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| From | Dave Angel <davea@davea.name> |
| Subject | Re:Testing interactive code using raw_input |
| Date | Mon, 10 Mar 2014 12:40:19 -0400 (EDT) |
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Steven D'Aprano <steve+comp.lang.python@pearwood.info> Wrote in message: > Does anyone have any good hints for testing interactive code that uses > raw_input, or input in Python 3? > > A simple technique would be to factor out the interactive part, e.g. like > this: > > # Before > def spam(): > answer = raw_input(prompt) > return eggs(answer) + cheese(answer) + toast(answer) > > # After > def spam(): > answer = raw_input(prompt) > return func(answer) > > def func(s): > return eggs(s) + cheese(s) + toast(s) > > > > and then test func. But how about times where it is inconvenient to > factor out the raw_input stuff out of the function? E.g. suppose you have > a function that takes some arguments, gathers some more values > interactively, processes the lot, and then returns a result. With an > automated test, I can provide the arguments, and check the result, but > what are my options for *automatically* supplying input to raw_input? > How about reassigning sys.stdin to a StringIO buffer? -- DaveA
Back to comp.lang.python | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread
Testing interactive code using raw_input Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2014-03-10 15:59 +0000
Re: Testing interactive code using raw_input Oscar Benjamin <oscar.j.benjamin@gmail.com> - 2014-03-10 16:05 +0000
Re:Testing interactive code using raw_input Dave Angel <davea@davea.name> - 2014-03-10 12:40 -0400
Re: Testing interactive code using raw_input Peter Otten <__peter__@web.de> - 2014-03-10 17:57 +0100
Re: Testing interactive code using raw_input Steven D'Aprano <steve@pearwood.info> - 2014-03-11 08:26 +0000
Re: Testing interactive code using raw_input Ethan Furman <ethan@stoneleaf.us> - 2014-03-10 09:53 -0700
Re: Testing interactive code using raw_input Ben Finney <ben+python@benfinney.id.au> - 2014-03-11 10:39 +1100
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