Създаване на хеш чрез map

Програмиране с Ruby

Курс във Факултета по Математика и Информатика към СУ

Решение на Четвърта задача - Unit тестване от Радослав Гайдаров

Обратно към всички решения

Към профила на Радослав Гайдаров

Резултати

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

Код

RSpec.describe 'Version' do
describe Version do
describe '#initialize' do
context 'when initialize crashes' do
it 'throws error' do
expect { Version.new('.0.1.1') }
.to raise_error(ArgumentError, "Invalid version string '.0.1.1'")
end
it 'also throws error' do
expect { Version.new('0..1') }
.to raise_error(ArgumentError, "Invalid version string '0..1'")
end
it 'is the last to throw error' do
expect { Version.new('1.2.3.') }
.to raise_error(ArgumentError, "Invalid version string '1.2.3.'")
end
end
context 'when initialize works fine' do
it 'shows correct initialize' do
expect(Version.new('2.3.0.0')).to eq '2.3.0.0'
end
it 'also shows correct initialize' do
expect(Version.new(Version.new('0.12.00.23'))).to eq '0.12.00.23'
end
it 'initializes with empty string' do
expect(Version.new('')).to eq 0
end
it 'initializes without argument' do
expect(Version.new).to eq 0
end
end
end
describe '#<=>' do
it 'is bigger than' do
expect(Version.new('3.2.0.1') > Version.new('3.2')).to be true
end
it 'is smaller than' do
expect(Version.new('0.1.2') < Version.new('1')).to be true
end
it 'is bigger or equal to' do
expect(Version.new('3.2.0.2') >= Version.new('3.2.0.1.1.3')).to be true
end
it 'is smaller or equal to' do
expect(Version.new('3.0.1') <= Version.new('3.0.1.0.0')).to be true
end
it 'is equal to' do
expect(Version.new('0.12.00.3.0') == Version.new('0.12.0.3.000.00'))
.to be true
end
it 'checks everything at once' do
expect(Version.new('1.0.2.2.0') <=> Version.new('1.1.0')).to eq -1
end
end
describe '#to_s' do
it 'shows the string version of version' do
expect(Version.new('0.1.2.3.0.00.000').to_s).to eq '0.1.2.3'
end
end
describe '#components' do
it 'returns array from the components of version.No argument used' do
expect(Version.new('1.0.2.0.0').components).to eq [1, 0, 2]
end
it 'returns array from the components of version.N > array size' do
expect(Version.new('1.2').components(4)).to eq [1, 2, 0, 0]
end
it 'returns array from the components of version.N < array size' do
expect(Version.new('1.2.0.0').components(3)).to eq [1, 2, 0]
end
it 'returns array from the components of version.N = array size' do
expect(Version.new('1.2.0.0').components(4)).to eq [1, 2, 0, 0]
end
it 'it does not change version' do
version_test = Version.new('1.2.3.0')
version_test.components(1)
expect(version_test).to eq '1.2.3.0'
end
end
describe 'Range' do
describe '#include' do
it 'works with string' do
begins = Version.new('1')
expect((Version::Range.new(begins, '2').include? '1.0.1')).to be true
end
it 'works with instance' do
ends = Version.new('2')
expect((Version::Range.new('1', ends).include? Version.new('2')))
.to be false
end
end
describe '#to_a' do
it 'generates array from range' do
begins = Version.new('1.9.8')
ends = Version.new('2.0.2')
expect(Version::Range.new(begins, ends).to_a)
.to eq ['1.9.8', '1.9.9', '2', '2.0.1']
end
end
end
end
end

Лог от изпълнението

......F.F.F.F...F..

Failures:

  1) spec Version checks for comparison operators negatively
     Failure/Error: expect(@solution).to_not pass_tests
       expected this solution to not pass the tests:
       
         class Version
         def >(other)
           true
         end
           VALID_VERSION_REGEXP = /\A\z|\A[0-9]+(\.[0-9]+)*\z/
         
           include Comparable
         
           def initialize(version = '')
             unless VALID_VERSION_REGEXP.match(version.to_s)
               raise ArgumentError, "Invalid version string '#{version}'"
             end
         
