protected function unmarshall(DOMElement $element)
{
if (($identifier = static::getDOMElementAttributeAs($element, 'identifier')) !== null) {
if (($navigationMode = static::getDOMElementAttributeAs($element, 'navigationMode')) !== null) {
if (($submissionMode = static::getDOMElementAttributeAs($element, 'submissionMode')) !== null) {
// We do not use the regular DOMElement::getElementsByTagName method
// because it is recursive. We only want the first level elements with
// tagname = 'assessmentSection'.
$assessmentSectionElts = self::getChildElementsByTagName($element, 'assessmentSection');
$assessmentSections = new AssessmentSectionCollection();
foreach ($assessmentSectionElts as $sectElt) {
$marshaller = $this->getMarshallerFactory()->createMarshaller($sectElt);
$assessmentSections[] = $marshaller->unmarshall($sectElt);
}
if (count($assessmentSections) > 0) {
// We can instantiate because all mandatory attributes/elements were found.
$navigationMode = NavigationMode::getConstantByName($navigationMode);
$submissionMode = SubmissionMode::getConstantByName($submissionMode);
$object = new TestPart($identifier, $assessmentSections, $navigationMode, $submissionMode);
// preConditions
$preConditionElts = self::getChildElementsByTagName($element, 'preCondition');
$preConditions = new PreConditionCollection();
foreach ($preConditionElts as $preConditionElt) {
$marshaller = $this->getMarshallerFactory()->createMarshaller($preConditionElt);
$preConditions[] = $marshaller->unmarshall($preConditionElt);
}
$object->setPreConditions($preConditions);
// branchRules
$branchRuleElts = self::getChildElementsByTagName($element, 'branchRule');
$branchRules = new BranchRuleCollection();
foreach ($branchRuleElts as $branchRuleElt) {
$marshaller = $this->getMarshallerFactory()->createMarshaller($branchRuleElt);
$branchRules[] = $marshaller->unmarshall($branchRuleElt);
}
$object->setBranchRules($branchRules);
// itemSessionControl
$itemSessionControlElts = self::getChildElementsByTagName($element, 'itemSessionControl');
if (count($itemSessionControlElts) === 1) {
$marshaller = $this->getMarshallerFactory()->createMarshaller($itemSessionControlElts[0]);
$itemSessionControl = $marshaller->unmarshall($itemSessionControlElts[0]);
$object->setItemSessionControl($itemSessionControl);
}
// timeLimits
$timeLimitsElts = self::getChildElementsByTagName($element, 'timeLimits');
if (count($timeLimitsElts) === 1) {
$marshaller = $this->getMarshallerFactory()->createMarshaller($timeLimitsElts[0]);
$timeLimits = $marshaller->unmarshall($timeLimitsElts[0]);
$object->setTimeLimits($timeLimits);
}
// testFeedbacks
$testFeedbackElts = self::getChildElementsByTagName($element, 'testFeedback');
$testFeedbacks = new TestFeedbackCollection();
foreach ($testFeedbackElts as $testFeedbackElt) {
$marshaller = $this->getMarshallerFactory()->createMarshaller($testFeedbackElt);
$testFeedbacks[] = $marshaller->unmarshall($testFeedbackElt);
}
$object->setTestFeedbacks($testFeedbacks);
return $object;
} else {
$msg = "A testPart element must contain at least one assessmentSection.";
throw new UnmarshallingException($msg, $element);
}
} else {
$msg = "The mandatory attribute 'submissionMode' is missing from element '" . $element->localName . "'.";
throw new UnmarshallingException($msg, $element);
}
} else {
$msg = "The mandatory attribute 'navigationMode' is missing from element '" . $element->localName . "'.";
throw new UnmarshallingException($msg, $element);
}
} else {
$msg = "The mandatory attribute 'identifier' is missing from element '" . $element->localName . "'.";
