function test_get_cron_tasks__all()
 {
     add_filter('FHEE__EEH_Activation__get_cron_tasks', array($this, 'change_cron_tasks'));
     $old_cron_tasks = EEH_Activation::get_cron_tasks('all');
     $this->assertArrayHasKey(self::expired_cron_task_name, $old_cron_tasks);
     $this->assertArrayHasKey(self::current_cron_task_name, $old_cron_tasks);
 }
 /**
  * Remove the currently-existing and now-removed cron tasks.
  * @param boolean $remove_all whether to only remove the old ones, or remove absolutely ALL the EE ones
  */
 public static function remove_cron_tasks($remove_all = true)
 {
     $cron_tasks_to_remove = $remove_all ? 'all' : 'old';
     $crons = _get_cron_array();
     $crons = is_array($crons) ? $crons : array();
     /* reminder that $crons looks like: top-level keys are timestamps,
      * and their values are arrays.
      * The 2nd level arrays have keys with each of the cron task hooknames to run at that time
      * and their values are arrays.
      * The 3rd level level arrays are keys which are hashes of the cron task's arguments,
      *  and their values are the UN-hashed arguments
      * eg
      * array (size=13)
      *		1429903276 =>
      *		  array (size=1)
      *			'AHEE__EE_Cron_Tasks__update_transaction_with_payment' =>
      *			  array (size=1)
      *				'561299d6e42c8e079285870ade0e47e6' =>
      *				  array (size=2)
      *					...
      *      ...
      */
     foreach (EEH_Activation::get_cron_tasks($cron_tasks_to_remove) as $hook_name => $frequency) {
         foreach ($crons as $timestamp => $hooks_to_fire_at_time) {
             if (array_key_exists($hook_name, $hooks_to_fire_at_time)) {
                 unset($crons[$timestamp][$hook_name]);
             }
         }
     }
     _set_cron_array($crons);
 }
 /**
  * Remove the currently-existing and now-removed cron tasks.
  * @param boolean $remove_all whether to only remove the old ones, or remove absolutely ALL the EE ones
  */
 public static function remove_cron_tasks($remove_all = true)
 {
     $cron_tasks_to_remove = $remove_all ? 'all' : 'old';
     foreach (EEH_Activation::get_cron_tasks($cron_tasks_to_remove) as $hook_name => $frequency) {
         while ($scheduled_time = wp_next_scheduled($hook_name)) {
             wp_unschedule_event($scheduled_time, $hook_name);
         }
     }
 }