Mercurial > hg-stable
view tests/test-atomictempfile.py @ 17913:03e552aaae67
bundle: add revset expression to show bundle contents (issue3487)
bundle() revset expression returns all changes that are present
in the bundle file (no matter whether they are in the repo or not).
Bundle file should be specified via -R option.
author | Tomasz Kleczek <tkleczek@fb.com> |
---|---|
date | Wed, 31 Oct 2012 16:23:23 -0700 |
parents | 774da7121fc9 |
children | fb9d1c2805ff |
line wrap: on
line source
import os import glob from mercurial.util import atomictempfile # basic usage def test1_simple(): if os.path.exists('foo'): os.remove('foo') file = atomictempfile('foo') (dir, basename) = os.path.split(file._tempname) assert not os.path.isfile('foo') assert basename in glob.glob('.foo-*') file.write('argh\n') file.close() assert os.path.isfile('foo') assert basename not in glob.glob('.foo-*') print 'OK' # discard() removes the temp file without making the write permanent def test2_discard(): if os.path.exists('foo'): os.remove('foo') file = atomictempfile('foo') (dir, basename) = os.path.split(file._tempname) file.write('yo\n') file.discard() assert not os.path.isfile('foo') assert basename not in os.listdir('.') print 'OK' # if a programmer screws up and passes bad args to atomictempfile, they # get a plain ordinary TypeError, not infinite recursion def test3_oops(): try: file = atomictempfile() except TypeError: print "OK" else: print "expected TypeError" if __name__ == '__main__': test1_simple() test2_discard() test3_oops()