How to use execute_in_parallel method of ParallelTests Package

Best Parallel_tests_ruby code snippet using ParallelTests.execute_in_parallel

cli.rb

Source:cli.rb

...13        run_tests_in_parallel(num_processes, options)14      end15    end16    private17    def execute_in_parallel(items, num_processes, options)18      Tempfile.open 'parallel_tests-lock' do |lock|19        return Parallel.map(items, :in_threads => num_processes) do |item|20          result = yield(item)21          report_output(result, lock) if options[:serialize_stdout]22          result23        end24      end25    end26    def run_tests_in_parallel(num_processes, options)27      test_results = nil28      report_time_taken do29        groups = @runner.tests_in_groups(options[:files], num_processes, options)30        test_results = if options[:only_group]31          groups_to_run = options[:only_group].collect{|i| groups[i - 1]}32          report_number_of_tests(groups_to_run)33          execute_in_parallel(groups_to_run, groups_to_run.size, options) do |group|34            run_tests(group, groups_to_run.index(group), 1, options)35          end36        else37          report_number_of_tests(groups)38          execute_in_parallel(groups, groups.size, options) do |group|39            run_tests(group, groups.index(group), num_processes, options)40          end41        end42        report_results(test_results)43      end44      abort final_fail_message if any_test_failed?(test_results)45    end46    def run_tests(group, process_number, num_processes, options)47      if group.empty?48        {:stdout => '', :exit_status => 0}49      else50        @runner.run_tests(group, process_number, num_processes, options)51      end52    end53    def report_output(result, lock)54      lock.flock File::LOCK_EX55      $stdout.puts result[:stdout]56      $stdout.flush57    ensure58      lock.flock File::LOCK_UN59    end60    def report_results(test_results)61      results = @runner.find_results(test_results.map { |result| result[:stdout] }*"")62      puts ""63      puts @runner.summarize_results(results)64    end65    def report_number_of_tests(groups)66      name = @runner.test_file_name67      num_processes = groups.size68      num_tests = groups.map(&:size).inject(:+)69      puts "#{num_processes} processes for #{num_tests} #{name}s, ~ #{num_tests / groups.size} #{name}s per process"70    end71    #exit with correct status code so rake parallel:test && echo 123 works72    def any_test_failed?(test_results)73      test_results.any? { |result| result[:exit_status] != 0 }74    end75    def parse_options!(argv)76      options = {}77      OptionParser.new do |opts|78        opts.banner = <<-BANNER.gsub(/^          /, '')79          Run all tests in parallel, giving each process ENV['TEST_ENV_NUMBER'] ('', '2', '3', ...)80          [optional] Only run selected files & folders:81              parallel_test test/bar test/baz/xxx_text.rb82          Options are:83        BANNER84        opts.on("-n [PROCESSES]", Integer, "How many processes to use, default: available CPUs") { |n| options[:count] = n }85        opts.on("-p", "--pattern [PATTERN]", "run tests matching this pattern") { |pattern| options[:pattern] = /#{pattern}/ }86        opts.on("--group-by [TYPE]", <<-TEXT.gsub(/^          /, '')87          group tests by:88                    found - order of finding files89                    steps - number of cucumber/spinach steps90                    scenarios - individual cucumber scenarios91                    filesize - by size of the file92                    runtime - info from runtime log93                    default - runtime when runtime log is filled otherwise filesize94          TEXT95          ) { |type| options[:group_by] = type.to_sym }96        opts.on("-m [FLOAT]", "--multiply-processes [FLOAT]", Float, "use given number as a multiplier of processes to run") { |multiply| options[:multiply] = multiply }97        opts.on("-s [PATTERN]", "--single [PATTERN]",98          "Run all matching files in the same process") do |pattern|99          options[:single_process] ||= []100          options[:single_process] << /#{pattern}/101        end102        opts.on("-i", "--isolate",103          "Do not run any other tests in the group used by --single(-s)") do |pattern|104          options[:isolate] = true105        end106        opts.on("--only-group INT[, INT]", Array) { |groups| options[:only_group] = groups.map(&:to_i) }107        opts.on("-e", "--exec [COMMAND]", "execute this code parallel and with ENV['TEST_ENV_NUM']") { |path| options[:execute] = path }108        opts.on("-o", "--test-options '[OPTIONS]'", "execute test commands with those options") { |arg| options[:test_options] = arg }109        opts.on("-t", "--type [TYPE]", "test(default) / rspec / cucumber / spinach") do |type|110          begin111            @runner = load_runner(type)112          rescue NameError, LoadError => e113            puts "Runner for `#{type}` type has not been found! (#{e})"114            abort115          end116        end117        opts.on("--serialize-stdout", "Serialize stdout output, nothing will be written until everything is done") { options[:serialize_stdout] = true }118        opts.on("--combine-stderr", "Combine stderr into stdout, useful in conjunction with --serialize-stdout") { options[:combine_stderr] = true }119        opts.on("--non-parallel", "execute same commands but do not in parallel, needs --exec") { options[:non_parallel] = true }120        opts.on("--no-symlinks", "Do not traverse symbolic links to find test files") { options[:symlinks] = false }121        opts.on('--ignore-tags [PATTERN]', 'When counting steps ignore scenarios with tags that match this pattern')  { |arg| options[:ignore_tag_pattern] = arg }122        opts.on("--nice", "execute test commands with low priority.") { options[:nice] = true }123        opts.on("--runtime-log [PATH]", "Location of previously recorded test runtimes") { |path| options[:runtime_log] = path }124        opts.on("--verbose", "Print more output") { options[:verbose] = true }125        opts.on("-v", "--version", "Show Version") { puts ParallelTests::VERSION; exit }126        opts.on("-h", "--help", "Show this.") { puts opts; exit }127      end.parse!(argv)128      if options[:count] == 0129        options.delete(:count)130        options[:non_parallel] = true131      end132      abort "Pass files or folders to run" if argv.empty? && !options[:execute]133      options[:files] = argv134      options[:group_by] ||= :filesize if options[:only_group]135      raise "--group-by found and --single-process are not supported" if options[:group_by] == :found and options[:single_process]136      allowed = [:filesize, :runtime, :found]137      if !allowed.include?(options[:group_by]) && options[:only_group]138        raise "--group-by #{allowed.join(" or ")} is required for --only-group"139      end140      options141    end142    def load_runner(type)143      require "parallel_tests/#{type}/runner"144      runner_classname = type.split("_").map(&:capitalize).join.sub("Rspec", "RSpec")145      klass_name = "ParallelTests::#{runner_classname}::Runner"146      klass_name.split('::').inject(Object) { |x, y| x.const_get(y) }147    end148    def execute_shell_command_in_parallel(command, num_processes, options)149      runs = (0...num_processes).to_a150      results = if options[:non_parallel]151        runs.map do |i|152          ParallelTests::Test::Runner.execute_command(command, i, num_processes, options)153        end154      else155        execute_in_parallel(runs, num_processes, options) do |i|156          ParallelTests::Test::Runner.execute_command(command, i, num_processes, options)157        end158      end.flatten159      abort if results.any? { |r| r[:exit_status] != 0 }160    end161    def report_time_taken162      seconds = ParallelTests.delta { yield }.to_i163      puts "\nTook #{seconds} seconds#{detailed_duration(seconds)}"164    end165    def detailed_duration(seconds)166      parts = [ seconds / 3600, seconds % 3600 / 60, seconds % 60 ].drop_while(&:zero?)167      return if parts.size < 2168      parts = parts.map { |i| "%02d" % i }.join(':').sub(/^0/, '')169      " (#{parts})"...

