[rspec-users] [Cucumber] Running single feature from command line

[Joseph Wilk]

Mark Lynn wrote:
>
> When I use Aslak's version of Treetop as Joseph suggested, this does 
> get rid of the polyglot error. However, I still get the following when 
> running from the command line:
>
> $ cucumber -r features/steps -r features/support/env.rb 
> features/plain/user_home_page.feature
> /Library/Ruby/Site/1.8/rubygems/custom_require.rb:31:in 
> `gem_original_require': no such file to load -- features/steps 
> (LoadError)
> Failed to load features/support/env.rb    from 
> /Library/Ruby/Site/1.8/rubygems/custom_require.rb:31:in `require'
>     from 
> /Library/Ruby/Gems/1.8/gems/rspec-1.2.2/lib/spec/runner/option_parser.rb:144:in 
> `invoke_requires'
>     from 
> /Library/Ruby/Gems/1.8/gems/rspec-1.2.2/lib/spec/runner/option_parser.rb:143:in 
> `each'
>     from 
> /Library/Ruby/Gems/1.8/gems/rspec-1.2.2/lib/spec/runner/option_parser.rb:143:in 
> `invoke_requires'
>     from 
> /Library/Ruby/Gems/1.8/gems/rspec-1.2.2/lib/spec/runner/option_parser.rb:104:in 
> `initialize'
>     from 
> /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/optparse.rb:1291:in 
> `call'
>     from 
> /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/optparse.rb:1291:in 
> `parse_in_order'
>     from 
> /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/optparse.rb:1247:in 
> `catch'
>      ... 26 levels...
>     from 
> /Library/Ruby/Gems/1.8/gems/cucumber-0.2.3/bin/../lib/cucumber/cli/main.rb:20:in 
> `execute'
>     from /Library/Ruby/Gems/1.8/gems/cucumber-0.2.3/bin/cucumber:6
>     from /usr/bin/cucumber:19:in `load'
>     from /usr/bin/cucumber:19
>
Just a gut feeling but try:

cucumber -r features/steps/ -r features/support/env.rb 
features/plain/user_home_page.feature

> Any idea why rspec code is being called here? I did discover that if I 
> uninstall cucumber 0.2.3 and try version 0.1.16, then the above 
> command line works as does using the profile. I'm not sure if this 
> indicates a bug in 0.2.3.
>
> Mark Lynn
> Sabado Technologies
>
>
> On Mar 31, 2009, at 9:26 AM, Joseph Wilk wrote:
>
>> Mark Lynn wrote:
>>> I am using Cucumber 0.2.3 and am having problems running a single 
>>> feature. In particular, the cucumber Textmate bundle was not working 
>>> so I traced it back and discovered that I could not run single files 
>>> or features from the command line either. My setup has the following 
>>> line in cucumber.yml
>>>
>>> default: -r features/support/env.rb -r features/support/plain.rb -r 
>>> features/steps features/plain
>>>
>>> When I run just plain cucumber from the command line, all my 
>>> scenarios run and all features pass. However, if I try to run the 
>>> command
>>>
>>> cucumber -r features/support/env.rb -r features/support/plain.rb -r 
>>> features/steps features/plain
>>>
>>> OR
>>>
>>> cucumber -r features/support/env.rb -r features/support/plain.rb -r 
>>> features/steps features/plain/login.feature
>>>
>>> I get
>>>
>>> Failed to load features/support/env.rb    from 
>>> /Library/Ruby/Site/1.8/rubygems/custom_require.rb:31:in 
>>> `polyglot_original_require'
>>>    from 
>>> /Library/Ruby/Gems/1.8/gems/polyglot-0.2.5/lib/polyglot.rb:54:in 
>>> `require'
>>>    from 
>>> /Library/Ruby/Gems/1.8/gems/rspec-1.2.2/lib/spec/runner/option_parser.rb:144:in 
>>> `invoke_requires'
>>>    from 
>>> /Library/Ruby/Gems/1.8/gems/rspec-1.2.2/lib/spec/runner/option_parser.rb:143:in 
>>> `each'
>>>    from 
>>> /Library/Ruby/Gems/1.8/gems/rspec-1.2.2/lib/spec/runner/option_parser.rb:143:in 
>>> `invoke_requires'
>>>    from 
>>> /Library/Ruby/Gems/1.8/gems/rspec-1.2.2/lib/spec/runner/option_parser.rb:104:in 
>>> `initialize'
>>>    from 
>>> /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/optparse.rb:1291:in 
>>> `call'
>>>    from 
>>> /System/Library/Frameworks/Ruby.framework/Versions/1.8/usr/lib/ruby/1.8/optparse.rb:1291:in 
>>> `parse_in_order'
>>>     ... 31 levels...
>>>    from 
>>> /Library/Ruby/Gems/1.8/gems/cucumber-0.2.3/bin/../lib/cucumber/cli/main.rb:20:in 
>>> `execute'
>>>    from /Library/Ruby/Gems/1.8/gems/cucumber-0.2.3/bin/cucumber:6
>>>    from /usr/bin/cucumber:19:in `load'
>>>    from /usr/bin/cucumber:19
>>>
>>> I'm assuming the repeated use of the -r flag is not acceptable, but 
>>> I need to specify multiple files.
>>
>> Cucumber will accept multiple -r or --require. It simply pushes all 
>> the requires onto a stack and requires them all.
>>
>> Looks like this is a polygot problem. Aslak recently forked and 
>> patched a copy of Treetop to avoid the dependency on this:
>>
>> git://github.com/aslakhellesoy/treetop.git
>>
>> I would suggest you try and install treetop from this source and see 
>> if that fixes the problem.
>>
>> HTH
>> -- 
>> Joseph Wilk
>> http://blog.josephwilk.net
>>
>>> How can I get this to work from the command line so I can also use 
>>> it in Textmate?
>>>
>>> - Mark
>>>
>>> Mark Lynn
>>> Sabado Technologies
>>>
>>>
>>>
>>>
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>>
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