moodle/lib/grade/tests/grade_category_test.php
2012-04-10 15:27:10 +02:00

646 lines
30 KiB
PHP

<?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/>.
/**
* @package core_grades
* @category phpunit
* @copyright nicolas@moodle.com
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
require_once(__DIR__.'/fixtures/lib.php');
class grade_category_testcase extends grade_base_testcase {
public function test_grade_category() {
$this->sub_test_grade_category_construct();
$this->sub_test_grade_category_build_path();
$this->sub_test_grade_category_fetch();
$this->sub_test_grade_category_fetch_all();
$this->sub_test_grade_category_update();
$this->sub_test_grade_category_delete();
$this->sub_test_grade_category_insert();
$this->sub_test_grade_category_qualifies_for_regrading();
$this->sub_test_grade_category_force_regrading();
$this->sub_test_grade_category_aggregate_grades();
$this->sub_test_grade_category_apply_limit_rules();
$this->sub_test_grade_category_is_aggregationcoef_used();
$this->sub_test_grade_category_fetch_course_tree();
$this->sub_test_grade_category_get_children();
$this->sub_test_grade_category_load_grade_item();
$this->sub_test_grade_category_get_grade_item();
$this->sub_test_grade_category_load_parent_category();
$this->sub_test_grade_category_get_parent_category();
$this->sub_test_grade_category_get_name();
$this->sub_test_grade_category_set_parent();
$this->sub_test_grade_category_get_final();
$this->sub_test_grade_category_get_sortorder();
$this->sub_test_grade_category_set_sortorder();
$this->sub_test_grade_category_is_editable();
$this->sub_test_grade_category_move_after_sortorder();
$this->sub_test_grade_category_is_course_category();
$this->sub_test_grade_category_fetch_course_category();
$this->sub_test_grade_category_is_locked();
$this->sub_test_grade_category_set_locked();
$this->sub_test_grade_category_is_hidden();
$this->sub_test_grade_category_set_hidden();
//this won't work until MDL-11837 is complete
//$this->sub_test_grade_category_generate_grades();
//do this last as adding a second course category messes up the data
$this->sub_test_grade_category_insert_course_category();
}
//adds 3 new grade categories at various depths
protected function sub_test_grade_category_construct() {
$course_category = grade_category::fetch_course_category($this->courseid);
$params = new stdClass();
$params->courseid = $this->courseid;
$params->fullname = 'unittestcategory4';
$grade_category = new grade_category($params, false);
$grade_category->insert();
$this->grade_categories[] = $grade_category;
$this->assertEquals($params->courseid, $grade_category->courseid);
$this->assertEquals($params->fullname, $grade_category->fullname);
$this->assertEquals(2, $grade_category->depth);
$this->assertEquals("/$course_category->id/$grade_category->id/", $grade_category->path);
$parentpath = $grade_category->path;
// Test a child category
$params->parent = $grade_category->id;
$params->fullname = 'unittestcategory5';
$grade_category = new grade_category($params, false);
$grade_category->insert();
$this->grade_categories[] = $grade_category;
$this->assertEquals(3, $grade_category->depth);
$this->assertEquals($parentpath.$grade_category->id."/", $grade_category->path);
$parentpath = $grade_category->path;
// Test a third depth category
$params->parent = $grade_category->id;
$params->fullname = 'unittestcategory6';
$grade_category = new grade_category($params, false);
$grade_category->insert();
$this->grade_categories[50] = $grade_category;//going to delete this one later hence the special index
$this->assertEquals(4, $grade_category->depth);
$this->assertEquals($parentpath.$grade_category->id."/", $grade_category->path);
}
protected function sub_test_grade_category_build_path() {
