juplo.de Git - facebook-errors/blob - src/test/java/de/juplo/facebook/exceptions/FacebookErrorMessageMappingTest.java

   1 package de.juplo.facebook.exceptions;
   2
   3 import com.fasterxml.jackson.core.JsonProcessingException;
   4 import com.fasterxml.jackson.databind.DeserializationFeature;
   5 import com.fasterxml.jackson.databind.ObjectMapper;
   6 import com.fasterxml.jackson.databind.SerializationFeature;
   7 import de.juplo.facebook.exceptions.GraphApiException.FacebookErrorMessage;
   8 import java.io.IOException;
   9 import org.junit.Before;
  10 import org.junit.Test;
  11 import static org.junit.Assert.assertEquals;
  12
  13 /**
  14  * @author Kai Moritz
  15  */
  16 public class FacebookErrorMessageMappingTest
  17 {
  18   final String example =
  19       "{" +
  20           "\"error\":{" +
  21               "\"message\":\"Message describing the error\"," +
  22               "\"type\":\"OAuthException\"," +
  23               "\"code\":190," +
  24               "\"error_subcode\":460," +
  25               "\"error_user_title\":\"A title\"," +
  26               "\"error_user_msg\":\"A message\"," +
  27               "\"fbtrace_id\":\"EJplcsCHuLu\"" +
  28           "}" +
  29       "}";
  30
  31   ObjectMapper mapper;
  32
  33
  34   @Before
  35   public void setUp()
  36   {
  37     mapper = new ObjectMapper();
  38     mapper.configure(DeserializationFeature.UNWRAP_ROOT_VALUE, true);
  39     mapper.configure(SerializationFeature.WRAP_ROOT_VALUE, true);
  40   }
  41
  42
  43   @Test
  44   public void testSerialize() throws JsonProcessingException
  45   {
  46     FacebookErrorMessage error = new FacebookErrorMessage();
  47     error.message = "Message describing the error";
  48     error.type = "OAuthException";
  49     error.code = 190;
  50     error.subCode = 460;
  51     error.userTitle = "A title";
  52     error.userMessage = "A message";
  53     error.traceId = "EJplcsCHuLu";
  54
  55     assertEquals(example, mapper.writeValueAsString(error));
  56   }
  57
  58   @Test
  59   public void testDeserialize() throws IOException
  60   {
  61     FacebookErrorMessage error =
  62         mapper.readValue(example, FacebookErrorMessage.class);
  63
  64     assertEquals("Message describing the error", error.message);
  65     assertEquals("OAuthException", error.type);
  66     assertEquals(new Integer(190), error.code);
  67     assertEquals(new Integer(460), error.subCode);
  68     assertEquals("A title", error.userTitle);
  69     assertEquals("A message", error.userMessage);
  70     assertEquals("EJplcsCHuLu", error.traceId);
  71   }
  72 }