/test/ruby/test_process.rb
Ruby | 2495 lines | 2232 code | 225 blank | 38 comment | 89 complexity | 2d4940fc0cbc4378a21f336e974d6d77 MD5 | raw file
Possible License(s): GPL-2.0, BSD-3-Clause, AGPL-3.0
- # coding: utf-8
- # frozen_string_literal: false
- require 'test/unit'
- require 'tempfile'
- require 'timeout'
- require 'io/wait'
- require 'rbconfig'
- class TestProcess < Test::Unit::TestCase
- RUBY = EnvUtil.rubybin
- def setup
- Process.waitall
- end
- def teardown
- Process.waitall
- end
- def windows?
- self.class.windows?
- end
- def self.windows?
- return /mswin|mingw|bccwin/ =~ RUBY_PLATFORM
- end
- def write_file(filename, content)
- File.open(filename, "w") {|f|
- f << content
- }
- end
- def with_tmpchdir
- Dir.mktmpdir {|d|
- d = File.realpath(d)
- Dir.chdir(d) {
- yield d
- }
- }
- end
- def run_in_child(str) # should be called in a temporary directory
- write_file("test-script", str)
- Process.wait spawn(RUBY, "test-script")
- $?
- end
- def test_rlimit_availability
- begin
- Process.getrlimit(nil)
- rescue NotImplementedError
- assert_raise(NotImplementedError) { Process.setrlimit }
- rescue TypeError
- assert_raise(ArgumentError) { Process.setrlimit }
- end
- end
- def rlimit_exist?
- Process.getrlimit(nil)
- rescue NotImplementedError
- return false
- rescue TypeError
- return true
- end
- def test_rlimit_nofile
- return unless rlimit_exist?
- with_tmpchdir {
- write_file 's', <<-"End"
- # Too small RLIMIT_NOFILE, such as zero, causes problems.
- # [OpenBSD] Setting to zero freezes this test.
- # [GNU/Linux] EINVAL on poll(). EINVAL on ruby's internal poll() ruby with "[ASYNC BUG] thread_timer: select".
- pipes = IO.pipe
- limit = pipes.map {|io| io.fileno }.min
- result = 1
- begin
- Process.setrlimit(Process::RLIMIT_NOFILE, limit)
- rescue Errno::EINVAL
- result = 0
- end
- if result == 1
- begin
- IO.pipe
- rescue Errno::EMFILE
- result = 0
- end
- end
- exit result
- End
- pid = spawn RUBY, "s"
- Process.wait pid
- assert_equal(0, $?.to_i, "#{$?}")
- }
- end
- def test_rlimit_name
- return unless rlimit_exist?
- [
- :AS, "AS",
- :CORE, "CORE",
- :CPU, "CPU",
- :DATA, "DATA",
- :FSIZE, "FSIZE",
- :MEMLOCK, "MEMLOCK",
- :MSGQUEUE, "MSGQUEUE",
- :NICE, "NICE",
- :NOFILE, "NOFILE",
- :NPROC, "NPROC",
- :RSS, "RSS",
- :RTPRIO, "RTPRIO",
- :RTTIME, "RTTIME",
- :SBSIZE, "SBSIZE",
- :SIGPENDING, "SIGPENDING",
- :STACK, "STACK",
- ].each {|name|
- if Process.const_defined? "RLIMIT_#{name}"
- assert_nothing_raised { Process.getrlimit(name) }
- else
- assert_raise(ArgumentError) { Process.getrlimit(name) }
- end
- }
- assert_raise(ArgumentError) { Process.getrlimit(:FOO) }
- assert_raise(ArgumentError) { Process.getrlimit("FOO") }
- assert_raise_with_message(ArgumentError, /\u{30eb 30d3 30fc}/) { Process.getrlimit("\u{30eb 30d3 30fc}") }
- end
- def test_rlimit_value
- return unless rlimit_exist?
- assert_raise(ArgumentError) { Process.setrlimit(:FOO, 0) }
- assert_raise(ArgumentError) { Process.setrlimit(:CORE, :FOO) }
- assert_raise_with_message(ArgumentError, /\u{30eb 30d3 30fc}/) { Process.setrlimit("\u{30eb 30d3 30fc}", 0) }
- assert_raise_with_message(ArgumentError, /\u{30eb 30d3 30fc}/) { Process.setrlimit(:CORE, "\u{30eb 30d3 30fc}") }
- with_tmpchdir do
- s = run_in_child(<<-'End')
- cur, max = Process.getrlimit(:NOFILE)
- Process.setrlimit(:NOFILE, [max-10, cur].min)
- begin
- Process.setrlimit(:NOFILE, :INFINITY)
- rescue Errno::EPERM
- exit false
- end
- End
- assert_not_predicate(s, :success?)
- s = run_in_child(<<-'End')
- cur, max = Process.getrlimit(:NOFILE)
- Process.setrlimit(:NOFILE, [max-10, cur].min)
- begin
- Process.setrlimit(:NOFILE, "INFINITY")
- rescue Errno::EPERM
- exit false
- end
- End
- assert_not_predicate(s, :success?)
- end
- end
- TRUECOMMAND = [RUBY, '-e', '']
- def test_execopts_opts
- assert_nothing_raised {
- Process.wait Process.spawn(*TRUECOMMAND, {})
- }
- assert_raise(ArgumentError) {
- Process.wait Process.spawn(*TRUECOMMAND, :foo => 100)
- }
- assert_raise(ArgumentError) {
- Process.wait Process.spawn(*TRUECOMMAND, Process => 100)
- }
- end
- def test_execopts_pgroup
- skip "system(:pgroup) is not supported" if windows?
