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bpo-37685: Use singletons ALWAYS_EQ and NEVER_EQ in more tests. (GH-15167)

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Serhiy Storchaka 2019-08-08 08:43:18 +03:00 • committed by GitHub
parent 662db125cd
commit 7d44e7a456
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9 changed files with 30 additions and 57 deletions
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17
Lib/test/test_range.py
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@ -4,6 +4,7 @@ import unittest
import sys
import pickle
import itertools
from test.support import ALWAYS_EQ
# pure Python implementations (3 args only), for comparison
def pyrange(start, stop, step):
@ -289,11 +290,7 @@ class RangeTest(unittest.TestCase):
self.assertRaises(ValueError, range(1, 2**100, 2).index, 2**87)
self.assertEqual(range(1, 2**100, 2).index(2**87+1), 2**86)
class AlwaysEqual(object):
def __eq__(self, other):
return True
always_equal = AlwaysEqual()
self.assertEqual(range(10).index(always_equal), 0)
self.assertEqual(range(10).index(ALWAYS_EQ), 0)
def test_user_index_method(self):
bignum = 2*sys.maxsize
@ -344,11 +341,7 @@ class RangeTest(unittest.TestCase):
self.assertEqual(range(1, 2**100, 2).count(2**87), 0)
self.assertEqual(range(1, 2**100, 2).count(2**87+1), 1)
class AlwaysEqual(object):
def __eq__(self, other):
return True
always_equal = AlwaysEqual()
self.assertEqual(range(10).count(always_equal), 10)
self.assertEqual(range(10).count(ALWAYS_EQ), 10)
self.assertEqual(len(range(sys.maxsize, sys.maxsize+10)), 10)
@ -429,9 +422,7 @@ class RangeTest(unittest.TestCase):
self.assertIn(True, range(3))
self.assertIn(1+0j, range(3))
class C1:
def __eq__(self, other): return True
self.assertIn(C1(), range(3))
self.assertIn(ALWAYS_EQ, range(3))
# Objects are never coerced into other types for comparison.
class C2: