Merge branch 'MDL-37046_master' of git://github.com/dmonllao/moodle

admin/tool/behat/cli/util.php

@@ -0,0 +1,182 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * CLI tool with utilities to manage Behat integration in Moodle
+ *
+ * All CLI utilities uses $CFG->behat_dataroot and $CFG->prefix_dataroot as
+ * $CFG->dataroot and $CFG->prefix
+ *
+ * @package    tool_behat
+ * @copyright  2012 David Monllaó
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+
+if (isset($_SERVER['REMOTE_ADDR'])) {
+    die(); // No access from web!.
+}
+
+// Basic functions.
+require_once(__DIR__ . '/../../../../lib/clilib.php');
+require_once(__DIR__ . '/../../../../lib/behat/lib.php');
+
+
+// CLI options.
+list($options, $unrecognized) = cli_get_params(
+    array(
+        'help'    => false,
+        'install' => false,
+        'drop'    => false,
+        'enable'  => false,
+        'disable' => false,
+    ),
+    array(
+        'h' => 'help'
+    )
+);
+
+
+// Checking util.php CLI script usage.
+$help = "
+Behat utilities to manage the test environment
+
+Options:
+--install  Installs the test environment for acceptance tests
+--drop     Drops the database tables and the dataroot contents
+--enable   Enables test environment and updates tests list
+--disable  Disables test environment
+
+-h, --help     Print out this help
+
+Example from Moodle root directory:
+\$ php admin/tool/behat/cli/util.php --enable
+
+More info in http://docs.moodle.org/dev/Acceptance_testing#Running_tests
+";
+
+if (!empty($options['help'])) {
+    echo $help;
+    exit(0);
+}
+
+
+// Checking $CFG->behat_* vars and values.
+define('BEHAT_UTIL', true);
+define('CLI_SCRIPT', true);
+define('ABORT_AFTER_CONFIG', true);
+define('NO_OUTPUT_BUFFERING', true);
+
+error_reporting(E_ALL | E_STRICT);
+ini_set('display_errors', '1');
+ini_set('log_errors', '1');
+
+require_once(__DIR__ . '/../../../../config.php');
+
+// CFG->behat_prefix must be set and with value different than CFG->prefix and phpunit_prefix.
+if (!isset($CFG->behat_prefix) ||
+   (isset($CFG->behat_prefix) &&
+       ($CFG->behat_prefix == $CFG->prefix ||
+       $CFG->behat_prefix == $CFG->phpunit_prefix))) {
+    behat_error(BEHAT_EXITCODE_CONFIG,
+        'Define $CFG->behat_prefix in config.php with a value different than $CFG->prefix and $CFG->phpunit_prefix');
+}
+
+// CFG->behat_dataroot must be set and with value different than CFG->dataroot and phpunit_dataroot.
+if (!isset($CFG->behat_dataroot) ||
+   (isset($CFG->behat_dataroot) &&
+       ($CFG->behat_dataroot == $CFG->dataroot ||
+       $CFG->behat_dataroot == $CFG->phpunit_dataroot))) {
+    behat_error(BEHAT_EXITCODE_CONFIG,
+        'Define $CFG->behat_dataroot in config.php with a value different than $CFG->dataroot and $CFG->phpunit_dataroot');
+}
+
+// Create behat_dataroot if it doesn't exists.
+if (!file_exists($CFG->behat_dataroot)) {
+    if (!mkdir($CFG->behat_dataroot, $CFG->directorypermissions)) {
+        behat_error(BEHAT_EXITCODE_PERMISSIONS, '$CFG->behat_dataroot directory can not be created');
+    }
+}
+if (!is_dir($CFG->behat_dataroot) || !is_writable($CFG->behat_dataroot)) {
+    behat_error(BEHAT_EXITCODE_PERMISSIONS, '$CFG->behat_dataroot directory has no permissions or is not a directory');
+}
+
+// Check that the directory does not contains other things.
+if (!file_exists("$CFG->behat_dataroot/behattestdir.txt")) {
+    if ($dh = opendir($CFG->behat_dataroot)) {
+        while (($file = readdir($dh)) !== false) {
+            if ($file === 'behat' or $file === '.' or $file === '..' or $file === '.DS_Store') {
+                continue;
+            }
+            behat_error(BEHAT_EXITCODE_CONFIG, '$CFG->behat_dataroot directory is not empty, ensure this is the directory where you want to install behat test dataroot');
+        }
+        closedir($dh);
+        unset($dh);
+        unset($file);
+    }
+
+    // Now we create dataroot directory structure for behat tests.
+    testing_initdataroot($CFG->behat_dataroot, 'behat');
+}
+
+// Overrides vars with behat-test ones.
+$vars = array('wwwroot', 'prefix', 'dataroot');
+foreach ($vars as $var) {
+    $CFG->{$var} = $CFG->{'behat_' . $var};
+}
+
+$CFG->noemailever = true;
+$CFG->passwordsaltmain = 'moodle';
+
+// Continues setup.
+define('ABORT_AFTER_CONFIG_CANCEL', true);
+require("$CFG->dirroot/lib/setup.php");
+
+require_once($CFG->libdir.'/adminlib.php');
+require_once($CFG->libdir.'/upgradelib.php');
+require_once($CFG->libdir.'/clilib.php');
+require_once($CFG->libdir.'/pluginlib.php');
+require_once($CFG->libdir.'/installlib.php');
+
+if ($unrecognized) {
+    $unrecognized = implode("\n  ", $unrecognized);
+    cli_error(get_string('cliunknowoption', 'admin', $unrecognized));
+}
+
+// Behat utilities.
+require_once($CFG->libdir . '/behat/classes/util.php');
+require_once($CFG->libdir . '/behat/classes/behat_command.php');
+
+// Run command (only one per time).
+if ($options['install']) {
+    behat_util::install_site();
+    mtrace("Acceptance tests site installed");
+} else if ($options['drop']) {
+    behat_util::drop_site();
+    mtrace("Acceptance tests site dropped");
+} else if ($options['enable']) {
+    behat_util::start_test_mode();
+    $runtestscommand = behat_command::get_behat_command() . ' --config '
+        . $CFG->behat_dataroot . DIRECTORY_SEPARATOR . 'behat' . DIRECTORY_SEPARATOR . 'behat.yml';
+    mtrace("Acceptance tests environment enabled, to run the tests use:\n " . $runtestscommand);
+} else if ($options['disable']) {
+    behat_util::stop_test_mode();
+    mtrace("Acceptance tests environment disabled");
+} else {
+    echo $help;
+}
+
+exit(0);