- assert_nothing_raised { system(*TRUECOMMAND, :pgroup=>false) }
- io = IO.popen([RUBY, "-e", "print Process.getpgrp"])
- assert_equal(Process.getpgrp.to_s, io.read)
- io.close
- io = IO.popen([RUBY, "-e", "print Process.getpgrp", :pgroup=>true])
- assert_equal(io.pid.to_s, io.read)
- io.close
- assert_raise(ArgumentError) { system(*TRUECOMMAND, :pgroup=>-1) }
- IO.popen([RUBY, '-egets'], 'w') do |f|
- assert_raise(Errno::EPERM) {
- Process.wait spawn(*TRUECOMMAND, :pgroup=>f.pid)
- }
- end
- io1 = IO.popen([RUBY, "-e", "print Process.getpgrp", :pgroup=>true])
- io2 = IO.popen([RUBY, "-e", "print Process.getpgrp", :pgroup=>io1.pid])
- assert_equal(io1.pid.to_s, io1.read)
- assert_equal(io1.pid.to_s, io2.read)
- Process.wait io1.pid
- Process.wait io2.pid
- io1.close
- io2.close
- end
- def test_execopts_rlimit
- return unless rlimit_exist?
- assert_raise(ArgumentError) { system(*TRUECOMMAND, :rlimit_foo=>0) }
- assert_raise(ArgumentError) { system(*TRUECOMMAND, :rlimit_NOFILE=>0) }
- assert_raise(ArgumentError) { system(*TRUECOMMAND, :rlimit_nofile=>[]) }
- assert_raise(ArgumentError) { system(*TRUECOMMAND, :rlimit_nofile=>[1,2,3]) }
- max = Process.getrlimit(:CORE).last
- n = max
- IO.popen([RUBY, "-e",
- "p Process.getrlimit(:CORE)", :rlimit_core=>n]) {|io|
- assert_equal("[#{n}, #{n}]\n", io.read)
- }
- n = 0
- IO.popen([RUBY, "-e",
- "p Process.getrlimit(:CORE)", :rlimit_core=>n]) {|io|
- assert_equal("[#{n}, #{n}]\n", io.read)
- }
- n = max
- IO.popen([RUBY, "-e",
- "p Process.getrlimit(:CORE)", :rlimit_core=>[n]]) {|io|
- assert_equal("[#{n}, #{n}]", io.read.chomp)
- }
- m, n = 0, max
- IO.popen([RUBY, "-e",
- "p Process.getrlimit(:CORE)", :rlimit_core=>[m,n]]) {|io|
- assert_equal("[#{m}, #{n}]", io.read.chomp)
- }
- m, n = 0, 0
- IO.popen([RUBY, "-e",
- "p Process.getrlimit(:CORE)", :rlimit_core=>[m,n]]) {|io|
- assert_equal("[#{m}, #{n}]", io.read.chomp)
- }
- n = max
- IO.popen([RUBY, "-e",
- "p Process.getrlimit(:CORE), Process.getrlimit(:CPU)",
- :rlimit_core=>n, :rlimit_cpu=>3600]) {|io|
- assert_equal("[#{n}, #{n}]\n[3600, 3600]", io.read.chomp)
- }
- assert_raise(ArgumentError) do
- system(RUBY, '-e', 'exit', 'rlimit_bogus'.to_sym => 123)
- end
- assert_separately([],"#{<<~"begin;"}\n#{<<~'end;'}", 'rlimit_cpu'.to_sym => 3600)
- BUG = "[ruby-core:82033] [Bug #13744]"
- begin;
- assert_equal([3600,3600], Process.getrlimit(:CPU), BUG)
- end;
- assert_raise_with_message(ArgumentError, /bogus/) do
- system(RUBY, '-e', 'exit', :rlimit_bogus => 123)
- end
- assert_raise_with_message(ArgumentError, /rlimit_cpu/) {
- system(RUBY, '-e', 'exit', "rlimit_cpu\0".to_sym => 3600)
- }
- end
- MANDATORY_ENVS = %w[RUBYLIB MJIT_SEARCH_BUILD_DIR]
- case RbConfig::CONFIG['target_os']
- when /linux/
- MANDATORY_ENVS << 'LD_PRELOAD'
- when /mswin|mingw/
- MANDATORY_ENVS.concat(%w[HOME USER TMPDIR])
- when /darwin/
- MANDATORY_ENVS.concat(ENV.keys.grep(/\A__CF_/))
- end
- if e = RbConfig::CONFIG['LIBPATHENV']
- MANDATORY_ENVS << e
- end
- if e = RbConfig::CONFIG['PRELOADENV'] and !e.empty?
