fixed tests

src/main/java/ch/ethz/seb/sebserver/gbl/model/institution/LmsSetupTestResult.java

@@ -27,7 +27,6 @@ public final class LmsSetupTestResult {
     public static final String ATTR_MISSING_ATTRIBUTE = "missingLMSSetupAttribute";
 
     public enum ErrorType {
-        FEATURE_NOT_AVAILABLE,
         MISSING_ATTRIBUTE,
         TOKEN_REQUEST,
         QUIZ_ACCESS_API_REQUEST,
@@ -119,10 +118,6 @@ public final class LmsSetupTestResult {
         return new LmsSetupTestResult(new Error(ErrorType.QUIZ_RESTRICTION_API_REQUEST, message));
     }
 
-    public static LmsSetupTestResult ofQuizRestrictionNotAvailable() {
-        return new LmsSetupTestResult(new Error(ErrorType.FEATURE_NOT_AVAILABLE, "Restriction Feature Not Available"));
-    }
-
     public final static class Error {
 
         @JsonProperty(ATTR_ERROR_TYPE)

src/main/java/ch/ethz/seb/sebserver/gui/content/ExamForm.java

@@ -36,6 +36,8 @@ import ch.ethz.seb.sebserver.gbl.model.exam.Exam;
 import ch.ethz.seb.sebserver.gbl.model.exam.Exam.ExamStatus;
 import ch.ethz.seb.sebserver.gbl.model.exam.ProctoringSettings;
 import ch.ethz.seb.sebserver.gbl.model.exam.QuizData;
+import ch.ethz.seb.sebserver.gbl.model.institution.LmsSetup;
+import ch.ethz.seb.sebserver.gbl.model.institution.LmsSetup.Features;
 import ch.ethz.seb.sebserver.gbl.model.institution.LmsSetupTestResult;
 import ch.ethz.seb.sebserver.gbl.model.institution.LmsSetupTestResult.ErrorType;
 import ch.ethz.seb.sebserver.gbl.model.user.UserRole;
@@ -464,6 +466,14 @@ public class ExamForm implements TemplateComposer {
     }
 
     private boolean testSEBRestrictionAPI(final Exam exam) {
+        final Result<LmsSetup> lmsSetupCall = this.restService.getBuilder(GetLmsSetup.class)
+                .withURIVariable(API.PARAM_MODEL_ID, String.valueOf(exam.lmsSetupId))
+                .call();
+
+        if (!lmsSetupCall.hasError() && !lmsSetupCall.get().lmsType.features.contains(Features.SEB_RESTRICTION)) {
+            return false;
+        }
+
         // Call the testing endpoint with the specified data to test
         final Result<LmsSetupTestResult> result = this.restService.getBuilder(TestLmsSetup.class)
                 .withURIVariable(API.PARAM_MODEL_ID, String.valueOf(exam.lmsSetupId))
@@ -474,8 +484,7 @@ public class ExamForm implements TemplateComposer {
         }
 
         final LmsSetupTestResult lmsSetupTestResult = result.get();
-        return !lmsSetupTestResult.hasError(ErrorType.QUIZ_RESTRICTION_API_REQUEST)
+        return !lmsSetupTestResult.hasError(ErrorType.QUIZ_RESTRICTION_API_REQUEST);
-                && !lmsSetupTestResult.hasError(ErrorType.FEATURE_NOT_AVAILABLE);
     }
 
     private void showConsistencyChecks(final Collection<APIMessage> result, final Composite parent) {

src/main/java/ch/ethz/seb/sebserver/gui/content/MonitoringExamSearchPopup.java

@@ -69,7 +69,6 @@ public class MonitoringExamSearchPopup {
         final PageActionBuilder actionBuilder = this.pageService
                 .pageActionBuilder(pageContext.clearEntityKeys());
 
-        final EntityTable<ClientConnection> table =
         this.pageService.entityTableBuilder(restService.getRestCall(GetClientConnectionPage.class))
                 .withEmptyMessage(EMPTY_LIST_TEXT_KEY)
                 .withPaging(10)

src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/lms/impl/LmsAPIServiceImpl.java

@@ -120,9 +120,9 @@ public class LmsAPIServiceImpl implements LmsAPIService {
 
         if (template.lmsSetup().getLmsType().features.contains(LmsSetup.Features.SEB_RESTRICTION)) {
             return template.testCourseRestrictionAPI();
-        } else {
-            return LmsSetupTestResult.ofQuizRestrictionNotAvailable();
         }
+
+        return LmsSetupTestResult.ofOkay();
     }
 
     @Override

src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/session/impl/indicator/AbstractClientIndicator.java

@@ -21,6 +21,7 @@ public abstract class AbstractClientIndicator implements ClientIndicator {
     protected Long connectionId;
     protected boolean cachingEnabled;
 
+    protected boolean valueInitializes = false;
     protected double currentValue = Double.NaN;
 
     @Override
@@ -52,12 +53,14 @@ public abstract class AbstractClientIndicator implements ClientIndicator {
 
     public void reset() {
         this.currentValue = Double.NaN;
+        this.valueInitializes = false;
     }
 
     @Override
     public double getValue() {
-        if (Double.isNaN(this.currentValue) || !this.cachingEnabled) {
+        if (!this.valueInitializes || !this.cachingEnabled) {
             this.currentValue = computeValueAt(DateTime.now(DateTimeZone.UTC).getMillis());
+            this.valueInitializes = true;
         }
 
         return this.currentValue;

src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/session/impl/indicator/AbstractLogLevelCountIndicator.java

@@ -61,7 +61,7 @@ public abstract class AbstractLogLevelCountIndicator extends AbstractLogIndicato
             return errors.doubleValue();
         } catch (final Exception e) {
             log.error("Failed to get indicator count from persistent storage: ", e);
-            return 0;
+            return super.currentValue;
         }
     }
 

src/main/java/ch/ethz/seb/sebserver/webservice/servicelayer/session/impl/indicator/AbstractLogNumberIndicator.java

@@ -65,14 +65,14 @@ public abstract class AbstractLogNumberIndicator extends AbstractLogIndicator {
                     .execute();
 
             if (execute == null || execute.isEmpty()) {
-                return 0;
+                return super.currentValue;
             }
 
             final BigDecimal numericValue = execute.get(execute.size() - 1).getNumericValue();
             if (numericValue != null) {
                 return numericValue.doubleValue();
             } else {
-                return 0;
+                return super.currentValue;
             }
         } catch (final Exception e) {
             log.error("Failed to get indicator number from persistent storage: {}", e.getMessage());