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vendor/facebook/webdriver/lib/WebDriverWait.php 2.25 KB
ad2e91f7   Mihail   move multyparser ...
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  <?php
  // Copyright 2004-present Facebook. All Rights Reserved.
  //
  // Licensed 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.
  
  namespace Facebook\WebDriver;
  
  use Facebook\WebDriver\Exception\NoSuchElementException;
  use Facebook\WebDriver\Exception\TimeOutException;
  
  /**
   * A utility class, designed to help the user to wait until a condition turns
   * true.
   *
   * @see WebDriverExpectedCondition.
   */
  class WebDriverWait {
  
    protected $driver;
    protected $timeout;
    protected $interval;
  
    public function __construct(
        WebDriver $driver,
        $timeout_in_second = null,
        $interval_in_millisecond = null) {
      $this->driver = $driver;
      $this->timeout = $timeout_in_second ?: 30;
      $this->interval = $interval_in_millisecond ?: 250;
    }
  
    /**
     * Calls the function provided with the driver as an argument until the return
     * value is not falsey.
     *
     * @param (closure|WebDriverExpectedCondition)
     * @param string $message
     *
     * @return mixed The return value of $func_or_ec
  
     * @throws NoSuchElementException
     * @throws TimeOutException
     * @throws \Exception
     */
    public function until($func_or_ec, $message = "") {
      $end = microtime(true) + $this->timeout;
      $last_exception = null;
  
      while ($end > microtime(true)) {
        try {
          if ($func_or_ec instanceof WebDriverExpectedCondition) {
            $ret_val = call_user_func($func_or_ec->getApply(), $this->driver);
          } else {
            $ret_val = call_user_func($func_or_ec, $this->driver);
          }
          if ($ret_val) {
            return $ret_val;
          }
        } catch (NoSuchElementException $e) {
          $last_exception = $e;
        }
        usleep($this->interval * 1000);
      }
  
      if ($last_exception) {
        throw $last_exception;
      }
      throw new TimeOutException($message);
    }
  }