1 files changed, 13 insertions, 0 deletions
diff --git a/common-parameters/src/test/java/org/onap/policy/common/parameters/TestValidation.java b/common-parameters/src/test/java/org/onap/policy/common/parameters/TestValidation.java
index fe750b2c..fb08d325 100644
--- a/common-parameters/src/test/java/org/onap/policy/common/parameters/TestValidation.java
+++ b/common-parameters/src/test/java/org/onap/policy/common/parameters/TestValidation.java
@@ -31,6 +31,7 @@ import java.nio.file.Paths;
 
 import org.junit.Test;
 import org.onap.policy.common.parameters.testclasses.TestParametersL00;
+import org.onap.policy.common.parameters.testclasses.TestParametersL10;
 
 public class TestValidation {
     @Test
@@ -182,4 +183,16 @@ public class TestValidation {
         assertTrue(validationResult.isValid());
         assertEquals(null, validationResult.getResult());
     }
+    
+    @Test
+    public void testValidationEmptySubGroup() throws IOException {
+        TestParametersL10 l10Parameters = new TestParametersL10("l10Parameters");
+
+        l10Parameters.setL10LGenericNested0(null);
+
+        GroupValidationResult validationResult = l10Parameters.validate();
+        assertTrue(validationResult.isValid());
+        
+        assertTrue(validationResult.getResult("", "", true).contains("UNDEFINED"));
+    }
 }