execute_in_parallel

Using AI Code Generation

1ParallelTests.execute_in_parallel('ls -l', 2)2ParallelTests.execute_in_parallel('ls -l', 2)3ParallelTests.execute_in_parallel('ls -l', 2)4ParallelTests.execute_in_parallel('ls -l', 2)5ParallelTests.execute_in_parallel('ls -l', 2)6ParallelTests.execute_in_parallel('ls -l', 2)7ParallelTests.execute_in_parallel('ls -l', 2)8ParallelTests.execute_in_parallel('ls -l', 2)9ParallelTests.execute_in_parallel('ls -l', 2)10ParallelTests.execute_in_parallel('ls -l', 2)11ParallelTests.execute_in_parallel('ls -l', 2)12ParallelTests.execute_in_parallel('ls -l', 2)13ParallelTests.execute_in_parallel('ls -l', 2)

execute_in_parallel

Using AI Code Generation

1ParallelTests.execute_in_parallel("ruby 2.rb", 2, 2)2ParallelTests.execute_in_parallel("ruby 3.rb", 2, 2)3ParallelTests.execute_in_parallel("ruby 4.rb", 2, 2)4ParallelTests.execute_in_parallel("ruby 5.rb", 2, 2)5ParallelTests.execute_in_parallel("ruby 6.rb", 2, 2)6ParallelTests.execute_in_parallel("ruby 7.rb", 2, 2)7ParallelTests.execute_in_parallel("ruby 8.rb", 2, 2)8ParallelTests.execute_in_parallel("ruby 9.rb", 2, 2)9ParallelTests.execute_in_parallel("ruby 10.rb", 2, 2)10ParallelTests.execute_in_parallel("ruby 11.rb", 2, 2)11ParallelTests.execute_in_parallel("ruby 12.rb", 2, 2)12ParallelTests.execute_in_parallel("ruby 13.rb", 2, 2)

