}
@Test
public void updateSessionLightningTalk() {
LightningTalk lt = createLightningTalk("test");
// No activity for the LT
assertEquals(0, Activity.count("session = ?", lt));
assertNull(Activity.find("session = ?", lt).first());
lt.summary = "Un nouveau résumé";
lt.update();
// One activity for the LT
assertEquals(1, Activity.count("session = ?", lt));
Activity a = Activity.find("session = ?", lt).first();
assertActivity(a);