Програмиране с Ruby

Курс във Факултета по Математика и Информатика към СУ

Решение на Втора задача от Моника Димитрова

Обратно към всички решения

Към профила на Моника Димитрова

Резултати

  • 5 точки от тестове
  • 0 бонус точки
  • 5 точки общо
  • 18 успешни тест(а)
  • 4 неуспешни тест(а)

Код

class Task
include Enumerable
def initialize(args)
@status = args[0].downcase.to_sym
@description = args[1]
@priority = args[2].downcase.to_sym
@tags = args[3].nil? ? [] : args[3].split(', ')
end
def status
@status
end
def description
@description
end
def priority
@priority
end
def tags
return [] if @tags.nil?
@tags
end
def include?(criteria)
criteria.get_criteria.all? { |criterion| check_criterion(criterion) }
end
def check_criterion(criterion)
if criterion.class == Symbol
status == criterion or priority == criterion
elsif criterion.class == String
tags.include? criterion
end
end
def check_tags(tags_list)
tags_list.all? { |searched_tag| tags.include? searched_tag }
end
end
class TodoList
include Enumerable
def initialize(text)
@list = text
end
def each
array = @list.to_a
array.each { |task| yield task }
end
def self.parse(text)
parsed = text.lines().map { |line| line.chomp().split('|').map(&:strip) }
todo_list = TodoList.new(parsed.map { |task| Task.new(task) })
end
def filter(criterion)
filtered_list = TodoList.new( select { |task| task.include? criterion })
end
def adjoin(other)
self_array = self.each { |task| task }
other_array = other.each { |task| task }
adjoined_list = TodoList.new([self_array, other_array].flatten)
end
def tasks_todo
@list.select { |task| task.status == :todo }.size
end
def tasks_in_progress
@list.select { |task| task.status == :current }.size
end
def tasks_completed
@list.select { |task| task.status == :done }.size
end
def completed?
@list.all? { |task| task.status == :done }
end
end
class Criteria
def initialize(criteria)
@criteria = criteria
end
def self.status(criterion)
status_criterion = Criteria.new([criterion])
end
def self.priority(criterion)
status_criterion = Criteria.new([criterion])
end
def self.tags(criteria_tags)
if criteria_tags.empty?
tags_criterion = Criteria.new([])
else
tags_criterion = Criteria.new(criteria_tags)
end
end
def get_criteria
@criteria
end
def &(other)
criteria = Criteria.new([self.get_criteria, other.get_criteria].flatten)
end
def |(other)
criteria = Criteria.new([self.get_criteria, other.get_criteria]) #FIXME
end
def !(other)
#FIXME
end
end

Лог от изпълнението

......FFFF............

Failures:

  1) TodoList supports a disjunction of filters
     Failure/Error: ]
       expected collection contained:  ["Do the 5th Ruby challenge.", "Find missing socks.", "Get 8 hours of sleep.", "Have some tea."]
       actual collection contained:    []
       the missing elements were:      ["Do the 5th Ruby challenge.", "Find missing socks.", "Get 8 hours of sleep.", "Have some tea."]
     # /tmp/d20131107-4393-1wivcqg/spec.rb:62:in `block (2 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:5:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:5:in `block (2 levels) in <top (required)>'

  2) TodoList supports a negation of filters
     Failure/Error: filtered = todo_list.filter !Criteria.status(:todo)
     ArgumentError:
       wrong number of arguments (0 for 1)
     # /tmp/d20131107-4393-1wivcqg/solution.rb:122:in `!'
     # /tmp/d20131107-4393-1wivcqg/spec.rb:66:in `block (2 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:5:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:5:in `block (2 levels) in <top (required)>'

  3) TodoList supports simple filters combination
     Failure/Error: filtered = todo_list.filter Criteria.priority(:high) & !Criteria.tags(['development'])
     ArgumentError:
       wrong number of arguments (0 for 1)
     # /tmp/d20131107-4393-1wivcqg/solution.rb:122:in `!'
     # /tmp/d20131107-4393-1wivcqg/spec.rb:76:in `block (2 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:5:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:5:in `block (2 levels) in <top (required)>'

