Author: Armin Rigo <ar...@tunes.org>
Branch: reverse-debugger
Changeset: r86931:6b424d821c6c
Date: 2016-09-07 15:50 +0200
http://bitbucket.org/pypy/pypy/changeset/6b424d821c6c/
Log: Add test file (not working at all so far)
diff --git a/rpython/translator/revdb/test/test_rawrefcount.py
b/rpython/translator/revdb/test/test_rawrefcount.py
new file mode 100644
--- /dev/null
+++ b/rpython/translator/revdb/test/test_rawrefcount.py
@@ -0,0 +1,61 @@
+from rpython.rlib import objectmodel, rgc, revdb
+from rpython.rtyper.lltypesystem import lltype
+from rpython.translator.revdb.test.test_basic import InteractiveTests
+from rpython.translator.revdb.test.test_basic import compile, fetch_rdb, run
+from rpython.translator.revdb.message import *
+
+from rpython.rlib import rawrefcount
+
+
+class TestRawRefcount(InteractiveTests):
+ expected_stop_points = 27
+
+ def setup_class(cls):
+ class W_Root(object):
+ def __init__(self, n):
+ self.n = n
+ PyObjectS = lltype.Struct('PyObjectS',
+ ('c_ob_refcnt', lltype.Signed),
+ ('c_ob_pypy_link', lltype.Signed))
+ PyObject = lltype.Ptr(PyObjectS)
+ w1 = W_Root(-42)
+ ob1 = lltype.malloc(PyObjectS, flavor='raw', zero=True,
+ immortal=True)
+ ob1.c_ob_refcnt = rawrefcount.REFCNT_FROM_PYPY
+
+ def main(argv):
+ rawrefcount.create_link_pypy(w1, ob1)
+ w = None
+ ob = lltype.nullptr(PyObjectS)
+ oblist = []
+ for op in argv[1:]:
+ revdb.stop_point()
+ w = W_Root(42)
+ ob = lltype.malloc(PyObjectS, flavor='raw', zero=True)
+ ob.c_ob_refcnt = rawrefcount.REFCNT_FROM_PYPY
+ rawrefcount.create_link_pypy(w, ob)
+ oblist.append(ob)
+ del oblist[-1]
+ #
+ rgc.collect()
+ assert rawrefcount.from_obj(PyObject, w) == ob
+ assert rawrefcount.to_obj(W_Root, ob) == w
+ while True:
+ ob = rawrefcount.next_dead(PyObject)
+ if not ob:
+ break
+ assert ob in oblist
+ oblist.remove(ob)
+ objectmodel.keepalive_until_here(w)
+ revdb.stop_point()
+ return 9
+ compile(cls, main, backendopt=False)
+ ARGS26 = 'a b c d e f g h i j k l m n o p q r s t u v w x y z'
+ run(cls, ARGS26)
+ rdb = fetch_rdb(cls, [cls.exename] + ARGS26.split())
+ assert rdb.number_of_stop_points() == cls.expected_stop_points
+
+ def test_go(self):
+ child = self.replay()
+ child.send(Message(CMD_FORWARD, 50))
+ child.expect(ANSWER_AT_END)
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