- MANDATORY_ENVS << e
- end
- PREENVARG = ['-e', "%w[#{MANDATORY_ENVS.join(' ')}].each{|e|ENV.delete(e)}"]
- ENVARG = ['-e', 'ENV.each {|k,v| puts "#{k}=#{v}" }']
- ENVCOMMAND = [RUBY].concat(PREENVARG).concat(ENVARG)
- def test_execopts_env
- assert_raise(ArgumentError) {
- system({"F=O"=>"BAR"}, *TRUECOMMAND)
- }
- with_tmpchdir {|d|
- prog = "#{d}/notexist"
- e = assert_raise(Errno::ENOENT) {
- Process.wait Process.spawn({"FOO"=>"BAR"}, prog)
- }
- assert_equal(prog, e.message.sub(/.* - /, ''))
- e = assert_raise(Errno::ENOENT) {
- Process.wait Process.spawn({"FOO"=>"BAR"}, [prog, "blar"])
- }
- assert_equal(prog, e.message.sub(/.* - /, ''))
- }
- h = {}
- cmd = [h, RUBY]
- (ENV.keys + MANDATORY_ENVS).each do |k|
- case k
- when /\APATH\z/i
- when *MANDATORY_ENVS
- cmd << '-e' << "ENV.delete('#{k}')"
- else
- h[k] = nil
- end
- end
- cmd << '-e' << 'puts ENV.keys.map{|e|e.upcase}'
- IO.popen(cmd) {|io|
- assert_equal("PATH\n", io.read)
- }
- IO.popen([{"FOO"=>"BAR"}, *ENVCOMMAND]) {|io|
- assert_match(/^FOO=BAR$/, io.read)
- }
- with_tmpchdir {|d|
- system({"fofo"=>"haha"}, *ENVCOMMAND, STDOUT=>"out")
- assert_match(/^fofo=haha$/, File.read("out").chomp)
- }
- old = ENV["hmm"]
- begin
- ENV["hmm"] = "fufu"
- IO.popen(ENVCOMMAND) {|io| assert_match(/^hmm=fufu$/, io.read) }
- IO.popen([{"hmm"=>""}, *ENVCOMMAND]) {|io| assert_match(/^hmm=$/, io.read) }
- IO.popen([{"hmm"=>nil}, *ENVCOMMAND]) {|io| assert_not_match(/^hmm=/, io.read) }
- ENV["hmm"] = ""
- IO.popen(ENVCOMMAND) {|io| assert_match(/^hmm=$/, io.read) }
- IO.popen([{"hmm"=>""}, *ENVCOMMAND]) {|io| assert_match(/^hmm=$/, io.read) }
- IO.popen([{"hmm"=>nil}, *ENVCOMMAND]) {|io| assert_not_match(/^hmm=/, io.read) }
- ENV["hmm"] = nil
- IO.popen(ENVCOMMAND) {|io| assert_not_match(/^hmm=/, io.read) }
- IO.popen([{"hmm"=>""}, *ENVCOMMAND]) {|io| assert_match(/^hmm=$/, io.read) }
- IO.popen([{"hmm"=>nil}, *ENVCOMMAND]) {|io| assert_not_match(/^hmm=/, io.read) }
- ensure
- ENV["hmm"] = old
- end
- assert_raise_with_message(ArgumentError, /fo=fo/) {
- system({"fo=fo"=>"ha"}, *ENVCOMMAND)
- }
- assert_raise_with_message(ArgumentError, /\u{30c0}=\u{30e1}/) {
- system({"\u{30c0}=\u{30e1}"=>"ha"}, *ENVCOMMAND)
- }
- end
- def test_execopt_env_path
- bug8004 = '[ruby-core:53103] [Bug #8004]'
- Dir.mktmpdir do |d|
- open("#{d}/tmp_script.cmd", "w") {|f| f.puts ": ;"; f.chmod(0755)}
- assert_not_nil(pid = Process.spawn({"PATH" => d}, "tmp_script.cmd"), bug8004)
- wpid, st = Process.waitpid2(pid)
- assert_equal([pid, true], [wpid, st.success?], bug8004)
- end
- end
- def _test_execopts_env_popen(cmd)
- message = cmd.inspect
- IO.popen({"FOO"=>"BAR"}, cmd) {|io|
- assert_equal('FOO=BAR', io.read[/^FOO=.*/], message)
- }
- old = ENV["hmm"]
- begin
- ENV["hmm"] = "fufu"
- IO.popen(cmd) {|io| assert_match(/^hmm=fufu$/, io.read, message)}
- IO.popen({"hmm"=>""}, cmd) {|io| assert_match(/^hmm=$/, io.read, message)}
- IO.popen({"hmm"=>nil}, cmd) {|io| assert_not_match(/^hmm=/, io.read, message)}
- ENV["hmm"] = ""
- IO.popen(cmd) {|io| assert_match(/^hmm=$/, io.read, message)}
- IO.popen({"hmm"=>""}, cmd) {|io| assert_match(/^hmm=$/, io.read, message)}
- IO.popen({"hmm"=>nil}, cmd) {|io| assert_not_match(/^hmm=/, io.read, message)}
- ENV["hmm"] = nil
- IO.popen(cmd) {|io| assert_not_match(/^hmm=/, io.read, message)}
- IO.popen({"hmm"=>""}, cmd) {|io| assert_match(/^hmm=$/, io.read, message)}
- IO.popen({"hmm"=>nil}, cmd) {|io| assert_not_match(/^hmm=/, io.read, message)}
- ensure
- ENV["hmm"] = old
- end
- end
- def test_execopts_env_popen_vector
- _test_execopts_env_popen(ENVCOMMAND)
- end
- def test_execopts_env_popen_string
- with_tmpchdir do |d|
- open('test-script', 'w') do |f|
- ENVCOMMAND.each_with_index do |cmd, i|
- next if i.zero? or cmd == "-e"
- f.puts cmd
- end
- end
- _test_execopts_env_popen("#{RUBY} test-script")
- end
- end
- def test_execopts_preserve_env_on_exec_failure
- with_tmpchdir {|d|
- write_file 's', <<-"End"
- ENV["mgg"] = nil
- prog = "./nonexistent"
- begin
- Process.exec({"mgg" => "mggoo"}, [prog, prog])
- rescue Errno::ENOENT
- end
- open('out', 'w') {|f|
- f.print ENV["mgg"].inspect
- }
- End
- system(RUBY, 's')
- assert_equal(nil.inspect, File.read('out'),
- "[ruby-core:44093] [ruby-trunk - Bug #6249]")
- }
- end
- def test_execopts_env_single_word
- with_tmpchdir {|d|
- open("test_execopts_env_single_word.rb", "w") {|f|
- f.puts "print ENV['hgga']"
- }
- system({"hgga"=>"ugu"}, RUBY,
- :in => 'test_execopts_env_single_word.rb',
- :out => 'test_execopts_env_single_word.out')
- assert_equal('ugu', File.read('test_execopts_env_single_word.out'))