             @components = version.to_s
               .split('.')
               .map(&:to_i)
               .reverse
               .drop_while(&:zero?)
               .reverse
           end
         
           def <=>(other)
             @components <=> Version.new(other).internal_components
           end
         
           def internal_components(positions = 0)
             padding_size = positions - @components.size
         
             if padding_size > 0
               @components + [0] * padding_size
             elsif positions != 0
               @components.take(positions)
             else
               @components.dup
             end
           end
         
           def components(positions = 0)
             padding_size = positions - @components.size
         
             if padding_size > 0
               @components + [0] * padding_size
             elsif positions != 0
               @components.take(positions)
             else
               @components.dup
             end
           end
         
           def to_s
             @components.join('.')
           end
         
           class Range
             include Enumerable
         
             def initialize(start_version, end_version)
               @start_version = Version.new(start_version)
               @end_version   = Version.new(end_version)
             end
         
             def include?(version)
               (@start_version <=> version) < 1 && (@end_version <=> version) == 1
             end
         
             def each
               current_version = @start_version
         
               while (current_version <=> @end_version) == -1
                 yield current_version
         
                 current_version = increment_version(current_version)
               end
             end
         
             private
         
             def increment_version(version)
               components = version.internal_components(3)
         
               components[2] += 1
         
               components.to_enum.with_index.reverse_each do |_, index|
                 component = components[index]
         
                 if component >= 10 && components[index - 1]
                   components[index]      = 0
                   components[index - 1] += 1
                 end
               end
         
               Version.new(components.join('.'))
             end
           end
         end
     # /tmp/d20161119-19072-1h1m31g/spec.rb:359: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)>'

  2) spec Version tests #components with less components than present
     Failure/Error: expect(@solution).to_not pass_tests
       expected this solution to not pass the tests:
       
         class Version
           VALID_VERSION_REGEXP = /\A\z|\A[0-9]+(\.[0-9]+)*\z/
         
           include Comparable
         
           def initialize(version = '')
             unless VALID_VERSION_REGEXP.match(version.to_s)
               raise ArgumentError, "Invalid version string '#{version}'"
             end
         
             @components = version.to_s
               .split('.')
               .map(&:to_i)
               .reverse
               .drop_while(&:zero?)
               .reverse
           end
         
           def <=>(other)
             @components <=> Version.new(other).internal_components
           end
         
           def internal_components(positions = 0)
             padding_size = positions - @components.size
         
             if padding_size > 0
               @components + [0] * padding_size
             elsif positions != 0
               @components.take(positions)
             else
               @components.dup
             end
           end
         
           def components(positions = 0)
             padding_size = positions - @components.size
           
             if padding_size > 0
               @components + [0] * padding_size
             elsif positions != 0
               [42, 42, 42, 42, 42]
             else
               @components.dup
             end
           end
         
           def to_s
             @components.join('.')
           end
         
           class Range
             include Enumerable
         
             def initialize(start_version, end_version)
               @start_version = Version.new(start_version)
               @end_version   = Version.new(end_version)
             end
         
             def include?(version)
               (@start_version <=> version) < 1 && (@end_version <=> version) == 1
             end
         
             def each
               current_version = @start_version
         
               while (current_version <=> @end_version) == -1
                 yield current_version
         
                 current_version = increment_version(current_version)
               end
             end
         
             private
         
             def increment_version(version)
               components = version.internal_components(3)
         
               components[2] += 1
         
               components.to_enum.with_index.reverse_each do |_, index|
                 component = components[index]
         
                 if component >= 10 && components[index - 1]
                   components[index]      = 0
                   components[index - 1] += 1
                 end
               end
         
               Version.new(components.join('.'))
             end
           end
         end
     # /tmp/d20161119-19072-1h1m31g/spec.rb:420: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)>'

  3) spec Version tests that #components cannot be used to modify the version
     Failure/Error: expect(@solution).to_not pass_tests
       expected this solution to not pass the tests:
       
         class Version
           VALID_VERSION_REGEXP = /\A\z|\A[0-9]+(\.[0-9]+)*\z/
         
           include Comparable
         
           def initialize(version = '')
             unless VALID_VERSION_REGEXP.match(version.to_s)
               raise ArgumentError, "Invalid version string '#{version}'"
             end
         
             @components = version.to_s
               .split('.')
               .map(&:to_i)
               .reverse
               .drop_while(&:zero?)
               .reverse
           end
         
           def <=>(other)
             @components <=> Version.new(other).internal_components
           end
         
           def internal_components(positions = 0)
             padding_size = positions - @components.size
         
             if padding_size > 0
               @components + [0] * padding_size
             elsif positions != 0
               @components.take(positions)
             else
               @components.dup
             end
           end
         
           def components(positions = 0)
             padding_size = positions - @components.size
           
             if padding_size > 0
               @components + [0] * padding_size
             elsif positions != 0
               @components.take(positions)
             else
               @components
             end
           end
         
           def to_s
             @components.join('.')
           end
         
           class Range
             include Enumerable
         
             def initialize(start_version, end_version)
               @start_version = Version.new(start_version)
               @end_version   = Version.new(end_version)
             end
         
             def include?(version)
               (@start_version <=> version) < 1 && (@end_version <=> version) == 1
             end
         
             def each
               current_version = @start_version
         
               while (current_version <=> @end_version) == -1
                 yield current_version
         
                 current_version = increment_version(current_version)
               end
             end
         
             private
         
             def increment_version(version)
               components = version.internal_components(3)
         
               components[2] += 1
         
               components.to_enum.with_index.reverse_each do |_, index|
                 component = components[index]
         
                 if component >= 10 && components[index - 1]
                   components[index]      = 0
                   components[index - 1] += 1
                 end
               end
         
