MDL-45390 gradebook: Unit tests for grade boundary issue.

This commit is contained in:
Adrian Greeve
2016-05-18 09:08:18 +08:00
parent 33892edf18
commit 70dfd48f53
+209 -1
View File
@@ -28,7 +28,6 @@ defined('MOODLE_INTERNAL') || die();
global $CFG;
require_once($CFG->libdir.'/upgradelib.php');
/**
* Tests various classes and functions in upgradelib.php library.
*/
@@ -576,4 +575,213 @@ class core_upgradelib_testcase extends advanced_testcase {
$this->assertEquals(array(103, 104), array_values($DB->get_fieldset_select('tag_instance', 'tagid',
'itemtype = ? AND itemid = ? ORDER BY tagid', array('course', 3))));
}
/**
* Test that the upgrade script correctly flags courses to be frozen due to letter boundary problems.
*/
public function test_upgrade_course_letter_boundary() {
global $CFG, $DB;
$this->resetAfterTest(true);
// Create a user.
$user = $this->getDataGenerator()->create_user();
// Create some courses.
$courses = array();
$contexts = array();
for ($i = 0; $i < 27; $i++) {
$course = $this->getDataGenerator()->create_course();
$context = context_course::instance($course->id);
if (in_array($i, array(2, 5, 10, 13, 14, 19, 23, 25))) {
// Assign good letter boundaries.
$this->assign_good_letter_boundary($context->id);
}
if (in_array($i, array(3, 6, 11, 15, 20, 24, 26))) {
// Assign bad letter boundaries.
$this->assign_bad_letter_boundary($context->id);
}
if (in_array($i, array(9, 10, 11, 18, 19, 20))) {
grade_set_setting($course->id, 'displaytype', '3');
} else if (in_array($i, array(8, 17))) {
grade_set_setting($course->id, 'displaytype', '2');
}
if ($i >= 7) {
$assignrow = $this->getDataGenerator()->create_module('assign', array('course' => $course->id, 'name' => 'Test!'));
$gi = grade_item::fetch(
array('itemtype' => 'mod',
'itemmodule' => 'assign',
'iteminstance' => $assignrow->id,
'courseid' => $course->id));
if (in_array($i, array(13, 14, 15, 22, 23, 24))) {
grade_item::set_properties($gi, array('display', 3));
$gi->update();
} else if (in_array($i, array(12, 21))) {
grade_item::set_properties($gi, array('display', 2));
$gi->update();
}
$gradegrade = new grade_grade();
$gradegrade->itemid = $gi->id;
$gradegrade->userid = $user->id;
$gradegrade->rawgrade = 55.5563;
$gradegrade->finalgrade = 55.5563;
$gradegrade->rawgrademax = 100;
$gradegrade->rawgrademin = 0;
$gradegrade->timecreated = time();
$gradegrade->timemodified = time();
$gradegrade->insert();
}
$contexts[] = $context;
$courses[] = $course;
}
upgrade_course_letter_boundary();
// No system setting for grade letter boundaries.
// [0] A course with no letter boundaries.
$this->assertTrue(empty($CFG->{'gradebook_calculations_freeze_' . $courses[0]->id}));
// [1] A course with letter boundaries which are default.
$this->assertTrue(empty($CFG->{'gradebook_calculations_freeze_' . $courses[1]->id}));
// [2] A course with letter boundaries which are custom but not affected.
$this->assertTrue(empty($CFG->{'gradebook_calculations_freeze_' . $courses[2]->id}));
// [3] A course with letter boundaries which are custom and will be affected.
$this->assertEquals(20160511, $CFG->{'gradebook_calculations_freeze_' . $courses[3]->id});
// [4] A course with no letter boundaries, but with a grade item with letter boundaries which are default.
$this->assertTrue(empty($CFG->{'gradebook_calculations_freeze_' . $courses[4]->id}));
// [5] A course with no letter boundaries, but with a grade item with letter boundaries which are not default, but not affected.
$this->assertTrue(empty($CFG->{'gradebook_calculations_freeze_' . $courses[5]->id}));
// [6] A course with no letter boundaries, but with a grade item with letter boundaries which are not default which will be affected.
