[_606] update get_json_encoded_struct

Author: d-w-moore

irods/message/__init__.py

@@ -285,7 +285,13 @@ def __init__(self, msg_type=b'', msg=None, error=b'', bs=b'', int_info=0):
         self.int_info = int_info
 
     def get_json_encoded_struct (self):
+
         Xml = ET().fromstring(self.msg.replace(b'\0',b''))
+
+        STR_PI_element = Xml.find('myStr')
+        if STR_PI_element is not None:
+            return json.loads( STR_PI_element.text )
+
         json_str = Xml.find('buf').text
         if Xml.tag == 'BinBytesBuf_PI':
             mybin = JSON_Binary_Response()

irods/test/meta_test.py

@@ -120,7 +120,16 @@ def tearDown(self):
         helpers.remove_unused_metadata(self.sess)
         self.sess.cleanup()
 
-    from irods.test.helpers import create_simple_resc_hierarchy
+    from irods.test.helpers import (create_simple_resc, create_simple_resc_hierarchy)
+
+    def test_replica_truncate_json_error__issue_606(self):
+        path = self.coll_path + "/atomic_meta_issue_606"
+        obj = self.sess.data_objects.create(path)
+        with self.create_simple_resc('repl_trunc_test_resc__issue_606') as f:
+            try:
+                obj.replica_truncate(1,**{kw.RESC_NAME_KW:f})
+            except ex.iRODSException as e:
+                resp = e.server_msg.get_json_encoded_struct()
 
     def test_atomic_metadata_json_error__issue_606(self):
         path = self.coll_path + "/atomic_meta_issue_606"