttributeComp {
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static ngComponentDef = defineComponent({
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type: HostAttributeComp,
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selectors: [['host-attr-comp']],
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factory: () => new HostAttributeComp(),
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template: (rf: RenderFlags, ctx: HostAttributeComp) => {},
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attributes: ['role', 'button']
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});
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}
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const fixture = new ComponentFixture(HostAttributeComp);
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expect(fixture.hostElement.getAttribute('role')).toEqual('button');
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});
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it('should support component with bindings in template', () => {
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/** <p> {{ name }} </p>*/
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class MyComp {
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name = 'Bess';
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static ngComponentDef = defineComponent({
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type: MyComp,
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selectors: [['comp']],
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template: function MyCompTemplate(rf: RenderFlags, ctx: any) {
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if (rf & RenderFlags.Create) {
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elementStart(0, 'p');
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{ text(1); }
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elementEnd();
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}
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if (rf & RenderFlags.Update) {
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textBinding(1, bind(ctx.name));
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}
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},
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factory: () => new MyComp
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});
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}
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function Template(rf: RenderFlags, ctx: any) {
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if (rf & RenderFlags.Create) {
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elementStart(0, 'comp');
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elementEnd();
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}
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}
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expect(renderToHtml(Template, null, [MyComp])).toEqual('<comp><p>Bess</p></comp>');
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});
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it('should support a component with sub-views', () => {
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/**
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* % if (condition) {
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* <div>text</div>
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* % }
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*/
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class MyComp {
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// TODO(issue/24571): remove '!'.
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condition !: boolean;
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static ngComponentDef = defineComponent({
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type: MyComp,
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selectors: [['comp']],
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template: function MyCompTemplate(rf: RenderFlags, ctx: any) {
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if (rf & RenderFlags.Create) {
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container(0);
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}
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if (rf & RenderFlags.Update) {
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containerRefreshStart(0);
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{
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if (ctx.condition) {
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let rf1 = embeddedViewStart(0);
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if (rf1 & RenderFlags.Create) {
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elementStart(0, 'div');
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{ text(1, 'text'); }
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elementEnd();
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}
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embeddedViewEnd();
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}
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}
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containerRefreshEnd();
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}
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},
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factory: () => new MyComp,
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inputs: {condition: 'condition'}
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});
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}
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/** <comp [condition]="condition"></comp> */
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function Template(rf: RenderFlags, ctx: any) {
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if (rf & RenderFlags.Create) {
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elementStart(0, 'comp');
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elementEnd();
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}
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if (rf & RenderFlags.Update) {
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elementProperty(0, 'condition', bind(ctx.condition));
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}
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}
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const defs = [MyComp];
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expect(renderToHtml(Template, {condition: true}, defs))
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.toEqual('<comp><div>text</div></comp>');
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expect(renderToHtml(Template, {condition: false}, defs)).toEqual('<comp></comp>');
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});
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});
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describe('tree', () => {
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interface Tree {
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beforeLabel?: string;
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subTrees?: Tree[];
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afterLabel?: string;
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}
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interface ParentCtx {
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beforeTree: Tree;
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projectedTree: Tree;
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afterTree: Tree;
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}
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function showLabel(rf: RenderFlags, ctx: {label: string | undefined}) {
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if (rf & RenderFlags.Create) {
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container(0);
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}
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if (rf & RenderFlags.Update) {
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containerRefreshStart(0);
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{
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if (ctx.label != null) {
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let rf1 = embeddedViewStart(0);
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if (rf1 & RenderFlags.Create) {
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text(0);
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}
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if (rf1 & RenderFlags.Update) {
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textBinding(0, bind(ctx.label));
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}
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embeddedViewEnd();
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}
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}
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containerRefreshEnd();
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}
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}
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function showTree(rf: RenderFlags, ctx: {tree: Tree}) {
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if (rf & RenderFlags.Create) {
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container(0);
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container(1);
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container(2);
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}
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containerRefreshStart(0);
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{
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const rf0 = embeddedViewStart(0);
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{ showLabel(rf0, {label: ctx.tree.beforeLabel}); }
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embeddedViewEnd();
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}
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containerRefreshEnd();
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containerRefreshStart(1);
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{
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for (let subTree of ctx.tree.subTrees || []) {
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const rf0 = embeddedViewStart(0);
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{ showTree(rf0, {tree: subTree}); }
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embeddedViewEnd();
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}
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}
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containerRefreshEnd();
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containerRefreshStart(2);
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{
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const rf0 = embeddedViewStart(0);
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{ showLabel(rf0, {label: ctx.tree.afterLabel}); }
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embeddedViewEnd();
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}
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containerRefreshEnd();
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}
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class ChildComponent {
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// TODO(issue/24571): remove '!'.
