Added test suite and changed drain behavior

Gemfile.lock

@@ -0,0 +1,26 @@
+GEM
+ remote: https://rubygems.org/
+ specs:
+ diff-lcs (1.4.4)
+ rspec (3.10.0)
+ rspec-core (~> 3.10.0)
+ rspec-expectations (~> 3.10.0)
+ rspec-mocks (~> 3.10.0)
+ rspec-core (3.10.1)
+ rspec-support (~> 3.10.0)
+ rspec-expectations (3.10.1)
+ diff-lcs (>= 1.2.0, < 2.0)
+ rspec-support (~> 3.10.0)
+ rspec-mocks (3.10.2)
+ diff-lcs (>= 1.2.0, < 2.0)
+ rspec-support (~> 3.10.0)
+ rspec-support (3.10.2)
+
+PLATFORMS
+ x64-mingw32
+
+DEPENDENCIES
+ rspec
+
+BUNDLED WITH
+ 2.2.7

lib/item.rb

@@ -4,6 +4,5 @@ class Item
  def initialize(name, volume)
  @name = name
  @volume = volume
- end
-
+ end 
 end

lib/vessel.rb

@@ -4,6 +4,22 @@ class Vessel
  def initialize(name, volume)
  @name = name
  @volume = volume
+ @empty = TRUE
  end
 
+ def name()
+ @name
+ end 
+
+ def volume()
+ @volume
+ end 
+
+ def empty?
+ @empty
+ end 
+
+ def fill
+ @empty = FALSE
+ end 
 end

lib/water_dispenser.rb

@@ -7,7 +7,15 @@ def initialize(reservoir)
  end
 
  def dispense(vessel)
+ #if reservoir < vessel.volume
+ puts('not enough water. Resevoir only has: ', reservoir)
+ # return
+ # end 
  reservoir.drain(vessel.volume)
  end
 
+ def fill(vessel)
+ vessel.fill
+ vessel.volume = vessel.volume + reservoir
+ end 
 end

lib/water_reservoir.rb

@@ -17,6 +17,10 @@ def fill
  end
 
  def drain(volume)
+ if self.current_water_volume < volume
+ puts 'Not enough water to drain.'
+ return
+ end 
  self.current_water_volume -= volume
  end
 

spec/freezer_spec.rb

@@ -2,4 +2,8 @@
 
 describe 'A freezer' do
 
+
+ it 'exists' do
+ #exists
+ end 
 end

spec/item_spec.rb

@@ -2,4 +2,13 @@
 
 describe 'An item of food or a beverage' do
 
+ it 'exists' do
+ #exists
+ end 
+
+ it 'has a name and volume' do 
+ item = Item.new('FAKE', 100)
+ expect(item.name).to eq('FAKE')
+ expect(item.volume).to eq(100)
+ end 
 end

spec/vessel_spec.rb

@@ -3,21 +3,28 @@
 describe 'A vessel for holding liquid' do
 
  it 'has a name and volume' do
- vessel = Vessel.new
+ vessel = Vessel.new('FAKE', 100)
  expect(vessel.name).to eq('FAKE')
  expect(vessel.volume).to eq(100)
  end
 
  it 'is initially empty' do
- skip
  vessel = Vessel.new('FAKE', 100)
  expect(vessel).to be_empty
  end
 
  it 'is no longer empty when we fill it' do
- skip
  vessel = Vessel.new('FAKE', 100)
  vessel.fill
  expect(vessel).to_not be_empty
  end
+
+
+ it 'fills vessel' do
+ skip
+ dispenser= WaterDispenser.new(5)
+ vessel = Vessel.new('FAKE', 5)
+ dispenser.fill(vessel)
+ expect(dispenser.reservoir).to eq(10)
+ end
 end

spec/water_dispenser_spec.rb

@@ -2,4 +2,20 @@
 
 describe 'A water dispenser' do
 
+ it 'exists' do
+ #exists
+ end 
+
+ it 'has a reservoir' do
+ dispenser= WaterDispenser.new(5)
+ expect(dispenser.reservoir).to eq(5)
+ end
+
+ it 'has 0 after dispense' do
+ skip
+ dispenser= WaterDispenser.new(5)
+ vessel = Vessel.new('FAKE', 5)
+ dispenser.dispense(vessel)
+ expect(dispenser.reservoir).to eq(0)
+ end
 end

spec/water_reservoir_spec.rb

@@ -2,4 +2,9 @@
 
 describe 'A water reservoir' do
 
+ it 'cannot drain passed a 0 volume' do 
+ water_reservoir = WaterReservoir.new(10,10)
+ water_reservoir.drain(13)
+ expect(water_reservoir.current_water_volume).to eq(10)
+ end 
 end