111 lines
3.9 KiB
TypeScript
111 lines
3.9 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 {stringifyElement} from '@angular/platform-browser/testing/src/browser_util';
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import {ComponentTemplate, ComponentType, DirectiveType, PublicFeature, defineComponent, defineDirective, renderComponent as _renderComponent} from '../../src/render3/index';
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import {NG_HOST_SYMBOL, createLNode, createLView, renderTemplate} from '../../src/render3/instructions';
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import {DirectiveDefArgs} from '../../src/render3/interfaces/definition';
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import {LElementNode, LNodeFlags} from '../../src/render3/interfaces/node';
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import {RElement, RText, Renderer3, RendererFactory3, domRendererFactory3} from '../../src/render3/interfaces/renderer';
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import {getRendererFactory2} from './imported_renderer2';
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export const document = ((global || window) as any).document;
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export let containerEl: HTMLElement = null !;
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let host: LElementNode|null;
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const isRenderer2 =
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typeof process == 'object' && process.argv[3] && process.argv[3] === '--r=renderer2';
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// tslint:disable-next-line:no-console
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console.log(`Running tests with ${!isRenderer2 ? 'document' : 'Renderer2'} renderer...`);
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const testRendererFactory: RendererFactory3 =
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isRenderer2 ? getRendererFactory2(document) : domRendererFactory3;
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export const requestAnimationFrame:
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{(fn: () => void): void; flush(): void; queue: (() => void)[];} = function(fn: () => void) {
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requestAnimationFrame.queue.push(fn);
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} as any;
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requestAnimationFrame.flush = function() {
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while (requestAnimationFrame.queue.length) {
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requestAnimationFrame.queue.shift() !();
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}
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};
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export function resetDOM() {
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requestAnimationFrame.queue = [];
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if (containerEl) {
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try {
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document.body.removeChild(containerEl);
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} catch (e) {
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}
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}
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containerEl = document.createElement('div');
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containerEl.setAttribute('host', '');
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document.body.appendChild(containerEl);
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host = null;
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// TODO: assert that the global state is clean (e.g. ngData, previousOrParentNode, etc)
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}
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export function renderToHtml(
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template: ComponentTemplate<any>, ctx: any, providedRendererFactory?: RendererFactory3) {
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host = renderTemplate(
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containerEl, template, ctx, providedRendererFactory || testRendererFactory, host);
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return toHtml(containerEl);
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}
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beforeEach(resetDOM);
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export function renderComponent<T>(type: ComponentType<T>, rendererFactory?: RendererFactory3): T {
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return _renderComponent(
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type, {rendererFactory: rendererFactory || testRendererFactory, host: containerEl});
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}
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export function toHtml<T>(componentOrElement: T | RElement): string {
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const node = (componentOrElement as any)[NG_HOST_SYMBOL] as LElementNode;
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if (node) {
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return toHtml(node.native);
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} else {
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return stringifyElement(componentOrElement)
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.replace(/^<div host="">/, '')
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.replace(/<\/div>$/, '')
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.replace(' style=""', '')
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.replace(/<!--[\w]*-->/g, '');
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}
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}
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export function createComponent(
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name: string, template: ComponentTemplate<any>): ComponentType<any> {
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return class Component {
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value: any;
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static ngComponentDef = defineComponent({
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type: Component,
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tag: name,
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factory: () => new Component,
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template: template,
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features: [PublicFeature]
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});
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};
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}
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export function createDirective({exportAs}: {exportAs?: string} = {}): DirectiveType<any> {
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return class Directive {
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static ngDirectiveDef = defineDirective({
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type: Directive,
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factory: () => new Directive(),
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features: [PublicFeature],
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exportAs: exportAs,
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});
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};
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}
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// Verify that DOM is a type of render. This is here for error checking only and has no use.
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export const renderer: Renderer3 = null as any as Document;
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export const element: RElement = null as any as HTMLElement;
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export const text: RText = null as any as Text;
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