Do you mean

```rb
require 'helper'

+describe Pry::Command::CatCommand::FileFormatter do
+   describe "parse file path" do
     before do
       @p = Pry.new
       @opt = Slop.new
       Pry::Code.stubs(:from_file)
     end

     after do
        Pry::Code.unstub(:from_file)
     end
....  
```