Mercurial > hg
view tests/test-atomictempfile.py @ 24863:f3558829471b stable
repair: avoid string concatenation by + operator
String concatenation by "+" operator causes failure of extracting
messages to be translated.
Python automatically concatenates strings separated by whitespaces
into one string.
author | FUJIWARA Katsunori <foozy@lares.dti.ne.jp> |
---|---|
date | Sat, 25 Apr 2015 23:44:53 +0900 |
parents | fb9d1c2805ff |
children | f00f1de16454 |
line wrap: on
line source
import os import glob import unittest import silenttestrunner from mercurial.util import atomictempfile class testatomictempfile(unittest.TestCase): def test1_simple(self): if os.path.exists('foo'): os.remove('foo') file = atomictempfile('foo') (dir, basename) = os.path.split(file._tempname) self.assertFalse(os.path.isfile('foo')) self.assertTrue(basename in glob.glob('.foo-*')) file.write('argh\n') file.close() self.assertTrue(os.path.isfile('foo')) self.assertTrue(basename not in glob.glob('.foo-*')) # discard() removes the temp file without making the write permanent def test2_discard(self): if os.path.exists('foo'): os.remove('foo') file = atomictempfile('foo') (dir, basename) = os.path.split(file._tempname) file.write('yo\n') file.discard() self.assertFalse(os.path.isfile('foo')) self.assertTrue(basename not in os.listdir('.')) # if a programmer screws up and passes bad args to atomictempfile, they # get a plain ordinary TypeError, not infinite recursion def test3_oops(self): self.assertRaises(TypeError, atomictempfile) if __name__ == '__main__': silenttestrunner.main(__name__)