package com.juick.tests; import com.fasterxml.jackson.annotation.JsonInclude; import com.fasterxml.jackson.databind.ObjectMapper; import com.juick.Message; import com.juick.User; import com.juick.json.MessageSerializer; import com.juick.json.UserSerializer; import org.json.JSONObject; import org.junit.Test; import java.io.IOException; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.TimeZone; import static org.junit.Assert.assertEquals; public class JsonTests { @Test public void DateTest() { Message msg = new Message(); SimpleDateFormat df= new SimpleDateFormat("yyyy-MM-dd HH:mm:ss"); df.setTimeZone(TimeZone.getTimeZone("UTC")); try { msg.setDate(df.parse("2015-01-01 05:02:10")); MessageSerializer serializer = new MessageSerializer(); String json = serializer.serialize(msg).toString(); assertEquals("{\"timestamp\":\"2015-01-01 05:02:10\"}", json); } catch (ParseException e) { e.printStackTrace(); } } @Test public void serializersTest() throws IOException { User user = new User(); user.setUName("ugnich"); user.setUID(1); user.setFullName("Anton Ugnich"); UserSerializer userSerializer = new UserSerializer(); JSONObject handmadeJson = userSerializer.serialize(user); ObjectMapper mapper = new ObjectMapper(); mapper.setSerializationInclusion(JsonInclude.Include.NON_EMPTY); mapper.setSerializationInclusion(JsonInclude.Include.NON_NULL); mapper.setSerializationInclusion(JsonInclude.Include.NON_DEFAULT); User jacksonUser = mapper.readValue(handmadeJson.toString(), User.class); assertEquals("jackson should deserialize ugnich json", user, jacksonUser); String jacksonString = mapper.writeValueAsString(user); JSONObject jacksonJson = new JSONObject(jacksonString); assertEquals("jackson should serialize as ugnich", handmadeJson.length(), jacksonJson.length()); } }