Proyectos de Subversion Moodle

<?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.

//

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// 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.

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// 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 Number of errors grading logic

 *

 * @package    workshopform_numerrors

 * @category   test

 * @copyright  2009 David Mudrak <david.mudrak@gmail.com>

 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

namespace workshopform_numerrors;

use workshop;

use workshop_numerrors_strategy;

defined('MOODLE_INTERNAL') || die();

// Include the code to test

global $CFG;

require_once($CFG->dirroot . '/mod/workshop/locallib.php');

require_once($CFG->dirroot . '/mod/workshop/form/numerrors/lib.php');

/**

 * Unit tests for Number of errors grading lib.php

 */

class lib_test extends \advanced_testcase {

    /** workshop instance emulation */

    protected $workshop;

    /** instance of the strategy logic class being tested */

    protected $strategy;

    /**

     * Setup testing environment

     */

    protected function setUp(): void {

        parent::setUp();

        $this->resetAfterTest();

        $this->setAdminUser();

        $course = $this->getDataGenerator()->create_course();

        $workshop = $this->getDataGenerator()->create_module('workshop', array('strategy' => 'numerrors', 'course' => $course));

        $cm = get_fast_modinfo($course)->instances['workshop'][$workshop->id];

        $this->workshop = new workshop($workshop, $cm, $course);

        $this->strategy = new testable_workshop_numerrors_strategy($this->workshop);

    }

    protected function tearDown(): void {

        $this->workshop = null;

        $this->strategy = null;

        parent::tearDown();

    }

    public function test_calculate_peer_grade_null_grade(): void {

        // fixture set-up

        $this->strategy->dimensions   = array();

        $this->strategy->mappings     = array();

        $grades = array();

        // exercise SUT

        $suggested = $this->strategy->calculate_peer_grade($grades);

        // validate

        $this->assertNull($suggested);

    }

    public function test_calculate_peer_grade_no_error(): void {

        // fixture set-up

        $this->strategy->dimensions      = array();

        $this->strategy->dimensions[108] = (object)array('weight' => '1');

        $this->strategy->dimensions[109] = (object)array('weight' => '1');

        $this->strategy->dimensions[111] = (object)array('weight' => '1');

        $this->strategy->mappings        = array();

        $grades = array();

        $grades[] = (object)array('dimensionid' => 108, 'grade' => '1.00000');

        $grades[] = (object)array('dimensionid' => 111, 'grade' => '1.00000');

        $grades[] = (object)array('dimensionid' => 109, 'grade' => '1.00000');

        // exercise SUT

        $suggested = $this->strategy->calculate_peer_grade($grades);

        // validate

        $this->assertEquals($suggested, 100.00000);

    }

    public function test_calculate_peer_grade_one_error(): void {

        // fixture set-up

        $this->strategy->dimensions      = array();

        $this->strategy->dimensions[108] = (object)array('weight' => '1');

        $this->strategy->dimensions[109] = (object)array('weight' => '1');

        $this->strategy->dimensions[111] = (object)array('weight' => '1');

        $this->strategy->mappings        = array(

            1 => (object)array('grade' => '80.00000'),

            2 => (object)array('grade' => '60.00000'),

        );

        $grades = array();

        $grades[] = (object)array('dimensionid' => 108, 'grade' => '1.00000');

        $grades[] = (object)array('dimensionid' => 111, 'grade' => '0.00000');

        $grades[] = (object)array('dimensionid' => 109, 'grade' => '1.00000');

        // exercise SUT

        $suggested = $this->strategy->calculate_peer_grade($grades);

        // validate

        $this->assertEquals($suggested, 80.00000);

    }

    public function test_calculate_peer_grade_three_errors_same_weight_a(): void {

        // fixture set-up

        $this->strategy->dimensions      = array();

        $this->strategy->dimensions[108] = (object)array('weight' => '1.00000');

        $this->strategy->dimensions[109] = (object)array('weight' => '1.00000');

        $this->strategy->dimensions[111] = (object)array('weight' => '1.00000');

        $this->strategy->mappings        = array(

            1 => (object)array('grade' => '80.00000'),

            2 => (object)array('grade' => '60.00000'),

            3 => (object)array('grade' => '10.00000'),

        );

        $grades = array();

        $grades[] = (object)array('dimensionid' => 108, 'grade' => '0.00000');

        $grades[] = (object)array('dimensionid' => 111, 'grade' => '0.00000');

        $grades[] = (object)array('dimensionid' => 109, 'grade' => '0.00000');

        // exercise SUT

        $suggested = $this->strategy->calculate_peer_grade($grades);

        // validate

        $this->assertEquals($suggested, 10.00000);

