Use pry_eval to test show-doc on commands

test/test_default_commands/test_documentation.rb

@@ -309,7 +309,6 @@ if !mri18_and_no_real_source_location?
     end
 
     describe "on commands" do
-
       # mostly copied & modified from test_help.rb
       before do
         @oldset = Pry.config.commands
@@ -323,19 +322,18 @@ if !mri18_and_no_real_source_location?
       end
 
       it 'should display help for a specific command' do
-        mock_pry('show-doc ls').should =~ /Usage: ls/
+        pry_eval('show-doc ls').should =~ /Usage: ls/
       end
 
       it 'should display help for a regex command with a "listing"' do
         @set.command /bar(.*)/, "Test listing", :listing => "foo" do; end
-        mock_pry('show-doc foo').should =~ /Test listing/
+        pry_eval('show-doc foo').should =~ /Test listing/
       end
 
       it 'should display help for a command with a spaces in its name' do
         @set.command "command with spaces", "description of a command with spaces" do; end
-        mock_pry('show-doc "command with spaces"').should =~ /description of a command with spaces/
+        pry_eval('show-doc "command with spaces"').should =~ /description of a command with spaces/
       end
-
     end
   end
 end

test/test_default_commands/test_find_method.rb

@@ -4,7 +4,7 @@ require 'helper'
 # for C methods actually runs the methods - and since it runs ALL
 # methods (in an attempt to find a match) it runs 'exit' and aborts
 # the test, causing a failure. We should fix this in the future by
-# blacklisting certain methods for 1.8 MRI (such as exit, fork, and so on) 
+# blacklisting certain methods for 1.8 MRI (such as exit, fork, and so on)
 unless Pry::Helpers::BaseHelpers.mri_18?
   MyKlass = Class.new do
     def hello