               Version.new(components.join('.'))
             end
           end
         end
     # /tmp/d20161119-19072-1h1m31g/spec.rb:456: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)>'

  4) spec Version::Range tests constructing ranges with strings
     Failure/Error: expect(@solution).to_not pass_tests
       expected this solution to not pass the tests:
       
         class Version
           VALID_VERSION_REGEXP = /\A\z|\A[0-9]+(\.[0-9]+)*\z/
         
           include Comparable
         
           def initialize(version = '')
             unless VALID_VERSION_REGEXP.match(version.to_s)
               raise ArgumentError, "Invalid version string '#{version}'"
             end
         
             @components = version.to_s
               .split('.')
               .map(&:to_i)
               .reverse
               .drop_while(&:zero?)
               .reverse
           end
         
           def <=>(other)
             @components <=> Version.new(other).internal_components
           end
         
           def internal_components(positions = 0)
             padding_size = positions - @components.size
         
             if padding_size > 0
               @components + [0] * padding_size
             elsif positions != 0
               @components.take(positions)
             else
               @components.dup
             end
           end
         
           def components(positions = 0)
             padding_size = positions - @components.size
         
             if padding_size > 0
               @components + [0] * padding_size
             elsif positions != 0
               @components.take(positions)
             else
               @components.dup
             end
           end
         
           def to_s
             @components.join('.')
           end
         
           class Range
             include Enumerable
         
             def initialize(start_version, end_version)
               @start_version = start_version
               @end_version   = end_version
             end
         
             def include?(version)
               (@start_version <=> version) < 1 && (@end_version <=> version) == 1
             end
         
             def each
               current_version = @start_version
         
               while (current_version <=> @end_version) == -1
                 yield current_version
         
                 current_version = increment_version(current_version)
               end
             end
         
             private
         
             def increment_version(version)
               components = version.internal_components(3)
         
               components[2] += 1
         
               components.to_enum.with_index.reverse_each do |_, index|
                 component = components[index]
         
                 if component >= 10 && components[index - 1]
                   components[index]      = 0
                   components[index - 1] += 1
                 end
               end
         
               Version.new(components.join('.'))
             end
           end
         end
     # /tmp/d20161119-19072-1h1m31g/spec.rb:479: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) spec Version::Range tests include? with versions lower than the start one
     Failure/Error: expect(@solution).to_not pass_tests
       expected this solution to not pass the tests:
       
         class Version
           VALID_VERSION_REGEXP = /\A\z|\A[0-9]+(\.[0-9]+)*\z/
         
           include Comparable
         
           def initialize(version = '')
             unless VALID_VERSION_REGEXP.match(version.to_s)
               raise ArgumentError, "Invalid version string '#{version}'"
             end
         
             @components = version.to_s
               .split('.')
               .map(&:to_i)
               .reverse
               .drop_while(&:zero?)
               .reverse
           end
         
           def <=>(other)
             @components <=> Version.new(other).internal_components
           end
         
           def internal_components(positions = 0)
             padding_size = positions - @components.size
         
             if padding_size > 0
               @components + [0] * padding_size
             elsif positions != 0
               @components.take(positions)
             else
               @components.dup
             end
           end
         
           def components(positions = 0)
             padding_size = positions - @components.size
         
             if padding_size > 0
               @components + [0] * padding_size
             elsif positions != 0
               @components.take(positions)
             else
               @components.dup
             end
           end
         
           def to_s
             @components.join('.')
           end
         
           class Range
             include Enumerable
         
             def initialize(start_version, end_version)
               @start_version = Version.new(start_version)
               @end_version   = Version.new(end_version)
             end
         
             def include?(version)
               @end_version > version
             end
         
             def each
               current_version = @start_version
         
               while (current_version <=> @end_version) == -1
                 yield current_version
         
                 current_version = increment_version(current_version)
               end
             end
         
             private
         
             def increment_version(version)
               components = version.internal_components(3)
         
               components[2] += 1
         
               components.to_enum.with_index.reverse_each do |_, index|
                 component = components[index]
         
                 if component >= 10 && components[index - 1]
                   components[index]      = 0
                   components[index - 1] += 1
                 end
               end
         
