assertFalse(manager.isGameProfileExistsForHost(host1));
assertFalse(manager.isGameProfileExistsForHost(host2));
assertFalse(manager.isGameProfileExistsForHost(host3));
manager.addGameProfile(host1, gameAccount1);
manager.addGameProfile(host2, gameAccount1);
assertTrue(manager.isGameProfileExistsForHost(host1));
assertTrue(manager.isGameProfileExistsForHost(host2));
assertFalse(manager.isGameProfileExistsForHost(host3));