- }
- end
- def test_execopts_unsetenv_others
- h = {}
- MANDATORY_ENVS.each {|k| e = ENV[k] and h[k] = e}
- IO.popen([h, *ENVCOMMAND, :unsetenv_others=>true]) {|io|
- assert_equal("", io.read)
- }
- IO.popen([h.merge("A"=>"B"), *ENVCOMMAND, :unsetenv_others=>true]) {|io|
- assert_equal("A=B\n", io.read)
- }
- end
- PWD = [RUBY, '-e', 'puts Dir.pwd']
- def test_execopts_chdir
- with_tmpchdir {|d|
- IO.popen([*PWD, :chdir => d]) {|io|
- assert_equal(d, io.read.chomp)
- }
- assert_raise_with_message(Errno::ENOENT, %r"d/notexist") {
- Process.wait Process.spawn(*PWD, :chdir => "d/notexist")
- }
- n = "d/\u{1F37A}"
- assert_raise_with_message(Errno::ENOENT, /#{n}/) {
- Process.wait Process.spawn(*PWD, :chdir => n)
- }
- }
- end
- def test_execopts_open_chdir
- with_tmpchdir {|d|
- Dir.mkdir "foo"
- system(*PWD, :chdir => "foo", :out => "open_chdir_test")
- assert_file.exist?("open_chdir_test")
- assert_file.not_exist?("foo/open_chdir_test")
- assert_equal("#{d}/foo", File.read("open_chdir_test").chomp)
- }
- end
- def test_execopts_open_chdir_m17n_path
- with_tmpchdir {|d|
- Dir.mkdir "テスト"
- (pwd = PWD.dup).insert(1, '-EUTF-8:UTF-8')
- system(*pwd, :chdir => "テスト", :out => "open_chdir_テスト")
- assert_file.exist?("open_chdir_テスト")
- assert_file.not_exist?("テスト/open_chdir_テスト")
- assert_equal("#{d}/テスト", File.read("open_chdir_テスト", encoding: "UTF-8").chomp)
- }
- end if windows? || Encoding.find('locale') == Encoding::UTF_8
- def test_execopts_open_failure
- with_tmpchdir {|d|
- assert_raise_with_message(Errno::ENOENT, %r"d/notexist") {
- Process.wait Process.spawn(*PWD, :in => "d/notexist")
- }
- assert_raise_with_message(Errno::ENOENT, %r"d/notexist") {
- Process.wait Process.spawn(*PWD, :out => "d/notexist")
- }
- n = "d/\u{1F37A}"
- assert_raise_with_message(Errno::ENOENT, /#{n}/) {
- Process.wait Process.spawn(*PWD, :in => n)
- }
- assert_raise_with_message(Errno::ENOENT, /#{n}/) {
- Process.wait Process.spawn(*PWD, :out => n)
- }
- }
- end
- UMASK = [RUBY, '-e', 'printf "%04o\n", File.umask']
- def test_execopts_umask
- skip "umask is not supported" if windows?
- IO.popen([*UMASK, :umask => 0]) {|io|
- assert_equal("0000", io.read.chomp)
- }
- IO.popen([*UMASK, :umask => 0777]) {|io|
- assert_equal("0777", io.read.chomp)
- }
- end
- def with_pipe
- begin
- r, w = IO.pipe
- yield r, w
- ensure
- r.close unless r.closed?
- w.close unless w.closed?
- end
- end
- def with_pipes(n)
- ary = []
- begin
- n.times {
- ary << IO.pipe
- }
- yield ary
- ensure
- ary.each {|r, w|
- r.close unless r.closed?
- w.close unless w.closed?
- }
- end
- end
- ECHO = lambda {|arg| [RUBY, '-e', "puts #{arg.dump}; STDOUT.flush"] }
- SORT = [RUBY, '-e', "puts ARGF.readlines.sort"]
- CAT = [RUBY, '-e', "IO.copy_stream STDIN, STDOUT"]
- def test_execopts_redirect_fd
- with_tmpchdir {|d|
- Process.wait Process.spawn(*ECHO["a"], STDOUT=>["out", File::WRONLY|File::CREAT|File::TRUNC, 0644])
- assert_equal("a", File.read("out").chomp)
- if windows?
- # currently telling to child the file modes is not supported.
- open("out", "a") {|f| f.write "0\n"}
- else
- Process.wait Process.spawn(*ECHO["0"], STDOUT=>["out", File::WRONLY|File::CREAT|File::APPEND, 0644])
- assert_equal("a\n0\n", File.read("out"))
- end
- Process.wait Process.spawn(*SORT, STDIN=>["out", File::RDONLY, 0644],
- STDOUT=>["out2", File::WRONLY|File::CREAT|File::TRUNC, 0644])
- assert_equal("0\na\n", File.read("out2"))
- Process.wait Process.spawn(*ECHO["b"], [STDOUT, STDERR]=>["out", File::WRONLY|File::CREAT|File::TRUNC, 0644])
- assert_equal("b", File.read("out").chomp)
- # problem occur with valgrind
- #Process.wait Process.spawn(*ECHO["a"], STDOUT=>:close, STDERR=>["out", File::WRONLY|File::CREAT|File::TRUNC, 0644])
- #p File.read("out")
- #assert_not_empty(File.read("out")) # error message such as "-e:1:in `flush': Bad file descriptor (Errno::EBADF)"
- Process.wait Process.spawn(*ECHO["c"], STDERR=>STDOUT, STDOUT=>["out", File::WRONLY|File::CREAT|File::TRUNC, 0644])
- assert_equal("c", File.read("out").chomp)
- File.open("out", "w") {|f|
- Process.wait Process.spawn(*ECHO["d"], STDOUT=>f)
- assert_equal("d", File.read("out").chomp)
- }
- opts = {STDOUT=>["out", File::WRONLY|File::CREAT|File::TRUNC, 0644]}
- opts.merge(3=>STDOUT, 4=>STDOUT, 5=>STDOUT, 6=>STDOUT, 7=>STDOUT) unless windows?
- Process.wait Process.spawn(*ECHO["e"], opts)
- assert_equal("e", File.read("out").chomp)
- opts = {STDOUT=>["out", File::WRONLY|File::CREAT|File::TRUNC, 0644]}
- opts.merge(3=>0, 4=>:in, 5=>STDIN, 6=>1, 7=>:out, 8=>STDOUT, 9=>2, 10=>:err, 11=>STDERR) unless windows?