admin/tool/behat/index.php

@@ -0,0 +1,55 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Web interface to list and filter steps
+ *
+ * @package    tool_behat
+ * @copyright  2012 David Monllaó
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+require(__DIR__ . '/../../../config.php');
+require_once($CFG->libdir.'/adminlib.php');
+require_once($CFG->dirroot . '/' . $CFG->admin . '/tool/behat/locallib.php');
+require_once($CFG->libdir . '/behat/classes/behat_config_manager.php');
+
+$filter = optional_param('filter', '', PARAM_ALPHANUMEXT);
+$type = optional_param('type', false, PARAM_ALPHAEXT);
+$component = optional_param('component', '', PARAM_ALPHAEXT);
+
+admin_externalpage_setup('toolbehat');
+
+// Getting available steps definitions from behat.
+$steps = tool_behat::stepsdefinitions($type, $component, $filter);
+
+// Form.
+$componentswithsteps = array('' => get_string('allavailablesteps', 'tool_behat'));
+
+// Complete the components list with the moodle steps definitions.
+$components = behat_config_manager::get_components_steps_definitions();
+if ($components) {
+    foreach ($components as $component => $filepath) {
+        // TODO Use a class static attribute instead of the class name.
+        $componentswithsteps[$component] = 'Moodle ' . substr($component, 6);
+    }
+}
+$form = new steps_definitions_form(null, array('components' => $componentswithsteps));
+
+// Output contents.
+$renderer = $PAGE->get_renderer('tool_behat');
+echo $renderer->render_stepsdefinitions($steps, $form);
+

