unit test edited
diff --git a/model/ccnx-interest-header.cc b/model/ccnx-interest-header.cc
index c77c441..f6295aa 100644
--- a/model/ccnx-interest-header.cc
+++ b/model/ccnx-interest-header.cc
@@ -234,6 +234,8 @@
os << "<Interest>\n <Name>" << GetName () << "</Name>\n";
if (IsNack ())
os << " <NACK />\n";
+ if(IsCongested())
+ os << " <CONGESTED />\n";
if (GetMinSuffixComponents () >= 0)
os << " <MinSuffixComponents>" << GetMinSuffixComponents () << "</MinSuffixComponents>\n";
if (GetMaxSuffixComponents () >= 0)