'use strict';

import { By } from '@angular/platform-browser';

/** Gets a child DebugElement by tag name. */
export function getChildDebugElement(parent, tagName) {
  return parent.query(By.css(tagName));
}

/** Gets a child DebugElement by Component Type. */
export function getChildDebugElementByType(parent, type) {
  return parent.query(By.directive(type));
}

/** Gets a child DebugElements by tag name. */
export function getChildDebugElementAll(parent, tagName) {
  return parent.queryAll(By.css(tagName));
}

export function mouseclick( element ) {
    // create a mouse click event
    var dispatchedEvent
    try {
      dispatchedEvent = new MouseEvent('click', true);
    } catch (e) {
      dispatchedEvent = document.createEvent('MouseEvent');
      dispatchedEvent.initEvent('click', true, false);
    }
    // send click to element
    element.dispatchEvent(dispatchedEvent);
}