- Process.wait Process.spawn(*ECHO["ee"], opts)
- assert_equal("ee", File.read("out").chomp)
- unless windows?
- # passing non-stdio fds is not supported on Windows
- File.open("out", "w") {|f|
- h = {STDOUT=>f, f=>STDOUT}
- 3.upto(30) {|i| h[i] = STDOUT if f.fileno != i }
- Process.wait Process.spawn(*ECHO["f"], h)
- assert_equal("f", File.read("out").chomp)
- }
- end
- assert_raise(ArgumentError) {
- Process.wait Process.spawn(*ECHO["f"], 1=>Process)
- }
- assert_raise(ArgumentError) {
- Process.wait Process.spawn(*ECHO["f"], [Process]=>1)
- }
- assert_raise(ArgumentError) {
- Process.wait Process.spawn(*ECHO["f"], [1, STDOUT]=>2)
- }
- assert_raise(ArgumentError) {
- Process.wait Process.spawn(*ECHO["f"], -1=>2)
- }
- Process.wait Process.spawn(*ECHO["hhh\nggg\n"], STDOUT=>"out")
- assert_equal("hhh\nggg\n", File.read("out"))
- Process.wait Process.spawn(*SORT, STDIN=>"out", STDOUT=>"out2")
- assert_equal("ggg\nhhh\n", File.read("out2"))
- unless windows?
- # passing non-stdio fds is not supported on Windows
- assert_raise(Errno::ENOENT) {
- Process.wait Process.spawn("non-existing-command", (3..60).to_a=>["err", File::WRONLY|File::CREAT])
- }
- assert_equal("", File.read("err"))
- end
- system(*ECHO["bb\naa\n"], STDOUT=>["out", "w"])
- assert_equal("bb\naa\n", File.read("out"))
- system(*SORT, STDIN=>["out"], STDOUT=>"out2")
- assert_equal("aa\nbb\n", File.read("out2"))
- }
- end
- def test_execopts_redirect_open_order_normal
- minfd = 3
- maxfd = 20
- with_tmpchdir {|d|
- opts = {}
- minfd.upto(maxfd) {|fd| opts[fd] = ["out#{fd}", "w"] }
- system RUBY, "-e", "#{minfd}.upto(#{maxfd}) {|fd| IO.new(fd).print fd.to_s }", opts
- minfd.upto(maxfd) {|fd| assert_equal(fd.to_s, File.read("out#{fd}")) }
- }
- end unless windows? # passing non-stdio fds is not supported on Windows
- def test_execopts_redirect_open_order_reverse
- minfd = 3
- maxfd = 20
- with_tmpchdir {|d|
- opts = {}
- maxfd.downto(minfd) {|fd| opts[fd] = ["out#{fd}", "w"] }
- system RUBY, "-e", "#{minfd}.upto(#{maxfd}) {|fd| IO.new(fd).print fd.to_s }", opts
- minfd.upto(maxfd) {|fd| assert_equal(fd.to_s, File.read("out#{fd}")) }
- }
- end unless windows? # passing non-stdio fds is not supported on Windows
- def test_execopts_redirect_open_fifo
- with_tmpchdir {|d|
- begin
- File.mkfifo("fifo")
- rescue NotImplementedError
- return
- end
- assert_file.pipe?("fifo")
- t1 = Thread.new {
- system(*ECHO["output to fifo"], :out=>"fifo")
- }
- t2 = Thread.new {
- IO.popen([*CAT, :in=>"fifo"]) {|f| f.read }
- }
- _, v2 = assert_join_threads([t1, t2])
- assert_equal("output to fifo\n", v2)
- }
- end unless windows? # does not support fifo
- def test_execopts_redirect_open_fifo_interrupt_raise
- with_tmpchdir {|d|
- begin
- File.mkfifo("fifo")
- rescue NotImplementedError
- return
- end
- IO.popen([RUBY, '-e', <<-'EOS']) {|io|
- class E < StandardError; end
- trap(:USR1) { raise E }
- begin
- puts "start"
- STDOUT.flush
- system("cat", :in => "fifo")
- rescue E
- puts "ok"
- end
- EOS
- assert_equal("start\n", io.gets)
- sleep 0.5
- Process.kill(:USR1, io.pid)
- assert_equal("ok\n", io.read)
- }
- }
- end unless windows? # does not support fifo
- def test_execopts_redirect_open_fifo_interrupt_print
- with_tmpchdir {|d|
- begin
- File.mkfifo("fifo")
- rescue NotImplementedError
- return
- end
- IO.popen([RUBY, '-e', <<-'EOS']) {|io|
- STDOUT.sync = true
- trap(:USR1) { print "trap\n" }
- puts "start"
- system("cat", :in => "fifo")
- EOS
- assert_equal("start\n", io.gets)
- sleep 0.2 # wait for the child to stop at opening "fifo"
- Process.kill(:USR1, io.pid)
- assert_equal("trap\n", io.readpartial(8))
- File.write("fifo", "ok\n")
- assert_equal("ok\n", io.read)
- }
- }
- end unless windows? # does not support fifo
- def test_execopts_redirect_pipe
- with_pipe {|r1, w1|
- with_pipe {|r2, w2|
- opts = {STDIN=>r1, STDOUT=>w2}
- opts.merge(w1=>:close, r2=>:close) unless windows?
- pid = spawn(*SORT, opts)
- r1.close
- w2.close
- w1.puts "c"
- w1.puts "a"
- w1.puts "b"
- w1.close
- assert_equal("a\nb\nc\n", r2.read)
- r2.close
- Process.wait(pid)
- }
- }
- unless windows?
