Sha256: 39532a13800b8040e901bd17527e3110345ee02b2573b261703eff7ef8fe5185
Contents?: true
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Versions: 26
Compression:
Stored size: 1.84 KB
Contents
# frozen_string_literal: true
module RuboCop
module Cop
module RSpec
# Check for repeated description strings in example groups.
#
# @example
#
# # bad
# RSpec.describe User do
# it 'is valid' do
# # ...
# end
#
# it 'is valid' do
# # ...
# end
# end
#
# # good
# RSpec.describe User do
# it 'is valid when first and last name are present' do
# # ...
# end
#
# it 'is valid when last name only is present' do
# # ...
# end
# end
#
# # good
# RSpec.describe User do
# it 'is valid' do
# # ...
# end
#
# it 'is valid', :flag do
# # ...
# end
# end
#
class RepeatedDescription < Base
MSG = "Don't repeat descriptions within an example group."
def on_block(node)
return unless example_group?(node)
repeated_descriptions(node).each do |repeated_description|
add_offense(repeated_description)
end
end
private
# Select examples in the current scope with repeated description strings
def repeated_descriptions(node)
grouped_examples =
RuboCop::RSpec::ExampleGroup.new(node)
.examples
.group_by { |example| example_signature(example) }
grouped_examples
.select { |signatures, group| signatures.any? && group.size > 1 }
.values
.flatten
.map(&:definition)
end
def example_signature(example)
[example.metadata, example.doc_string]
end
end
end
end
end
Version data entries
26 entries across 24 versions & 2 rubygems