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MDL-71439 core_grades: add new method 'get_formatted_grade_for_user'

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This commit is contained in:
Mark Nelson
2021-10-27 12:20:34 +08:00
parent d46acf02fa
commit a93e25a05f
2 changed files with 296 additions and 0 deletions
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grade/classes/component_gradeitem.php
+42
View File
@@ -389,6 +389,48 @@ abstract class component_gradeitem {
*/
abstract public function get_grade_for_user(stdClass $gradeduser, stdClass $grader): ?stdClass;
/**
* Returns the grade that should be displayed to the user.
*
* The grade does not necessarily return a float value, this method takes grade settings into considering so
* the correct value be shown, eg. a float vs a letter.
*
* @param stdClass $gradeduser
* @param stdClass $grader
* @return stdClass|null
*/
public function get_formatted_grade_for_user(stdClass $gradeduser, stdClass $grader): ?stdClass {
global $DB;
if ($grade = $this->get_grade_for_user($gradeduser, $grader)) {
$gradeitem = $this->get_grade_item();
if (!$this->is_using_scale()) {
$grade->usergrade = grade_format_gradevalue($grade->grade, $gradeitem);
$grade->maxgrade = format_float($gradeitem->grademax, $gradeitem->get_decimals());
// If displaying the raw grade, also display the total value.
if ($gradeitem->get_displaytype() == GRADE_DISPLAY_TYPE_REAL) {
$grade->usergrade .= ' / ' . $grade->maxgrade;
}
} else {
$grade->usergrade = '-';
if ($scale = $DB->get_record('scale', ['id' => $gradeitem->scaleid])) {
$options = make_menu_from_list($scale->scale);
$gradeint = (int) $grade->grade;
if (isset($options[$gradeint])) {
$grade->usergrade = $options[$gradeint];
}
}
$grade->maxgrade = format_float($gradeitem->grademax, $gradeitem->get_decimals());
}
return $grade;
}
return null;
}
/**
* Get the grade status for the specified user.
* If the user has a grade as defined by the implementor return true else return false.
grade/tests/component_gradeitem_test.php
+254
View File
@@ -0,0 +1,254 @@
<?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 the class component_gradeitem.
*
* @package core_grades
* @category test
* @copyright 2021 Mark Nelson <[email protected]>
* @license http://www.gnu.org/copyleft/gpl.html GNU Public License
*/
namespace core_grades;
use advanced_testcase;
use mod_forum\local\container;
use mod_forum\local\entities\forum as forum_entity;
defined('MOODLE_INTERNAL') || die();
/**
* Unit tests for the class component_gradeitem.
*
* @package core_grades
* @category test
* @copyright 2021 Mark Nelson <[email protected]>
* @license http://www.gnu.org/copyleft/gpl.html GNU Public License
*/
class component_gradeitem_test extends advanced_testcase {
/**
* Test get_formatted_grade_for_user with points.
*/
public function test_get_formatted_grade_for_user_with_points() {
$grade = $this->initialise_test_and_get_grade_item(5, 4);
$this->assertEquals(4, $grade->grade);
$this->assertEquals('4.00 / 5.00', $grade->usergrade);
$this->assertEquals(5, $grade->maxgrade);
}
/**
* Test get_formatted_grade_for_user with letters.
*/
public function test_get_formatted_grade_for_user_with_letters() {
$grade = $this->initialise_test_and_get_grade_item(5, 4, GRADE_DISPLAY_TYPE_LETTER);
$this->assertEquals(4, $grade->grade);
$this->assertEquals('B-', $grade->usergrade);
$this->assertEquals(5, $grade->maxgrade);
}
/**
* Test get_formatted_grade_for_user with percentage.
*/
public function test_get_formatted_grade_for_user_with_percentage() {
$grade = $this->initialise_test_and_get_grade_item(5, 4, GRADE_DISPLAY_TYPE_PERCENTAGE);
$this->assertEquals(4, $grade->grade);
$this->assertEquals('80.00 %', $grade->usergrade);
$this->assertEquals(5, $grade->maxgrade);
}
/**
* Test get_formatted_grade_for_user with points and letter.
*/
public function test_get_formatted_grade_for_user_with_points_letter() {
$grade = $this->initialise_test_and_get_grade_item(5, 4, GRADE_DISPLAY_TYPE_REAL_LETTER);
$this->assertEquals(4, $grade->grade);
$this->assertEquals('4.00 (B-)', $grade->usergrade);
$this->assertEquals(5, $grade->maxgrade);
}
/**
* Test get_formatted_grade_for_user with scales.
*/
public function test_get_formatted_grade_for_user_with_scales() {
$grade = $this->initialise_test_and_get_grade_item(-2, 2);
$this->assertEquals(2, $grade->grade);
$this->assertEquals('Competent', $grade->usergrade);
$this->assertEquals(2, $grade->maxgrade);
}
/**
* Test get_formatted_grade_for_user with rubric.