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beforeTree !: Tree;
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// TODO(issue/24571): remove '!'.
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afterTree !: Tree;
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static ngComponentDef = defineComponent({
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selectors: [['child']],
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type: ChildComponent,
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template: function ChildComponentTemplate(
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rf: RenderFlags, ctx: {beforeTree: Tree, afterTree: Tree}) {
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if (rf & RenderFlags.Create) {
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projectionDef();
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container(0);
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projection(1);
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container(2);
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}
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containerRefreshStart(0);
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{
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const rf0 = embeddedViewStart(0);
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{ showTree(rf0, {tree: ctx.beforeTree}); }
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embeddedViewEnd();
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}
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containerRefreshEnd();
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containerRefreshStart(2);
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{
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const rf0 = embeddedViewStart(0);
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{ showTree(rf0, {tree: ctx.afterTree}); }
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embeddedViewEnd();
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}
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containerRefreshEnd();
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},
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factory: () => new ChildComponent,
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inputs: {beforeTree: 'beforeTree', afterTree: 'afterTree'}
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});
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}
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function parentTemplate(rf: RenderFlags, ctx: ParentCtx) {
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if (rf & RenderFlags.Create) {
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elementStart(0, 'child');
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{ container(1); }
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elementEnd();
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}
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if (rf & RenderFlags.Update) {
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elementProperty(0, 'beforeTree', bind(ctx.beforeTree));
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elementProperty(0, 'afterTree', bind(ctx.afterTree));
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containerRefreshStart(1);
