* add a simple metaclass for testing automatic structure equivalence

using dict, called autoeq
* fix: use autoeq to implement the structural equivalence test in xmlfiletests

pisi/oo.py

@@ -23,6 +23,17 @@ class autosuper(type):
         
 class autosuprop(autosuper, autoprop):
     pass
-    
+
+class autoeq(type):
+    "useful for structures"
+    def __init__(cls, name, bases, dict):
+        super(autoeq, cls).__init__(name, bases, dict)
+        def equal(self, other):
+            return self.__dict__ == other.__dict__
+        cls.__eq__ = equal
+
 class Struct:
-    def __init__(self, **entries): self.__dict__.update(entries)
+    __metaclass__ = autoeq
+    
+    def __init__(self, **entries):
+        self.__dict__.update(entries)

pisi/xmlfile.py

@@ -143,7 +143,7 @@ class Writer(formatter.DumbWriter):
         self.atbreak = 0
 
             
-class autoxml(oo.autosuper):
+class autoxml(oo.autosuper, oo.autoprop, oo.autoeq):
     """High-level automatic XML transformation interface for xmlfile.
     The idea is to declare a class for each XML tag. Inside the
     class the tags and attributes nested in the tag are further

tests/xmlfiletests.py

@@ -87,6 +87,11 @@ class AutoXmlTestCase(testcase.TestCase):
         a.write('/tmp/a2.xml')
         a2 = self.A()
         a2.read('/tmp/a2.xml')
-        self.assertEqual(a, a2)
+        self.assertEqual(a.name, a2.name)
+        self.assertEqual(a.email, a2.email)
+        self.assertEqual(a.description, a2.description)
+        self.assertEqual(a.comment, a2.comment)
+        self.assertEqual(a.href, a2.href)
+        self.assertEqual(a.otherInfo, a2.otherInfo)
 
 suite = unittest.makeSuite(AutoXmlTestCase)