admin/tool/behat/lang/en/tool_behat.php

@@ -0,0 +1,40 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Strings for tool_behat
+ *
+ * @package    tool_behat
+ * @copyright  2012 David Monllaó
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+$string['allavailablesteps'] = 'All the available steps definitions';
+$string['giveninfo'] = 'Given. Processes to set up the environment';
+$string['installinfo'] = 'Read {$a} for installation and tests execution info';
+$string['moreinfoin'] = 'More info in {$a}';
+$string['newstepsinfo'] = 'Read {$a} for info about how to add new steps definitions';
+$string['newtestsinfo'] = 'Read {$a} for info about how to write new tests';
+$string['nostepsdefinitions'] = 'There aren\'t steps definitions matching this filters';
+$string['pluginname'] = 'Acceptance testing';
+$string['stepsdefinitionscomponent'] = 'Area';
+$string['stepsdefinitionscontains'] = 'Contains';
+$string['stepsdefinitionsfilters'] = 'Steps definitions';
+$string['stepsdefinitionstype'] = 'Type';
+$string['theninfo'] = 'Then. Checkings to ensure the outcomes are the expected ones';
+$string['viewsteps'] = 'Filter';
+$string['wheninfo'] = 'When. Actions that provokes an event';
+$string['wrongbehatsetup'] = 'Something is wrong with the setup, ensure you ran the composer installer and vendor/bin/behat file has execution permissions';

admin/tool/behat/locallib.php

@@ -0,0 +1,84 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Behat commands
+ *
+ * @package    tool_behat
+ * @copyright  2012 David Monllaó
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+global $CFG;
+require_once($CFG->libdir . '/behat/classes/behat_command.php');
+require_once($CFG->libdir . '/behat/classes/behat_config_manager.php');
+require_once($CFG->dirroot . '/' . $CFG->admin . '/tool/behat/steps_definitions_form.php');
+
+/**
+ * Behat commands manager
+ *
+ * @package    tool_behat
+ * @copyright  2012 David Monllaó
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class tool_behat {
+
+    /**
+     * Lists the available steps definitions
+     *
+     * @param string $type
+     * @param string $component
+     * @param string $filter
+     * @return string
+     */
+    public static function stepsdefinitions($type, $component, $filter) {
+
+        // We don't require the test environment to be enabled to list the steps definitions
+        // so test writers can more easily set up the environment.
+        behat_command::check_behat_setup();
+
+        // The loaded steps depends on the component specified.
+        behat_config_manager::update_config_file($component, false);
+
+        // The Moodle\BehatExtension\HelpPrinter\MoodleDefinitionsPrinter will parse this search format.
+        if ($type) {
+            $filter .= '&&' . $type;
+        }
+
+        if ($filter) {
+            $filteroption = ' -d "' . $filter . '"';
+        } else {
+            $filteroption = ' -di';
+        }
+
+        // Get steps definitions from Behat.
+        $options = ' --config="'.behat_config_manager::get_steps_list_config_filepath(). '" '.$filteroption;
+        list($steps, $code) = behat_command::run($options);
+
+        if ($steps) {
+            $stepshtml = implode('', $steps);
+        }
+
+        if (empty($stepshtml)) {
+            $stepshtml = get_string('nostepsdefinitions', 'tool_behat');
+        }
+
+        return $stepshtml;
+    }
+
+}

admin/tool/behat/renderer.php

@@ -0,0 +1,92 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Behat tool renderer
+ *
+ * @package    tool_behat
+ * @copyright  2012 David Monllaó
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+global $CFG;
+require_once($CFG->libdir . '/behat/classes/behat_command.php');
+
+/**
+ * Renderer for behat tool web features
+ *
+ * @package    tool_behat
+ * @copyright  2012 David Monllaó
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class tool_behat_renderer extends plugin_renderer_base {
+
+    /**
+     * Renders the list of available steps according to the submitted filters
+     *
+     * @param string     $stepsdefinitions HTML from behat with the available steps
+     * @param moodleform $form
+     * @return string HTML code
+     */
+    public function render_stepsdefinitions($stepsdefinitions, $form) {
+
+        $title = get_string('pluginname', 'tool_behat');
+
+        // Header.
+        $html = $this->output->header();
+        $html .= $this->output->heading($title);
+
+        // Info.
+        $installurl = behat_command::DOCS_URL . '#Installation';
+        $installlink = html_writer::tag('a', $installurl, array('href' => $installurl, 'target' => '_blank'));
+        $writetestsurl = behat_command::DOCS_URL . '#Writting_features';
+        $writetestslink = html_writer::tag('a', $writetestsurl, array('href' => $writetestsurl, 'target' => '_blank'));
+        $writestepsurl = behat_command::DOCS_URL . '#Adding_steps_definitions';
+        $writestepslink = html_writer::tag('a', $writestepsurl, array('href' => $writestepsurl, 'target' => '_blank'));
+        $infos = array(
+            get_string('installinfo', 'tool_behat', $installlink),
+            get_string('newtestsinfo', 'tool_behat', $writetestslink),
+            get_string('newstepsinfo', 'tool_behat', $writestepslink)
+        );
+
+        // List of steps
+        $html .= $this->output->box_start();
+        $html .= html_writer::tag('h1', 'Info');
+        $html .= html_writer::empty_tag('div');
+        $html .= html_writer::empty_tag('ul');
+        $html .= html_writer::empty_tag('li');
+        $html .= implode(html_writer::end_tag('li') . html_writer::empty_tag('li'), $infos);
+        $html .= html_writer::end_tag('li');
+        $html .= html_writer::end_tag('ul');
+        $html .= html_writer::end_tag('div');
+        $html .= $this->output->box_end();
+
+        // Form.
+        ob_start();
+        $form->display();
+        $html .= ob_get_contents();
+        ob_end_clean();
+
+        // Steps definitions.
+        $html .= html_writer::tag('div', $stepsdefinitions, array('class' => 'steps-definitions'));
+
+        $html .= $this->output->footer();
+
+        return $html;
+    }
+}