$grade_category = new grade_category($this->grade_categories[1]);
$this->assertTrue(method_exists($grade_category, 'build_path'));
$path = grade_category::build_path($grade_category);
$this->assertEquals($grade_category->path, $path);
}
protected function sub_test_grade_category_fetch() {
$grade_category = new grade_category();
$this->assertTrue(method_exists($grade_category, 'fetch'));
$grade_category = grade_category::fetch(array('id'=>$this->grade_categories[0]->id));
$this->assertEquals($this->grade_categories[0]->id, $grade_category->id);
$this->assertEquals($this->grade_categories[0]->fullname, $grade_category->fullname);
}
protected function sub_test_grade_category_fetch_all() {
$grade_category = new grade_category();
$this->assertTrue(method_exists($grade_category, 'fetch_all'));
$grade_categories = grade_category::fetch_all(array('courseid'=>$this->courseid));
$this->assertEquals(count($this->grade_categories), count($grade_categories)-1);
}
protected function sub_test_grade_category_update() {
global $DB;
$grade_category = new grade_category($this->grade_categories[0]);
$this->assertTrue(method_exists($grade_category, 'update'));
$grade_category->fullname = 'Updated info for this unittest grade_category';
$grade_category->path = null; // path must be recalculated if missing
$grade_category->depth = null;
$grade_category->aggregation = GRADE_AGGREGATE_MAX; // should force regrading
$grade_item = $grade_category->get_grade_item();
$this->assertEquals(0, $grade_item->needsupdate);
$this->assertTrue($grade_category->update());
$fullname = $DB->get_field('grade_categories', 'fullname', array('id' => $this->grade_categories[0]->id));
$this->assertEquals($grade_category->fullname, $fullname);
$path = $DB->get_field('grade_categories', 'path', array('id' => $this->grade_categories[0]->id));
$this->assertEquals($grade_category->path, $path);
$depth = $DB->get_field('grade_categories', 'depth', array('id' => $this->grade_categories[0]->id));
$this->assertEquals($grade_category->depth, $depth);
$grade_item = $grade_category->get_grade_item();
$this->assertEquals(1, $grade_item->needsupdate);
}
protected function sub_test_grade_category_delete() {
global $DB;
$grade_category = new grade_category($this->grade_categories[50]);
$this->assertTrue(method_exists($grade_category, 'delete'));
$this->assertTrue($grade_category->delete());
$this->assertFalse($DB->get_record('grade_categories', array('id' => $grade_category->id)));
}
protected function sub_test_grade_category_insert() {
$course_category = grade_category::fetch_course_category($this->courseid);
$grade_category = new grade_category();
$this->assertTrue(method_exists($grade_category, 'insert'));
$grade_category->fullname = 'unittestcategory4';
$grade_category->courseid = $this->courseid;
$grade_category->aggregation = GRADE_AGGREGATE_MEAN;
$grade_category->aggregateonlygraded = 1;
$grade_category->keephigh = 100;
$grade_category->droplow = 10;
$grade_category->hidden = 0;
$grade_category->parent = $this->grade_categories[1]->id; //sub_test_grade_category_delete() removed the category at 0
$grade_category->insert();
$this->assertEquals('/'.$course_category->id.'/'.$this->grade_categories[1]->parent.'/'.$this->grade_categories[1]->id.'/'.$grade_category->id.'/', $grade_category->path);
$this->assertEquals(4, $grade_category->depth);
$last_grade_category = end($this->grade_categories);
$this->assertFalse(empty($grade_category->grade_item));
$this->assertEquals($grade_category->id, $grade_category->grade_item->iteminstance);
$this->assertEquals('category', $grade_category->grade_item->itemtype);
$this->assertEquals($grade_category->id, $last_grade_category->id + 1);