execute_in_parallel

Using AI Code Generation

1ParallelTests.execute_in_parallel(3, true) do2ParallelTests.execute_in_parallel(3, true) do3ParallelTests.execute_in_parallel(3, true) do4ParallelTests.execute_in_parallel(3, true) do5ParallelTests.execute_in_parallel(3, false) do6ParallelTests.execute_in_parallel(3, true) do7ParallelTests.new(3, true).execute_in_parallel do8ParallelTests.new(3, true).execute_in_parallel do9ParallelTests.new(3, false).execute_in_parallel do10ParallelTests.new(3, true).execute_in_parallel do11ParallelTests.execute_in_parallel(3, true) do

execute_in_parallel

Using AI Code Generation

1ParallelTests.execute_in_parallel("rake test", 2)2ParallelTests.execute_in_parallel("rake test", 2)3ParallelTests.execute_in_parallel("rake test", 2)4ParallelTests.execute_in_parallel("rake test", 2)5ParallelTests.execute_in_parallel("rake test", 2)6ParallelTests.execute_in_parallel("rake test", 2)7ParallelTests.execute_in_parallel("rake test", 2)8ParallelTests.execute_in_parallel("rake test", 2)9ParallelTests.execute_in_parallel("rake test", 2)10ParallelTests.execute_in_parallel("rake test", 2)11ParallelTests.execute_in_parallel("rake test", 2)

execute_in_parallel

Using AI Code Generation

1  ParallelTests.execute_in_parallel(test[1], test[2], test[0])2  def self.execute_in_parallel(threads, times, sleep_time)3ParallelTests.execute_in_parallel(3, true) do4ParallelTests.new(3, true).execute_in_parallel do5ParallelTests.new(3, true).execute_in_parallel do6ParallelTests.new(3, false).execute_in_parallel do7ParallelTests.new(3, true).execute_in_parallel do8ParallelTests.execute_in_parallel(3, true) do

execute_in_parallel

Using AI Code Generation

1ParallelTests.execute_in_parallel("rake test", 2)2ParallelTests.execute_in_parallel("rake test", 2)3ParallelTests.execute_in_parallel("rake test", 2)4ParallelTests.execute_in_parallel("rake test", 2)5ParallelTests.execute_in_parallel("rake test", 2)6ParallelTests.execute_in_parallel("rake test", 2)7ParallelTests.execute_in_parallel("rake test", 2)8ParallelTests.execute_in_parallel("rake test", 2)9ParallelTests.execute_in_parallel("rake test", 2)10ParallelTests.execute_in_parallel("rake test", 2)11ParallelTests.execute_in_parallel("rake test", 2)

execute_in_parallel

Using AI Code Generation

1ParallelTests.execute_in_parallel(3, true) do2ParallelTests.execute_in_parallel(3, true) do3ParallelTests.execute_in_parallel(3, true) do4ParallelTests.execute_in_parallel(3, true) do5ParallelTests.execute_in_parallel(3, false) do6ParallelTests.execute_in_parallel(3, true) do7ParallelTests.new(3, true).execute_in_parallel do8ParallelTests.new(3, true).execute_in_parallel do9ParallelTests.new(3, false).execute_in_parallel do10ParallelTests.new(3, true).execute_in_parallel do11ParallelTests.execute_in_parallel(3, true) do

execute_in_parallel

Using AI Code Generation

1ParallelTests.execute_in_parallel("ruby 2.rb", 2, 2)2ParallelTests.execute_in_parallel("ruby 3.rb", 2, 2)3ParallelTests.execute_in_parallel("ruby 4.rb", 2, 2)4ParallelTests.execute_in_parallel("ruby 5.rb", 2, 2)5ParallelTests.execute_in_parallel("ruby 6.rb", 2, 2)6ParallelTests.execute_in_parallel("ruby 7.rb", 2, 2)7ParallelTests.execute_in_parallel("ruby 8.rb", 2, 2)8ParallelTests.execute_in_parallel("ruby 9.rb", 2, 2)9ParallelTests.execute_in_parallel("ruby 10.rb", 2, 2)10ParallelTests.execute_in_parallel("ruby 11.rb", 2, 2)11ParallelTests.execute_in_parallel("ruby 12.rb", 2, 2)12ParallelTests.execute_in_parallel("ruby 13.rb", 2, 2)

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