throw new UnmarshallingException($msg, $element);
}
}
public function testRouteTest()
{
$assessmentSections = new AssessmentSectionCollection();
$assessmentSections[] = new AssessmentSection('S1', 'Section 1', true);
$assessmentSections[] = new AssessmentSection('S2', 'Section 2', true);
$q1 = new AssessmentItemRef('Q1', 'Q1.xml');
$q1->setCategories(new IdentifierCollection(array('mathematics', 'expert')));
$q2 = new AssessmentItemRef('Q2', 'Q2.xml');
$q2->setCategories(new IdentifierCollection(array('sciences', 'expert')));
$q3 = new AssessmentItemRef('Q3', 'Q3.xml');
$q3->setCategories(new IdentifierCollection(array('mathematics')));
$q4 = new AssessmentItemRef('Q4', 'Q4.xml');
$sectionPartsS1 = new SectionPartCollection(array($q1, $q2, $q3, $q4));
$assessmentSections['S1']->setSectionParts($sectionPartsS1);
$q5 = new AssessmentItemRef('Q5', 'Q5.xml');
$q6 = new AssessmentItemRef('Q6', 'Q6.xml');
$q6->setCategories(new IdentifierCollection(array('mathematics')));
$sectionPartsS2 = new SectionPartCollection(array($q5, $q6));
$assessmentSections['S2']->setSectionParts($sectionPartsS2);
$testPart = new TestPart('TP1', $assessmentSections);
$testPart->setAssessmentSections($assessmentSections);
$assessmentTest = new AssessmentTest('test', 'A Test', new TestPartCollection(array($testPart)));
$route = new Route();
$route->addRouteItem($sectionPartsS1['Q1'], $assessmentSections['S1'], $testPart, $assessmentTest);
$route->addRouteItem($sectionPartsS1['Q2'], $assessmentSections['S1'], $testPart, $assessmentTest);
$route->addRouteItem($sectionPartsS1['Q3'], $assessmentSections['S1'], $testPart, $assessmentTest);
$route->addRouteItem($sectionPartsS1['Q4'], $assessmentSections['S1'], $testPart, $assessmentTest);
$route->addRouteItem($sectionPartsS2['Q5'], $assessmentSections['S2'], $testPart, $assessmentTest);
$route->addRouteItem($sectionPartsS2['Q6'], $assessmentSections['S2'], $testPart, $assessmentTest);
$this->assertEquals('Q1', $route->getFirstRouteItem()->getAssessmentItemRef()->getIdentifier());
$this->assertEquals('Q6', $route->getLastRouteItem()->getAssessmentItemRef()->getIdentifier());
// Is Q3 in TP1?
$this->assertTrue($route->isInTestPart(2, $testPart));
// What are the RouteItem objects involved in each AssessmentItemRef ?
$involved = $route->getRouteItemsByAssessmentItemRef($sectionPartsS1['Q1']);
$this->assertEquals(1, count($involved));
$this->assertEquals('Q1', $involved[0]->getAssessmentItemRef()->getIdentifier());
$involved = $route->getRouteItemsByAssessmentItemRef($sectionPartsS1['Q2']);
$this->assertEquals(1, count($involved));
$this->assertEquals('Q2', $involved[0]->getAssessmentItemRef()->getIdentifier());
$involved = $route->getRouteItemsByAssessmentItemRef($sectionPartsS1['Q3']);
$this->assertEquals(1, count($involved));
$this->assertEquals('Q3', $involved[0]->getAssessmentItemRef()->getIdentifier());
$involved = $route->getRouteItemsByAssessmentItemRef($sectionPartsS1['Q4']);
$this->assertEquals(1, count($involved));
$this->assertEquals('Q4', $involved[0]->getAssessmentItemRef()->getIdentifier());
$involved = $route->getRouteItemsByAssessmentItemRef($sectionPartsS2['Q5']);
$this->assertEquals(1, count($involved));
$this->assertEquals('Q5', $involved[0]->getAssessmentItemRef()->getIdentifier());
$involved = $route->getRouteItemsByAssessmentItemRef($sectionPartsS2['Q6']);
$this->assertEquals(1, count($involved));
$this->assertEquals('Q6', $involved[0]->getAssessmentItemRef()->getIdentifier());
// What are the RouteItem objects involded in part 'TP1'?
