public function testResponseProcessingExitTest()
{
$outcomeProcessing = $this->createComponentFromXml('
<outcomeProcessing>
<exitTest/>
</outcomeProcessing>
');
$engine = new OutcomeProcessingEngine($outcomeProcessing);
try {
$engine->process();
// An exception must be raised because of the Test termination.
// In other words, the following code must be not reachable.
$this->assertTrue(false);
} catch (ProcessingException $e) {
$this->assertInstanceOf('qtism\\runtime\\rules\\RuleProcessingException', $e);
$this->assertEquals(RuleProcessingException::EXIT_TEST, $e->getCode());
}
}
/**
* Apply outcome processing at test-level.
*
* @throws AssessmentTestSessionException If an error occurs at OutcomeProcessing time or at result submission time.
*/
protected function outcomeProcessing()
{
if ($this->getAssessmentTest()->hasOutcomeProcessing() === true) {
// As per QTI Spec:
// The values of the test's outcome variables are always reset to their defaults prior
// to carrying out the instructions described by the outcomeRules.
$this->resetOutcomeVariables();
$outcomeProcessing = $this->getAssessmentTest()->getOutcomeProcessing();
try {
$outcomeProcessingEngine = new OutcomeProcessingEngine($outcomeProcessing, $this);
$outcomeProcessingEngine->process();
if ($this->getTestResultsSubmission() === TestResultsSubmission::OUTCOME_PROCESSING) {
$this->submitTestResults();
}
} catch (ProcessingException $e) {
$msg = "An error occured while processing OutcomeProcessing.";
throw new AssessmentTestSessionException($msg, AssessmentTestSessionException::OUTCOME_PROCESSING_ERROR, $e);
}
}
}
/**
* QTISM endTestSession method overriding.
*
* It consists of including an additional processing when the test ends,
* in order to send the LtiOutcome
*
* @see http://www.imsglobal.org/lis/ Outcome Management Service
* @throws taoQtiTest_helpers_TestSessionException If the session is already ended or if an error occurs whil transmitting/processing the result.
*/
public function endTestSession()
{
$sessionMemento = $this->getSessionMemento();
parent::endTestSession();
common_Logger::i('Ending test session.');
try {
// Compute the LtiOutcome variable for LTI support.
$this->setVariable(new OutcomeVariable('LtiOutcome', Cardinality::SINGLE, BaseType::FLOAT, new QtiFloat(0.0)));
$outcomeProcessingEngine = new OutcomeProcessingEngine($this->buildLtiOutcomeProcessing(), $this);
$outcomeProcessingEngine->process();
// if numberPresented returned 0, division by 0 -> null.
$testUri = $this->getTest()->getUri();
$var = $this->getVariable('LtiOutcome');
$varIdentifier = $var->getIdentifier();
common_Logger::t("Submitting test result '{$varIdentifier}' related to test '{$testUri}'.");
$this->getResultTransmitter()->transmitTestVariable($var, $this->getSessionId(), $testUri);
$this->unsetVariable('LtiOutcome');
} catch (ProcessingException $e) {
$msg = "An error occured while processing the 'LtiOutcome' outcome variable.";
throw new taoQtiTest_helpers_TestSessionException($msg, taoQtiTest_helpers_TestSessionException::RESULT_SUBMISSION_ERROR, $e);
} catch (taoQtiCommon_helpers_ResultTransmissionException $e) {
$msg = "An error occured during test-level outcome results transmission.";
throw new taoQtiTest_helpers_TestSessionException($msg, taoQtiTest_helpers_TestSessionException::RESULT_SUBMISSION_ERROR, $e);
}
$this->triggerEventChange($sessionMemento);
}
