Решение на Трета задача от Татяна Тотева

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0 успешни тест(а)
19 неуспешни тест(а)

Код

class Inventory

  attr_accessor :name, :price

  def register(name,price)

    @name = name

    @price = price

  def new_cart

    Cart.new

class Cart

  attr_accessor :name, :count

  def add(name,count='1')

    @name = name

    @count = count

Лог от изпълнението

FFFFFFFFFFFFFFFFFFF

Failures:

  1) Inventory with no discounts can tell the total price of all products
     Failure/Error: cart.total.should eq '3.98'.to_d
     NoMethodError:
       undefined method `total' for #<Cart:0x99deb68 @name="The Best of Coltrane CD", @count="1">
     # /tmp/d20111115-5847-1822wie/spec.rb:44:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (2 levels) in <top (required)>'

  2) Inventory with no discounts has some constraints on prices and counts
     Failure/Error: expect { inventory.register 'Negative', '-10.00' }.to raise_error
       expected Exception but nothing was raised
     # /tmp/d20111115-5847-1822wie/spec.rb:55:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (2 levels) in <top (required)>'

  3) Inventory with no discounts can print an invoice
     Failure/Error: cart.invoice.should eq <<INVOICE
     NoMethodError:
       undefined method `invoice' for #<Cart:0x99dccb4 @name="Black Coffee", @count=2>
     # /tmp/d20111115-5847-1822wie/spec.rb:73:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (2 levels) in <top (required)>'

  4) Inventory with a 'buy X, get one free' promotion grants every nth item for free
     Failure/Error: inventory.register 'Gum', '1.00', get_one_free: 4
     ArgumentError:
       wrong number of arguments (3 for 2)
     # /tmp/d20111115-5847-1822wie/solution.rb:4:in `register'
     # /tmp/d20111115-5847-1822wie/spec.rb:89:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (2 levels) in <top (required)>'

  5) Inventory with a 'buy X, get one free' promotion grants 2 items free, when 8 purchased and every 3rd is free
     Failure/Error: inventory.register 'Gum', '1.00', get_one_free: 3
     ArgumentError:
       wrong number of arguments (3 for 2)
     # /tmp/d20111115-5847-1822wie/solution.rb:4:in `register'
     # /tmp/d20111115-5847-1822wie/spec.rb:97:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (2 levels) in <top (required)>'

  6) Inventory with a 'buy X, get one free' promotion shows the discount in the invoice
     Failure/Error: inventory.register 'Green Tea', '1.00', get_one_free: 3
     ArgumentError:
       wrong number of arguments (3 for 2)
     # /tmp/d20111115-5847-1822wie/solution.rb:4:in `register'
     # /tmp/d20111115-5847-1822wie/spec.rb:105:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (2 levels) in <top (required)>'

  7) Inventory with a '% off for every n' promotion gives % off for every group of n
     Failure/Error: inventory.register 'Sandwich', '1.00', package: {4 => 20}
     ArgumentError:
       wrong number of arguments (3 for 2)
     # /tmp/d20111115-5847-1822wie/solution.rb:4:in `register'
     # /tmp/d20111115-5847-1822wie/spec.rb:128:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (2 levels) in <top (required)>'

  8) Inventory with a '% off for every n' promotion does not discount for extra items, that don't fit in a group
     Failure/Error: inventory.register 'Sandwich', '0.50', package: {4 => 10}
     ArgumentError:
       wrong number of arguments (3 for 2)
     # /tmp/d20111115-5847-1822wie/solution.rb:4:in `register'
     # /tmp/d20111115-5847-1822wie/spec.rb:138:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (2 levels) in <top (required)>'

  9) Inventory with a '% off for every n' promotion shows the discount in the invoice
     Failure/Error: inventory.register 'Green Tea', '1.00', package: {4 => 10}
     ArgumentError:
       wrong number of arguments (3 for 2)
     # /tmp/d20111115-5847-1822wie/solution.rb:4:in `register'
     # /tmp/d20111115-5847-1822wie/spec.rb:148:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (2 levels) in <top (required)>'

