fixed feature proposal test

Author: tamu-sad-iii

src/test/java/edu/tamu/app/model/FeatureProposalTest.java

@@ -3,6 +3,8 @@
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertNotEquals;
 
+import java.util.ArrayList;
+
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
@@ -112,8 +114,13 @@ public void testVote() throws UserNotFoundException {
     public void testVoteDuplicate() throws UserNotFoundException {
         FeatureProposal newFeatureProposal = featureProposalRepo.create(new FeatureProposal(TEST_ALTERNATIVE_FEATURE_PROPOSAL_TITLE, TEST_ALTERNATIVE_FEATURE_PROPOSAL_DESCRIPTION, testUser, service2), TEST_CREDENTIALS);
         User testVoter = userRepo.create(TEST_VOTER_CREDENTIALS.getUin(), TEST_VOTER_CREDENTIALS.getEmail(), TEST_VOTER_CREDENTIALS.getFirstName(), TEST_VOTER_CREDENTIALS.getLastName(), Role.valueOf(TEST_VOTER_CREDENTIALS.getRole()));
-        newFeatureProposal.addVoter(testVoter);
-        newFeatureProposal.addVoter(testVoter);
+        newFeatureProposal.setVoters(new ArrayList<User>() {
+            private static final long serialVersionUID = -7900927790649066585L;
+            {
+                add(testVoter);
+                add(testVoter);
+            }
+        });
         newFeatureProposal = featureProposalRepo.save(newFeatureProposal);
     }