$tp1RouteItems = $route->getRouteItemsByTestPart($testPart);
$this->assertEquals(6, count($tp1RouteItems));
$tp1RouteItems = $route->getRouteItemsByTestPart('TP1');
$this->assertEquals(6, count($tp1RouteItems));
try {
$tp1RouteItems = $route->getRouteItemsByTestPart('TPX');
$this->assertFalse(true);
} catch (OutOfBoundsException $e) {
$this->assertTrue(true);
}
// What are the RouteItems objects involved in section 'S1'?
$s1RouteItems = $route->getRouteItemsByAssessmentSection($assessmentSections['S1']);
$this->assertEquals(4, count($s1RouteItems));
$this->assertEquals('Q1', $s1RouteItems[0]->getAssessmentItemRef()->getIdentifier());
$this->assertEquals('Q2', $s1RouteItems[1]->getAssessmentItemRef()->getIdentifier());
$this->assertEquals('Q3', $s1RouteItems[2]->getAssessmentItemRef()->getIdentifier());
$this->assertEquals('Q4', $s1RouteItems[3]->getAssessmentItemRef()->getIdentifier());
// What are the RouteItems objects involved in section 'S2'?
$s2RouteItems = $route->getRouteItemsByAssessmentSection('S2');
$this->assertEquals(2, count($s2RouteItems));
$this->assertEquals('Q5', $s2RouteItems[0]->getAssessmentItemRef()->getIdentifier());
$this->assertEquals('Q6', $s2RouteItems[1]->getAssessmentItemRef()->getIdentifier());
// What are the RouteItems objects involded in an unknown section :-D ?
// An OutOfBoundsException must be thrown.
try {
$sXRouteItems = $route->getRouteItemsByAssessmentSection(new AssessmentSection('SX', 'Unknown Section', true));
$this->assertTrue(false, 'An exception must be thrown because the AssessmentSection object is not known by the Route.');
} catch (OutOfBoundsException $e) {
$this->assertTrue(true);
}
// Only 1 one occurence of each selected item found?
foreach (array_merge($sectionPartsS1->getArrayCopy(), $sectionPartsS2->getArrayCopy()) as $itemRef) {
$this->assertEquals(1, $route->getOccurenceCount($itemRef));
}
$assessmentItemRefs = $route->getAssessmentItemRefs();
$this->assertEquals(6, count($assessmentItemRefs));
// test to retrieve items by category.
$mathRefs = $route->getAssessmentItemRefsByCategory('mathematics');
$this->assertEquals(3, count($mathRefs));
$sciencesRefs = $route->getAssessmentItemRefsByCategory('sciences');
$this->assertEquals(1, count($sciencesRefs));
$mathAndSciences = $route->getAssessmentItemRefsByCategory(new IdentifierCollection(array('mathematics', 'sciences')));
$this->assertEquals(4, count($mathAndSciences));
$expertRefs = $route->getAssessmentItemRefsByCategory('expert');
$this->assertEquals(2, count($expertRefs));
// test to retrieve items by section.
$section1Refs = $route->getAssessmentItemRefsBySection('S1');
$this->assertEquals(4, count($section1Refs));
$section2Refs = $route->getAssessmentItemRefsBySection('S2');
$this->assertEquals(2, count($section2Refs));
// test to retrieve items by section/category.
$section1Refs = $route->getAssessmentItemRefsSubset('S1');
$this->assertEquals(4, count($section1Refs));
$mathRefs = $route->getAssessmentItemRefsSubset('', new IdentifierCollection(array('mathematics')));
$this->assertEquals(3, count($mathRefs));
$s1MathRefs = $route->getAssessmentItemRefsSubset('S1', new IdentifierCollection(array('mathematics')));
$this->assertEquals(2, count($s1MathRefs));
// go by exclusion.
$exclusionRefs = $route->getAssessmentItemRefsSubset('', null, new IdentifierCollection(array('sciences', 'expert')));
$this->assertEquals(4, count($exclusionRefs));
$this->assertTrue(isset($exclusionRefs['Q3']));
$this->assertTrue(isset($exclusionRefs['Q4']));
$this->assertTrue(isset($exclusionRefs['Q5']));
$this->assertTrue(isset($exclusionRefs['Q6']));
}