  10) Inventory with a '% off of every item after the nth' promotion gives a discount for every item after the nth
     Failure/Error: inventory.register 'Coke', '2.00', threshold: {5 => 10}
     ArgumentError:
       wrong number of arguments (3 for 2)
     # /tmp/d20111115-5847-1822wie/solution.rb:4:in `register'
     # /tmp/d20111115-5847-1822wie/spec.rb:171:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (2 levels) in <top (required)>'

  11) Inventory with a '% off of every item after the nth' promotion does not give a discount if there are no more than n items in the cart
     Failure/Error: inventory.register 'Coke', '1.00', threshold: {10 => 20}
     ArgumentError:
       wrong number of arguments (3 for 2)
     # /tmp/d20111115-5847-1822wie/solution.rb:4:in `register'
     # /tmp/d20111115-5847-1822wie/spec.rb:178:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (2 levels) in <top (required)>'

  12) Inventory with a '% off of every item after the nth' promotion shows the discount in the ivnoice
     Failure/Error: inventory.register 'Green Tea', '1.00', threshold: {10 => 10}
     ArgumentError:
       wrong number of arguments (3 for 2)
     # /tmp/d20111115-5847-1822wie/solution.rb:4:in `register'
     # /tmp/d20111115-5847-1822wie/spec.rb:191:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (2 levels) in <top (required)>'

  13) Inventory with a '% off' coupon gives % off of the total
     Failure/Error: inventory.register_coupon 'TEATIME', percent: 20
     NoMethodError:
       undefined method `register_coupon' for #<Inventory:0x9a1c47c @name="Tea", @price="1.00">
     # /tmp/d20111115-5847-1822wie/spec.rb:215:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (2 levels) in <top (required)>'

  14) Inventory with a '% off' coupon applies the coupon discount after product promotions
     Failure/Error: inventory.register 'Tea', '1.00', get_one_free: 6
     ArgumentError:
       wrong number of arguments (3 for 2)
     # /tmp/d20111115-5847-1822wie/solution.rb:4:in `register'
     # /tmp/d20111115-5847-1822wie/spec.rb:224:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (2 levels) in <top (required)>'

  15) Inventory with a '% off' coupon shows the discount in the invoice
     Failure/Error: inventory.register_coupon 'TEA-TIME', percent: 20
     NoMethodError:
       undefined method `register_coupon' for #<Inventory:0x9a1b130 @name="Green Tea", @price="1.00">
     # /tmp/d20111115-5847-1822wie/spec.rb:235:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (2 levels) in <top (required)>'

  16) Inventory with an 'amount off' coupon subtracts the amount form the total
     Failure/Error: inventory.register_coupon 'TEATIME', amount: '10.00'.to_d
     NoMethodError:
       undefined method `to_d' for "10.00":String
     # /tmp/d20111115-5847-1822wie/spec.rb:256:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (2 levels) in <top (required)>'

  17) Inventory with an 'amount off' coupon does not result in a negative total
     Failure/Error: inventory.register_coupon 'TEATIME', amount: '10.00'.to_d
     NoMethodError:
       undefined method `to_d' for "10.00":String
     # /tmp/d20111115-5847-1822wie/spec.rb:266:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (2 levels) in <top (required)>'

  18) Inventory with an 'amount off' coupon shows the discount in the invoice
     Failure/Error: inventory.register_coupon 'TEA-TIME', amount: '10.00'.to_d
     NoMethodError:
       undefined method `to_d' for "10.00":String
     # /tmp/d20111115-5847-1822wie/spec.rb:276:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (2 levels) in <top (required)>'

