String aWord = "test"; String test = this.wordList.getNextWord(); this.wordList.addWord(aWord);
String test = this.wordList.getNextWord(new Integer(WORD2.length())); assertNull(test); test = this.wordList.getNextWord(new Integer(WORD1.length()));
    public void testAddWord() {        String aWord = "test";        String test = this.wordList.getNextWord();        this.wordList.addWord(aWord);        assertNotNull(test);    }