Panda Level

minitest/minitest/navy.rb

@@ -0,0 +1,22 @@
+class Admiral
+  attr_reader :battleship
+  def initialize(battleship)
+    @battleship = battleship
+  end
+
+  def fire_upon_target
+    @battleship.fire!
+  end
+
+end
+
+class Battleship
+  attr_reader :ammunition
+  def initialize
+    @ammunition = 10
+  end
+
+  def fire!
+    @ammunition = @ammunition - 1
+  end
+end

minitest/minitest/navy_test.rb

@@ -0,0 +1,49 @@
+require_relative "navy"
+require "minitest/autorun"
+require "minitest/mock"
+
+class TestAdmiral < MiniTest::Unit::TestCase
+
+  def setup
+    @battleship = MiniTest::Mock.new
+    @admiral = Admiral.new(@battleship)
+  end
+
+  def test_can_tell_the_battleship_to_fire
+    @battleship.expect :fire!, nil
+    @admiral.fire_upon_target
+    @battleship.verify
+  end
+end
+
+class TestBattleship< MiniTest::Unit::TestCase
+  def test_will_decrease_ammunition_when_firing
+    battleship = Battleship.new
+    starting_ammunition = battleship.ammunition
+    battleship.fire!
+    assert_equal (starting_ammunition - 1), battleship.ammunition
+  end
+end
+
+describe Battleship do
+  it "should decrease ammo" do
+    battleship = Battleship.new
+    starting_ammunition = battleship.ammunition
+    battleship.fire!
+    battleship.ammunition.must_equal (starting_ammunition -1)
+  end
+
+  it "should have starting ammo of 10" do
+    battleship = Battleship.new
+    starting_ammunition = battleship.ammunition
+    starting_ammunition.must_equal (10)
+  end
+end
+
+describe Admiral do
+  it "should have a battleship" do
+    battleship = Battleship.new
+    admiral = Admiral.new(battleship)
+    assert (1), admiral.battleship
+  end
+end

minitest/navy.rb

@@ -1,4 +1,5 @@
 class Admiral
+  attr_reader :battleship
   def initialize(battleship)
     @battleship = battleship
   end
@@ -12,7 +13,7 @@ def fire_upon_target
 class Battleship
   attr_reader :ammunition
   def initialize
-    @ammunition = 100
+    @ammunition = 10
   end
 
   def fire!

minitest/navy_test.rb

@@ -32,4 +32,16 @@ def test_will_decrease_ammunition_when_firing
     battleship.fire!
     battleship.ammunition.must_equal (starting_ammunition -1)
   end
+  it "should have starting ammo of 10" do
+    battleship = Battleship.new
+    battleship.ammunition.must_equal (10)
+  end
+end
+
+describe Admiral do
+  it "should have a battleship" do
+    battleship = Battleship.new
+    admiral = Admiral.new(battleship)
+    assert_equal (battleship), admiral.battleship
+  end
 end