Created plane, working on airport

Author: babelberry

lib/airport.rb

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+class Airport
+
+	def initialize
+		@in_airport ||= []
+	end
+
+	def dock(plane)
+		@in_airport << plane
+	end
+
+	def filled_spaces
+		@in_airport.count
+	end
+
+	def release(plane)
+		@in_airport.pop
+		self
+	end
+
+end

lib/plane.rb

@@ -0,0 +1,17 @@
+class Plane
+	def initialize
+		@grounded = true
+	end
+
+	def grounded?
+		@grounded
+	end
+
+	def take_off
+		@grounded = false
+	end
+
+	def land
+		@grounded = true
+	end
+end

lor

@@ -0,0 +1,4 @@
+.....
+
+Finished in 0.00203 seconds (files took 0.09163 seconds to load)
+5 examples, 0 failures

spec/airport_spec.rb

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+require 'airport'
+
+
+describe Airport do
+
+let(:airport)	{ Airport.new 		}
+let(:plane) 	{ double = 'plane'	}
+
+
+	context 'take off and landing' do
+		it 'can have a plane land in it' do
+			airport.dock(plane)
+			expect(airport.filled_spaces).to eq 1
+		end
+
+		it 'can have a plane take off from it' do
+			airport.dock(plane)
+			airport.release(plane)
+			expect(airport.filled_spaces).to eq 0
+		end
+
+
+	end
+
+end

spec/planes_spec.rb

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+require 'plane'
+
+describe Plane do 
+
+	let(:plane) {Plane.new}
+
+	it "is grounded when created" do
+		expect(plane.grounded?).to be true
+	end
+
+	it "can take off" do
+		plane.take_off
+		expect(plane.grounded?).to be false
+	end
+
+	it "can land" do
+		plane.take_off
+		plane.land
+		expect(plane.grounded?).to be true
+	end
+	
+end