Author: Armin Rigo <ar...@tunes.org>
Branch: py3.5
Changeset: r94502:bf0a8b696526
Date: 2018-05-09 18:13 +0200
http://bitbucket.org/pypy/pypy/changeset/bf0a8b696526/
Log: Add a failing test from issue #2826. Add also a hypothesis test that
finds the problem if run a few times
diff --git a/pypy/objspace/std/test/test_specialisedtupleobject.py
b/pypy/objspace/std/test/test_specialisedtupleobject.py
--- a/pypy/objspace/std/test/test_specialisedtupleobject.py
+++ b/pypy/objspace/std/test/test_specialisedtupleobject.py
@@ -23,20 +23,22 @@
w_tuple = self.space.newtuple([self.space.wrap(1), self.space.wrap(2)])
assert w_tuple.__class__.__name__ == 'W_SpecialisedTupleObject_ii'
+ def hash_test(self, values, must_be_specialized):
+ N_values_w = [self.space.wrap(value) for value in values]
+ S_values_w = [self.space.wrap(value) for value in values]
+ N_w_tuple = W_TupleObject(N_values_w)
+ S_w_tuple = self.space.newtuple(S_values_w)
+
+ if must_be_specialized:
+ assert 'W_SpecialisedTupleObject' in type(S_w_tuple).__name__
+ assert self.space.is_true(self.space.eq(N_w_tuple, S_w_tuple))
+ assert self.space.is_true(
+ self.space.eq(self.space.hash(N_w_tuple),
+ self.space.hash(S_w_tuple)))
+
def test_hash_against_normal_tuple(self):
def hash_test(values, must_be_specialized=True):
- N_values_w = [self.space.wrap(value) for value in values]
- S_values_w = [self.space.wrap(value) for value in values]
- N_w_tuple = W_TupleObject(N_values_w)
- S_w_tuple = self.space.newtuple(S_values_w)
-
- if must_be_specialized:
- assert 'W_SpecialisedTupleObject' in type(S_w_tuple).__name__
- assert self.space.is_true(self.space.eq(N_w_tuple, S_w_tuple))
- assert self.space.is_true(
- self.space.eq(self.space.hash(N_w_tuple),
- self.space.hash(S_w_tuple)))
-
+ self.hash_test(values, must_be_specialized=must_be_specialized)
hash_test([-1, -1])
hash_test([-1.0, -1.0])
hash_test([1, 2])
@@ -48,6 +50,20 @@
hash_test([1, ('a', 2)])
hash_test([1, ()])
hash_test([1, 2, 3], must_be_specialized=False)
+ hash_test([1 << 62, 0])
+
+ try:
+ from hypothesis import given, strategies
+ except ImportError:
+ pass
+ else:
+ _int_float_text = strategies.one_of(
+ strategies.integers(),
+ strategies.floats(),
+ strategies.text())
+ @given(_int_float_text, _int_float_text)
+ def test_hash_with_hypothesis(self, x, y):
+ self.hash_test([x, y], must_be_specialized=False)
class AppTestW_SpecialisedTupleObject:
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