$this->assertFalse(empty($grade_category->timecreated));
$this->assertFalse(empty($grade_category->timemodified));
}
protected function sub_test_grade_category_qualifies_for_regrading() {
$grade_category = new grade_category($this->grade_categories[1]);
$this->assertTrue(method_exists($grade_category, 'qualifies_for_regrading'));
$this->assertFalse($grade_category->qualifies_for_regrading());
$grade_category->aggregation = GRADE_AGGREGATE_MAX;
$this->assertTrue($grade_category->qualifies_for_regrading());
$grade_category = new grade_category($this->grade_categories[1]);
$grade_category->droplow = 99;
$this->assertTrue($grade_category->qualifies_for_regrading());
$grade_category = new grade_category($this->grade_categories[1]);
$grade_category->keephigh = 99;
$this->assertTrue($grade_category->qualifies_for_regrading());
}
protected function sub_test_grade_category_force_regrading() {
$grade_category = new grade_category($this->grade_categories[1]);
$this->assertTrue(method_exists($grade_category, 'force_regrading'));
$grade_category->load_grade_item();
$this->assertEquals(0, $grade_category->grade_item->needsupdate);
$grade_category->force_regrading();
$grade_category->grade_item = null;
$grade_category->load_grade_item();
$this->assertEquals(1, $grade_category->grade_item->needsupdate);
}
/**
* Tests the calculation of grades using the various aggregation methods with and without hidden grades
* This will not work entirely until MDL-11837 is done
* @global type $DB
*/
protected function sub_test_grade_category_generate_grades() {
global $DB;
//inserting some special grade items to make testing the final grade calculation easier
$params->courseid = $this->courseid;
$params->fullname = 'unittestgradecalccategory';
$params->aggregation = GRADE_AGGREGATE_MEAN;
$params->aggregateonlygraded = 0;
$grade_category = new grade_category($params, false);
$grade_category->insert();
$this->assertTrue(method_exists($grade_category, 'generate_grades'));
$grade_category->load_grade_item();
$cgi = $grade_category->get_grade_item();
$cgi->grademin = 0;
$cgi->grademax = 20;//3 grade items out of 10 but category is out of 20 to force scaling to occur
$cgi->update();
//3 grade items each with a maximum grade of 10
$grade_items = array();
for ($i=0; $i<3; $i++) {
$grade_items[$i] = new grade_item();
$grade_items[$i]->courseid = $this->courseid;
$grade_items[$i]->categoryid = $grade_category->id;
$grade_items[$i]->itemname = 'manual grade_item '.$i;
$grade_items[$i]->itemtype = 'manual';
$grade_items[$i]->itemnumber = 0;
$grade_items[$i]->needsupdate = false;
$grade_items[$i]->gradetype = GRADE_TYPE_VALUE;
$grade_items[$i]->grademin = 0;
$grade_items[$i]->grademax = 10;
$grade_items[$i]->iteminfo = 'Manual grade item used for unit testing';
$grade_items[$i]->timecreated = time();
$grade_items[$i]->timemodified = time();
//used as the weight by weighted mean and as extra credit by mean with extra credit
//Will be 0, 1 and 2
$grade_items[$i]->aggregationcoef = $i;
$grade_items[$i]->insert();
}
//a grade for each grade item
$grade_grades = array();
for ($i=0; $i<3; $i++) {
$grade_grades[$i] = new grade_grade();
$grade_grades[$i]->itemid = $grade_items[$i]->id;
$grade_grades[$i]->userid = $this->userid;
$grade_grades[$i]->rawgrade = ($i+1)*2;//produce grade grades of 2, 4 and 6
$grade_grades[$i]->finalgrade = ($i+1)*2;
$grade_grades[$i]->timecreated = time();
$grade_grades[$i]->timemodified = time();
$grade_grades[$i]->information = '1 of 2 grade_grades';
$grade_grades[$i]->informationformat = FORMAT_PLAIN;
$grade_grades[$i]->feedback = 'Good, but not good enough..';
$grade_grades[$i]->feedbackformat = FORMAT_PLAIN;
$grade_grades[$i]->insert();
}
//3 grade items with 1 grade_grade each.
