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Newsgroups: comp.lang.python
Date: Fri, 31 Aug 2012 22:08:56 -0700 (PDT)
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Subject: Re: Unittest - testing for filenames and filesize
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Xref: csiph.com comp.lang.python:28203

On Saturday, September 1, 2012 12:19:10 AM UTC+8, Chris Withers wrote:
> On 23/08/2012 12:25, Tigerstyle wrote:
> 
> > class FileTest(unittest.TestCase):
> 
> >
> 
> >      def setUp(self):
> 
> >          self.origdir = os.getcwd()
> 
> >          self.dirname = tempfile.mkdtemp("testdir")
> 
> >          os.chdir(self.dirname)
> 
> 
> 
> I wouldn't change directories like this, it's pretty fragile, just use 
> 
> absolute paths.
> 
> 
> 
> >      def test_1(self):
> 
> >          "Verify creation of files is possible"
> 
> >          for filename in ("this.txt", "that.txt", "the_other.txt"):
> 
> >              f = open(filename, "w")
> 
> >              f.write("Some text\n")
> 
> >              f.close()
> 
> >              self.assertTrue(f.closed)
> 
> >
> 
> >      def test_2(self):
> 
> >          "Verify that current directory is empty"
> 
> >          self.assertEqual(glob.glob("*"), [], "Directory not empty")
> 
> >
> 
> >      def tearDown(self):
> 
> >          os.chdir(self.origdir)
> 
> >          shutil.rmtree(self.dirname)
> 
> 
> 
> Seeing this, you might find the following tools useful:
> 
> 
> 
> http://packages.python.org/testfixtures/files.html
> 
> 
> 
> cheers,
> 
> 
> 
> Chris
> 
> 
> 
> -- 
> 
> Simplistix - Content Management, Batch Processing & Python Consulting
> 
>              - http://www.simplistix.co.uk

Well, I am thinking  that the directory tree listing services or daemons
supported by the OS by some iterators could be better than the stack
based model.