Mercurial > hg
view tests/test-atomictempfile.py @ 14601:25c1f3ddd927
dispatch: propagate ui command options to the local ui (issue2523)
so the ui object passed to pre/post python hooks has the verbose flag
(and the rest) set correctly
author | Idan Kamara <idankk86@gmail.com> |
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date | Mon, 13 Jun 2011 00:19:26 +0300 |
parents | d764463b433e |
children | 774da7121fc9 |
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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.rename() assert os.path.isfile('foo') assert basename not in glob.glob('.foo-*') print 'OK' # close() removes the temp file but does not make the write # permanent -- essentially discards your work (WTF?!) def test2_close(): if os.path.exists('foo'): os.remove('foo') file = atomictempfile('foo') (dir, basename) = os.path.split(file._tempname) file.write('yo\n') file.close() 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_close() test3_oops()