Adding tests using Rspec, and pdf file with Kata presentation

spec/bowling_game_spec.rb

@@ -0,0 +1,53 @@
+require 'spec_helper'
+
+describe BowlingGame do
+
+  before(:each) do
+    @game = BowlingGame.new
+  end
+
+  it "should calculate a gutter game" do
+    roll_many(20, 0)
+    @game.score.should == 0
+  end
+
+  it "should calculate an all ones game" do
+    roll_many(20, 1)
+    @game.score.should == 20
+  end
+
+  it "should calculate a spare" do
+    roll_spare
+    @game.roll(3)
+    roll_many(17, 0)
+    @game.score.should == 16
+  end
+
+  it "should calculate a strike" do
+    roll_strike
+    @game.roll(3)
+    @game.roll(4)
+    roll_many(16,0)
+    @game.score.should == 24
+  end
+
+  it "should calculate a perfect game" do
+    12.times { roll_strike }
+    @game.score.should == 300
+  end
+
+  private
+
+   def roll_many(n, pins)
+    n.times { @game.roll(pins) }
+  end
+
+  def roll_spare
+    @game.roll(5)
+    @game.roll(5)
+  end
+
+  def roll_strike
+    @game.roll(10)
+  end
+end

spec/spec_helper.rb

@@ -0,0 +1,4 @@
+require 'rubygems'
+require 'spec'
+
+require 'bowling_game'

test/test_game.rb

@@ -1,6 +1,7 @@
 require 'test_helper'
 
 class TestGame < Test::Unit::TestCase
+
   def setup
     @game = BowlingGame.new
   end
@@ -38,9 +39,7 @@ def test_perfect_game
   private
 
   def roll_many(n, pins)
-    1.upto(n) do
-      @game.roll(pins)
-    end
+    n.times { @game.roll(pins) }
   end
 
   def roll_spare

test/test_helper.rb

@@ -1,4 +1,4 @@
 require 'rubygems'
 require 'test/unit'
 
-require File.expand_path('../../lib/bowling_game', __FILE__)
+require 'bowling_game'