//grade grades have the values 2, 4 and 6
//First correct answer is the aggregate with all 3 grades
//Second correct answer is with the first grade (value 2) hidden
$this->helper_test_grade_agg_method($grade_category, $grade_items, $grade_grades, GRADE_AGGREGATE_MEDIAN, 'GRADE_AGGREGATE_MEDIAN', 8, 8);
$this->helper_test_grade_agg_method($grade_category, $grade_items, $grade_grades, GRADE_AGGREGATE_MAX, 'GRADE_AGGREGATE_MAX', 12, 12);
$this->helper_test_grade_agg_method($grade_category, $grade_items, $grade_grades, GRADE_AGGREGATE_MODE, 'GRADE_AGGREGATE_MODE', 12, 12);
//weighted mean. note grade totals are rounded to an int to prevent rounding discrepancies. correct final grade isnt actually exactly 10
//3 items with grades 2, 4 and 6 with weights 0, 1 and 2 and all out of 10. then doubled to be out of 20.
$this->helper_test_grade_agg_method($grade_category, $grade_items, $grade_grades, GRADE_AGGREGATE_WEIGHTED_MEAN, 'GRADE_AGGREGATE_WEIGHTED_MEAN', 10, 10);
//simple weighted mean
//3 items with grades 2, 4 and 6 equally weighted and all out of 10. then doubled to be out of 20.
$this->helper_test_grade_agg_method($grade_category, $grade_items, $grade_grades, GRADE_AGGREGATE_WEIGHTED_MEAN2, 'GRADE_AGGREGATE_WEIGHTED_MEAN2', 8, 10);
//mean of grades with extra credit
//3 items with grades 2, 4 and 6 with extra credit 0, 1 and 2 equally weighted and all out of 10. then doubled to be out of 20.
$this->helper_test_grade_agg_method($grade_category, $grade_items, $grade_grades, GRADE_AGGREGATE_EXTRACREDIT_MEAN, 'GRADE_AGGREGATE_EXTRACREDIT_MEAN', 10, 13);
//aggregation tests the are affected by a hidden grade currently dont work as we dont store the altered grade in the database
//instead an in memory recalculation is done. This should be remedied by MDL-11837
//fails with 1 grade hidden. still reports 8 as being correct
$this->helper_test_grade_agg_method($grade_category, $grade_items, $grade_grades, GRADE_AGGREGATE_MEAN, 'GRADE_AGGREGATE_MEAN', 8, 10);
//fails with 1 grade hidden. still reports 4 as being correct
$this->helper_test_grade_agg_method($grade_category, $grade_items, $grade_grades, GRADE_AGGREGATE_MIN, 'GRADE_AGGREGATE_MIN', 4, 8);
//fails with 1 grade hidden. still reports 12 as being correct
$this->helper_test_grade_agg_method($grade_category, $grade_items, $grade_grades, GRADE_AGGREGATE_SUM, 'GRADE_AGGREGATE_SUM', 12, 10);
}
/**
* Test grade category aggregation using the supplied grade objects and aggregation method
* @param grade_category $grade_category the category to be tested
* @param array $grade_items array of instance of grade_item
* @param array $grade_grades array of instances of grade_grade
* @param int $aggmethod the aggregation method to apply ie GRADE_AGGREGATE_MEAN
* @param string $aggmethodname the name of the aggregation method to apply. Used to display any test failure messages
* @param int $correct1 the correct final grade for the category with NO items hidden
* @param int $correct2 the correct final grade for the category with the grade at $grade_grades[0] hidden
* @return void
*/
protected function helper_test_grade_agg_method($grade_category, $grade_items, $grade_grades, $aggmethod, $aggmethodname, $correct1, $correct2) {
global $DB;
$grade_category->aggregation = $aggmethod;
$grade_category->update();
//check grade_item isnt hidden from a previous test
$grade_items[0]->set_hidden(0, true);
$this->helper_test_grade_aggregation_result($grade_category, $correct1, 'Testing aggregation method('.$aggmethodname.') with no items hidden %s');
//hide the grade item with grade of 2
$grade_items[0]->set_hidden(1, true);
$this->helper_test_grade_aggregation_result($grade_category, $correct2, 'Testing aggregation method('.$aggmethodname.') with 1 item hidden %s');
}
/**
* Verify the value of the category grade item for $this->userid