admin/tool/behat/settings.php

@@ -0,0 +1,31 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Adds behat tests link in admin tree
+ *
+ * @package    tool_behat
+ * @copyright  2012 David Monllaó
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+
+defined('MOODLE_INTERNAL') || die();
+
+if ($hassiteconfig) {
+    $url = $CFG->wwwroot . '/' . $CFG->admin . '/tool/behat/index.php';
+    $ADMIN->add('development', new admin_externalpage('toolbehat', get_string('pluginname', 'tool_behat'), $url));
+}

admin/tool/behat/steps_definitions_form.php

@@ -0,0 +1,67 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Steps definitions form
+ *
+ * @package    tool_behat
+ * @copyright  2012 David Monllaó
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+require_once($CFG->libdir.'/formslib.php');
+
+/**
+ * Form to display the available steps definitions
+ *
+ * @package    tool_behat
+ * @copyright  2012 David Monllaó
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class steps_definitions_form extends moodleform {
+
+    /**
+     * Form definition
+     * @return void
+     */
+    public function definition() {
+
+        $mform = $this->_form;
+
+        $mform->addElement('header', 'filters', get_string('stepsdefinitionsfilters', 'tool_behat'));
+
+        $types = array(
+            '' => get_string('allavailablesteps', 'tool_behat'),
+            'given' => get_string('giveninfo', 'tool_behat'),
+            'when' => get_string('wheninfo', 'tool_behat'),
+            'then' => get_string('theninfo', 'tool_behat')
+        );
+        $mform->addElement('select', 'type', get_string('stepsdefinitionstype', 'tool_behat'), $types);
+
+        $mform->addElement(
+            'select',
+            'component',
+            get_string('stepsdefinitionscomponent', 'tool_behat'),
+            $this->_customdata['components']
+        );
+
+        $mform->addElement('text', 'filter', get_string('stepsdefinitionscontains', 'tool_behat'));
+
+        $mform->addElement('submit', 'submit', get_string('viewsteps', 'tool_behat'));
+    }
+}

admin/tool/behat/styles.css

@@ -0,0 +1,5 @@
+.steps-definitions{border-style:solid;border-width:1px;border-color:#BBB;padding:5px;margin:auto;width:50%;}
+.steps-definitions .step{margin: 10px 0px 10px 0px;}
+.steps-definitions .stepdescription{color:#bf8c12;}
+.steps-definitions .steptype{color:#1467a6;margin-right: 5px;}
+.steps-definitions .stepregex{color:#060;}

