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# Copyright (C) 2016-present the ayncpg authors and contributors
# <see AUTHORS file>
#
# This module is part of asyncpg and is released under
# the Apache 2.0 License: http://www.apache.org/licenses/LICENSE-2.0
from itertools import product
from asyncpg.types import Range
from asyncpg import _testbase as tb
class TestTypes(tb.TestCase):
def test_range_issubset(self):
subs = [
Range(empty=True),
Range(lower=1, upper=5, lower_inc=True, upper_inc=False),
Range(lower=1, upper=5, lower_inc=True, upper_inc=True),
Range(lower=1, upper=5, lower_inc=False, upper_inc=True),
Range(lower=1, upper=5, lower_inc=False, upper_inc=False),
Range(lower=-5, upper=10),
Range(lower=2, upper=3),
Range(lower=1, upper=None),
Range(lower=None, upper=None)
]
sups = [
Range(empty=True),
Range(lower=1, upper=5, lower_inc=True, upper_inc=False),
Range(lower=1, upper=5, lower_inc=True, upper_inc=True),
Range(lower=1, upper=5, lower_inc=False, upper_inc=True),
Range(lower=1, upper=5, lower_inc=False, upper_inc=False),
Range(lower=None, upper=None)
]
# Each row is 1 subs with all sups
results = [
True, True, True, True, True, True,
False, True, True, False, False, True,
False, False, True, False, False, True,
False, False, True, True, False, True,
False, True, True, True, True, True,
False, False, False, False, False, True,
False, True, True, True, True, True,
False, False, False, False, False, True,
False, False, False, False, False, True
]
for (sub, sup), res in zip(product(subs, sups), results):
self.assertIs(
sub.issubset(sup), res, "Sub:{}, Sup:{}".format(sub, sup)
)
self.assertIs(
sup.issuperset(sub), res, "Sub:{}, Sup:{}".format(sub, sup)
)
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