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{
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const rf0 = embeddedViewStart(0);
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{ showTree(rf0, {tree: ctx.projectedTree}); }
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embeddedViewEnd();
|
|
}
|
|
containerRefreshEnd();
|
|
}
|
|
}
|
|
|
|
it('should work with a tree', () => {
|
|
|
|
const ctx: ParentCtx = {
|
|
beforeTree: {subTrees: [{beforeLabel: 'a'}]},
|
|
projectedTree: {beforeLabel: 'p'},
|
|
afterTree: {afterLabel: 'z'}
|
|
};
|
|
const defs = [ChildComponent];
|
|
expect(renderToHtml(parentTemplate, ctx, defs)).toEqual('<child>apz</child>');
|
|
ctx.projectedTree = {subTrees: [{}, {}, {subTrees: [{}, {}]}, {}]};
|
|
ctx.beforeTree.subTrees !.push({afterLabel: 'b'});
|
|
expect(renderToHtml(parentTemplate, ctx, defs)).toEqual('<child>abz</child>');
|
|
ctx.projectedTree.subTrees ![1].afterLabel = 'h';
|
|
expect(renderToHtml(parentTemplate, ctx, defs)).toEqual('<child>abhz</child>');
|
|
ctx.beforeTree.subTrees !.push({beforeLabel: 'c'});
|
|
expect(renderToHtml(parentTemplate, ctx, defs)).toEqual('<child>abchz</child>');
|
|
|
|
// To check the context easily:
|
|
// console.log(JSON.stringify(ctx));
|
|
});
|
|
|
|
});
|
|
|
|
describe('element bindings', () => {
|
|
|
|
describe('elementAttribute', () => {
|
|
it('should support attribute bindings', () => {
|
|
const ctx: {title: string | null} = {title: 'Hello'};
|
|
|
|
function Template(rf: RenderFlags, ctx: any) {
|
|
if (rf & RenderFlags.Create) {
|
|
elementStart(0, 'span');
|
|
elementEnd();
|
|
}
|
|
if (rf & RenderFlags.Update) {
|
|
elementAttribute(0, 'title', bind(ctx.title));
|
|
}
|
|
}
|
|
|
|
// initial binding
|
|
expect(renderToHtml(Template, ctx)).toEqual('<span title="Hello"></span>');
|
|
|
|
// update binding
|
|
ctx.title = 'Hi!';
|
|
expect(renderToHtml(Template, ctx)).toEqual('<span title="Hi!"></span>');
|
|
|
|
// remove attribute
|
|
ctx.title = null;
|
|
expect(renderToHtml(Template, ctx)).toEqual('<span></span>');
|
|
});
|
|
|
|
it('should stringify values used attribute bindings', () => {
|
|
const ctx: {title: any} = {title: NaN};
|
|
|
|
function Template(rf: RenderFlags, ctx: any) {
|
|
if (rf & RenderFlags.Create) {
|
|
elementStart(0, 'span');
|
|
elementEnd();
|
|
}
|
|
if (rf & RenderFlags.Update) {
|
|
elementAttribute(0, 'title', bind(ctx.title));
|
|
}
|
|
}
|
|
|
|
expect(renderToHtml(Template, ctx)).toEqual('<span title="NaN"></span>');
|
|
|
|
ctx.title = {toString: () => 'Custom toString'};
|
|
expect(renderToHtml(Template, ctx)).toEqual('<span title="Custom toString"></span>');
|
|
});
|
|
|
|
it('should update bindings', () => {
|
|
function Template(rf: RenderFlags, c: any) {
|
|
if (rf & RenderFlags.Create) {
|
|
elementStart(0, 'b');
|
|
elementEnd();
|
|
}
|
|
if (rf & RenderFlags.Update) {
|
|
elementAttribute(0, 'a', interpolationV(c));
|
|
elementAttribute(0, 'a0', bind(c[1]));
|
|
elementAttribute(0, 'a1', interpolation1(c[0], c[1], c[16]));
|
|
elementAttribute(0, 'a2', interpolation2(c[0], c[1], c[2], c[3], c[16]));
|
|
elementAttribute(0, 'a3', interpolation3(c[0], c[1], c[2], c[3], c[4], c[5], c[16]));
|
|
elementAttribute(
|
|
0, 'a4', interpolation4(c[0], c[1], c[2], c[3], c[4], c[5], c[6], c[7], c[16]));
