Author: Carl Friedrich Bolz-Tereick <[email protected]>
Branch:
Changeset: r98492:4c97894c1026
Date: 2020-01-08 14:01 +0100
http://bitbucket.org/pypy/pypy/changeset/4c97894c1026/
Log: test for the problem in e300fd927c59
diff --git a/pypy/module/itertools/test/test_itertools.py
b/pypy/module/itertools/test/test_itertools.py
--- a/pypy/module/itertools/test/test_itertools.py
+++ b/pypy/module/itertools/test/test_itertools.py
@@ -645,6 +645,16 @@
assert a == []
assert b == [(True, 9)]
+ def test_groupby_crash(self):
+ # see http://bugs.python.org/issue30347
+ from itertools import groupby
+ def f(n):
+ if n == 5:
+ list(b)
+ return n != 6
+ for (k, b) in groupby(range(10), f):
+ list(b) # shouldn't crash
+
def test_iterables(self):
import itertools
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