fix to OctetString.__str__() workings of a non-initialized object

3 files changed, 15 insertions, 2 deletions

diff --git a/CHANGES b/CHANGES
index 5262f07..ab18eba 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,8 @@
+Revision 0.1.2
+--------------
+
+- Fix to OctetString.__str__() workings of a non-initialized object.
+
 Revision 0.1.1
 --------------
 
diff --git a/pyasn1/type/univ.py b/pyasn1/type/univ.py
index e1f4c35..1572e14 100644
--- a/pyasn1/type/univ.py
+++ b/pyasn1/type/univ.py
@@ -383,7 +383,7 @@ class OctetString(base.AbstractSimpleAsn1Item):
             return self.__class__.__name__ + '(' + self.prettyOut(self._value) + ')'
                                 
     if sys.version_info[0] <= 2:
-        def __str__(self): return self._value
+        def __str__(self): return str(self._value)
         def __unicode__(self):
             return self._value.decode(self._encoding, 'ignore')
         def asOctets(self): return self._value
diff --git a/test/type/univ.py b/test/type/univ.py
index 10d25ed..9f4ac68 100644
--- a/test/type/univ.py
+++ b/test/type/univ.py
@@ -115,7 +115,15 @@ class OctetStringTestCase(unittest.TestCase):
         assert univ.OctetString('abcd').asOctets() == str2octs('abcd'), 'testAsOctets() fails'
     def testAsInts(self):
         assert univ.OctetString('abcd').asNumbers() == (97, 98, 99, 100), 'testAsNumbers() fails'
-                
+
+    def testEmpty(self):
+        try:
+            str(univ.OctetString())
+        except PyAsn1Error:
+            pass
+        else:
+            assert 0, 'empty OctetString() not reported'
+            
     def testAdd(self):
         assert univ.OctetString('') + 'q' == str2octs('q'), '__add__() fails'
     def testRadd(self):