Function clickElementAtPoint

src/material/slider/slider.e2e.spec.ts:184–187

* Clicks an element at a specific point. Useful if there's another element * that covers part of the target and can catch the click.

(target: ElementFinder, coords: Point)

 * that covers part of the target and can catch the click.
 */
async function clickElementAtPoint(target: ElementFinder, coords: Point) {
  const webElement = await target.getWebElement();
  await browser.actions().mouseMove(webElement, coords).click().perform();
}