- # passing non-stdio fds is not supported on Windows
- with_pipes(5) {|pipes|
- ios = pipes.flatten
- h = {}
- ios.length.times {|i| h[ios[i]] = ios[(i-1)%ios.length] }
- h2 = h.invert
- _rios = pipes.map {|r, w| r }
- wios = pipes.map {|r, w| w }
- child_wfds = wios.map {|w| h2[w].fileno }
- pid = spawn(RUBY, "-e",
- "[#{child_wfds.join(',')}].each {|fd| IO.new(fd, 'w').puts fd }", h)
- pipes.each {|r, w|
- assert_equal("#{h2[w].fileno}\n", r.gets)
- }
- Process.wait pid;
- }
- with_pipes(5) {|pipes|
- ios = pipes.flatten
- h = {}
- ios.length.times {|i| h[ios[i]] = ios[(i+1)%ios.length] }
- h2 = h.invert
- _rios = pipes.map {|r, w| r }
- wios = pipes.map {|r, w| w }
- child_wfds = wios.map {|w| h2[w].fileno }
- pid = spawn(RUBY, "-e",
- "[#{child_wfds.join(',')}].each {|fd| IO.new(fd, 'w').puts fd }", h)
- pipes.each {|r, w|
- assert_equal("#{h2[w].fileno}\n", r.gets)
- }
- Process.wait pid
- }
- closed_fd = nil
- with_pipes(5) {|pipes|
- io = pipes.last.last
- closed_fd = io.fileno
- }
- assert_raise(Errno::EBADF) { Process.wait spawn(*TRUECOMMAND, closed_fd=>closed_fd) }
- with_pipe {|r, w|
- if w.respond_to?(:"close_on_exec=")
- w.close_on_exec = true
- pid = spawn(RUBY, "-e", "IO.new(#{w.fileno}, 'w').print 'a'", w=>w)
- w.close
- assert_equal("a", r.read)
- Process.wait pid
- end
- }
- # ensure standard FDs we redirect to are blocking for compatibility
- with_pipes(3) do |pipes|
- src = 'p [STDIN,STDOUT,STDERR].map(&:nonblock?)'
- rdr = { 0 => pipes[0][0], 1 => pipes[1][1], 2 => pipes[2][1] }
- pid = spawn(RUBY, '-rio/nonblock', '-e', src, rdr)
- assert_equal("[false, false, false]\n", pipes[1][0].gets)
- Process.wait pid
- end
- end
- end
- def test_execopts_redirect_symbol
- with_tmpchdir {|d|
- system(*ECHO["funya"], :out=>"out")
- assert_equal("funya\n", File.read("out"))
- system(RUBY, '-e', 'STDOUT.reopen(STDERR); puts "henya"', :err=>"out")
- assert_equal("henya\n", File.read("out"))
- IO.popen([*CAT, :in=>"out"]) {|io|
- assert_equal("henya\n", io.read)
- }
- }
- end
- def test_execopts_redirect_nonascii_path
- bug9946 = '[ruby-core:63185] [Bug #9946]'
- with_tmpchdir {|d|
- path = "t-\u{30c6 30b9 30c8 f6}.txt"
- system(*ECHO["a"], out: path)
- assert_file.for(bug9946).exist?(path)
- assert_equal("a\n", File.read(path), bug9946)
- }
- end
- def test_execopts_redirect_to_out_and_err
- with_tmpchdir {|d|
- ret = system(RUBY, "-e", 'STDERR.print "e"; STDOUT.print "o"', [:out, :err] => "foo")
- assert_equal(true, ret)
- assert_equal("eo", File.read("foo"))
- ret = system(RUBY, "-e", 'STDERR.print "E"; STDOUT.print "O"', [:err, :out] => "bar")
- assert_equal(true, ret)
- assert_equal("EO", File.read("bar"))
- }
- end
- def test_execopts_redirect_dup2_child
- with_tmpchdir {|d|
- Process.wait spawn(RUBY, "-e", "STDERR.print 'err'; STDOUT.print 'out'",
- STDOUT=>"out", STDERR=>[:child, STDOUT])
- assert_equal("errout", File.read("out"))
- Process.wait spawn(RUBY, "-e", "STDERR.print 'err'; STDOUT.print 'out'",
- STDERR=>"out", STDOUT=>[:child, STDERR])
- assert_equal("errout", File.read("out"))
- skip "inheritance of fd other than stdin,stdout and stderr is not supported" if windows?
- Process.wait spawn(RUBY, "-e", "STDERR.print 'err'; STDOUT.print 'out'",
- STDOUT=>"out",
- STDERR=>[:child, 3],
- 3=>[:child, 4],
- 4=>[:child, STDOUT]
- )
- assert_equal("errout", File.read("out"))
- IO.popen([RUBY, "-e", "STDERR.print 'err'; STDOUT.print 'out'", STDERR=>[:child, STDOUT]]) {|io|
- assert_equal("errout", io.read)
- }
- assert_raise(ArgumentError) { Process.wait spawn(*TRUECOMMAND, STDOUT=>[:child, STDOUT]) }
- assert_raise(ArgumentError) { Process.wait spawn(*TRUECOMMAND, 3=>[:child, 4], 4=>[:child, 3]) }
- assert_raise(ArgumentError) { Process.wait spawn(*TRUECOMMAND, 3=>[:child, 4], 4=>[:child, 5], 5=>[:child, 3]) }
- assert_raise(ArgumentError) { Process.wait spawn(*TRUECOMMAND, STDOUT=>[:child, 3]) }
- }
- end
- def test_execopts_exec
- with_tmpchdir {|d|
- write_file("s", 'exec "echo aaa", STDOUT=>"foo"')
- pid = spawn RUBY, 's'
- Process.wait pid
- assert_equal("aaa\n", File.read("foo"))
- }
- end
- def test_execopts_popen
- with_tmpchdir {|d|
- IO.popen("#{RUBY} -e 'puts :foo'") {|io| assert_equal("foo\n", io.read) }
- assert_raise(Errno::ENOENT) { IO.popen(["echo bar"]) {} } # assuming "echo bar" command not exist.
