Panda and Tiger Levels

.gitignore

@@ -0,0 +1 @@
+.rspec

README.md

@@ -12,7 +12,7 @@ Panda Level
 Tiger Level
 ---------------
 1. Create a FoodBarge that can be called like:
-2. Test that when the zookeepers gets food for the panda, 
+2. Test that when the zookeepers gets food for the panda,
 the panda will eat it
 
 ```

zoo.rb

@@ -3,7 +3,6 @@
 module Animal
 
 	def eat(food)
-		@meals ||= 0
 		if likes?(food)
 			@meals += 1
 			true
@@ -26,10 +25,22 @@ def full?
 
 end
 
+class Human
+	include Animal
+
+	def acceptable_food
+		[Bacon.new, Tacos.new]
+	end
+end
+
 
 class Panda
 	include Animal
 
+	def initialize
+		@meals ||= 0
+	end
+
 	def acceptable_food
 		[Bamboo.new]
 	end
@@ -38,11 +49,19 @@ def full?
 		@meals > 30
 	end
 
+	def feed(food)
+		acceptable_food == food
+	end
+
 end
 
 class Lion
 	include Animal
 
+	def initialize
+		@meals ||= 0
+	end
+
 	def acceptable_food
 		[Wildebeests.new, Zeebras.new]
 	end
@@ -65,13 +84,23 @@ class Tacos < Food; end
 class Wildebeests < Food; end
 class Zeebras < Food; end
 class Bamboo < Food; end
+class Bacon < Food; end
 
 class Zookeeper
 	def feed(args={})
 		food = args.fetch(:food)
-		panda = args.fetch(:to)
-		panda.eat(food)
+		animal = args.fetch(:to)
+		if animal.full?
+			puts "The #{animal} is full."
+		else
+			animal.eat(food)
+		end
 	end
+end
 
+class Foodbarge
+	def food_for(animal)
+		animal.acceptable_food
+	end
 end
 

zoo_spec.rb

@@ -28,16 +28,23 @@ class Salad < Food; end
 	it "should be full after eating 30 bamboo" do
 		panda = Panda.new
 		31.times do
-			panda.eat(Bamboo.new)	
+			panda.eat(Bamboo.new)
 		end
 		panda.should be_full
 	end
 
 	it "should not be full after 1" do
 		panda = Panda.new
-		panda.eat(Bamboo.new)	
+		panda.eat(Bamboo.new)
 		panda.should_not be_full
 	end
+
+	it "should be able to eat panda food from the foodbarge" do
+		foodbarge = Foodbarge.new
+		panda = Panda.new
+		food = foodbarge.food_for(panda)
+		panda.feed(food).should eq(true)
+	end
 end
 
 describe Lion do
@@ -67,6 +74,18 @@ class Salad < Food; end
 	end
 end
 
+describe Human do
+	it "should like bacon" do
+		Human.new.likes?(Bacon.new).should eq(true)
+	end
+	it "should like tacos" do
+		Human.new.likes?(Tacos.new).should eq(true)
+	end
+	it "should not like bamboo" do
+		Human.new.likes?(Bamboo.new).should eq(false)
+	end
+end
+
 describe Zookeeper do
 	it "should be able to feed bamboo to the pandas" do
 		panda = Panda.new
@@ -79,4 +98,20 @@ class Salad < Food; end
 		lion.should_receive(:eat).with(:zeebras)
 		Zookeeper.new.feed(food: :zeebras, to: lion)
 	end
+
+	it "should stop feeding panda when panda is full" do
+		panda = Panda.new
+		keeper = Zookeeper.new
+		31.times { keeper.feed(food: Bamboo.new, to: panda) }
+		panda.should_not_receive(:eat)
+		keeper.feed(food: Bamboo.new, to: panda)
+	end
+end
+
+describe Foodbarge do
+	it "should be able to get food for panda" do
+		foodbarge = Foodbarge.new
+		panda = Panda.new
+		foodbarge.food_for(panda).should eq([Bamboo.new])
+	end
 end