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How to use executable method of ParallelTests.Test Package

Best Parallel_tests_ruby code snippet using ParallelTests.Test.executable

tasks.rb

Source:tasks.rb

...11        end12      end13      def run_in_parallel(cmd, options={})14        count = " -n #{options[:count]}" unless options[:count].to_s.empty?15        executable = File.expand_path("../../../bin/parallel_test", __FILE__)16        command = "#{Shellwords.escape executable} --exec '#{cmd}'#{count}#{' --non-parallel' if options[:non_parallel]}"17        command =  ParallelTests.with_ruby_binary(command)18        abort unless system(command)19      end20      # this is a crazy-complex solution for a very simple problem:21      # removing certain lines from the output without changing the exit-status22      # normally I'd not do this, but it has been lots of fun and a great learning experience :)23      #24      # - sed does not support | without -r25      # - grep changes 0 exitstatus to 1 if nothing matches26      # - sed changes 1 exitstatus to 027      # - pipefail makes pipe fail with exitstatus of first failed command28      # - pipefail is not supported in (zsh)29      # - defining a new rake task like silence_schema would force users to load parallel_tests in test env30      # - do not use ' since run_in_parallel uses them to quote stuff31      # - simple system "set -o pipefail" returns nil even though set -o pipefail exists with 032      def suppress_output(command, ignore_regex)33        activate_pipefail = "set -o pipefail"34        remove_ignored_lines = %Q{(grep -v "#{ignore_regex}" || test 1)}35        if File.executable?('/bin/bash') && system('/bin/bash', '-c', "#{activate_pipefail} 2>/dev/null && test 1")36          # We need to shell escape single quotes (' becomes '"'"') because37          # run_in_parallel wraps command in single quotes38          %Q{/bin/bash -c '"'"'#{activate_pipefail} && (#{command}) | #{remove_ignored_lines}'"'"'}39        else40          command41        end42      end43      def suppress_schema_load_output(command)44        ParallelTests::Tasks.suppress_output(command, "^   ->\\|^-- ")45      end46      def check_for_pending_migrations47        ["db:abort_if_pending_migrations", "app:db:abort_if_pending_migrations"].each do |abort_migrations|48          if Rake::Task.task_defined?(abort_migrations)49            Rake::Task[abort_migrations].invoke50            break51          end52        end53      end54      # parallel:spec[:count, :pattern, :options]55      def parse_args(args)56        # order as given by user57        args = [args[:count], args[:pattern], args[:options]]58        # count given or empty ?59        # parallel:spec[2,models,options]60        # parallel:spec[,models,options]61        count = args.shift if args.first.to_s =~ /^\d*$/62        num_processes = count.to_i unless count.to_s.empty?63        pattern = args.shift64        options = args.shift65        [num_processes, pattern.to_s, options.to_s]66      end67    end68  end69end70namespace :parallel do71  desc "Setup test databases via db:setup --> parallel:setup[num_cpus]"72  task :setup, :count do |_,args|73    command = "rake db:setup RAILS_ENV=#{ParallelTests::Tasks.rails_env}"74    ParallelTests::Tasks.run_in_parallel(ParallelTests::Tasks.suppress_schema_load_output(command), args)75  end76  desc "Create test databases via db:create --> parallel:create[num_cpus]"77  task :create, :count do |_,args|78    ParallelTests::Tasks.run_in_parallel("rake db:create RAILS_ENV=#{ParallelTests::Tasks.rails_env}", args)79  end80  desc "Drop test databases via db:drop --> parallel:drop[num_cpus]"81  task :drop, :count do |_,args|82    ParallelTests::Tasks.run_in_parallel("rake db:drop RAILS_ENV=#{ParallelTests::Tasks.rails_env} DISABLE_DATABASE_ENVIRONMENT_CHECK=1", args)83  end84  desc "Update test databases by dumping and loading --> parallel:prepare[num_cpus]"85  task(:prepare, [:count]) do |_,args|86    ParallelTests::Tasks.check_for_pending_migrations87    if defined?(ActiveRecord) && ActiveRecord::Base.schema_format == :ruby88      # dump then load in parallel89      Rake::Task['db:schema:dump'].invoke90      Rake::Task['parallel:load_schema'].invoke(args[:count])91    else92      # there is no separate dump / load for schema_format :sql -> do it safe and slow93      args = args.to_hash.merge(:non_parallel => true) # normal merge returns nil94      taskname = Rake::Task.task_defined?('db:test:prepare') ? 'db:test:prepare' : 'app:db:test:prepare'95      ParallelTests::Tasks.run_in_parallel("rake #{taskname}", args)96    end97  end98  # when dumping/resetting takes too long99  desc "Update test databases via db:migrate --> parallel:migrate[num_cpus]"100  task :migrate, :count do |_,args|101    ParallelTests::Tasks.run_in_parallel("rake db:migrate RAILS_ENV=#{ParallelTests::Tasks.rails_env}", args)102  end103  # just load the schema (good for integration server <-> no development db)104  desc "Load dumped schema for test databases via db:schema:load --> parallel:load_schema[num_cpus]"105  task :load_schema, :count do |_,args|106    command = "rake #{ParallelTests::Tasks.purge_before_load} db:schema:load RAILS_ENV=#{ParallelTests::Tasks.rails_env} DISABLE_DATABASE_ENVIRONMENT_CHECK=1"107    ParallelTests::Tasks.run_in_parallel(ParallelTests::Tasks.suppress_schema_load_output(command), args)108  end109  # load the structure from the structure.sql file110  desc "Load structure for test databases via db:structure:load --> parallel:load_structure[num_cpus]"111  task :load_structure, :count do |_,args|112    ParallelTests::Tasks.run_in_parallel("rake #{ParallelTests::Tasks.purge_before_load} db:structure:load RAILS_ENV=#{ParallelTests::Tasks.rails_env} DISABLE_DATABASE_ENVIRONMENT_CHECK=1", args)113  end114  desc "Load the seed data from db/seeds.rb via db:seed --> parallel:seed[num_cpus]"115  task :seed, :count do |_,args|116    ParallelTests::Tasks.run_in_parallel("rake db:seed RAILS_ENV=#{ParallelTests::Tasks.rails_env}", args)117  end118  desc "Launch given rake command in parallel"119  task :rake, :command, :count do |_, args|120    ParallelTests::Tasks.run_in_parallel("RAILS_ENV=#{ParallelTests::Tasks.rails_env} rake #{args.command}", args)121  end122  ['test', 'spec', 'features', 'features-spinach'].each do |type|123    desc "Run #{type} in parallel with parallel:#{type}[num_cpus]"124    task type, [:count, :pattern, :options] do |t, args|125      ParallelTests::Tasks.check_for_pending_migrations126      $LOAD_PATH << File.expand_path(File.join(File.dirname(__FILE__), '..'))127      require "parallel_tests"128      count, pattern, options = ParallelTests::Tasks.parse_args(args)129      test_framework = {130        'spec' => 'rspec',131        'test' => 'test',132        'features' => 'cucumber',133        'features-spinach' => 'spinach',134      }[type]135      if test_framework == 'spinach'136        type = 'features'137      end138      executable = File.join(File.dirname(__FILE__), '..', '..', 'bin', 'parallel_test')139      command = "#{Shellwords.escape executable} #{type} --type #{test_framework} " \140        "-n #{count} "                     \141        "--pattern '#{pattern}' "          \142        "--test-options '#{options}'"143      command =  ParallelTests.with_ruby_binary(command)144      abort unless system(command) # allow to chain tasks e.g. rake parallel:spec parallel:features145    end146  end147end...

