serverspec/specinfra — pull request #4 by mizzy (2013-12-02 13:10:43+00:00)
Title: Add backend_for(:type) helper method to get SpecInfra::Backend::Foo object

This is a fix for #1. You can get ``SpecInfra::Backend::Exec`` object like this.

```ruby
backend_for(:exec)
```

How about this, @kentaro ?