- IO.popen(ECHO["baz"]) {|io| assert_equal("baz\n", io.read) }
- }
- end
- def test_execopts_popen_stdio
- with_tmpchdir {|d|
- assert_raise(ArgumentError) {
- IO.popen([*ECHO["qux"], STDOUT=>STDOUT]) {|io| }
- }
- IO.popen([*ECHO["hoge"], STDERR=>STDOUT]) {|io|
- assert_equal("hoge\n", io.read)
- }
- assert_raise(ArgumentError) {
- IO.popen([*ECHO["fuga"], STDOUT=>"out"]) {|io| }
- }
- }
- end
- def test_execopts_popen_extra_fd
- skip "inheritance of fd other than stdin,stdout and stderr is not supported" if windows?
- with_tmpchdir {|d|
- with_pipe {|r, w|
- IO.popen([RUBY, '-e', 'IO.new(3, "w").puts("a"); puts "b"', 3=>w]) {|io|
- assert_equal("b\n", io.read)
- }
- w.close
- assert_equal("a\n", r.read)
- }
- IO.popen([RUBY, '-e', "IO.new(9, 'w').puts(:b)",
- 9=>["out2", File::WRONLY|File::CREAT|File::TRUNC]]) {|io|
- assert_equal("", io.read)
- }
- assert_equal("b\n", File.read("out2"))
- }
- end
- def test_popen_fork
- IO.popen("-") {|io|
- if !io
- puts "fooo"
- else
- assert_equal("fooo\n", io.read)
- end
- }
- rescue NotImplementedError
- end
- def test_fd_inheritance
- skip "inheritance of fd other than stdin,stdout and stderr is not supported" if windows?
- with_pipe {|r, w|
- system(RUBY, '-e', 'IO.new(ARGV[0].to_i, "w").puts(:ba)', w.fileno.to_s, w=>w)
- w.close
- assert_equal("ba\n", r.read)
- }
- with_pipe {|r, w|
- Process.wait spawn(RUBY, '-e',
- 'IO.new(ARGV[0].to_i, "w").puts("bi") rescue nil',
- w.fileno.to_s)
- w.close
- assert_equal("", r.read)
- }
- with_pipe {|r, w|
- with_tmpchdir {|d|
- write_file("s", <<-"End")
- exec(#{RUBY.dump}, '-e',
- 'IO.new(ARGV[0].to_i, "w").puts("bu") rescue nil',
- #{w.fileno.to_s.dump}, :close_others=>false)
- End
- w.close_on_exec = false
- Process.wait spawn(RUBY, "s", :close_others=>false)
- w.close
- assert_equal("bu\n", r.read)
- }
- }
- with_pipe {|r, w|
- io = IO.popen([RUBY, "-e", "STDERR.reopen(STDOUT); IO.new(#{w.fileno}, 'w').puts('me')"])
- begin
- w.close
- errmsg = io.read
- assert_equal("", r.read)
- assert_not_equal("", errmsg)
- ensure
- io.close
- end
- }
- with_pipe {|r, w|
- errmsg = `#{RUBY} -e "STDERR.reopen(STDOUT); IO.new(#{w.fileno}, 'w').puts(123)"`
- w.close
- assert_equal("", r.read)
- assert_not_equal("", errmsg)
- }
- end
- def test_execopts_close_others
- skip "inheritance of fd other than stdin,stdout and stderr is not supported" if windows?
- with_tmpchdir {|d|
- with_pipe {|r, w|
- system(RUBY, '-e', 'STDERR.reopen("err", "w"); IO.new(ARGV[0].to_i, "w").puts("ma")', w.fileno.to_s, :close_others=>true)
- w.close
- assert_equal("", r.read)
- assert_not_equal("", File.read("err"))
- File.unlink("err")
- }
- with_pipe {|r, w|
- Process.wait spawn(RUBY, '-e', 'STDERR.reopen("err", "w"); IO.new(ARGV[0].to_i, "w").puts("mi")', w.fileno.to_s, :close_others=>true)
- w.close
- assert_equal("", r.read)
- assert_not_equal("", File.read("err"))
- File.unlink("err")
- }
- with_pipe {|r, w|
- w.close_on_exec = false
- Process.wait spawn(RUBY, '-e', 'IO.new(ARGV[0].to_i, "w").puts("bi")', w.fileno.to_s, :close_others=>false)
- w.close
- assert_equal("bi\n", r.read)
- }
- with_pipe {|r, w|
- write_file("s", <<-"End")
- exec(#{RUBY.dump}, '-e',
- 'STDERR.reopen("err", "w"); IO.new(ARGV[0].to_i, "w").puts("mu")',
- #{w.fileno.to_s.dump},
- :close_others=>true)
- End
- Process.wait spawn(RUBY, "s", :close_others=>false)
- w.close
- assert_equal("", r.read)
- assert_not_equal("", File.read("err"))
- File.unlink("err")
- }
- with_pipe {|r, w|
- io = IO.popen([RUBY, "-e", "STDERR.reopen(STDOUT); IO.new(#{w.fileno}, 'w').puts('me')", :close_others=>true])
- begin
- w.close
- errmsg = io.read
- assert_equal("", r.read)
- assert_not_equal("", errmsg)
- ensure
- io.close
- end
- }
- with_pipe {|r, w|
- w.close_on_exec = false
- io = IO.popen([RUBY, "-e", "STDERR.reopen(STDOUT); IO.new(#{w.fileno}, 'w').puts('mo')", :close_others=>false])
- begin
- w.close
- errmsg = io.read
- assert_equal("mo\n", r.read)
- assert_equal("", errmsg)
- ensure
- io.close
- end
- }
- with_pipe {|r, w|
- w.close_on_exec = false
- io = IO.popen([RUBY, "-e", "STDERR.reopen(STDOUT); IO.new(#{w.fileno}, 'w').puts('mo')", :close_others=>nil])
- begin
- w.close
- errmsg = io.read
- assert_equal("mo\n", r.read)
- assert_equal("", errmsg)
- ensure
- io.close
- end
- }
- }
- end
- def test_close_others_default_false
- IO.pipe do |r,w|
- w.close_on_exec = false
- src = "IO.new(#{w.fileno}).puts(:hi)"
- assert_equal true, system(*%W(#{RUBY} --disable=gems -e #{src}))
- assert_equal "hi\n", r.gets