$this->assertEquals(20160511, $CFG->{'gradebook_calculations_freeze_' . $courses[6]->id});
// System setting for grade letter boundaries (default).
set_config('grade_displaytype', '3');
upgrade_course_letter_boundary();
// [7] A course with no grade display settings for the course or grade items.
$this->assertTrue(empty($CFG->{'gradebook_calculations_freeze_' . $courses[7]->id}));
// [8] A course with grade display settings, but for something that isn't letters.
$this->assertTrue(empty($CFG->{'gradebook_calculations_freeze_' . $courses[8]->id}));
// [9] A course with grade display settings of letters which are default.
$this->assertTrue(empty($CFG->{'gradebook_calculations_freeze_' . $courses[9]->id}));
// [10] A course with grade display settings of letters which are not default, but not affected.
$this->assertTrue(empty($CFG->{'gradebook_calculations_freeze_' . $courses[10]->id}));
// [11] A course with grade display settings of letters which are not default, which will be affected.
$this->assertEquals(20160511, $CFG->{'gradebook_calculations_freeze_' . $courses[11]->id});
// [12] A grade item with display settings that are not letters.
$this->assertTrue(empty($CFG->{'gradebook_calculations_freeze_' . $courses[12]->id}));
// [13] A grade item with display settings of letters which are default.
$this->assertTrue(empty($CFG->{'gradebook_calculations_freeze_' . $courses[13]->id}));
// [14] A grade item with display settings of letters which are not default, but not affected.
$this->assertTrue(empty($CFG->{'gradebook_calculations_freeze_' . $courses[14]->id}));
// [15] A grade item with display settings of letters which are not default, which will be affected.
$this->assertEquals(20160511, $CFG->{'gradebook_calculations_freeze_' . $courses[15]->id});
// System setting for grade letter boundaries (custom with problem).
$systemcontext = context_system::instance();
$this->assign_bad_letter_boundary($systemcontext->id);
upgrade_course_letter_boundary();
// [16] A course with no grade display settings for the course or grade items.
$this->assertEquals(20160511, $CFG->{'gradebook_calculations_freeze_' . $courses[16]->id});
// [17] A course with grade display settings, but for something that isn't letters.
$this->assertTrue(empty($CFG->{'gradebook_calculations_freeze_' . $courses[17]->id}));
// [18] A course with grade display settings of letters which are default.
$this->assertEquals(20160511, $CFG->{'gradebook_calculations_freeze_' . $courses[18]->id});
// [19] A course with grade display settings of letters which are not default, but not affected.
$this->assertTrue(empty($CFG->{'gradebook_calculations_freeze_' . $courses[19]->id}));
// [20] A course with grade display settings of letters which are not default, which will be affected.
$this->assertEquals(20160511, $CFG->{'gradebook_calculations_freeze_' . $courses[20]->id});
// [21] A grade item with display settings which are not letters. Grade total will be affected so should be frozen.
$this->assertEquals(20160511, $CFG->{'gradebook_calculations_freeze_' . $courses[21]->id});
// [22] A grade item with display settings of letters which are default.
$this->assertEquals(20160511, $CFG->{'gradebook_calculations_freeze_' . $courses[22]->id});
// [23] A grade item with display settings of letters which are not default, but not affected. Course uses new letter boundary setting.
$this->assertTrue(empty($CFG->{'gradebook_calculations_freeze_' . $courses[23]->id}));
// [24] A grade item with display settings of letters which are not default, which will be affected.
$this->assertEquals(20160511, $CFG->{'gradebook_calculations_freeze_' . $courses[24]->id});
// [25] A course which is using the default grade display setting, but has updated the grade letter boundary (not 57) Should not be frozen.
$this->assertTrue(empty($CFG->{'gradebook_calculations_freeze_' . $courses[25]->id}));
// [26] A course that is using the default display setting (letters) and altered the letter boundary with 57. Should be frozen.
$this->assertEquals(20160516, $CFG->{'gradebook_calculations_freeze_' . $courses[26]->id});
}
/**
* Test upgrade_letter_boundary_needs_freeze function.
