51 lines
1.3 KiB
TypeScript
51 lines
1.3 KiB
TypeScript
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/**
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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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export function forceReflow() {
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(document.body as any)['_reflow'] = document.body.clientWidth;
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}
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export function makeAnimationEvent(
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startOrEnd: 'start' | 'end', animationName: string, elapsedTime: number, timestamp?: number) {
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const e = new AnimationEvent('animation' + startOrEnd, {animationName, elapsedTime});
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if (timestamp) {
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(e as any)._ngTestManualTimestamp = timestamp;
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}
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return e;
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}
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export function supportsAnimationEventCreation() {
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let supported = false;
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try {
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makeAnimationEvent('end', 'test', 0);
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supported = true;
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} catch (e) {
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}
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return supported;
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}
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export function findKeyframeDefinition(sheet: any): any|null {
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return sheet.cssRules[0] || null;
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}
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export function createElement() {
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return document.createElement('div');
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}
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export function assertStyle(element: any, prop: string, value: string) {
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expect(element.style[prop] || '').toEqual(value);
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}
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export function assertElementExistsInDom(element: any, yes?: boolean) {
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const exp = expect(element.parentNode);
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if (yes) {
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exp.toBeTruthy();
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} else {
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exp.toBeFalsy();
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}
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}
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