/**
* Question creation test
* @param
* @return
*/
public function testCreation()
{
global $ilDB;
include_once './Modules/TestQuestionPool/classes/class.assMultipleChoice.php';
$insert_id = ilassMultipleChoiceTest::createSampleQuestion();
$this->assertGreaterThan(0, $insert_id);
if ($insert_id > 0) {
$mc = new assMultipleChoice();
$mc->loadFromDb($insert_id);
$this->assertEquals($mc->getPoints(), 2);
$this->assertEquals($mc->getTitle(), "unit test multiple choice question");
$this->assertEquals($mc->getComment(), "unit test multiple choice question comment");
$this->assertEquals($mc->getAuthor(), "Helmut Schottmüller");
$this->assertEquals($mc->getQuestion(), "<p><strong>unit tests</strong> are...</p>");
$this->assertEquals(count($mc->getAnswers()), 4);
$result = $mc->delete($insert_id);
$this->assertEquals($result, true);
}
}
/**
* Calculate points
*
* This function calculates the points for a given answer.
* Better would be to re-use from T&A here in the future.
* When this code has been written this has not been possible yet.
*
* @param
* @return
*/
static function calculatePoints($a_type, $a_id, $a_choice)
{
global $ilLog;
switch ($a_type) {
case "assSingleChoice":
include_once "./Modules/TestQuestionPool/classes/class.assSingleChoice.php";
$q = new assSingleChoice();
$q->loadFromDb($a_id);
$points = 0;
foreach ($q->getAnswers() as $key => $answer) {
if (isset($a_choice[0]) && $key == $a_choice[0]) {
$points += $answer->getPoints();
}
}
break;
case "assMultipleChoice":
include_once "./Modules/TestQuestionPool/classes/class.assMultipleChoice.php";
$q = new assMultipleChoice();
$q->loadFromDb($a_id);
$points = 0;
foreach ($q->getAnswers() as $key => $answer) {
if (is_array($a_choice) && in_array($key, $a_choice)) {
$points += $answer->getPoints();
} else {
$points += $answer->getPointsUnchecked();
}
}
break;
case "assClozeTest":
include_once "./Modules/TestQuestionPool/classes/class.assClozeTest.php";
$q = new assClozeTest();
$q->loadFromDb($a_id);
$points = 0;
foreach ($q->getGaps() as $id => $gap) {
$choice = $a_choice[$id];
switch ($gap->getType()) {
case CLOZE_TEXT:
$gappoints = 0;
for ($order = 0; $order < $gap->getItemCount(); $order++) {
$answer = $gap->getItem($order);
$gotpoints = $q->getTextgapPoints($answer->getAnswertext(), $choice, $answer->getPoints());
if ($gotpoints > $gappoints) {
$gappoints = $gotpoints;
}
}
$points += $gappoints;
//$ilLog->write("ct: ".$gappoints);
break;
case CLOZE_NUMERIC:
$gappoints = 0;
for ($order = 0; $order < $gap->getItemCount(); $order++) {
$answer = $gap->getItem($order);
$gotpoints = $q->getNumericgapPoints($answer->getAnswertext(), $choice, $answer->getPoints(), $answer->getLowerBound(), $answer->getUpperBound());
if ($gotpoints > $gappoints) {
$gappoints = $gotpoints;
}
}
$points += $gappoints;
//$ilLog->write("cn: ".$gappoints);
break;
case CLOZE_SELECT:
for ($order = 0; $order < $gap->getItemCount(); $order++) {
$answer = $gap->getItem($order);
if ($choice == $answer->getOrder()) {
$answerpoints = $answer->getPoints();
$points += $answerpoints;
//$ilLog->write("cs: ".$answerpoints);
}
}
break;
}
}
break;
case "assMatchingQuestion":
include_once "./Modules/TestQuestionPool/classes/class.assMatchingQuestion.php";
$q = new assMatchingQuestion();
$q->loadFromDb($a_id);
$points = 0;
for ($i = 0; $i < $q->getMatchingPairCount(); $i++) {
$pair = $q->getMatchingPair($i);
if (is_array($a_choice) && in_array($pair->definition->identifier . "-" . $pair->term->identifier, $a_choice)) {
$points += $pair->points;
}
}
break;
case "assOrderingQuestion":
include_once "./Modules/TestQuestionPool/classes/class.assOrderingQuestion.php";
$q = new assOrderingQuestion();
$q->loadFromDb($a_id);
$points = 0;
$cnt = 1;
$right = true;
foreach ($q->getAnswers() as $answer) {
if ($a_choice[$cnt - 1] != $cnt) {
$right = false;
}
$cnt++;
}
if ($right) {
$points = $q->getPoints();
}
break;
case "assImagemapQuestion":
include_once "./Modules/TestQuestionPool/classes/class.assImagemapQuestion.php";
$q = new assImagemapQuestion();
$q->loadFromDb($a_id);
$points = 0;
foreach ($q->getAnswers() as $key => $answer) {
if (is_array($a_choice) && in_array($key, $a_choice)) {
$points += $answer->getPoints();
}
}
break;
}
if ($points < 0) {
$points = 0;
}
return (int) $points;
}
