/usr/lib/python2.7/test/test_future.py is in libpython2.7-testsuite 2.7.6-8ubuntu0.5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 | # Test various flavors of legal and illegal future statements
import unittest
from test import test_support
import re
rx = re.compile('\((\S+).py, line (\d+)')
def get_error_location(msg):
mo = rx.search(str(msg))
return mo.group(1, 2)
class FutureTest(unittest.TestCase):
def test_future1(self):
test_support.unload('test_future1')
from test import test_future1
self.assertEqual(test_future1.result, 6)
def test_future2(self):
test_support.unload('test_future2')
from test import test_future2
self.assertEqual(test_future2.result, 6)
def test_future3(self):
test_support.unload('test_future3')
from test import test_future3
def test_badfuture3(self):
try:
from test import badsyntax_future3
except SyntaxError, msg:
self.assertEqual(get_error_location(msg), ("badsyntax_future3", '3'))
else:
self.fail("expected exception didn't occur")
def test_badfuture4(self):
try:
from test import badsyntax_future4
except SyntaxError, msg:
self.assertEqual(get_error_location(msg), ("badsyntax_future4", '3'))
else:
self.fail("expected exception didn't occur")
def test_badfuture5(self):
try:
from test import badsyntax_future5
except SyntaxError, msg:
self.assertEqual(get_error_location(msg), ("badsyntax_future5", '4'))
else:
self.fail("expected exception didn't occur")
def test_badfuture6(self):
try:
from test import badsyntax_future6
except SyntaxError, msg:
self.assertEqual(get_error_location(msg), ("badsyntax_future6", '3'))
else:
self.fail("expected exception didn't occur")
def test_badfuture7(self):
try:
from test import badsyntax_future7
except SyntaxError, msg:
self.assertEqual(get_error_location(msg), ("badsyntax_future7", '3'))
else:
self.fail("expected exception didn't occur")
def test_badfuture8(self):
try:
from test import badsyntax_future8
except SyntaxError, msg:
self.assertEqual(get_error_location(msg), ("badsyntax_future8", '3'))
else:
self.fail("expected exception didn't occur")
def test_badfuture9(self):
try:
from test import badsyntax_future9
except SyntaxError, msg:
self.assertEqual(get_error_location(msg), ("badsyntax_future9", '3'))
else:
self.fail("expected exception didn't occur")
def test_parserhack(self):
# test that the parser.c::future_hack function works as expected
# Note: although this test must pass, it's not testing the original
# bug as of 2.6 since the with statement is not optional and
# the parser hack disabled. If a new keyword is introduced in
# 2.6, change this to refer to the new future import.
try:
exec "from __future__ import print_function; print 0"
except SyntaxError:
pass
else:
self.fail("syntax error didn't occur")
try:
exec "from __future__ import (print_function); print 0"
except SyntaxError:
pass
else:
self.fail("syntax error didn't occur")
def test_multiple_features(self):
test_support.unload("test.test_future5")
from test import test_future5
def test_unicode_literals_exec(self):
scope = {}
exec "from __future__ import unicode_literals; x = ''" in scope
self.assertIsInstance(scope["x"], unicode)
def test_main():
test_support.run_unittest(FutureTest)
if __name__ == "__main__":
test_main()
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