  4) TodoList supports complex filters combination
     Failure/Error: !Criteria.tags(['development'])
     ArgumentError:
       wrong number of arguments (0 for 1)
     # /tmp/d20131107-4393-1wivcqg/solution.rb:122:in `!'
     # /tmp/d20131107-4393-1wivcqg/spec.rb:84:in `block (2 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:5:in `block (3 levels) in <top (required)>'
     # ./lib/language/ruby/run_with_timeout.rb:5:in `block (2 levels) in <top (required)>'

Finished in 0.03341 seconds
22 examples, 4 failures

Failed examples:

rspec /tmp/d20131107-4393-1wivcqg/spec.rb:55 # TodoList supports a disjunction of filters
rspec /tmp/d20131107-4393-1wivcqg/spec.rb:65 # TodoList supports a negation of filters
rspec /tmp/d20131107-4393-1wivcqg/spec.rb:75 # TodoList supports simple filters combination
rspec /tmp/d20131107-4393-1wivcqg/spec.rb:80 # TodoList supports complex filters combination

История (1 версия и 0 коментара)

Моника обнови решението на 06.11.2013 13:42 (преди над 10 години)

+class Task
+ include Enumerable
+
+ def initialize(args)
+ @status = args[0].downcase.to_sym
+ @description = args[1]
+ @priority = args[2].downcase.to_sym
+ @tags = args[3].nil? ? [] : args[3].split(', ')
+ end
+
+ def status
+ @status
+ end
+
+ def description
+ @description
+ end
+
+ def priority
+ @priority
+ end
+
+ def tags
+ return [] if @tags.nil?
+ @tags
+ end
+
+ def include?(criteria)
+ criteria.get_criteria.all? { |criterion| check_criterion(criterion) }
+ end
+
+ def check_criterion(criterion)
+ if criterion.class == Symbol
+ status == criterion or priority == criterion
+ elsif criterion.class == String
+ tags.include? criterion
+ end
+ end
+
+ def check_tags(tags_list)
+ tags_list.all? { |searched_tag| tags.include? searched_tag }
+ end
+end
+
+class TodoList
+ include Enumerable
+
+ def initialize(text)
+ @list = text
+ end
+
+ def each
+ array = @list.to_a
+ array.each { |task| yield task }
+ end
+
+ def self.parse(text)
+ parsed = text.lines().map { |line| line.chomp().split('|').map(&:strip) }
+ todo_list = TodoList.new(parsed.map { |task| Task.new(task) })
+ end
+
+ def filter(criterion)
+ filtered_list = TodoList.new( select { |task| task.include? criterion })
+ end
+
+ def adjoin(other)
+ self_array = self.each { |task| task }
+ other_array = other.each { |task| task }
+ adjoined_list = TodoList.new([self_array, other_array].flatten)
+ end
+
+ def tasks_todo
+ @list.select { |task| task.status == :todo }.size
+ end
+
+ def tasks_in_progress
+ @list.select { |task| task.status == :current }.size
+ end
+
+ def tasks_completed
+ @list.select { |task| task.status == :done }.size
+ end
+
+ def completed?
+ @list.all? { |task| task.status == :done }
+ end
+end
+
+class Criteria
+ def initialize(criteria)
+ @criteria = criteria
+ end
+
+ def self.status(criterion)
+ status_criterion = Criteria.new([criterion])
+ end
+
+ def self.priority(criterion)
+ status_criterion = Criteria.new([criterion])
+ end
+
+ def self.tags(criteria_tags)
+ if criteria_tags.empty?
+ tags_criterion = Criteria.new([])
+ else
+ tags_criterion = Criteria.new(criteria_tags)
+ end
+ end
+
+ def get_criteria
+ @criteria
+ end
+
+ def &(other)
+ criteria = Criteria.new([self.get_criteria, other.get_criteria].flatten)
+ end
+
+ def |(other)
+ criteria = Criteria.new([self.get_criteria, other.get_criteria]) #FIXME
+ end
+
+ def !(other)
+ #FIXME
+ end
+end