Създаване на хеш чрез map

Програмиране с Ruby

Курс във Факултета по Математика и Информатика към СУ

Решение на Пета задача - DataModel от Христо Христов

Обратно към всички решения

Към профила на Христо Христов

Резултати

  • 0 точки от тестове
  • 0 бонус точки
  • 0 точки общо
  • 1 успешни тест(а)
  • 24 неуспешни тест(а)

Код

class DataModel
def self.attributes(*args)
args.each do |arg|
define_method "#{arg}=" do |number|
instance_variable_set( "@#{arg}", number)
end
define_method arg.to_s do
instance_variable_get"@#{arg}"
end
end
end
def self.data_store(_)
end
end
class ArrayStore
end
class HashStore
end

Лог от изпълнението

.FFFFFFFFFFFFFFFFFFFFFFFF

Failures:

  1) DataModel has attributes and data_model getters
     Failure/Error: expect(user_model.attributes).to include :first_name
       expected [] to include :first_name
       Diff:
       @@ -1,2 +1,2 @@
       -[:first_name]
       +[]
     # /tmp/d20161202-15620-eawt51/spec.rb:22:in `block (2 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

  2) DataModel accepts attributes when initializing
     Failure/Error: record = user_model.new(
     ArgumentError:
       wrong number of arguments (given 1, expected 0)
     # /tmp/d20161202-15620-eawt51/spec.rb:28:in `initialize'
     # /tmp/d20161202-15620-eawt51/spec.rb:28:in `new'
     # /tmp/d20161202-15620-eawt51/spec.rb:28:in `block (2 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

  3) DataModel has #find_by_<attribute> methods
     Failure/Error: record = user_model.new(first_name: 'Ivan', last_name: 'Ivanov')
     ArgumentError:
       wrong number of arguments (given 1, expected 0)
     # /tmp/d20161202-15620-eawt51/spec.rb:40:in `initialize'
     # /tmp/d20161202-15620-eawt51/spec.rb:40:in `new'
     # /tmp/d20161202-15620-eawt51/spec.rb:40:in `block (2 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

  4) DataModel id generation creates id on first save and does not change it
     Failure/Error: record = user_model.new(first_name: 'Ivan', last_name: 'Ivanov')
     ArgumentError:
       wrong number of arguments (given 1, expected 0)
     # /tmp/d20161202-15620-eawt51/spec.rb:49:in `initialize'
     # /tmp/d20161202-15620-eawt51/spec.rb:49:in `new'
     # /tmp/d20161202-15620-eawt51/spec.rb:49:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

  5) DataModel id generation does not reuse ids
     Failure/Error: ivan = user_model.new(first_name: 'Ivan')
     ArgumentError:
       wrong number of arguments (given 1, expected 0)
     # /tmp/d20161202-15620-eawt51/spec.rb:63:in `initialize'
     # /tmp/d20161202-15620-eawt51/spec.rb:63:in `new'
     # /tmp/d20161202-15620-eawt51/spec.rb:63:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

  6) DataModel id generation does not break when there are two models with the same store
     Failure/Error: ivan = user_model.new(first_name: 'Ivan')
     ArgumentError:
       wrong number of arguments (given 1, expected 0)
     # /tmp/d20161202-15620-eawt51/spec.rb:81:in `initialize'
     # /tmp/d20161202-15620-eawt51/spec.rb:81:in `new'
     # /tmp/d20161202-15620-eawt51/spec.rb:81:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

  7) DataModel equality comparison compares by id if both records are saved
     Failure/Error: ivan = user_model.new(first_name: 'Ivan')
     ArgumentError:
       wrong number of arguments (given 1, expected 0)
     # /tmp/d20161202-15620-eawt51/spec.rb:93:in `initialize'
     # /tmp/d20161202-15620-eawt51/spec.rb:93:in `new'
     # /tmp/d20161202-15620-eawt51/spec.rb:93:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

  8) DataModel equality comparison uses #equal? if there are no ids
     Failure/Error: first_user  = user_model.new(first_name: 'Ivan')
     ArgumentError:
       wrong number of arguments (given 1, expected 0)
     # /tmp/d20161202-15620-eawt51/spec.rb:109:in `initialize'
     # /tmp/d20161202-15620-eawt51/spec.rb:109:in `new'
     # /tmp/d20161202-15620-eawt51/spec.rb:109:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

  9) DataModel.where finds records by attributes
     Failure/Error: user_model.new(first_name: 'Ivan', last_name: 'Ivanov').save
     ArgumentError:
       wrong number of arguments (given 1, expected 0)
     # /tmp/d20161202-15620-eawt51/spec.rb:119:in `initialize'
     # /tmp/d20161202-15620-eawt51/spec.rb:119:in `new'
     # /tmp/d20161202-15620-eawt51/spec.rb:119:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