admin/tool/behat/tests/tool_behat_test.php

@@ -0,0 +1,175 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Unit tests for admin/tool/behat.
+ *
+ * @package   tool_behat
+ * @copyright  2012 David Monllaó
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+global $CFG;
+require_once($CFG->dirroot . '/' . $CFG->admin .'/tool/behat/locallib.php');
+require_once($CFG->libdir . '/behat/classes/util.php');
+require_once($CFG->libdir . '/behat/classes/behat_config_manager.php');
+
+/**
+ * Allows access to internal methods without exposing them.
+ *
+ * @package    tool_behat
+ * @copyright  2012 David Monllaó
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class testable_behat_config_manager extends behat_config_manager {
+
+    /**
+     * Allow access to protected method
+     * @see parent::merge_config()
+     * @param mixed $config
+     * @param mixed $localconfig
+     * @return mixed
+     */
+    public static function merge_config($config, $localconfig) {
+        return parent::merge_config($config, $localconfig);
+    }
+
+    /**
+     * Allow access to protected method
+     * @see parent::get_config_file_contents()
+     * @param string $prefix
+     * @param array $features
+     * @param array $stepsdefinitions
+     * @return string
+     */
+    public static function get_config_file_contents($features, $stepsdefinitions) {
+        return parent::get_config_file_contents($features, $stepsdefinitions);
+    }
+}
+
+/**
+ * Tool behat tests.
+ *
+ * @package    tool_behat
+ * @copyright  2012 David Monllaó
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class tool_behat_testcase extends advanced_testcase {
+
+    /**
+     * behat_config_manager tests.
+     */
+    public function test_merge_configs() {
+
+        // Simple default config.
+        $array1 = array(
+            'the' => 'same',
+            'simple' => 'value',
+            'array' => array(
+                'one' => 'arrayvalue1',
+                'two' => 'arrayvalue2'
+            )
+        );
+
+        // Simple override.
+        $array2 = array(
+            'simple' => 'OVERRIDDEN1',
+            'array' => array(
+                'one' => 'OVERRIDDEN2'
+            ),
+            'newprofile' => array(
+                'anotherlevel' => array(
+                    'andanotherone' => array(
+                        'list1',
+                        'list2'
+                    )
+                )
+            )
+        );
+
+        $array = testable_behat_config_manager::merge_config($array1, $array2);
+
+        // Overriddes are applied.
+        $this->assertEquals('OVERRIDDEN1', $array['simple']);
+        $this->assertEquals('OVERRIDDEN2', $array['array']['one']);
+
+        // Other values are respected.
+        $this->assertNotEmpty($array['array']['two']);
+
+        // Completely new nodes are added.
+        $this->assertNotEmpty($array['newprofile']);
+        $this->assertNotEmpty($array['newprofile']['anotherlevel']['andanotherone']);
+        $this->assertEquals('list1', $array['newprofile']['anotherlevel']['andanotherone'][0]);
+        $this->assertEquals('list2', $array['newprofile']['anotherlevel']['andanotherone'][1]);
+
+        // Complex override changing vectors to scalars and scalars to vectors.
+        $array2 = array(
+            'simple' => array(
+                'simple' => 'should',
+                'be' => 'overridden',
+                'by' => 'this-array'
+            ),
+            'array' => 'one'
+        );
+
+        $array = testable_behat_config_manager::merge_config($array1, $array2);
+
+        // Overrides applied.
+        $this->assertNotEmpty($array['simple']);
+        $this->assertNotEmpty($array['array']);
+        $this->assertTrue(is_array($array['simple']));
+        $this->assertFalse(is_array($array['array']));
+
+        // Other values are maintained.
+        $this->assertEquals('same', $array['the']);
+    }
+
+    /**
+     * behat_config_manager tests.
+     */
+    public function test_config_file_contents() {
+        global $CFG;
+
+        // To avoid user value at config.php level.
+        unset($CFG->behat_config);
+
+        // List.
+        $features = array(
+            'feature1',
+            'feature2',
+            'feature3'
+        );
+
+        // Associative array.
+        $stepsdefinitions = array(
+            'micarro' => '/me/lo/robaron',
+            'anoche' => '/cuando/yo/dormia'
+        );
+
+        $contents = testable_behat_config_manager::get_config_file_contents($features, $stepsdefinitions);
+
+        $this->assertContains('features: ' . $CFG->dirroot . '/lib/behat/features', $contents);
+        $this->assertContains('micarro: /me/lo/robaron', $contents);
+        $this->assertContains('base_url: \'' . $CFG->behat_wwwroot . '\'', $contents);
+        $this->assertContains('class: behat_init_context', $contents);
+        $this->assertContains('- feature1', $contents);
+        $this->assertContains('- feature3', $contents);
+    }
+
+}
+

admin/tool/behat/version.php

@@ -0,0 +1,29 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * tool_behat version info
+ *
+ * @package    tool_behat
+ * @copyright  2012 David Monllaó
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+$plugin->version   = 2012120700;
+$plugin->requires  = 2012120300; // Requires Moodle 2.5.
+$plugin->component = 'tool_behat';