* @param grade_category $grade_category the category to be tested
* @param int $correctgrade the expected grade
* @param string msg The message that should be displayed if the correct grade is not found
* @return void
*/
protected function helper_test_grade_aggregation_result($grade_category, $correctgrade, $msg) {
global $DB;
$category_grade_item = $grade_category->get_grade_item();
//this creates all the grade_grades we need
grade_regrade_final_grades($this->courseid);
$grade = $DB->get_record('grade_grades', array('itemid'=>$category_grade_item->id, 'userid'=>$this->userid));
$this->assertWithinMargin($grade->rawgrade, $grade->rawgrademin, $grade->rawgrademax);
$this->assertEquals(intval($correctgrade), intval($grade->finalgrade), $msg);
/*
* TODO this doesnt work as the grade_grades created by $grade_category->generate_grades(); dont
* observe the category's max grade
//delete the grade_grades for the category itself and check they get recreated correctly
$DB->delete_records('grade_grades', array('itemid'=>$category_grade_item->id));
$grade_category->generate_grades();
$grade = $DB->get_record('grade_grades', array('itemid'=>$category_grade_item->id, 'userid'=>$this->userid));
$this->assertWithinMargin($grade->rawgrade, $grade->rawgrademin, $grade->rawgrademax);
$this->assertEquals(intval($correctgrade), intval($grade->finalgrade), $msg);
*
*/
}
protected function sub_test_grade_category_aggregate_grades() {
$category = new grade_category($this->grade_categories[0]);
$this->assertTrue(method_exists($category, 'aggregate_grades'));
// tested more fully via test_grade_category_generate_grades()
}
protected function sub_test_grade_category_apply_limit_rules() {
$items[$this->grade_items[0]->id] = new grade_item($this->grade_items[0], false);
$items[$this->grade_items[1]->id] = new grade_item($this->grade_items[1], false);
$items[$this->grade_items[2]->id] = new grade_item($this->grade_items[2], false);
$items[$this->grade_items[4]->id] = new grade_item($this->grade_items[4], false);
$category = new grade_category();
$category->droplow = 2;
$grades = array($this->grade_items[0]->id=>5.374,
$this->grade_items[1]->id=>9.4743,
$this->grade_items[2]->id=>2.5474,
$this->grade_items[4]->id=>7.3754);
$category->apply_limit_rules($grades, $items);
$this->assertEquals(count($grades), 2);
$this->assertEquals($grades[$this->grade_items[1]->id], 9.4743);
$this->assertEquals($grades[$this->grade_items[4]->id], 7.3754);
$category = new grade_category();
$category->keephigh = 1;
$category->droplow = 0;
$grades = array($this->grade_items[0]->id=>5.374,
$this->grade_items[1]->id=>9.4743,
$this->grade_items[2]->id=>2.5474,
$this->grade_items[4]->id=>7.3754);
$category->apply_limit_rules($grades, $items);
$this->assertEquals(count($grades), 1);
$grade = reset($grades);
$this->assertEquals(9.4743, $grade);
$category = new grade_category();
$category->droplow = 2;
$category->aggregation = GRADE_AGGREGATE_SUM;
$items[$this->grade_items[2]->id]->aggregationcoef = 1;
$grades = array($this->grade_items[0]->id=>5.374,
$this->grade_items[1]->id=>9.4743,
$this->grade_items[2]->id=>2.5474,
$this->grade_items[4]->id=>7.3754);
$category->apply_limit_rules($grades, $items);
$this->assertEquals(count($grades), 2);
$this->assertEquals($grades[$this->grade_items[1]->id], 9.4743);
$this->assertEquals($grades[$this->grade_items[2]->id], 2.5474);
$category = new grade_category();
$category->keephigh = 1;
$category->droplow = 0;
$category->aggregation = GRADE_AGGREGATE_SUM;
$items[$this->grade_items[2]->id]->aggregationcoef = 1;
$grades = array($this->grade_items[0]->id=>5.374,
$this->grade_items[1]->id=>9.4743,
$this->grade_items[2]->id=>2.5474,
$this->grade_items[4]->id=>7.3754);
$category->apply_limit_rules($grades, $items);
$this->assertEquals(count($grades), 2);
