Use correct namespace when outputing LinkObj XML. Fix #202.

cybox/bindings/link_object.py

@@ -98,14 +98,14 @@ def export(self, lwrite, level, namespace_='LinkObj:', name_='LinkObjectType', n
         else:
             eol_ = ''
         showIndent(lwrite, level, pretty_print)
-        lwrite('<%s%s%s' % ('LinkObj:', name_, namespacedef_ and ' ' + namespacedef_ or '', ))
+        lwrite('<%s%s%s' % (namespace_, name_, namespacedef_ and ' ' + namespacedef_ or '', ))
         already_processed = set()
         self.exportAttributes(lwrite, level, already_processed, 'LinkObj:', name_='LinkObjectType')
         if self.hasContent_():
             lwrite('>%s' % (eol_, ))
             self.exportChildren(lwrite, level + 1, 'LinkObj:', name_, pretty_print=pretty_print)
             showIndent(lwrite, level, pretty_print)
-            lwrite('</%s%s>%s' % ('LinkObj:', name_, eol_))
+            lwrite('</%s%s>%s' % (namespace_, name_, eol_))
         else:
             lwrite('/>%s' % (eol_, ))
     def exportAttributes(self, lwrite, level, already_processed, namespace_='LinkObj:', name_='LinkObjectType'):

cybox/test/objects/link_test.py

@@ -5,6 +5,7 @@
 
 from mixbox.vendor.six import u
 
+from cybox.core import Observables
 from cybox.objects.link_object import Link
 from cybox.objects.uri_object import URI
 from cybox.test.objects import ObjectTestCase
@@ -21,5 +22,15 @@ class TestLink(ObjectTestCase, unittest.TestCase):
         'xsi:type': object_type,
     }
 
+    # https://github.com/CybOXProject/python-cybox/issues/202
+    def test_correct_namespace_output(self):
+        link = Link()
+        link.value = u("https://www.example.com")
+
+        xml = Observables(link).to_xml()
+        self.assertTrue(b"cybox:Properties" in xml)
+        self.assertTrue(b"LinkObj:Properties" not in xml)
+
+
 if __name__ == "__main__":
     unittest.main()