[ONOS-2623] UT test cases for Open and Error messages.

Change-Id: I13736e921b0678573095c8a600b12af70dc524d1

@@ -22,6 +22,10 @@ import org.onosproject.pcepio.protocol.PcepBandwidthObject;
 import org.onosproject.pcepio.protocol.PcepCloseMsg;
 import org.onosproject.pcepio.protocol.PcepEndPointsObject;
 import org.onosproject.pcepio.protocol.PcepEroObject;
+import org.onosproject.pcepio.protocol.PcepErrorInfo;
+import org.onosproject.pcepio.protocol.PcepError;
+import org.onosproject.pcepio.protocol.PcepErrorMsg;
+import org.onosproject.pcepio.protocol.PcepErrorObject;
 import org.onosproject.pcepio.protocol.PcepFactory;
 import org.onosproject.pcepio.protocol.PcepInitiateMsg;
 import org.onosproject.pcepio.protocol.PcepKeepaliveMsg;
@@ -31,6 +35,8 @@ import org.onosproject.pcepio.protocol.PcepMessage;
 import org.onosproject.pcepio.protocol.PcepMessageReader;
 import org.onosproject.pcepio.protocol.PcepMetricObject;
 import org.onosproject.pcepio.protocol.PcepMsgPath;
+import org.onosproject.pcepio.protocol.PcepOpenMsg;
+import org.onosproject.pcepio.protocol.PcepOpenObject;
 import org.onosproject.pcepio.protocol.PcepSrpObject;
 import org.onosproject.pcepio.protocol.PcepUpdateMsg;
 import org.onosproject.pcepio.protocol.PcepUpdateRequest;
@@ -41,15 +47,13 @@ public class PcepFactoryVer1 implements PcepFactory {
     public static final PcepFactoryVer1 INSTANCE = new PcepFactoryVer1();
 
     @Override
-    public org.onosproject.pcepio.protocol.PcepOpenMsg.Builder buildOpenMsg() {
-        // TODO Auto-generated method stub
-        return null;
+    public PcepOpenMsg.Builder buildOpenMsg() {
+        return new PcepOpenMsgVer1.Builder();
     }
 
     @Override
-    public org.onosproject.pcepio.protocol.PcepOpenObject.Builder buildOpenObject() {
-        // TODO Auto-generated method stub
-        return null;
+    public PcepOpenObject.Builder buildOpenObject() {
+        return new PcepOpenObjectVer1.Builder();
     }
 
     @Override
@@ -180,15 +184,13 @@ public class PcepFactoryVer1 implements PcepFactory {
     }
 
     @Override
-    public org.onosproject.pcepio.protocol.PcepErrorMsg.Builder buildPcepErrorMsg() {
-        // TODO Auto-generated method stub
-        return null;
+    public PcepErrorMsg.Builder buildPcepErrorMsg() {
+        return new PcepErrorMsgVer1.Builder();
     }
 
     @Override
-    public org.onosproject.pcepio.protocol.PcepErrorObject.Builder buildPcepErrorObject() {
-        // TODO Auto-generated method stub
-        return null;
+    public PcepErrorObject.Builder buildPcepErrorObject() {
+        return new PcepErrorObjectVer1.Builder();
     }
 
     @Override
@@ -198,15 +200,13 @@ public class PcepFactoryVer1 implements PcepFactory {
     }
 
     @Override
-    public org.onosproject.pcepio.protocol.PcepErrorInfo.Builder buildPcepErrorInfo() {
-        // TODO Auto-generated method stub
-        return null;
+    public PcepErrorInfo.Builder buildPcepErrorInfo() {
+        return new PcepErrorInfoVer1.Builder();
     }
 
     @Override
-    public org.onosproject.pcepio.protocol.PcepError.Builder buildPcepError() {
-        // TODO Auto-generated method stub
-        return null;
+    public PcepError.Builder buildPcepError() {
+        return new PcepErrorVer1.Builder();
     }
 
     @Override

@@ -73,8 +73,7 @@ public abstract class PcepMessageVer1 {
                 case OPEN_MSG_TYPE:
                     log.debug("OPEN MESSAGE is received");
                     // message type value 1 means it is open message
-                    // return
-                    // TODO: Read open message from channel buffer.
+                    return PcepOpenMsgVer1.READER.readFrom(cb.readBytes(length));
                 case KEEPALIVE_MSG_TYPE:
                     log.debug("KEEPALIVE MESSAGE is received");
                     // message type value 2 means it is Keepalive message
@@ -82,8 +81,7 @@ public abstract class PcepMessageVer1 {
                 case ERROR_MSG_TYPE:
                     log.debug("ERROR MESSAGE is received");
                     // message type value 6 means it is error message
-                    // return
-                    // TODO: Read Error message from channel buffer.
+                    return PcepErrorMsgVer1.READER.readFrom(cb.readBytes(length));
                 case REPORT_MSG_TYPE:
                     log.debug("REPORT MESSAGE is received");
                     // message type value 10 means it is Report message