$this->assertEquals($grades[$this->grade_items[1]->id], 9.4743);
$this->assertEquals($grades[$this->grade_items[2]->id], 2.5474);
}
/**
* TODO implement
*/
protected function sub_test_grade_category_is_aggregationcoef_used() {
}
protected function sub_test_grade_category_fetch_course_tree() {
$category = new grade_category();
$this->assertTrue(method_exists($category, 'fetch_course_tree'));
//TODO: add some tests
}
protected function sub_test_grade_category_get_children() {
$course_category = grade_category::fetch_course_category($this->courseid);
$category = new grade_category($this->grade_categories[0]);
$this->assertTrue(method_exists($category, 'get_children'));
$children_array = $category->get_children(0);
$this->assertTrue(is_array($children_array));
$this->assertFalse(empty($children_array[2]));
$this->assertFalse(empty($children_array[2]['object']));
$this->assertFalse(empty($children_array[2]['children']));
$this->assertEquals($this->grade_categories[1]->id, $children_array[2]['object']->id);
$this->assertEquals($this->grade_categories[2]->id, $children_array[5]['object']->id);
$this->assertEquals($this->grade_items[0]->id, $children_array[2]['children'][3]['object']->id);
$this->assertEquals($this->grade_items[1]->id, $children_array[2]['children'][4]['object']->id);
$this->assertEquals($this->grade_items[2]->id, $children_array[5]['children'][6]['object']->id);
}
protected function sub_test_grade_category_load_grade_item() {
$category = new grade_category($this->grade_categories[0]);
$this->assertTrue(method_exists($category, 'load_grade_item'));
$this->assertEquals(null, $category->grade_item);
$category->load_grade_item();
$this->assertEquals($this->grade_items[3]->id, $category->grade_item->id);
}
protected function sub_test_grade_category_get_grade_item() {
$category = new grade_category($this->grade_categories[0]);
$this->assertTrue(method_exists($category, 'get_grade_item'));
$grade_item = $category->get_grade_item();
$this->assertEquals($this->grade_items[3]->id, $grade_item->id);
}
protected function sub_test_grade_category_load_parent_category() {
$category = new grade_category($this->grade_categories[1]);
$this->assertTrue(method_exists($category, 'load_parent_category'));
$this->assertEquals(null, $category->parent_category);
$category->load_parent_category();
$this->assertEquals($this->grade_categories[0]->id, $category->parent_category->id);
}
protected function sub_test_grade_category_get_parent_category() {
$category = new grade_category($this->grade_categories[1]);
$this->assertTrue(method_exists($category, 'get_parent_category'));
$parent_category = $category->get_parent_category();
$this->assertEquals($this->grade_categories[0]->id, $parent_category->id);
}
protected function sub_test_grade_category_get_name() {
$category = new grade_category($this->grade_categories[0]);
$this->assertTrue(method_exists($category, 'get_name'));
$this->assertEquals($this->grade_categories[0]->fullname, $category->get_name());
}
protected function sub_test_grade_category_set_parent() {
$category = new grade_category($this->grade_categories[1]);
$this->assertTrue(method_exists($category, 'set_parent'));
// TODO: implement detailed tests
$course_category = grade_category::fetch_course_category($this->courseid);
$this->assertTrue($category->set_parent($course_category->id));
$this->assertEquals($course_category->id, $category->parent);
}
protected function sub_test_grade_category_get_final() {
$category = new grade_category($this->grade_categories[0]);
$this->assertTrue(method_exists($category, 'get_final'));
$category->load_grade_item();
$this->assertEquals($category->get_final(), $category->grade_item->get_final());
}
protected function sub_test_grade_category_get_sortorder() {
$category = new grade_category($this->grade_categories[0]);
