private static AssessmentItem createAssessmentItem() {
AssessmentItem assessmentItem =
AssessmentItemFactory.createAssessmentItem(QTI21QuestionType.sc, "Single choice");
// define correct answer
Identifier responseDeclarationId = Identifier.assumedLegal("RESPONSE_1");
Identifier correctResponseId = IdentifierGenerator.newAsIdentifier("sc");
ResponseDeclaration responseDeclaration =
createSingleChoiceCorrectResponseDeclaration(
assessmentItem, responseDeclarationId, correctResponseId);
assessmentItem
.getNodeGroups()
.getResponseDeclarationGroup()
.getResponseDeclarations()
.add(responseDeclaration);
// outcomes
appendDefaultOutcomeDeclarations(assessmentItem, 1.0d);
// the single choice interaction
ItemBody itemBody = appendDefaultItemBody(assessmentItem);
ChoiceInteraction choiceInteraction =
appendChoiceInteraction(itemBody, responseDeclarationId, 1, true);
appendSimpleChoice(choiceInteraction, "New answer", correctResponseId);
// response processing
ResponseProcessing responseProcessing =
createResponseProcessing(assessmentItem, responseDeclarationId);
assessmentItem
.getNodeGroups()
.getResponseProcessingGroup()
.setResponseProcessing(responseProcessing);
return assessmentItem;
}
@Test
public void testValidateCorrectObjectLinkToApipProducesNoErrors() {
final ContentLinkInfo cli = new ContentLinkInfo(accessElement);
cli.setObjectLink(new ObjectLink(null));
cli.setApipLinkIdentifierRef(Identifier.parseString("hello"));
cli.validate(context);
assertNoNotificationsRecorded();
}
/**
* Gets (first) templateDeclaration with given identifier, or null if no such variable is defined.
*
* @param identifier given identifier
* @return templateDeclaration with given identifier or null
*/
public TemplateDeclaration getTemplateDeclaration(final Identifier identifier) {
Assert.notNull(identifier);
for (final TemplateDeclaration declaration : getTemplateDeclarations()) {
if (identifier.equals(declaration.getIdentifier())) {
return declaration;
}
}
return null;
}
/**
* Gets (first) explicitly-defined outcomeDeclaration with given identifier, or null if no such
* declaration exists.
*
* <p>NB: Doesn't include the implicitly-defined {@link
* QtiConstants#VARIABLE_COMPLETION_STATUS_NAME} variable
*
* @param identifier given identifier
* @return outcomeDeclaration with given identifier or null
* @see #getCompletionStatusOutcomeDeclaration()
*/
@Override
public OutcomeDeclaration getOutcomeDeclaration(final Identifier identifier) {
Assert.notNull(identifier);
for (final OutcomeDeclaration declaration : getOutcomeDeclarations()) {
if (identifier.equals(declaration.getIdentifier())) {
return declaration;
}
}
return null;
}
@Test
public void testValidateCorrectObjectLinkToQtiProducesNoErrors() {
final String targetId = "hello";
paragraph.setId(Identifier.parseString(targetId));
final ContentLinkInfo cli = new ContentLinkInfo(accessElement);
cli.setObjectLink(new ObjectLink(null));
cli.setQtiLinkIdentifierRef(targetId);
cli.validate(context);
assertNoNotificationsRecorded();
}
@Test
public void testValidateHavingBothIdRefsProducesError() {
final String targetId = "hello";
paragraph.setId(Identifier.parseString(targetId));
final ContentLinkInfo cli = new ContentLinkInfo(accessElement);
cli.setObjectLink(new ObjectLink(cli));
cli.setQtiLinkIdentifierRef(targetId);
cli.setApipLinkIdentifierRef(Identifier.parseString("helloAgain"));
cli.validate(context);
Assert.assertEquals(1, recorder.getNotifications().size());
Assert.assertEquals(
NotificationLevel.ERROR, recorder.getNotifications().get(0).getNotificationLevel());
Assert.assertEquals(
NotificationType.MODEL_VALIDATION,
recorder.getNotifications().get(0).getNotificationType());
Assert.assertEquals(
"contentLinkInfo must only have either qtiLinkIdentifierRef or apipLinkIdentifierRef specified, but not both.",
recorder.getNotifications().get(0).getMessage());
}
@Test
public void testValidateMissingObjectLinkAndTextLinkProducesError() {
final ContentLinkInfo cli = new ContentLinkInfo(accessElement);
cli.setApipLinkIdentifierRef(Identifier.parseString("hello"));
cli.validate(context);
Assert.assertEquals(1, recorder.getNotifications().size());
Assert.assertEquals(
NotificationLevel.ERROR, recorder.getNotifications().get(0).getNotificationLevel());
Assert.assertEquals(
NotificationType.MODEL_VALIDATION,
recorder.getNotifications().get(0).getNotificationType());
Assert.assertEquals(
"Not enough children: objectLinkOrTextLink. Expected at least: 1, but found: 0",
recorder.getNotifications().get(0).getMessage());
}
@Test
public void testValidateQtiReferencesNoMatchingIdElementProducesError() {
paragraph.setId(Identifier.parseString("wrongId"));
final ContentLinkInfo cli = new ContentLinkInfo(accessElement);
cli.setObjectLink(new ObjectLink(cli));
cli.setQtiLinkIdentifierRef("targetId");
cli.validate(context);
Assert.assertEquals(1, recorder.getNotifications().size());
Assert.assertEquals(
NotificationLevel.ERROR, recorder.getNotifications().get(0).getNotificationLevel());
Assert.assertEquals(
NotificationType.MODEL_VALIDATION,
recorder.getNotifications().get(0).getNotificationType());
Assert.assertEquals(
"contentLinkInfo with qtiLinkIdentifierRef of 'targetId' does not point to an extant Qti content element.",
recorder.getNotifications().get(0).getMessage());
}
@Override
public boolean isCorrect(Choice choice) {
return correctAnswer != null && correctAnswer.equals(choice.getIdentifier());
}