public function testAssigningScoresAndCorrectResponses()
{
$doc = new XmlDocument();
$doc->load(self::samplesDir() . 'custom/items/template_processing.xml');
$session = new AssessmentItemSession($doc->getDocumentComponent());
$itemSessionControl = new ItemSessionControl();
$itemSessionControl->setMaxAttempts(0);
$session->setItemSessionControl($itemSessionControl);
$session->beginItemSession();
// Check that the templateProcessing was correctly processed.
$this->assertEquals('ChoiceA', $session->getVariable('RESPONSE')->getCorrectResponse()->getValue());
$this->assertEquals(1.0, $session['GOODSCORE']->getValue());
$this->assertEquals(0.0, $session['WRONGSCORE']->getValue());
// Check that it really works...
// With a correct response.
$session->beginAttempt();
$responses = new State(array(new ResponseVariable('RESPONSE', Cardinality::SINGLE, BaseType::IDENTIFIER, new QtiIdentifier('ChoiceA'))));
$session->endAttempt($responses);
$this->assertEquals(1.0, $session['SCORE']->getValue());
// With an incorrect response.
$session->beginAttempt();
$responses = new State(array(new ResponseVariable('RESPONSE', Cardinality::SINGLE, BaseType::IDENTIFIER, new QtiIdentifier('ChoiceB'))));
$session->endAttempt($responses);
$this->assertEquals(0.0, $session['SCORE']->getValue());
}
public function testTemplateVariableDefault()
{
// This test aims at testing whether template variables
// are correctly instantiated as part of the item session and
// they can be used in response processing.
$doc = new XmlDocument('2.1.0');
$doc->load(self::samplesDir() . 'custom/items/template_declaration_default.xml');
$itemSession = new AssessmentItemSession($doc->getDocumentComponent());
$itemSessionControl = new ItemSessionControl();
$itemSessionControl->setMaxAttempts(0);
$itemSession->setItemSessionControl($itemSessionControl);
$itemSession->beginItemSession();
$this->assertTrue($itemSession['WRONGSCORE']->equals(new Float(0.0)));
$this->assertTrue($itemSession['GOODSCORE']->equals(new Float(1.0)));
// 1st attempt to get 'GOODSCORE' as 'SCORE'.
$responses = new State(array(new ResponseVariable('RESPONSE', Cardinality::SINGLE, BaseType::IDENTIFIER, new Identifier('ChoiceA'))));
$itemSession->beginAttempt();
$itemSession->endAttempt($responses);
$this->assertTrue($itemSession['SCORE']->equals($itemSession['GOODSCORE']));
// 2nd attempt to get 'WRONGSCORE' as 'SCORE'.
$responses = new State(array(new ResponseVariable('RESPONSE', Cardinality::SINGLE, BaseType::IDENTIFIER, new Identifier('ChoiceB'))));
$itemSession->beginAttempt();
$itemSession->endAttempt($responses);
$this->assertTrue($itemSession['SCORE']->equals($itemSession['WRONGSCORE']));
}