$this->assertTrue(method_exists($category, 'get_sortorder'));
$category->load_grade_item();
$this->assertEquals($category->get_sortorder(), $category->grade_item->get_sortorder());
}
protected function sub_test_grade_category_set_sortorder() {
$category = new grade_category($this->grade_categories[0]);
$this->assertTrue(method_exists($category, 'set_sortorder'));
$category->load_grade_item();
$this->assertEquals($category->set_sortorder(10), $category->grade_item->set_sortorder(10));
}
protected function sub_test_grade_category_move_after_sortorder() {
$category = new grade_category($this->grade_categories[0]);
$this->assertTrue(method_exists($category, 'move_after_sortorder'));
$category->load_grade_item();
$this->assertEquals($category->move_after_sortorder(10), $category->grade_item->move_after_sortorder(10));
}
protected function sub_test_grade_category_is_course_category() {
$category = grade_category::fetch_course_category($this->courseid);
$this->assertTrue(method_exists($category, 'is_course_category'));
$this->assertTrue($category->is_course_category());
}
protected function sub_test_grade_category_fetch_course_category() {
$category = new grade_category();
$this->assertTrue(method_exists($category, 'fetch_course_category'));
$category = grade_category::fetch_course_category($this->courseid);
$this->assertTrue(empty($category->parent));
}
/**
* TODO implement
*/
protected function sub_test_grade_category_is_editable() {
}
protected function sub_test_grade_category_is_locked() {
$category = new grade_category($this->grade_categories[0]);
$this->assertTrue(method_exists($category, 'is_locked'));
$category->load_grade_item();
$this->assertEquals($category->is_locked(), $category->grade_item->is_locked());
}
protected function sub_test_grade_category_set_locked() {
$category = new grade_category($this->grade_categories[0]);
$this->assertTrue(method_exists($category, 'set_locked'));
//will return false as cannot lock a grade that needs updating
$this->assertFalse($category->set_locked(1));
grade_regrade_final_grades($this->courseid);
//get the category from the db again
$category = new grade_category($this->grade_categories[0]);
$this->assertTrue($category->set_locked(1));
}
protected function sub_test_grade_category_is_hidden() {
$category = new grade_category($this->grade_categories[0]);
$this->assertTrue(method_exists($category, 'is_hidden'));
$category->load_grade_item();
$this->assertEquals($category->is_hidden(), $category->grade_item->is_hidden());
}
protected function sub_test_grade_category_set_hidden() {
$category = new grade_category($this->grade_categories[0]);
$this->assertTrue(method_exists($category, 'set_hidden'));
$category->set_hidden(1);
$category->load_grade_item();
$this->assertEquals(true, $category->grade_item->is_hidden());
}
//beware: adding a duplicate course category messes up the data in a way that's hard to recover from
protected function sub_test_grade_category_insert_course_category() {
$grade_category = new grade_category();
$this->assertTrue(method_exists($grade_category, 'insert_course_category'));
$id = $grade_category->insert_course_category($this->courseid);
$this->assertNotNull($id);
$this->assertEquals('?', $grade_category->fullname);
$this->assertEquals(GRADE_AGGREGATE_WEIGHTED_MEAN2, $grade_category->aggregation);
$this->assertEquals("/$id/", $grade_category->path);
$this->assertEquals(1, $grade_category->depth);
$this->assertNull($grade_category->parent);
}
protected function generate_random_raw_grade($item, $userid) {
$grade = new grade_grade();
$grade->itemid = $item->id;
$grade->userid = $userid;
$grade->grademin = 0;
$grade->grademax = 1;
$valuetype = "grade$item->gradetype";
$grade->rawgrade = rand(0, 1000) / 1000;
$grade->insert();
return $grade->rawgrade;
}
}