|
|
elementAttribute(
|
|
0, 'a5',
|
|
interpolation5(c[0], c[1], c[2], c[3], c[4], c[5], c[6], c[7], c[8], c[9], c[16]));
|
|
elementAttribute(
|
|
0, 'a6', interpolation6(
|
|
c[0], c[1], c[2], c[3], c[4], c[5], c[6], c[7], c[8], c[9], c[10],
|
|
c[11], c[16]));
|
|
elementAttribute(
|
|
0, 'a7', interpolation7(
|
|
c[0], c[1], c[2], c[3], c[4], c[5], c[6], c[7], c[8], c[9], c[10],
|
|
c[11], c[12], c[13], c[16]));
|
|
elementAttribute(
|
|
0, 'a8', interpolation8(
|
|
c[0], c[1], c[2], c[3], c[4], c[5], c[6], c[7], c[8], c[9], c[10],
|
|
c[11], c[12], c[13], c[14], c[15], c[16]));
|
|
}
|
|
}
|
|
let args = ['(', 0, 'a', 1, 'b', 2, 'c', 3, 'd', 4, 'e', 5, 'f', 6, 'g', 7, ')'];
|
|
expect(renderToHtml(Template, args))
|
|
.toEqual(
|
|
'<b a="(0a1b2c3d4e5f6g7)" a0="0" a1="(0)" a2="(0a1)" a3="(0a1b2)" a4="(0a1b2c3)" a5="(0a1b2c3d4)" a6="(0a1b2c3d4e5)" a7="(0a1b2c3d4e5f6)" a8="(0a1b2c3d4e5f6g7)"></b>');
|
|
args = args.reverse();
|
|
expect(renderToHtml(Template, args))
|
|
.toEqual(
|
|
'<b a=")7g6f5e4d3c2b1a0(" a0="7" a1=")7(" a2=")7g6(" a3=")7g6f5(" a4=")7g6f5e4(" a5=")7g6f5e4d3(" a6=")7g6f5e4d3c2(" a7=")7g6f5e4d3c2b1(" a8=")7g6f5e4d3c2b1a0("></b>');
|
|
args = args.reverse();
|
|
expect(renderToHtml(Template, args))
|
|
.toEqual(
|
|
'<b a="(0a1b2c3d4e5f6g7)" a0="0" a1="(0)" a2="(0a1)" a3="(0a1b2)" a4="(0a1b2c3)" a5="(0a1b2c3d4)" a6="(0a1b2c3d4e5)" a7="(0a1b2c3d4e5f6)" a8="(0a1b2c3d4e5f6g7)"></b>');
|
|
});
|
|
|
|
it('should not update DOM if context has not changed', () => {
|
|
const ctx: {title: string | null} = {title: 'Hello'};
|
|
|
|
function Template(rf: RenderFlags, ctx: any) {
|
|
if (rf & RenderFlags.Create) {
|
|
elementStart(0, 'span');
|
|
container(1);
|
|
elementEnd();
|
|
}
|
|
if (rf & RenderFlags.Update) {
|
|
elementAttribute(0, 'title', bind(ctx.title));
|
|
containerRefreshStart(1);
|
|
{
|
|
if (true) {
|
|
let rf1 = embeddedViewStart(1);
|
|
{
|
|
if (rf1 & RenderFlags.Create) {
|
|
elementStart(0, 'b');
|
|
{}
|
|
elementEnd();
|
|
}
|
|
elementAttribute(0, 'title', bind(ctx.title));
|
|
}
|
|
embeddedViewEnd();
|
|
}
|
|
}
|
|
containerRefreshEnd();
|
|
}
|
|
}
|
|
|
|
// initial binding
|
|
expect(renderToHtml(Template, ctx))
|
|
.toEqual('<span title="Hello"><b title="Hello"></b></span>');
|
|
// update DOM manually
|
|
containerEl.querySelector('b') !.setAttribute('title', 'Goodbye');
|
|
// refresh with same binding
|
|
expect(renderToHtml(Template, ctx))
|
|
.toEqual('<span title="Hello"><b title="Goodbye"></b></span>');
|
|
// refresh again with same binding
|
|
expect(renderToHtml(Template, ctx))
|
|
.toEqual('<span title="Hello"><b title="Goodbye"></b></span>');
|
|
});
|
|
|
|
it('should support host attribute bindings', () => {
|
|
let hostBindingDir: HostBindingDir;
|
|
|
|
class HostBindingDir {
|
|
/* @HostBinding('attr.aria-label') */
|
|
label = 'some label';
|
|
|
|
static ngDirectiveDef = defineDirective({
|
|
type: HostBindingDir,
|
|
selectors: [['', 'hostBindingDir', '']],
|
|
factory: function HostBindingDir_Factory() {
|
|
return hostBindingDir = new HostBindingDir();
|
|
},
|
|
hostBindings: function HostBindingDir_HostBindings(dirIndex: number, elIndex: number) {
|
|
elementAttribute(
|
|
elIndex, 'aria-label', bind(loadDirective<HostBindingDir>(dirIndex).label));
|
|
}
|
|
});
|
|
}
|
|
|
|
