panda and tiger level

spec_helper.rb

@@ -0,0 +1,10 @@
+RSpec.configure do |config|
+  # Use color in STDOUT
+  config.color_enabled = true
+
+  # Use color not only in STDOUT but also in pagers and files
+  config.tty = true
+
+  # Use the specified formatter
+  # config.formatter = :documentation # :progress, :html, :textmate
+end

zoo.rb

@@ -62,16 +62,38 @@ def ==(other)
 end
 
 class Tacos < Food; end
+class Bacon < Food; end
 class Wildebeests < Food; end
 class Zeebras < Food; end
 class Bamboo < Food; end
 
 class Zookeeper
 	def feed(args={})
 		food = args.fetch(:food)
-		panda = args.fetch(:to)
-		panda.eat(food)
+		animal = args.fetch(:to)
+		animal.eat(food)
 	end
 
+	def receive(foodBarge)
+		feed(foodBarge)
+	end
+
+end
+
+class Human
+	include Animal
+
+	def acceptable_food
+		[Bacon.new, Tacos.new]
+	end
+end
+
+class FoodBarge 
+	def food_for(args={})
+		food = args.fetch(:food)
+		zookeeper = args.fetch(:to)
+		animal = args.fetch(:animal)
+		zookeeper.receive(food: food, to: animal)
+	end
 end
 

zoo_spec.rb

@@ -1,6 +1,7 @@
 # Zoo spec file
 require "./zoo"
 require "rspec"
+require '../../spec_helper'
 
 class Grasshoppers < Food; end
 class Salad < Food; end
@@ -79,4 +80,64 @@ class Salad < Food; end
 		lion.should_receive(:eat).with(:zeebras)
 		Zookeeper.new.feed(food: :zeebras, to: lion)
 	end
+
+	it "should feed the panda the bamboo when foodbarge is received" do
+		foodbarge = FoodBarge.new
+		zookeeper = Zookeeper.new
+		panda = Panda.new
+		bamboo = Bamboo.new
+		foodbarge.food_for(food: bamboo, to: zookeeper, animal: panda)
+		expect(panda.eat(bamboo)).to eq(true)
+	end
+
+	it "should feed the lion the zeebras when foodbarge is received" do
+		foodbarge = FoodBarge.new
+		zookeeper = Zookeeper.new
+		lion = Lion.new
+		zeebras = Zeebras.new
+		foodbarge.food_for(food: zeebras, to: zookeeper, animal: lion)
+		expect(lion.eat(zeebras)).to eq(true)
+	end
+
+	it "should not feed the lion the bamboo when foodbarge is received" do
+		foodbarge = FoodBarge.new
+		zookeeper = Zookeeper.new
+		lion = Lion.new
+		bamboo = Bamboo.new
+		foodbarge.food_for(food: bamboo, to: zookeeper, animal: lion)
+		expect(lion.eat(bamboo)).to eq(false)
+	end
+end
+
+describe Human do
+	it "should like bacon" do
+		expect(Human.new.likes?(Bacon.new)).to eq(true)
+	end
+
+	it "should like tacos" do
+		expect(Human.new.likes?(Tacos.new)).to eq(true)
+	end
+
+	it "should not like bamboo" do
+		expect(Human.new.likes?(Bamboo.new)).to eq(false)
+	end
+end
+
+describe FoodBarge do
+	it "should be sent to zookeeper with bamboo for a panda" do
+		zookeeper = Zookeeper.new
+		bamboo = Bamboo.new
+		panda = Panda.new
+		expect(zookeeper).to receive(:receive).with(food: bamboo, to: panda)
+		expect(FoodBarge.new.food_for(food: bamboo, to: zookeeper, animal: panda))
+	end
+
+	it "should be sent to zookeeper with zeebras for a lion" do
+		zookeeper = Zookeeper.new
+		zeebras = Zeebras.new
+		lion = Lion.new
+		expect(zookeeper).to receive(:receive).with(food: zeebras, to: lion)
+		expect(FoodBarge.new.food_for(food: zeebras, to: zookeeper, animal: lion))
+	end
 end
+