@@ -0,0 +1,1002 @@
+package seedu.taskitty.commons.util;%0A%0Aimport static org.junit.Assert.*;%0A%0Aimport java.util.ArrayList;%0Aimport java.util.Collection;%0A%0Aimport org.junit.Test;%0A%0A//@@author A0130853L%0Apublic class CollectionUtilTest %7B%0A%0A    @Test%0A    public void isAnyNull_returnsTrue() %7B%0A        boolean result = CollectionUtil.isAnyNull(%22hi%22, %22bye%22, null);%0A        assertEquals(result, true);%0A    %7D%0A%0A    @Test%0A    public void elementsAreUnique_returnsTrue() %7B%0A        Collection%3CObject%3E listOfStrings = new ArrayList%3CObject%3E();%0A        listOfStrings.add(%22hi%22);%0A        listOfStrings.add(%22bye%22);%0A        boolean result = CollectionUtil.elementsAreUnique(listOfStrings);%0A        assertEquals(result, true);%0A    %7D%0A    @Test%0A    public void elementsAreUnique_returnsFalse() %7B%0A        Collection%3CObject%3E listOfStrings = new ArrayList%3CObject%3E();%0A        listOfStrings.add(%22hi%22);%0A        listOfStrings.add(%22hi%22);%0A        boolean result = CollectionUtil.elementsAreUnique(listOfStrings);%0A        assertEquals(result, false);%0A    %7D%0A%0A%7D%0A

Add collectionUtil test to improve coverage