*/
public function test_upgrade_letter_boundary_needs_freeze() {
$this->resetAfterTest();
$courses = array();
$contexts = array();
for ($i = 0; $i < 3; $i++) {
$courses[] = $this->getDataGenerator()->create_course();
$contexts[] = context_course::instance($courses[$i]->id);
}
// Course one is not using a letter boundary.
$this->assertFalse(upgrade_letter_boundary_needs_freeze($contexts[0]));
// Let's make course 2 use the bad boundary.
$this->assign_bad_letter_boundary($contexts[1]->id);
$this->assertTrue(upgrade_letter_boundary_needs_freeze($contexts[1]));
// Course 3 has letter boundaries that are fine.
$this->assign_good_letter_boundary($contexts[2]->id);
$this->assertFalse(upgrade_letter_boundary_needs_freeze($contexts[2]));
// Try the system context not using a letter boundary.
$systemcontext = context_system::instance();
$this->assertFalse(upgrade_letter_boundary_needs_freeze($systemcontext));
}
/**
* Assigns letter boundaries with comparison problems.
*
* @param int $contextid Context ID.
*/
private function assign_bad_letter_boundary($contextid) {
global $DB;
$newlettersscale = array(
array('contextid' => $contextid, 'lowerboundary' => 90.00000, 'letter' => 'A'),
array('contextid' => $contextid, 'lowerboundary' => 85.00000, 'letter' => 'A-'),
array('contextid' => $contextid, 'lowerboundary' => 80.00000, 'letter' => 'B+'),
array('contextid' => $contextid, 'lowerboundary' => 75.00000, 'letter' => 'B'),
array('contextid' => $contextid, 'lowerboundary' => 70.00000, 'letter' => 'B-'),
array('contextid' => $contextid, 'lowerboundary' => 65.00000, 'letter' => 'C+'),
array('contextid' => $contextid, 'lowerboundary' => 57.00000, 'letter' => 'C'),
array('contextid' => $contextid, 'lowerboundary' => 50.00000, 'letter' => 'C-'),
array('contextid' => $contextid, 'lowerboundary' => 40.00000, 'letter' => 'D+'),
array('contextid' => $contextid, 'lowerboundary' => 25.00000, 'letter' => 'D'),
array('contextid' => $contextid, 'lowerboundary' => 0.00000, 'letter' => 'F'),
);
foreach ($newlettersscale as $record) {
// There is no API to do this, so we have to manually insert into the database.
$DB->insert_record('grade_letters', $record);
}
}
/**
* Assigns letter boundaries with no comparison problems.
*
* @param int $contextid Context ID.
*/
private function assign_good_letter_boundary($contextid) {
global $DB;
$newlettersscale = array(
array('contextid' => $contextid, 'lowerboundary' => 90.00000, 'letter' => 'A'),
array('contextid' => $contextid, 'lowerboundary' => 85.00000, 'letter' => 'A-'),
array('contextid' => $contextid, 'lowerboundary' => 80.00000, 'letter' => 'B+'),
array('contextid' => $contextid, 'lowerboundary' => 75.00000, 'letter' => 'B'),
array('contextid' => $contextid, 'lowerboundary' => 70.00000, 'letter' => 'B-'),
array('contextid' => $contextid, 'lowerboundary' => 65.00000, 'letter' => 'C+'),
array('contextid' => $contextid, 'lowerboundary' => 54.00000, 'letter' => 'C'),
array('contextid' => $contextid, 'lowerboundary' => 50.00000, 'letter' => 'C-'),
array('contextid' => $contextid, 'lowerboundary' => 40.00000, 'letter' => 'D+'),
array('contextid' => $contextid, 'lowerboundary' => 25.00000, 'letter' => 'D'),
array('contextid' => $contextid, 'lowerboundary' => 0.00000, 'letter' => 'F'),
);
foreach ($newlettersscale as $record) {
// There is no API to do this, so we have to manually insert into the database.
$DB->insert_record('grade_letters', $record);
}
}
}