Author: Armin Rigo <ar...@tunes.org>
Branch:
Changeset: r86178:cd39a869a312
Date: 2016-08-12 20:59 +0200
http://bitbucket.org/pypy/pypy/changeset/cd39a869a312/
Log: Test and probable fix (thanks sbauman)
diff --git a/rpython/rlib/rweakref.py b/rpython/rlib/rweakref.py
--- a/rpython/rlib/rweakref.py
+++ b/rpython/rlib/rweakref.py
@@ -142,7 +142,7 @@
def compute_result_annotation(self, s_keyclass, s_valueclass):
assert s_keyclass.is_constant()
- s_key = self.bookkeeper.immutablevalue(s_keyclass.const())
+ s_key = self.bookkeeper.valueoftype(s_keyclass.const)
return SomeWeakValueDict(
s_key,
_getclassdef(s_valueclass))
@@ -158,7 +158,7 @@
bk = self.bookkeeper
x = self.instance
return SomeWeakValueDict(
- bk.immutablevalue(x._keyclass()),
+ bk.valueoftype(x._keyclass),
bk.getuniqueclassdef(x._valueclass))
def _getclassdef(s_instance):
diff --git a/rpython/rlib/test/test_rweakvaldict.py
b/rpython/rlib/test/test_rweakvaldict.py
--- a/rpython/rlib/test/test_rweakvaldict.py
+++ b/rpython/rlib/test/test_rweakvaldict.py
@@ -180,3 +180,36 @@
RWeakValueDictionary(str, X).get("foobar")
RWeakValueDictionary(int, Y).get(42)
interpret(g, [])
+
+def test_key_instance():
+ class K(object):
+ pass
+ keys = [K(), K(), K()]
+
+ def g(d):
+ assert d.get(keys[3]) is None
+ x1 = X(); x2 = X(); x3 = X()
+ d.set(keys[0], x1)
+ d.set(keys[1], x2)
+ d.set(keys[2], x3)
+ assert d.get(keys[0]) is x1
+ assert d.get(keys[1]) is x2
+ assert d.get(keys[2]) is x3
+ assert d.get(keys[3]) is None
+ return x1, x3 # x2 dies
+ def f():
+ keys.append(K())
+ d = RWeakValueDictionary(K, X)
+ x1, x3 = g(d)
+ rgc.collect(); rgc.collect()
+ assert d.get(keys[0]) is x1
+ assert d.get(keys[1]) is None
+ assert d.get(keys[2]) is x3
+ assert d.get(keys[3]) is None
+ d.set(keys[0], None)
+ assert d.get(keys[0]) is None
+ assert d.get(keys[1]) is None
+ assert d.get(keys[2]) is x3
+ assert d.get(keys[3]) is None
+ f()
+ interpret(f, [])
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