executable

Using AI Code Generation

1ParallelTests::CLI.new.run(['test'])2ParallelTests::CLI.new.run(['test', '-n', '2'])3ParallelTests::CLI.new.run(['test', '-n', '2', '-o', 'test_results.xml'])4ParallelTests::CLI.new.run(['test', '-n', '2', '-o', 'test_results.xml', '-r'])5ParallelTests::CLI.new.run(['test', '-n', '2', '-o', 'test_results.xml', '-r', '--serialize-stdout'])6ParallelTests::CLI.new.run(['test', '-n', '4', '-o', 'test_results.xml', '-r', '--serialize-stdout', '--group-y', 'runtime'])7ParallelTests::CLI.new.run(['test', '-n', '2', '-o', 'test_results.xml', '-r', '--serialize-stdout', '--group-by', 'runtime'])8ParallelTests::CLI.new.run(['test', '-n', '2', '-o', 'test_results.xml', '-r',

executable

Using AI Code Generation

1ParallelTests::Test::executable('rspec')2ParallelTests::Test::executable('rspec', 2)3ParallelTests::Test::executable('rspec', 2, 'spec')4ParallelTests::Test::executable('rspec', 2, 'spec', 'spec2')5ParallelTests::Test::executable('rspec', 2, 'spec', 'spec2', 'spec3')6ParallelTests::Test::executable('rspec', 2, 'spec', 'spec2', 'spec3', 'spec4')7ParallelTests::Test::executable('rspec', 2, 'spec', 'spec2', 'spec3', 'spec4', 'spec5')8ParallelTests::Test::executable('rspec', 2, 'spec', 'spec2', 'spec3', 'spec4', 'spec5', 'spec6')9ParallelTests::Test::executable('rspec', 2, 'spec', 'spec2', 'spec3', 'spec4', 'spec5', 'spec6', 'spec7')

executable

Using AI Code Generation

1ParallelTests::Test::executable('rspec')2ParallelTests::Test::executable('rspec', 2)3ParallelTests::Test::executable('rspec', 2, 'spec')4ParallelTests::Test::executable('rspec', 2, 'spec', 'spec2')5ParallelTests::Test::executable('rspec', 2, 'spec', 'spec2', 'spec3')6ParallelTests::Test::executable('rspec', 2, 'spec', 'spec2', 'spec3', 'spec4')7ParallelTests::Test::executable('rspec', 2, 'spec', 'spec2', 'spec3', 'spec4', 'spec5')8ParallelTests::Test::executable('rspec', 2, 'spec', 'spec2', 'spec3', 'spec4', 'spec5', 'spec6')9ParallelTests::Test::executable('rspec', 2, 'spec', 'spec2', 'spec3', 'spec4', 'spec5', 'spec6', 'spec7')

executable

Using AI Code Generation

1ParallelTests.determine_number_of_processes(2)2ParallelTests::Test::Runner.tests_in_groups('test', 2)3ParallelTests::Test::Runner.run_tests_in_parallel(ParallelTests::Test::Runner.tests_in_groups('test', 2))4ParallelTests.determine_number_of_processes(2)5ParallelTests::Test::Runner.tests_in_groups('test', 2)6ParallelTests::Test::Runner.run_tests_in_parallel(ParallelTests::Test::Runner.tests_in_groups('test', 2))

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