  19) Inventory with multiple discounts can print an invoice
     Failure/Error: inventory.register 'Green Tea',    '2.79', get_one_free: 2
     ArgumentError:
       wrong number of arguments (3 for 2)
     # /tmp/d20111115-5847-1822wie/solution.rb:4:in `register'
     # /tmp/d20111115-5847-1822wie/spec.rb:296:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (3 levels) in <top (required)>'
     # ./lib/homework/run_with_timeout.rb:5:in `block (2 levels) in <top (required)>'

Finished in 0.549 seconds
19 examples, 19 failures

Failed examples:

rspec /tmp/d20111115-5847-1822wie/spec.rb:38 # Inventory with no discounts can tell the total price of all products
rspec /tmp/d20111115-5847-1822wie/spec.rb:47 # Inventory with no discounts has some constraints on prices and counts
rspec /tmp/d20111115-5847-1822wie/spec.rb:64 # Inventory with no discounts can print an invoice
rspec /tmp/d20111115-5847-1822wie/spec.rb:88 # Inventory with a 'buy X, get one free' promotion grants every nth item for free
rspec /tmp/d20111115-5847-1822wie/spec.rb:96 # Inventory with a 'buy X, get one free' promotion grants 2 items free, when 8 purchased and every 3rd is free
rspec /tmp/d20111115-5847-1822wie/spec.rb:104 # Inventory with a 'buy X, get one free' promotion shows the discount in the invoice
rspec /tmp/d20111115-5847-1822wie/spec.rb:127 # Inventory with a '% off for every n' promotion gives % off for every group of n
rspec /tmp/d20111115-5847-1822wie/spec.rb:137 # Inventory with a '% off for every n' promotion does not discount for extra items, that don't fit in a group
rspec /tmp/d20111115-5847-1822wie/spec.rb:147 # Inventory with a '% off for every n' promotion shows the discount in the invoice
rspec /tmp/d20111115-5847-1822wie/spec.rb:170 # Inventory with a '% off of every item after the nth' promotion gives a discount for every item after the nth
rspec /tmp/d20111115-5847-1822wie/spec.rb:177 # Inventory with a '% off of every item after the nth' promotion does not give a discount if there are no more than n items in the cart
rspec /tmp/d20111115-5847-1822wie/spec.rb:190 # Inventory with a '% off of every item after the nth' promotion shows the discount in the ivnoice
rspec /tmp/d20111115-5847-1822wie/spec.rb:213 # Inventory with a '% off' coupon gives % off of the total
rspec /tmp/d20111115-5847-1822wie/spec.rb:223 # Inventory with a '% off' coupon applies the coupon discount after product promotions
rspec /tmp/d20111115-5847-1822wie/spec.rb:233 # Inventory with a '% off' coupon shows the discount in the invoice
rspec /tmp/d20111115-5847-1822wie/spec.rb:254 # Inventory with an 'amount off' coupon subtracts the amount form the total
rspec /tmp/d20111115-5847-1822wie/spec.rb:264 # Inventory with an 'amount off' coupon does not result in a negative total
rspec /tmp/d20111115-5847-1822wie/spec.rb:274 # Inventory with an 'amount off' coupon shows the discount in the invoice
rspec /tmp/d20111115-5847-1822wie/spec.rb:295 # Inventory with multiple discounts can print an invoice

История (1 версия и 0 коментара)

Татяна обнови решението на 07.11.2011 10:38 (преди над 12 години)

+class Inventory

+  attr_accessor :name, :price

+  def register(name,price)

+    @name = name

+    @price = price

+  end

+  def new_cart

+    Cart.new

+  end

+class Cart

+  attr_accessor :name, :count

+  def add(name,count='1')

+    @name = name

+    @count = count

+  end

Програмиране с Ruby

Курс във Факултета по Математика и Информатика към СУ

Решение на Трета задача от Татяна Тотева

Резултати

Код

Лог от изпълнението

История (1 версия и 0 коментара)

Татяна обнови решението на 07.11.2011 10:38 (преди над 12 години)