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Differences Between: [Versions 311 and 403]

   1  <?php
   2  // This file is part of Moodle - http://moodle.org/
   3  //
   4  // Moodle is free software: you can redistribute it and/or modify
   5  // it under the terms of the GNU General Public License as published by
   6  // the Free Software Foundation, either version 3 of the License, or
   7  // (at your option) any later version.
   8  //
   9  // Moodle is distributed in the hope that it will be useful,
  10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  // GNU General Public License for more details.
  13  //
  14  // You should have received a copy of the GNU General Public License
  15  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16  
  17  /**
  18   * Behat arguments transformations.
  19   *
  20   * This methods are used by Behat CLI command.
  21   *
  22   * @package    core
  23   * @category   test
  24   * @copyright  2012 David Monllaó
  25   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  26   */
  27  
  28  // NOTE: no MOODLE_INTERNAL test here, this file may be required by behat before including /config.php.
  29  
  30  require_once (__DIR__ . '/../../behat/behat_base.php');
  31  
  32  use Behat\Gherkin\Node\TableNode;
  33  
  34  /**
  35   * Transformations to apply to steps arguments.
  36   *
  37   * This methods are applied to the steps arguments that matches
  38   * the regular expressions specified in the @Transform tag.
  39   *
  40   * @package   core
  41   * @category  test
  42   * @copyright 2013 David Monllaó
  43   * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  44   */
  45  class behat_transformations extends behat_base {
  46  
  47      /**
  48       * @deprecated since Moodle 3.2
  49       */
  50      public function prefixed_tablenode_transformations() {
  51          throw new coding_exception('prefixed_tablenode_transformations() can not be used anymore. ' .
  52              'Please use tablenode_transformations() instead.');
  53      }
  54  
  55      /**
  56       * Removes escaped argument delimiters.
  57       *
  58       * We use double quotes as arguments delimiters and
  59       * to add the " as part of an argument we escape it
  60       * with a backslash, this method removes this backslash.
  61       *
  62       * @Transform /^((.*)"(.*))$/
  63       * @param string $string
  64       * @return string The string with the arguments fixed.
  65       */
  66      public function arg_replace_slashes($string) {
  67          if (!is_scalar($string)) {
  68              return $string;
  69          }
  70          return str_replace('\"', '"', $string);
  71      }
  72  
  73      /**
  74       * Replaces $NASTYSTRING vars for a nasty string.
  75       *
  76       * @Transform /^((.*)\$NASTYSTRING(\d)(.*))$/
  77       * @param string $argument The whole argument value.
  78       * @return string
  79       */
  80      public function arg_replace_nasty_strings($argument) {
  81          if (!is_scalar($argument)) {
  82              return $argument;
  83          }
  84          return $this->replace_nasty_strings($argument);
  85      }
  86  
  87      /**
  88       * Convert string time to timestamp.
  89       * Use ::time::STRING_TIME_TO_CONVERT::DATE_FORMAT::
  90       *
  91       * @Transform /^##(.*)##$/
  92       * @param string $time
  93       * @return int timestamp.
  94       */
  95      public function arg_time_to_string($time) {
  96          return $this->get_transformed_timestamp($time);
  97      }
  98  
  99      /**
 100       * Transformations for TableNode arguments.
 101       *
 102       * Transformations applicable to TableNode arguments should also
 103       * be applied, adding them in a different method for Behat API restrictions.
 104       *
 105       * @Transform table:*
 106       * @param TableNode $tablenode
 107       * @return TableNode The transformed table
 108       */
 109      public function tablenode_transformations(TableNode $tablenode) {
 110          // Walk through all values including the optional headers.
 111          $rows = $tablenode->getRows();
 112          foreach ($rows as $rowkey => $row) {
 113              foreach ($row as $colkey => $value) {
 114  
 115                  // Transforms vars into nasty strings.
 116                  if (preg_match('/\$NASTYSTRING(\d)/', $rows[$rowkey][$colkey])) {
 117                      $rows[$rowkey][$colkey] = $this->replace_nasty_strings($rows[$rowkey][$colkey]);
 118                  }
 119  
 120                  // Transform time.
 121                  if (preg_match('/^##(.*)##$/', $rows[$rowkey][$colkey], $match)) {
 122                      if (isset($match[1])) {
 123                          $rows[$rowkey][$colkey] = $this->get_transformed_timestamp($match[1]);
 124                      }
 125                  }
 126              }
 127          }
 128  
 129          // Return the transformed TableNode.
 130          unset($tablenode);
 131          $tablenode = new TableNode($rows);
 132  
 133          return $tablenode;
 134      }
 135  
 136      /**
 137       * Replaces $NASTYSTRING vars for a nasty string.
 138       *
 139       * Method reused by TableNode tranformation.
 140       *
 141       * @param string $string
 142       * @return string
 143       */
 144      public function replace_nasty_strings($string) {
 145          return preg_replace_callback(
 146              '/\$NASTYSTRING(\d)/',
 147              function ($matches) {
 148                  return nasty_strings::get($matches[0]);
 149              },
 150              $string
 151          );
 152      }
 153  
 154      /**
 155       * Return timestamp for the time passed.
 156       *
 157       * @param string $time time to convert
 158       * @return string
 159       */
 160      protected function get_transformed_timestamp($time) {
 161          $timepassed = explode('##', $time);
 162  
 163          // If not a valid time string, then just return what was passed.
 164          if ((($timestamp = strtotime($timepassed[0])) === false)) {
 165              return $time;
 166          }
 167  
 168          $count = count($timepassed);
 169          if ($count === 2) {
 170              // If timestamp with specified strftime format, then return formatted date string.
 171              return userdate($timestamp, $timepassed[1]);
 172          } else if ($count === 1) {
 173              return $timestamp;
 174          } else {
 175              // If not a valid time string, then just return what was passed.
 176              return $time;
 177          }
 178      }
 179  }