require 'cucumber/core/gherkin/tag_expression' require 'cucumber/runtime' require 'cucumber' require 'parallel_tests/cucumber/scenario_line_logger' require 'parallel_tests/gherkin/listener' require 'gherkin/errors' module ParallelTests module Cucumber class Scenarios class << self def all(files, options={}) tags = [] tags.concat options[:ignore_tag_pattern].to_s.split(/\s*,\s*/).map {|tag| "~#{tag}" } tags.concat options[:test_options].to_s.scan(/(?:-t|--tags) (~?@[\w,~@]+)/).flatten split_into_scenarios files, tags.uniq end private def split_into_scenarios(files, tags=[]) # Create the tag expression instance from gherkin, this is needed to know if the scenario matches with the tags invoked by the request tag_expression = ::Cucumber::Core::Gherkin::TagExpression.new(tags) # Create the ScenarioLineLogger which will filter the scenario we want scenario_line_logger = ParallelTests::Cucumber::Formatters::ScenarioLineLogger.new(tag_expression) # here we loop on the files map, each file will contain one or more scenario features ||= files.map do |path| # Gather up any line numbers attached to the file path path, *test_lines = path.split(/:(?=\d+)/) test_lines.map!(&:to_i) # We encode the file and get the content of it source = ::Cucumber::Runtime::NormalisedEncodingFile.read(path) # We create a Gherkin document, this will be used to decode the details of each scenario document = ::Cucumber::Core::Gherkin::Document.new(path, source) # We create a parser for the gherkin document parser = ::Gherkin::Parser.new() scanner = ::Gherkin::TokenScanner.new(document.body) begin # We make an attempt to parse the gherkin document, this could be failed if the document is not well formatted result = parser.parse(scanner) feature_tags = result[:feature][:tags].map { |tag| ::Cucumber::Core::Ast::Tag.new(tag[:location], tag[:name]) } # We loop on each children of the feature result[:feature][:children].each do |feature_element| # If the type of the child is not a scenario or scenario outline, we continue, we are only interested by the name of the scenario here next unless /Scenario/.match(feature_element[:type]) # It's a scenario, we add it to the scenario_line_logger scenario_line_logger.visit_feature_element(document.uri, feature_element, feature_tags, line_numbers: test_lines) end rescue StandardError => e # Exception if the document is no well formated or error in the tags raise ::Cucumber::Core::Gherkin::ParseError.new("#{document.uri}: #{e.message}") end end scenario_line_logger.scenarios end end end end end