  10) DataModel.where finds records by multiple attributes
     Failure/Error: user_model.new(first_name: 'Ivan', last_name: 'Ivanov').save
     ArgumentError:
       wrong number of arguments (given 1, expected 0)
     # /tmp/d20161202-15620-eawt51/spec.rb:119:in `initialize'
     # /tmp/d20161202-15620-eawt51/spec.rb:119:in `new'
     # /tmp/d20161202-15620-eawt51/spec.rb:119:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

  11) DataModel.where returns empty collection when nothing is found
     Failure/Error: user_model.new(first_name: 'Ivan', last_name: 'Ivanov').save
     ArgumentError:
       wrong number of arguments (given 1, expected 0)
     # /tmp/d20161202-15620-eawt51/spec.rb:119:in `initialize'
     # /tmp/d20161202-15620-eawt51/spec.rb:119:in `new'
     # /tmp/d20161202-15620-eawt51/spec.rb:119:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

  12) DataModel.where raises an error if the query is by an unknown key
     Failure/Error: user_model.new(first_name: 'Ivan', last_name: 'Ivanov').save
     ArgumentError:
       wrong number of arguments (given 1, expected 0)
     # /tmp/d20161202-15620-eawt51/spec.rb:119:in `initialize'
     # /tmp/d20161202-15620-eawt51/spec.rb:119:in `new'
     # /tmp/d20161202-15620-eawt51/spec.rb:119:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

  13) DataModel#delete deletes only the record for which it is called
     Failure/Error: ivan = user_model.new(first_name: 'Ivan').save
     ArgumentError:
       wrong number of arguments (given 1, expected 0)
     # /tmp/d20161202-15620-eawt51/spec.rb:152:in `initialize'
     # /tmp/d20161202-15620-eawt51/spec.rb:152:in `new'
     # /tmp/d20161202-15620-eawt51/spec.rb:152:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

  14) DataModel#delete raises an error if the record is not saved
     Failure/Error: DataModel::DeleteUnsavedRecordError
     NameError:
       uninitialized constant DataModel::DeleteUnsavedRecordError
     # /tmp/d20161202-15620-eawt51/spec.rb:164:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

  15) HashStore behaves like a data store #create saves a new record
     Failure/Error: store.create(user)
     NoMethodError:
       undefined method `create' for #<HashStore:0x007f2d53db0d30>
     Shared Example Group: "a data store" called from /tmp/d20161202-15620-eawt51/spec.rb:235
     # /tmp/d20161202-15620-eawt51/spec.rb:176:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

  16) HashStore behaves like a data store #find can find elements by attributes
     Failure/Error: store.create(user)
     NoMethodError:
       undefined method `create' for #<HashStore:0x007f2d53d9cce0>
     Shared Example Group: "a data store" called from /tmp/d20161202-15620-eawt51/spec.rb:235
     # /tmp/d20161202-15620-eawt51/spec.rb:185:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

  17) HashStore behaves like a data store #update updates the attributes of a record with a given ID
     Failure/Error: store.create(user)
     NoMethodError:
       undefined method `create' for #<HashStore:0x007f2d53d8cd90>
     Shared Example Group: "a data store" called from /tmp/d20161202-15620-eawt51/spec.rb:235
     # /tmp/d20161202-15620-eawt51/spec.rb:198:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

  18) HashStore behaves like a data store #update only updates records with the correct IDs
     Failure/Error: store.create(georgi)
     NoMethodError:
       undefined method `create' for #<HashStore:0x007f2d53d76360>
     Shared Example Group: "a data store" called from /tmp/d20161202-15620-eawt51/spec.rb:235
     # /tmp/d20161202-15620-eawt51/spec.rb:207:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

  19) HashStore behaves like a data store #delete can delete multiple records with a single query
     Failure/Error: store.create(first_pesho)
     NoMethodError:
       undefined method `create' for #<HashStore:0x007f2d53d231b0>
     Shared Example Group: "a data store" called from /tmp/d20161202-15620-eawt51/spec.rb:235
     # /tmp/d20161202-15620-eawt51/spec.rb:223:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

  20) ArrayStore behaves like a data store #create saves a new record
     Failure/Error: store.create(user)
     NoMethodError:
       undefined method `create' for #<ArrayStore:0x007f2d53d0e440>
     Shared Example Group: "a data store" called from /tmp/d20161202-15620-eawt51/spec.rb:239
     # /tmp/d20161202-15620-eawt51/spec.rb:176:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

  21) ArrayStore behaves like a data store #find can find elements by attributes
     Failure/Error: store.create(user)
     NoMethodError:
       undefined method `create' for #<ArrayStore:0x007f2d53d00188>
     Shared Example Group: "a data store" called from /tmp/d20161202-15620-eawt51/spec.rb:239
     # /tmp/d20161202-15620-eawt51/spec.rb:185:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