function Template(rf: RenderFlags, ctx: any) {
|
|
if (rf & RenderFlags.Create) {
|
|
elementStart(0, 'div', ['hostBindingDir', '']);
|
|
elementEnd();
|
|
}
|
|
}
|
|
|
|
const defs = [HostBindingDir];
|
|
expect(renderToHtml(Template, {}, defs))
|
|
.toEqual(`<div aria-label="some label" hostbindingdir=""></div>`);
|
|
|
|
hostBindingDir !.label = 'other label';
|
|
expect(renderToHtml(Template, {}, defs))
|
|
.toEqual(`<div aria-label="other label" hostbindingdir=""></div>`);
|
|
});
|
|
});
|
|
|
|
describe('elementStyle', () => {
|
|
|
|
it('should support binding to styles', () => {
|
|
function Template(rf: RenderFlags, ctx: any) {
|
|
if (rf & RenderFlags.Create) {
|
|
elementStart(0, 'span');
|
|
elementStyling(1, ['border-color']);
|
|
elementEnd();
|
|
}
|
|
if (rf & RenderFlags.Update) {
|
|
elementStyleProp(1, 0, ctx);
|
|
elementStylingApply(1);
|
|
}
|
|
}
|
|
|
|
expect(renderToHtml(Template, 'red')).toEqual('<span style="border-color: red;"></span>');
|
|
expect(renderToHtml(Template, 'green'))
|
|
.toEqual('<span style="border-color: green;"></span>');
|
|
expect(renderToHtml(Template, null)).toEqual('<span></span>');
|
|
});
|
|
|
|
it('should support binding to styles with suffix', () => {
|
|
function Template(rf: RenderFlags, ctx: any) {
|
|
if (rf & RenderFlags.Create) {
|
|
elementStart(0, 'span');
|
|
elementStyling(1, ['font-size']);
|
|
elementEnd();
|
|
}
|
|
if (rf & RenderFlags.Update) {
|
|
elementStyleProp(1, 0, ctx, 'px');
|
|
elementStylingApply(1);
|
|
}
|
|
}
|
|
|
|
expect(renderToHtml(Template, '100')).toEqual('<span style="font-size: 100px;"></span>');
|
|
expect(renderToHtml(Template, 200)).toEqual('<span style="font-size: 200px;"></span>');
|
|
expect(renderToHtml(Template, null)).toEqual('<span></span>');
|
|
});
|
|
});
|
|
|
|
describe('elementClass', () => {
|
|
|
|
it('should support CSS class toggle', () => {
|
|
function Template(rf: RenderFlags, ctx: any) {
|
|
if (rf & RenderFlags.Create) {
|
|
elementStart(0, 'span');
|
|
elementEnd();
|
|
}
|
|
if (rf & RenderFlags.Update) {
|
|
elementClassNamed(0, 'active', bind(ctx));
|
|
}
|
|
}
|
|
|
|
expect(renderToHtml(Template, true)).toEqual('<span class="active"></span>');
|
|
expect(renderToHtml(Template, false)).toEqual('<span class=""></span>');
|
|
|
|
// truthy values
|
|
expect(renderToHtml(Template, 'a_string')).toEqual('<span class="active"></span>');
|
|
expect(renderToHtml(Template, 10)).toEqual('<span class="active"></span>');
|
|
|
|
// falsy values
|
|
expect(renderToHtml(Template, '')).toEqual('<span class=""></span>');
|
|
expect(renderToHtml(Template, 0)).toEqual('<span class=""></span>');
|
|
});
|
|
|
|
it('should work correctly with existing static classes', () => {
|
|
function Template(rf: RenderFlags, ctx: any) {
|
|
if (rf & RenderFlags.Create) {
|
|
elementStart(0, 'span', ['class', 'existing']);
|
|
elementEnd();
|
|
}
|
|
if (rf & RenderFlags.Update) {
|
|
elementClassNamed(0, 'active', bind(ctx));
|
|
}
|
|
}
|
|
|
|
expect(renderToHtml(Template, true)).toEqual('<span class="existing active"></span>');
|
|
expect(renderToHtml(Template, false)).toEqual('<span class="existing"></span>');
|
|
});
|
|
});
|
|
});
|
|
|
|
describe('template data', () => {
|
|
|
|
it('should re-use template data and node data', () => {
|
|
/**
|
|
* % if (condition) {
|
|
