[pypy-svn] r45931 - pypy/branch/pypy-more-rtti-inprogress/rpython/memory/gctransform/test

[arigo at codespeak.net]

Author: arigo
Date: Thu Aug 23 15:33:49 2007
New Revision: 45931

Modified:
   pypy/branch/pypy-more-rtti-inprogress/rpython/memory/gctransform/test/test_refcounting.py
Log:
A non-test.


Modified: pypy/branch/pypy-more-rtti-inprogress/rpython/memory/gctransform/test/test_refcounting.py
==============================================================================
--- pypy/branch/pypy-more-rtti-inprogress/rpython/memory/gctransform/test/test_refcounting.py	(original)
+++ pypy/branch/pypy-more-rtti-inprogress/rpython/memory/gctransform/test/test_refcounting.py	Thu Aug 23 15:33:49 2007
@@ -1,3 +1,4 @@
+import py
 from pypy.rpython.memory.gctransform.test.test_transform import rtype, rtype_and_transform, getops
 from pypy.rpython.memory.gctransform.test.test_transform import LLInterpedTranformerTests
 from pypy.rpython.memory.gctransform.refcounting import RefcountingGCTransformer
@@ -43,6 +44,36 @@
         res = llinterp.eval_graph(graph, [0])
         assert res == 3
 
+    def test_raw_instance_flavor(self):
+        # crashes for now because X() is not initialized with zeroes when
+        # it is allocated, but it's probably illegal to try to store
+        # references into a raw-malloced instance
+        py.test.skip("a probably-illegal test")
+        class State:
+            pass
+        state = State()
+        class Y:
+            def __del__(self):
+                state.freed_counter += 1
+        class X:
+            _alloc_flavor_ = 'raw'
+        def g():
+            x = X()
+            x.y = Y()
+            return x
+        def f():
+            from pypy.rlib.objectmodel import free_non_gc_object
+            state.freed_counter = 0
+            x = g()
+            assert state.freed_counter == 0
+            x.y = None
+            assert state.freed_counter == 1
+            free_non_gc_object(x)
+            # for now we have no automatic decref when free_non_gc_object() is
+            # called
+        llinterp, graph = self.llinterpreter_for_transformed_graph(f, [])
+        llinterp.eval_graph(graph, [])
+
 def test_simple_barrier():
     S = lltype.GcStruct("S", ('x', lltype.Signed))
     T = lltype.GcStruct("T", ('s', lltype.Ptr(S)))