Add unit tests for models-base

Brings coverage in models-base up over 99%

Issue-ID: POLICY-1095
Change-Id: Ie1c9f3f132715275f44f349a415a8bb34a0115c9
Signed-off-by: liamfallon <liam.fallon@est.tech>

2 files changed, 4 insertions, 1 deletions

diff --git a/models-base/src/main/java/org/onap/policy/models/base/PfConceptContainer.java b/models-base/src/main/java/org/onap/policy/models/base/PfConceptContainer.java
index e197e13a4..65a28cffe 100644
--- a/models-base/src/main/java/org/onap/policy/models/base/PfConceptContainer.java
+++ b/models-base/src/main/java/org/onap/policy/models/base/PfConceptContainer.java
@@ -170,6 +170,9 @@ public class PfConceptContainer<C extends PfConcept, A extends PfNameVersion> ex
                 if (incomingConceptEntry.getValue().getVersion() != null) {
                     conceptKey.setVersion(incomingConceptEntry.getValue().getVersion());
                 }
+                else {
+                    conceptKey.setVersion(PfKey.NULL_KEY_VERSION);
+                }
 
                 // After all that, save the map entry
                 conceptMap.put(conceptKey, jpaConcept);
diff --git a/models-base/src/main/java/org/onap/policy/models/base/PfObjectFilter.java b/models-base/src/main/java/org/onap/policy/models/base/PfObjectFilter.java
index a377c24be..0fca00d39 100644
--- a/models-base/src/main/java/org/onap/policy/models/base/PfObjectFilter.java
+++ b/models-base/src/main/java/org/onap/policy/models/base/PfObjectFilter.java
@@ -59,7 +59,7 @@ public interface PfObjectFilter<T extends Comparable<T>> {
      * @return the filtered list
      */
     public default List<T> latestVersionFilter(final List<T> originalList) {
-        List<T> filteredList = new ArrayList<>();
+        List<T> filteredList = new ArrayList<>(originalList);
         Collections.sort(filteredList);
 
         List<T> filteredOutList = new ArrayList<>();