Тест методов

version.php

/**
         *  /libraries/cms/version/version.php
	 * Sets the media version which is used to append to Joomla core media files.
	 *
	 * @param   string  $mediaVersion  The media version.
	 *
	 * @return  JVersion  Instance of $this to allow chaining.
	 *
	 * @since   3.2
	 */
	public function setMediaVersion($mediaVersion)
	{
		// Do not allow empty media versions
		if (!empty($mediaVersion))
		{
			// Get library parameters
			$params = JLibraryHelper::getParams('joomla');

			$params->set('mediaversion', $mediaVersion);
      // echo '<pre>';print_r( $mediaVersion );echo'</pre>';die('<br/>'.__FILE__.' -line:'.__LINE__.'<br/>');

			// Save modified params
		  // JLibraryHelper::saveParams('joomla', $params);
		}

		return $this;
	}