Add some debugging information to know which test cases might have failed

webgoat-lessons/xxe/src/main/java/org/owasp/webgoat/xxe/Comment.java

@@ -26,6 +26,7 @@ import lombok.AllArgsConstructor;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.Setter;
+import lombok.ToString;
 
 import javax.xml.bind.annotation.XmlRootElement;
 
@@ -38,6 +39,7 @@ import javax.xml.bind.annotation.XmlRootElement;
 @AllArgsConstructor
 @NoArgsConstructor
 @XmlRootElement
+@ToString
 public class Comment {
     private String user;
     private String dateTime;

webgoat-lessons/xxe/src/main/java/org/owasp/webgoat/xxe/SimpleXXE.java

@@ -76,6 +76,7 @@ public class SimpleXXE extends AssignmentEndpoint {
         		secure = true;
         	}
             Comment comment = comments.parseXml(commentStr, secure);
+            System.err.println("Comment " + comment);
             comments.addComment(comment, false);
             if (checkSolution(comment)) {
                 return success(this).build();