    }

    public function test_calculate_peer_grade_three_errors_same_weight_b(): void {

        // fixture set-up

        $this->strategy->dimensions      = array();

        $this->strategy->dimensions[108] = (object)array('weight' => '1.00000');

        $this->strategy->dimensions[109] = (object)array('weight' => '1.00000');

        $this->strategy->dimensions[111] = (object)array('weight' => '1.00000');

        $this->strategy->mappings        = array(

            1 => (object)array('grade' => '80.00000'),

            2 => (object)array('grade' => '60.00000'),

            3 => (object)array('grade' => '0.00000'),

        );

        $grades = array();

        $grades[] = (object)array('dimensionid' => 108, 'grade' => '0.00000');

        $grades[] = (object)array('dimensionid' => 111, 'grade' => '0.00000');

        $grades[] = (object)array('dimensionid' => 109, 'grade' => '0.00000');

        // exercise SUT

        $suggested = $this->strategy->calculate_peer_grade($grades);

        // validate

        $this->assertEquals($suggested, 0.00000);

    }

    public function test_calculate_peer_grade_one_error_weighted(): void {

        // fixture set-up

        $this->strategy->dimensions      = array();

        $this->strategy->dimensions[108] = (object)array('weight' => '1');

        $this->strategy->dimensions[109] = (object)array('weight' => '2');

        $this->strategy->dimensions[111] = (object)array('weight' => '0');

        $this->strategy->mappings        = array(

            1 => (object)array('grade' => '66.00000'),

            2 => (object)array('grade' => '33.00000'),

            3 => (object)array('grade' => '0.00000'),

        );

        $grades = array();

        $grades[] = (object)array('dimensionid' => 108, 'grade' => '1.00000');

        $grades[] = (object)array('dimensionid' => 111, 'grade' => '1.00000');

        $grades[] = (object)array('dimensionid' => 109, 'grade' => '0.00000');

        // exercise SUT

        $suggested = $this->strategy->calculate_peer_grade($grades);

        // validate

        $this->assertEquals($suggested, 33.00000);

    }

    public function test_calculate_peer_grade_zero_weight(): void {

        // fixture set-up

        $this->strategy->dimensions      = array();

        $this->strategy->dimensions[108] = (object)array('weight' => '1');

        $this->strategy->dimensions[109] = (object)array('weight' => '2');

        $this->strategy->dimensions[111] = (object)array('weight' => '0');

        $this->strategy->mappings        = array(

            1 => (object)array('grade' => '66.00000'),

            2 => (object)array('grade' => '33.00000'),

            3 => (object)array('grade' => '0.00000'),

        );

        $grades = array();

        $grades[] = (object)array('dimensionid' => 108, 'grade' => '1.00000');

        $grades[] = (object)array('dimensionid' => 111, 'grade' => '0.00000');

        $grades[] = (object)array('dimensionid' => 109, 'grade' => '1.00000');

        // exercise SUT

        $suggested = $this->strategy->calculate_peer_grade($grades);

        // validate

        $this->assertEquals($suggested, 100.00000);

    }

    public function test_calculate_peer_grade_sum_weight(): void {

        // fixture set-up

        $this->strategy->dimensions      = array();

        $this->strategy->dimensions[108] = (object)array('weight' => '1');

        $this->strategy->dimensions[109] = (object)array('weight' => '2');

        $this->strategy->dimensions[111] = (object)array('weight' => '3');

        $this->strategy->mappings        = array(

            1 => (object)array('grade' => '90.00000'),

            2 => (object)array('grade' => '80.00000'),

            3 => (object)array('grade' => '70.00000'),

            4 => (object)array('grade' => '60.00000'),

            5 => (object)array('grade' => '30.00000'),

            6 => (object)array('grade' => '5.00000'),

            7 => (object)array('grade' => '0.00000'),

        );

        $grades = array();

        $grades[] = (object)array('dimensionid' => 108, 'grade' => '0.00000');

        $grades[] = (object)array('dimensionid' => 111, 'grade' => '0.00000');

        $grades[] = (object)array('dimensionid' => 109, 'grade' => '0.00000');

        // exercise SUT

        $suggested = $this->strategy->calculate_peer_grade($grades);

        // validate

        $this->assertEquals($suggested, 5.00000);

    }

}

/**

 * Test subclass that makes all the protected methods we want to test public

 */

class testable_workshop_numerrors_strategy extends workshop_numerrors_strategy {

    /** allows to set dimensions manually */

    public $dimensions = array();

    /** allow to set mappings manually */

    public $mappings = array();

    /**

     * This is where the calculation of suggested grade for submission is done

     */

    public function calculate_peer_grade(array $grades) {

        return parent::calculate_peer_grade($grades);

    }

}