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111 lines
2.9 KiB
PHP
111 lines
2.9 KiB
PHP
<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* Helper to initialise behat contexts from moodle code.
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*
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* @package core
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* @category test
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* @copyright 2014 David Monllaó
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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// NOTE: no MOODLE_INTERNAL test here, this file may be required by behat before including /config.php.
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use Behat\Mink\Session as Session,
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Behat\Mink\Mink as Mink;
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/**
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* Helper to get behat contexts.
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*
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* @package core
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* @category test
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* @copyright 2014 David Monllaó
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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class behat_context_helper {
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/**
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* List of already initialized contexts.
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*
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* @var array
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*/
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protected static $contexts = array();
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/**
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* @var Mink.
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*/
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protected static $mink = false;
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/**
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* Sets the browser session.
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*
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* @param Session $session
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* @return void
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*/
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public static function set_session(Session $session) {
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// Set mink to be able to init a context.
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self::$mink = new Mink(array('mink' => $session));
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self::$mink->setDefaultSessionName('mink');
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}
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/**
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* Gets the required context.
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*
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* Getting a context you get access to all the steps
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* that uses direct API calls; steps returning step chains
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* can not be executed like this.
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*
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* @throws coding_exception
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* @param string $classname Context identifier (the class name).
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* @return behat_base
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*/
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public static function get($classname) {
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if (!self::init_context($classname)) {
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throw coding_exception('The required "' . $classname . '" class does not exist');
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}
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return self::$contexts[$classname];
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}
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/**
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* Initializes the required context.
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*
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* @throws coding_exception
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* @param string $classname
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* @return bool
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*/
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protected static function init_context($classname) {
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if (!empty(self::$contexts[$classname])) {
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return true;
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}
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if (!class_exists($classname)) {
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return false;
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}
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$instance = new $classname();
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$instance->setMink(self::$mink);
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self::$contexts[$classname] = $instance;
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return true;
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}
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}
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