               Version.new(components.join('.'))
             end
           end
         end
     # /tmp/d20161119-19072-1h1m31g/spec.rb:522: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 20.87 seconds
19 examples, 5 failures

Failed examples:

rspec /tmp/d20161119-19072-1h1m31g/spec.rb:353 # spec Version checks for comparison operators negatively
rspec /tmp/d20161119-19072-1h1m31g/spec.rb:405 # spec Version tests #components with less components than present
rspec /tmp/d20161119-19072-1h1m31g/spec.rb:441 # spec Version tests that #components cannot be used to modify the version
rspec /tmp/d20161119-19072-1h1m31g/spec.rb:471 # spec Version::Range tests constructing ranges with strings
rspec /tmp/d20161119-19072-1h1m31g/spec.rb:515 # spec Version::Range tests include? with versions lower than the start one

История (1 версия и 0 коментара)

Радослав обнови решението на 18.11.2016 22:38 (преди над 7 години)

+RSpec.describe 'Version' do
+ describe Version do
+ describe '#initialize' do
+ context 'when initialize crashes' do
+ it 'throws error' do
+ expect { Version.new('.0.1.1') }
+ .to raise_error(ArgumentError, "Invalid version string '.0.1.1'")
+ end
+ it 'also throws error' do
+ expect { Version.new('0..1') }
+ .to raise_error(ArgumentError, "Invalid version string '0..1'")
+ end
+ it 'is the last to throw error' do
+ expect { Version.new('1.2.3.') }
+ .to raise_error(ArgumentError, "Invalid version string '1.2.3.'")
+ end
+ end
+ context 'when initialize works fine' do
+ it 'shows correct initialize' do
+ expect(Version.new('2.3.0.0')).to eq '2.3.0.0'
+ end
+ it 'also shows correct initialize' do
+ expect(Version.new(Version.new('0.12.00.23'))).to eq '0.12.00.23'
+ end
+ it 'initializes with empty string' do
+ expect(Version.new('')).to eq 0
+ end
+ it 'initializes without argument' do
+ expect(Version.new).to eq 0
+ end
+ end
+ end
+ describe '#<=>' do
+ it 'is bigger than' do
+ expect(Version.new('3.2.0.1') > Version.new('3.2')).to be true
+ end
+ it 'is smaller than' do
+ expect(Version.new('0.1.2') < Version.new('1')).to be true
+ end
+ it 'is bigger or equal to' do
+ expect(Version.new('3.2.0.2') >= Version.new('3.2.0.1.1.3')).to be true
+ end
+ it 'is smaller or equal to' do
+ expect(Version.new('3.0.1') <= Version.new('3.0.1.0.0')).to be true
+ end
+ it 'is equal to' do
+ expect(Version.new('0.12.00.3.0') == Version.new('0.12.0.3.000.00'))
+ .to be true
+ end
+ it 'checks everything at once' do
+ expect(Version.new('1.0.2.2.0') <=> Version.new('1.1.0')).to eq -1
+ end
+ end
+ describe '#to_s' do
+ it 'shows the string version of version' do
+ expect(Version.new('0.1.2.3.0.00.000').to_s).to eq '0.1.2.3'
+ end
+ end
+ describe '#components' do
+ it 'returns array from the components of version.No argument used' do
+ expect(Version.new('1.0.2.0.0').components).to eq [1, 0, 2]
+ end
+ it 'returns array from the components of version.N > array size' do
+ expect(Version.new('1.2').components(4)).to eq [1, 2, 0, 0]
+ end
+ it 'returns array from the components of version.N < array size' do
+ expect(Version.new('1.2.0.0').components(3)).to eq [1, 2, 0]
+ end
+ it 'returns array from the components of version.N = array size' do
+ expect(Version.new('1.2.0.0').components(4)).to eq [1, 2, 0, 0]
+ end
+ it 'it does not change version' do
+ version_test = Version.new('1.2.3.0')
+ version_test.components(1)
+ expect(version_test).to eq '1.2.3.0'
+ end
+ end
+ describe 'Range' do
+ describe '#include' do
+ it 'works with string' do
+ begins = Version.new('1')
+ expect((Version::Range.new(begins, '2').include? '1.0.1')).to be true
+ end
+ it 'works with instance' do
+ ends = Version.new('2')
+ expect((Version::Range.new('1', ends).include? Version.new('2')))
+ .to be false
+ end
+ end
+ describe '#to_a' do
+ it 'generates array from range' do
+ begins = Version.new('1.9.8')
+ ends = Version.new('2.0.2')
+ expect(Version::Range.new(begins, ends).to_a)
+ .to eq ['1.9.8', '1.9.9', '2', '2.0.1']
+ end
+ end
+ end
+ end
+end