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from pypy.objspace.std.specialisedtupleobject import _specialisations
from pypy.objspace.std.test import test_tupleobject
from pypy.objspace.std.tupleobject import W_TupleObject
from pypy.tool.pytest.objspace import gettestobjspace
for cls in _specialisations:
globals()[cls.__name__] = cls
class TestW_SpecialisedTupleObject():
spaceconfig = {"objspace.std.withspecialisedtuple": True}
def test_isspecialisedtupleobjectintint(self):
w_tuple = self.space.newtuple([self.space.wrap(1), self.space.wrap(2)])
assert isinstance(w_tuple, W_SpecialisedTupleObject_ii)
def test_isnotspecialisedtupleobject(self):
w_tuple = self.space.newtuple([self.space.wrap({})])
assert not 'W_SpecialisedTupleObject' in type(w_tuple).__name__
def test_specialisedtupleclassname(self):
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):
self.hash_test(values, must_be_specialized=must_be_specialized)
hash_test([-1, -1])
hash_test([-1.0, -1.0])
hash_test([1, 2])
hash_test([1.5, 2.8])
hash_test([1.0, 2.0])
hash_test(['arbitrary', 'strings'])
hash_test([1, (1, 2, 3, 4)])
hash_test([1, (1, 2)])
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:
spaceconfig = {"objspace.std.withspecialisedtuple": True}
def w_isspecialised(self, obj, expected=''):
import __pypy__
r = __pypy__.internal_repr(obj)
print(obj, '==>', r, ' (expected: %r)' % expected)
return ("SpecialisedTupleObject" + expected) in r
def test_createspecialisedtuple(self):
have = ['ii', 'ff', 'oo']
#
spec = {int: 'i',
float: 'f',
str: 's',
list: 'o'}
#
for x in [42, 4.2, "foo", []]:
for y in [43, 4.3, "bar", []]:
expected1 = spec[type(x)]
expected2 = spec[type(y)]
if expected1 + expected2 not in have:
expected1 = expected2 = 'o'
obj = (x, y)
assert self.isspecialised(obj, '_' + expected1 + expected2)
#
if 'ooo' in have:
obj = (1, 2, 3)
assert self.isspecialised(obj, '_ooo')
def test_len(self):
t = (42, 43)
assert len(t) == 2
def test_notspecialisedtuple(self):
assert not self.isspecialised((42, 43, 44, 45))
assert not self.isspecialised((1.5,))
def test_slicing_to_specialised(self):
t = (1, 2, 3)
assert self.isspecialised(t[0:2])
t = (1, '2', 3)
assert self.isspecialised(t[0:5:2])
def test_adding_to_specialised(self):
t = (1,)
assert self.isspecialised(t + (2,))
def test_multiply_to_specialised(self):
t = (1,)
assert self.isspecialised(t * 2)
def test_slicing_from_specialised(self):
t = (1, 2, 3)
assert t[0:2:1] == (1, 2)
def test_eq_no_delegation(self):
t = (1,)
a = t + (2,)
b = (1, 2)
assert a == b
c = (2, 1)
assert not a == c
def test_eq_can_delegate(self):
a = (1, 2)
b = (1, 3, 2)
assert not a == b
values = [2, 2.0, 1, 1.0]
for x in values:
for y in values:
assert ((1, 2) == (x, y)) == (1 == x and 2 == y)
def test_neq(self):
a = (1, 2)
b = (1,)
b = b + (2,)
assert not a != b
c = (1, 3)
assert a != c
def test_ordering(self):
a = (1, 2)
assert a < (2, 2)
assert a < (1, 3)
assert not a < (1, 2)
assert a <= (2, 2)
assert a <= (1, 2)
assert not a <= (1, 1)
assert a >= (0, 2)
assert a >= (1, 2)
assert not a >= (1, 3)
assert a > (0, 2)
assert a > (1, 1)
assert not a > (1, 3)
assert (2, 2) > a
assert (1, 3) > a
assert not (1, 2) > a
assert (2, 2) >= a
assert (1, 2) >= a
assert not (1, 1) >= a
assert (0, 2) <= a
assert (1, 2) <= a
assert not (1, 3) <= a
assert (0, 2) < a
assert (1, 1) < a
assert not (1, 3) < a
def test_hash(self):
a = (1, 2)
b = (1,)
b += (2,) # else a and b refer to same constant
assert hash(a) == hash(b)
c = (2, 4)
assert hash(a) != hash(c)
assert hash(a) == hash((1, 2)) == hash((1.0, 2.0)) == hash((1.0, 2))
d = tuple([-1, 1])
e = (-1, 1)
assert d == e
assert hash(d) == hash(e)
x = (-1, -1)
y = tuple([-1, -1])
assert hash(x) == hash(y)
def test_getitem(self):
t = (5, 3)
assert (t)[0] == 5
assert (t)[1] == 3
assert (t)[-1] == 3
assert (t)[-2] == 5
raises(IndexError, "t[2]")
raises(IndexError, "t[-3]")
def test_three_tuples(self):
if not self.isspecialised((1, 2, 3)):
skip("don't have specialization for 3-tuples")
b = (1, 2, 3)
c = (1,)
d = c + (2, 3)
assert self.isspecialised(d)
assert b == d
def test_mongrel(self):
a = (2.2, '333')
assert self.isspecialised(a)
assert len(a) == 2
assert a[0] == 2.2 and a[1] == '333'
b = ('333',)
assert a == (2.2,) + b
assert not a != (2.2,) + b
#
if not self.isspecialised((1, 2, 3)):
skip("don't have specialization for 3-tuples")
a = (1, 2.2, '333')
assert self.isspecialised(a)
assert len(a) == 3
assert a[0] == 1 and a[1] == 2.2 and a[2] == '333'
b = ('333',)
assert a == (1, 2.2,) + b
assert not a != (1, 2.2) + b
def test_subclasses(self):
class I(int): pass
class F(float): pass
t = (I(42), I(43))
assert type(t[0]) is I
t = (F(42), F(43))
assert type(t[0]) is F
def test_ovfl_bug(self):
# previously failed
a = (0xffffffffffffffff, 0)
def test_bug_tuples_of_nans(self):
N = float('nan')
T = (N, N)
assert N in T
assert T == (N, N)
assert (0.0, 0.0) == (-0.0, -0.0)
class AppTestAll(test_tupleobject.AppTestW_TupleObject):
spaceconfig = {"objspace.std.withspecialisedtuple": True}
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