* <div></div>
|
|
* % }
|
|
*/
|
|
function Template(rf: RenderFlags, ctx: any) {
|
|
if (rf & RenderFlags.Create) {
|
|
container(0);
|
|
}
|
|
if (rf & RenderFlags.Update) {
|
|
containerRefreshStart(0);
|
|
{
|
|
if (ctx.condition) {
|
|
let rf1 = embeddedViewStart(0);
|
|
if (rf1 & RenderFlags.Create) {
|
|
elementStart(0, 'div');
|
|
elementEnd();
|
|
}
|
|
embeddedViewEnd();
|
|
}
|
|
}
|
|
containerRefreshEnd();
|
|
}
|
|
}
|
|
|
|
expect((Template as any).ngPrivateData).toBeUndefined();
|
|
|
|
renderToHtml(Template, {condition: true});
|
|
|
|
const oldTemplateData = (Template as any).ngPrivateData;
|
|
const oldContainerData = (oldTemplateData as any).data[HEADER_OFFSET];
|
|
const oldElementData = oldContainerData.tViews[0][HEADER_OFFSET];
|
|
expect(oldContainerData).not.toBeNull();
|
|
expect(oldElementData).not.toBeNull();
|
|
|
|
renderToHtml(Template, {condition: false});
|
|
renderToHtml(Template, {condition: true});
|
|
|
|
const newTemplateData = (Template as any).ngPrivateData;
|
|
const newContainerData = (oldTemplateData as any).data[HEADER_OFFSET];
|
|
const newElementData = oldContainerData.tViews[0][HEADER_OFFSET];
|
|
expect(newTemplateData === oldTemplateData).toBe(true);
|
|
expect(newContainerData === oldContainerData).toBe(true);
|
|
expect(newElementData === oldElementData).toBe(true);
|
|
});
|
|
|
|
});
|
|
|
|
describe('sanitization', () => {
|
|
it('should sanitize data using the provided sanitization interface', () => {
|
|
class SanitizationComp {
|
|
static ngComponentDef = defineComponent({
|
|
type: SanitizationComp,
|
|
selectors: [['sanitize-this']],
|
|
factory: () => new SanitizationComp(),
|
|
template: (rf: RenderFlags, ctx: SanitizationComp) => {
|
|
if (rf & RenderFlags.Create) {
|
|
elementStart(0, 'a');
|
|
elementEnd();
|
|
}
|
|
if (rf & RenderFlags.Update) {
|
|
elementProperty(0, 'href', bind(ctx.href), sanitizeUrl);
|
|
}
|
|
}
|
|
});
|
|
|
|
private href = '';
|
|
|
|
updateLink(href: any) { this.href = href; }
|
|
}
|
|
|
|
const sanitizer = new LocalSanitizer((value) => { return 'http://bar'; });
|
|
|
|
const fixture = new ComponentFixture(SanitizationComp, {sanitizer});
|
|
fixture.component.updateLink('http://foo');
|
|
fixture.update();
|
|
|
|
const element = fixture.hostElement.querySelector('a') !;
|
|
expect(element.getAttribute('href')).toEqual('http://bar');
|
|
|
|
fixture.component.updateLink(sanitizer.bypassSecurityTrustUrl('http://foo'));
|
|
fixture.update();
|
|
|
|
expect(element.getAttribute('href')).toEqual('http://foo');
|
|
});
|
|
});
|
|
});
|
|
|
|
class LocalSanitizedValue {
|
|
constructor(public value: any) {}
|
|
toString() { return this.value; }
|
|
}
|
|
|
|
class LocalSanitizer implements Sanitizer {
|
|
constructor(private _interceptor: (value: string|null|any) => string) {}
|
|
|
|
sanitize(context: SecurityContext, value: LocalSanitizedValue|string|null): string|null {
|
|
if (value instanceof LocalSanitizedValue) {
|
|
return value.toString();
|
|
}
|
|
return this._interceptor(value);
|
|
}
|
|
|
|
bypassSecurityTrustHtml(value: string) {}
|
|
bypassSecurityTrustStyle(value: string) {}
|
|
bypassSecurityTrustScript(value: string) {}
|
|
bypassSecurityTrustResourceUrl(value: string) {}
|
|
|
|
bypassSecurityTrustUrl(value: string) { return new LocalSanitizedValue(value); }
|
|
}
|