[pypy-svn] r67739 - in pypy/trunk/pypy: jit/metainterp/test rpython/ootypesystem

[antocuni at codespeak.net]

Author: antocuni
Date: Thu Sep 17 16:53:40 2009
New Revision: 67739

Modified:
   pypy/trunk/pypy/jit/metainterp/test/test_basic.py
   pypy/trunk/pypy/rpython/ootypesystem/rtupletype.py
Log:
make sure that tuples are immutables also in ootype


Modified: pypy/trunk/pypy/jit/metainterp/test/test_basic.py
==============================================================================
--- pypy/trunk/pypy/jit/metainterp/test/test_basic.py	(original)
+++ pypy/trunk/pypy/jit/metainterp/test/test_basic.py	Thu Sep 17 16:53:40 2009
@@ -873,9 +873,17 @@
         res = self.meta_interp(f, [6, 7], listcomp=True, backendopt=True, listops=True)
         # XXX: the loop looks inefficient
         assert res == 42
-        
-      
 
+    def test_tuple_immutable(self):
+        def new(a, b):
+            return a, b
+        def f(a, b):
+            tup = new(a, b)
+            return tup[1]
+        res = self.interp_operations(f, [3, 5])
+        assert res == 5
+        self.check_history_(setfield_gc=2, getfield_gc_pure=1)
+        
 class TestOOtype(BasicTests, OOJitMixin):
 
     def test_oohash(self):

Modified: pypy/trunk/pypy/rpython/ootypesystem/rtupletype.py
==============================================================================
--- pypy/trunk/pypy/rpython/ootypesystem/rtupletype.py	(original)
+++ pypy/trunk/pypy/rpython/ootypesystem/rtupletype.py	Thu Sep 17 16:53:40 2009
@@ -10,4 +10,6 @@
         return Void      # empty tuple
     else:
         fields = [('item%d' % i, TYPE) for i, TYPE in enumerate(field_lltypes)]
-        return ootype.Record(dict(fields))
+        hints = {'immutable': True,
+                 'noidentity': True}
+        return ootype.Record(dict(fields), _hints=hints)