+package de.juplo.facebook.exceptions;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.DeserializationFeature;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.SerializationFeature;
+import de.juplo.facebook.exceptions.GraphApiException.FacebookErrorMessage;
+import java.io.IOException;
+import org.junit.Before;
+import org.junit.Test;
+import static org.junit.Assert.assertEquals;
+
+/**
+ * @author Kai Moritz
+ */
+public class FacebookErrorMessageMappingTest
+{
+ final String example =
+ "{" +
+ "\"error\":{" +
+ "\"message\":\"Message describing the error\"," +
+ "\"type\":\"OAuthException\"," +
+ "\"code\":190," +
+ "\"error_subcode\":460," +
+ "\"error_user_title\":\"A title\"," +
+ "\"error_user_msg\":\"A message\"," +
+ "\"fbtrace_id\":\"EJplcsCHuLu\"" +
+ "}" +
+ "}";
+
+ ObjectMapper mapper;
+
+
+ @Before
+ public void setUp()
+ {
+ mapper = new ObjectMapper();
+ mapper.configure(DeserializationFeature.UNWRAP_ROOT_VALUE, true);
+ mapper.configure(SerializationFeature.WRAP_ROOT_VALUE, true);
+ }
+
+
+ @Test
+ public void testSerialize() throws JsonProcessingException
+ {
+ FacebookErrorMessage error = new FacebookErrorMessage();
+ error.message = "Message describing the error";
+ error.type = "OAuthException";
+ error.code = 190;
+ error.subCode = 460;
+ error.userTitle = "A title";
+ error.userMessage = "A message";
+ error.traceId = "EJplcsCHuLu";
+
+ assertEquals(example, mapper.writeValueAsString(error));
+ }
+
+ @Test
+ public void testDeserialize() throws IOException
+ {
+ FacebookErrorMessage error =
+ mapper.readValue(example, FacebookErrorMessage.class);
+
+ assertEquals("Message describing the error", error.message);
+ assertEquals("OAuthException", error.type);
+ assertEquals(new Integer(190), error.code);
+ assertEquals(new Integer(460), error.subCode);
+ assertEquals("A title", error.userTitle);
+ assertEquals("A message", error.userMessage);
+ assertEquals("EJplcsCHuLu", error.traceId);
+ }
+}