Add unit test for EmptyDataUtil

src/main/java/seedu/address/model/util/SampleDataUtil.java

@@ -4,8 +4,8 @@
 import java.util.Set;
 import java.util.stream.Collectors;
 
-import seedu.address.model.CampusConnect;
-import seedu.address.model.ReadOnlyCampusConnect;
+//import seedu.address.model.CampusConnect;
+//import seedu.address.model.ReadOnlyCampusConnect;
 import seedu.address.model.person.Email;
 import seedu.address.model.person.Name;
 import seedu.address.model.person.Person;
@@ -33,13 +33,15 @@ public static Person[] getSamplePersons() {
         };
     }
 
+    // Schedule for deletion
+    /*
     public static ReadOnlyCampusConnect getSampleCampusConnect() {
         CampusConnect sampleAb = new CampusConnect();
         for (Person samplePerson : getSamplePersons()) {
             sampleAb.addPerson(samplePerson);
         }
         return sampleAb;
-    }
+    }*/
 
     /**
      * Returns a tag set containing the list of strings given.

src/test/java/seedu/address/logic/commands/FindByPhoneCommandTest.java

@@ -82,8 +82,6 @@ public void execute_multipleKeywords_multiplePersonsFound() {
         PhoneContainsKeywordsPredicate predicate = preparePredicate("9482 563");
         FindByPhoneCommand command = new FindByPhoneCommand(predicate);
         expectedModel.updateFilteredPersonList(predicate);
-        System.out.println(command);
-        System.out.println(expectedModel.getFilteredPersonList().toString());
         assertCommandSuccess(command, model, expectedMessage, expectedModel);
         assertEquals(Arrays.asList(CARL, ELLE, FIONA, GEORGE), model.getFilteredPersonList());
     }

src/test/java/seedu/address/model/util/EmptyDataUtilTest.java

@@ -0,0 +1,12 @@
+package seedu.address.model.util;
+
+import static org.junit.jupiter.api.Assertions.assertTrue;
+
+import org.junit.jupiter.api.Test;
+
+public class EmptyDataUtilTest {
+    @Test
+    public void getSampleCampusConnect_returnsEmptyCampusConnect() {
+        assertTrue(EmptyDataUtil.getSampleCampusConnect().getPersonList().isEmpty());
+    }
+}