/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
/**
 * @fileOverview utils for tests.
 */
export function toArray (list) {
  if (!list) return []
  return Array.prototype.slice.call(list)
}
//  see https://stackoverflow.com/questions/2735067/how-to-convert-a-dom-node-list-to-an-array-in-javascript
export function nodeListToArray (obj) {
  const array = []
    // iterate backwards ensuring that length is an UInt32
  for (let i = obj.length >>> 0; i--;) {
    array[i] = obj[i]
  }
  return array
}

export function isPhantom () {
  return window.navigator.userAgent.indexOf('PhantomJS') !== -1
}