public class GroupIdTest extends Assert {
@Test
public void testFromJson() throws Exception {
GroupId all = GroupId.fromJson("@all");
assertEquals(GroupId.Type.all, all.getType());
GroupId friends = GroupId.fromJson("@friends");
assertEquals(GroupId.Type.friends, friends.getType());
GroupId self = GroupId.fromJson("@self");
assertEquals(GroupId.Type.self, self.getType());
GroupId group = GroupId.fromJson("superbia");
assertEquals(GroupId.Type.groupId, group.getType());
assertEquals("superbia", group.getGroupId());
}