  22) ArrayStore behaves like a data store #update updates the attributes of a record with a given ID
     Failure/Error: store.create(user)
     NoMethodError:
       undefined method `create' for #<ArrayStore:0x007f2d53c9bf80>
     Shared Example Group: "a data store" called from /tmp/d20161202-15620-eawt51/spec.rb:239
     # /tmp/d20161202-15620-eawt51/spec.rb:198:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

  23) ArrayStore behaves like a data store #update only updates records with the correct IDs
     Failure/Error: store.create(georgi)
     NoMethodError:
       undefined method `create' for #<ArrayStore:0x007f2d53c983a8>
     Shared Example Group: "a data store" called from /tmp/d20161202-15620-eawt51/spec.rb:239
     # /tmp/d20161202-15620-eawt51/spec.rb:207:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

  24) ArrayStore behaves like a data store #delete can delete multiple records with a single query
     Failure/Error: store.create(first_pesho)
     NoMethodError:
       undefined method `create' for #<ArrayStore:0x007f2d53c7d328>
     Shared Example Group: "a data store" called from /tmp/d20161202-15620-eawt51/spec.rb:239
     # /tmp/d20161202-15620-eawt51/spec.rb:223:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:7:in `block (2 levels) in <top (required)>'

Finished in 0.01829 seconds
25 examples, 24 failures

Failed examples:

rspec /tmp/d20161202-15620-eawt51/spec.rb:21 # DataModel has attributes and data_model getters
rspec /tmp/d20161202-15620-eawt51/spec.rb:27 # DataModel accepts attributes when initializing
rspec /tmp/d20161202-15620-eawt51/spec.rb:39 # DataModel has #find_by_<attribute> methods
rspec /tmp/d20161202-15620-eawt51/spec.rb:48 # DataModel id generation creates id on first save and does not change it
rspec /tmp/d20161202-15620-eawt51/spec.rb:62 # DataModel id generation does not reuse ids
rspec /tmp/d20161202-15620-eawt51/spec.rb:74 # DataModel id generation does not break when there are two models with the same store
rspec /tmp/d20161202-15620-eawt51/spec.rb:92 # DataModel equality comparison compares by id if both records are saved
rspec /tmp/d20161202-15620-eawt51/spec.rb:108 # DataModel equality comparison uses #equal? if there are no ids
rspec /tmp/d20161202-15620-eawt51/spec.rb:124 # DataModel.where finds records by attributes
rspec /tmp/d20161202-15620-eawt51/spec.rb:129 # DataModel.where finds records by multiple attributes
rspec /tmp/d20161202-15620-eawt51/spec.rb:138 # DataModel.where returns empty collection when nothing is found
rspec /tmp/d20161202-15620-eawt51/spec.rb:142 # DataModel.where raises an error if the query is by an unknown key
rspec /tmp/d20161202-15620-eawt51/spec.rb:151 # DataModel#delete deletes only the record for which it is called
rspec /tmp/d20161202-15620-eawt51/spec.rb:162 # DataModel#delete raises an error if the record is not saved
rspec /tmp/d20161202-15620-eawt51/spec.rb:174 # HashStore behaves like a data store #create saves a new record
rspec /tmp/d20161202-15620-eawt51/spec.rb:183 # HashStore behaves like a data store #find can find elements by attributes
rspec /tmp/d20161202-15620-eawt51/spec.rb:196 # HashStore behaves like a data store #update updates the attributes of a record with a given ID
rspec /tmp/d20161202-15620-eawt51/spec.rb:204 # HashStore behaves like a data store #update only updates records with the correct IDs
rspec /tmp/d20161202-15620-eawt51/spec.rb:218 # HashStore behaves like a data store #delete can delete multiple records with a single query
rspec /tmp/d20161202-15620-eawt51/spec.rb:174 # ArrayStore behaves like a data store #create saves a new record
rspec /tmp/d20161202-15620-eawt51/spec.rb:183 # ArrayStore behaves like a data store #find can find elements by attributes
rspec /tmp/d20161202-15620-eawt51/spec.rb:196 # ArrayStore behaves like a data store #update updates the attributes of a record with a given ID
rspec /tmp/d20161202-15620-eawt51/spec.rb:204 # ArrayStore behaves like a data store #update only updates records with the correct IDs
rspec /tmp/d20161202-15620-eawt51/spec.rb:218 # ArrayStore behaves like a data store #delete can delete multiple records with a single query

История (1 версия и 0 коментара)

Христо обнови решението на 28.11.2016 12:17 (преди над 7 години)

+class DataModel
+
+ def self.attributes(*args)
+ args.each do |arg|
+ define_method "#{arg}=" do |number|
+ instance_variable_set( "@#{arg}", number)
+ end
+ define_method arg.to_s do
+ instance_variable_get"@#{arg}"
+ end
+ end
+ end
+
+ def self.data_store(_)
+
+ end
+end
+
+class ArrayStore
+end
+
+class HashStore
+end