python-openxml
diff --git a/‎opc/pkgreader.py‎
Lines changed: 20 additions & 0 deletions b/‎opc/pkgreader.py‎
Lines changed: 20 additions & 0 deletions
diff --git a/‎tests/test_pkgreader.py‎
Lines changed: 18 additions & 1 deletion b/‎tests/test_pkgreader.py‎
Lines changed: 18 additions & 1 deletion
@@ -144,6 +144,26 @@ class _SerializedPart(object):
     """
     def __init__(self, partname, content_type, blob, srels):
         super(_SerializedPart, self).__init__()
+        self._partname = partname
+        self._content_type = content_type
+        self._blob = blob
+        self._srels = srels
+
+    @property
+    def partname(self):
+        return self._partname
+
+    @property
+    def content_type(self):
+        return self._content_type
+
+    @property
+    def blob(self):
+        return self._blob
+
+    @property
+    def srels(self):
+        return self._srels
 
 
 class _SerializedRelationship(object):
 
@@ -17,7 +17,7 @@
 from opc.packuri import PackURI
 from opc.phys_pkg import ZipPkgReader
 from opc.pkgreader import (
-    _ContentTypeMap, PackageReader, _SerializedRelationship,
+    _ContentTypeMap, PackageReader, _SerializedPart, _SerializedRelationship,
     _SerializedRelationshipCollection
 )
 
@@ -259,6 +259,23 @@ def it_should_raise_on_key_not_instance_of_PackURI(self):
             ct_map['/part/name1.xml']
 
 
+class Describe_SerializedPart(object):
+
+    def it_remembers_construction_values(self):
+        # test data --------------------
+        partname = '/part/name.xml'
+        content_type = 'app/vnd.type'
+        blob = '<Part/>'
+        srels = 'srels proxy'
+        # exercise ---------------------
+        spart = _SerializedPart(partname, content_type, blob, srels)
+        # verify -----------------------
+        assert spart.partname == partname
+        assert spart.content_type == content_type
+        assert spart.blob == blob
+        assert spart.srels == srels
+
+
 class Describe_SerializedRelationship(object):
 
     def it_remembers_construction_values(self):