simplify test running

do not require rubygems inside tests
shift test into load path
move test logic into helper so any new tests just require this helper
and can also be run independently

Rakefile

@@ -31,7 +31,7 @@ def apply_spec_defaults(s)
 end
 
 task :test do
-  sh "bacon #{direc}/test/test.rb"
+  sh "bacon -Itest -rubygems test/test.rb"
 end
 
 desc "run pry"

test/test.rb

@@ -1,11 +1,4 @@
-direc = File.dirname(__FILE__)
-
-$LOAD_PATH.unshift "#{direc}/../lib"
-
-require 'rubygems'
-require 'bacon'
-require "pry"
-require "#{direc}/test_helper"
+require 'test_helper'
 
 puts "Ruby Version #{RUBY_VERSION}"
 puts "Testing Pry #{Pry::VERSION}"
@@ -135,7 +128,7 @@ describe Pry do
 
         it "should run the rc file only once" do
           Pry.should_load_rc = true
-          Pry::RC_FILES << "#{direc}/testrc"
+          Pry::RC_FILES << File.expand_path("../testrc", __FILE__)
 
           Pry.start(self, :input => StringIO.new("exit\n"), :output => Pry::NullOutput)
           TEST_RC.should == [0]

test/test_helper.rb

@@ -1,3 +1,10 @@
+unless Object.const_defined? 'Pry'
+  $:.unshift File.expand_path '../../lib', __FILE__
+  require 'pry'
+end
+
+require 'bacon'
+
 # Ensure we do not execute any rc files
 Pry::RC_FILES.clear
 Pry.color = false