Java tutorial
/* * $Revision$ * $Date$ * * Copyright (C) 1999-$year$ Jive Software. All rights reserved. * * This software is the proprietary information of Jive Software. Use is subject to license terms. */ package com.jivesoftware.os.jive.utils.id; import com.fasterxml.jackson.databind.ObjectMapper; import java.util.Random; import org.testng.Assert; import org.testng.annotations.Test; public class IdTest { private static final ObjectMapper MAPPER = new ObjectMapper(); @Test public void idStringTest() throws Exception { final Random r = new Random(1234); for (int i = 0; i < 100; i++) { long id = Math.abs(r.nextLong()); Id wid = new Id(id); Id rid = MAPPER.readValue(MAPPER.writeValueAsString(wid), Id.class); Assert.assertEquals(rid, wid, "Failed to map Id through String: " + id); } } @Test public void idBytesTest() throws Exception { final Random r = new Random(1234); for (int i = 0; i < 100; i++) { long id = Math.abs(r.nextLong()); Id wid = new Id(id); Id rid = MAPPER.readValue(MAPPER.writeValueAsBytes(wid), Id.class); Assert.assertEquals(rid, wid, "Failed to map Id through bytes: " + id); } } @Test public void mapsToString() throws Exception { Id id = new Id(2882); Assert.assertEquals(MAPPER.writeValueAsString(id), "\"aaaaaaaaaafue\""); } @Test public void mapsFromString() throws Exception { String id = "\"aaaaaaaaaafue\""; Assert.assertEquals(MAPPER.readValue(id, Id.class), new Id(2882)); } @Test public void mapsFromObject() throws Exception { String json = "{ \"id\": \"aaaaaaaaaafue\"}"; Assert.assertEquals(MAPPER.readValue(json, Id.class), new Id(2882)); } }