*/
public function test_get_formatted_grade_for_user_with_rubric() {
$this->resetAfterTest();
$generator = \testing_util::get_data_generator();
$rubricgenerator = $generator->get_plugin_generator('gradingform_rubric');
$forum = $this->get_forum_instance();
$course = $forum->get_course_record();
$teacher = $this->getDataGenerator()->create_and_enrol($course, 'teacher');
$student = $this->getDataGenerator()->create_and_enrol($course);
$this->setUser($teacher);
$controller = $rubricgenerator->get_test_rubric($forum->get_context(), 'forum', 'forum');
// In the situation of mod_forum this would be the id from forum_grades.
$itemid = 1;
$instance = $controller->create_instance($student->id, $itemid);
$spellingscore = 1;
$spellingremark = 'Too many mistakes. Please try again.';
$picturescore = 2;
$pictureremark = 'Great number of pictures. Well done.';
$submissiondata = $rubricgenerator->get_test_form_data(
$controller,
(int) $student->id,
$spellingscore,
$spellingremark,
$picturescore,
$pictureremark
);
$gradeitem = component_gradeitem::instance('mod_forum', $forum->get_context(), 'forum');
$gradeitem->store_grade_from_formdata($student, $teacher, (object) [
'instanceid' => $instance->get_id(),
'advancedgrading' => $submissiondata,
]);
$this->setUser($student);
$result = $gradeitem->get_formatted_grade_for_user($student, $teacher);
$this->assertEquals(75, $result->grade);
$this->assertEquals('75.00 / 100.00', $result->usergrade);
$this->assertEquals(100, $result->maxgrade);
}
/**
* Test get_formatted_grade_for_user with a marking guide.
*/
public function test_get_formatted_grade_for_user_with_marking_guide() {
$this->resetAfterTest();
$generator = \testing_util::get_data_generator();
$guidegenerator = $generator->get_plugin_generator('gradingform_guide');
$forum = $this->get_forum_instance();
$course = $forum->get_course_record();
$teacher = $this->getDataGenerator()->create_and_enrol($course, 'teacher');
$student = $this->getDataGenerator()->create_and_enrol($course);
$this->setUser($teacher);
$controller = $guidegenerator->get_test_guide($forum->get_context(), 'forum', 'forum');
// In the situation of mod_forum this would be the id from forum_grades.
$itemid = 1;
$instance = $controller->create_instance($student->id, $itemid);
$spellingscore = 10;
$spellingremark = 'Propper good speling';
$picturescore = 0;
$pictureremark = 'ASCII art is not a picture';
$submissiondata = $guidegenerator->get_test_form_data($controller,
$itemid,
$spellingscore,
$spellingremark,
$picturescore,
$pictureremark
);
$gradeitem = component_gradeitem::instance('mod_forum', $forum->get_context(), 'forum');
$gradeitem->store_grade_from_formdata($student, $teacher, (object) [
'instanceid' => $instance->get_id(),
'advancedgrading' => $submissiondata,
]);
$this->setUser($student);
$result = $gradeitem->get_formatted_grade_for_user($student, $teacher);
$this->assertEquals(25, $result->grade);
$this->assertEquals('25.00 / 100.00', $result->usergrade);
$this->assertEquals(100, $result->maxgrade);
}
/**
* Initialise test and returns the grade item.
*
* @param int $gradeforum The grade_forum value for the forum.
* @param int $gradegiven The grade given by the teacher.
* @param int|null $displaytype The display type of the grade.
* @return \stdClass|null
*/
protected function initialise_test_and_get_grade_item(int $gradeforum, int $gradegiven, int $displaytype = null): \stdClass {
$this->resetAfterTest();
$forum = $this->get_forum_instance([
// Negative numbers mean a scale, positive numbers represent the maximum mark.
'grade_forum' => $gradeforum,
]);
$course = $forum->get_course_record();
$teacher = $this->getDataGenerator()->create_and_enrol($course, 'teacher');
$student = $this->getDataGenerator()->create_and_enrol($course);
$this->setUser($teacher);
// Get the grade item.
$gradeitem = component_gradeitem::instance('mod_forum', $forum->get_context(), 'forum');
// Grade the student.
$gradeitem->store_grade_from_formdata($student, $teacher, (object) ['grade' => $gradegiven]);
// Change the 'Grade display type' if specified.
if ($displaytype) {
grade_set_setting($course->id, 'displaytype', $displaytype);
}
return $gradeitem->get_formatted_grade_for_user($student, $teacher);
}
/**
* Get a forum instance.
*
* @param array $config
* @return forum_entity
*/
protected function get_forum_instance(array $config = []): forum_entity {
$this->resetAfterTest();
$datagenerator = $this->getDataGenerator();
$course = $datagenerator->create_course();
$forum = $datagenerator->create_module('forum', array_merge(['course' => $course->id,
'grade_forum' => 100], $config));
$vaultfactory = container::get_vault_factory();
$vault = $vaultfactory->get_forum_vault();
return $vault->get_from_id((int) $forum->id);
}
}