* Tests for addSingleStringEmptyCondition.
*/
@Test
public void testAddSingleStringEmptyCondition() {
final Engine en = new Engine(new SpeakerNPC("bob"));
ConversationStates state = IDLE;
final String triggers = "boo";
final ConversationStates nextState = ConversationStates.ATTENDING;
final String reply = "huch";
final ChatAction action = new ChatAction() {
public void fire(final Player player, final Sentence sentence, final EventRaiser npc) {
assertEquals("boo", sentence.getTriggerExpression().getNormalized());
}