Path: csiph.com!usenet.pasdenom.info!aioe.org!news.stack.nl!newsfeed.xs4all.nl!newsfeed5.news.xs4all.nl!xs4all!post.news.xs4all.nl!not-for-mail Return-Path: X-Original-To: python-list@python.org Delivered-To: python-list@mail.python.org X-Spam-Status: OK 0.034 X-Spam-Evidence: '*H*': 0.93; '*S*': 0.00; 'subject:adding': 0.07; 'unittest': 0.07; 'url:blog': 0.09; 'src,': 0.09; 'def': 0.10; '05:42': 0.16; 'dest': 0.16; 'dest)': 0.16; 'wrote:': 0.17; 'import': 0.21; 'pass': 0.25; 'header:In-Reply-To:1': 0.25; 'header:User-Agent:1': 0.26; 'am,': 0.27; 'mike': 0.27; 'assert': 0.29; 'src': 0.29; 'class': 0.29; 'install': 0.29; 'function': 0.30; 'to:addr:python-list': 0.33; 'self': 0.34; 'whatever': 0.35; 'skip:_ 40': 0.35; 'should': 0.36; 'subject:: ': 0.38; 'to:addr:python.org': 0.39; 'received:192': 0.39; 'received:192.168': 0.40; 'skip:u 10': 0.60; 'header:Reply-To:1': 0.68; 'reply-to:no real name:2**0': 0.72; 'andrea': 0.84; 'received:192.168.15': 0.84; 'received:98.158': 0.84; 'subject:mode': 0.84 Date: Wed, 04 Jul 2012 11:30:46 -0400 From: "Mike C. Fletcher" User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:13.0) Gecko/20120615 Thunderbird/13.0.1 MIME-Version: 1.0 To: python-list@python.org Subject: Re: adding a simulation mode References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-BeenThere: python-list@python.org X-Mailman-Version: 2.1.12 Precedence: list Reply-To: mcfletch@vrplumber.com List-Id: General discussion list for the Python programming language List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Newsgroups: comp.lang.python Message-ID: Lines: 35 NNTP-Posting-Host: 2001:888:2000:d::a6 X-Trace: 1341416405 news.xs4all.nl 6894 [2001:888:2000:d::a6]:45270 X-Complaints-To: abuse@xs4all.nl Xref: csiph.com comp.lang.python:24867 On 12-07-04 05:42 AM, andrea crotti wrote: ... > copytree(src, dest) becomes: > if not PRETEND_ONLY: > copytree(src, dest) import globalsub, unittest class MyTest( unittest.TestCase ): def setUp( self ): globalsub.subs( shutil.copytree ) def tearDown( self ): globalsub.restore( shutil.copytree ) You can also pass a function to subs like so: def setUp( self ): self.copied_trees = [] def fake_copytree( src, dest ): assert os.path.exists( src ) self.copied_trees.append( (src, dest )) return dest # or whatever the thing should return globalsub.subs( shutil.copytree, fake_copytree ) $ pip install globalsub HTH, Mike -- ________________________________________________ Mike C. Fletcher Designer, VR Plumber, Coder http://www.vrplumber.com http://blog.vrplumber.com