- end
- end unless windows? # passing non-stdio fds is not supported on Windows
- def test_execopts_redirect_self
- begin
- with_pipe {|r, w|
- w << "haha\n"
- w.close
- r.close_on_exec = true
- IO.popen([RUBY, "-e", "print IO.new(#{r.fileno}, 'r').read", r.fileno=>r.fileno, :close_others=>false]) {|io|
- assert_equal("haha\n", io.read)
- }
- }
- rescue NotImplementedError
- skip "IO#close_on_exec= is not supported"
- end
- end unless windows? # passing non-stdio fds is not supported on Windows
- def test_execopts_redirect_tempfile
- bug6269 = '[ruby-core:44181]'
- Tempfile.create("execopts") do |tmp|
- pid = assert_nothing_raised(ArgumentError, bug6269) do
- break spawn(RUBY, "-e", "print $$", out: tmp)
- end
- Process.wait(pid)
- tmp.rewind
- assert_equal(pid.to_s, tmp.read)
- end
- end
- def test_execopts_duplex_io
- IO.popen("#{RUBY} -e ''", "r+") {|duplex|
- assert_raise(ArgumentError) { system("#{RUBY} -e ''", duplex=>STDOUT) }
- assert_raise(ArgumentError) { system("#{RUBY} -e ''", STDOUT=>duplex) }
- }
- end
- def test_execopts_modification
- h = {}
- Process.wait spawn(*TRUECOMMAND, h)
- assert_equal({}, h)
- h = {}
- system(*TRUECOMMAND, h)
- assert_equal({}, h)
- h = {}
- io = IO.popen([*TRUECOMMAND, h])
- io.close
- assert_equal({}, h)
- end
- def test_system_noshell
- str = "echo non existing command name which contains spaces"
- assert_nil(system([str, str]))
- end
- def test_spawn_noshell
- str = "echo non existing command name which contains spaces"
- assert_raise(Errno::ENOENT) { spawn([str, str]) }
- end
- def test_popen_noshell
- str = "echo non existing command name which contains spaces"
- assert_raise(Errno::ENOENT) { IO.popen([str, str]) }
- end
- def test_exec_noshell
- with_tmpchdir {|d|
- write_file("s", <<-"End")
- str = "echo non existing command name which contains spaces"
- STDERR.reopen(STDOUT)
- begin
- exec [str, str]
- rescue Errno::ENOENT
- print "Errno::ENOENT success"
- end
- End
- r = IO.popen([RUBY, "s", :close_others=>false], "r") {|f| f.read}
- assert_equal("Errno::ENOENT success", r)
- }
- end
- def test_system_wordsplit
- with_tmpchdir {|d|
- write_file("script", <<-'End')
- File.open("result", "w") {|t| t << "haha pid=#{$$} ppid=#{Process.ppid}" }
- exit 5
- End
- str = "#{RUBY} script"
- ret = system(str)
- status = $?
- assert_equal(false, ret)
- assert_predicate(status, :exited?)
- assert_equal(5, status.exitstatus)
- assert_equal("haha pid=#{status.pid} ppid=#{$$}", File.read("result"))
- }
- end
- def test_spawn_wordsplit
- with_tmpchdir {|d|
- write_file("script", <<-'End')
- File.open("result", "w") {|t| t << "hihi pid=#{$$} ppid=#{Process.ppid}" }
- exit 6
- End
- str = "#{RUBY} script"
- pid = spawn(str)
- Process.wait pid
- status = $?
- assert_equal(pid, status.pid)
- assert_predicate(status, :exited?)
- assert_equal(6, status.exitstatus)
- assert_equal("hihi pid=#{status.pid} ppid=#{$$}", File.read("result"))
- }
- end
- def test_popen_wordsplit
- with_tmpchdir {|d|
- write_file("script", <<-'End')
- print "fufu pid=#{$$} ppid=#{Process.ppid}"
- exit 7
- End
- str = "#{RUBY} script"
- io = IO.popen(str)
- pid = io.pid
- result = io.read
- io.close
- status = $?
- assert_equal(pid, status.pid)
- assert_predicate(status, :exited?)
- assert_equal(7, status.exitstatus)
- assert_equal("fufu pid=#{status.pid} ppid=#{$$}", result)
- }
- end
- def test_popen_wordsplit_beginning_and_trailing_spaces
- with_tmpchdir {|d|
- write_file("script", <<-'End')
- print "fufumm pid=#{$$} ppid=#{Process.ppid}"
- exit 7
- End
- str = " #{RUBY} script "
- io = IO.popen(str)
- pid = io.pid
- result = io.read
- io.close
- status = $?
- assert_equal(pid, status.pid)
- assert_predicate(status, :exited?)
- assert_equal(7, status.exitstatus)
- assert_equal("fufumm pid=#{status.pid} ppid=#{$$}", result)
- }
- end
- def test_exec_wordsplit
- with_tmpchdir {|d|
- write_file("script", <<-'End')
- File.open("result", "w") {|t|
- if /mswin|bccwin|mingw/ =~ RUBY_PLATFORM
- t << "hehe ppid=#{Process.ppid}"
- else
- t << "hehe pid=#{$$} ppid=#{Process.ppid}"
- end
- }
- exit 6
- End
- write_file("s", <<-"End")
- ruby = #{RUBY.dump}
- exec "\#{ruby} script"
- End
- pid = spawn(RUBY, "s")
- Process.wait pid
- status = $?
- assert_equal(pid, status.pid)
- assert_predicate(status, :exited?)
- assert_equal(6, status.exitstatus)
- if windows?
- expected = "hehe ppid=#{status.pid}"
- else
- expected = "hehe pid=#{status.pid} ppid=#{$$}"
- end
- assert_equal(expected, File.read("result"))
- }
- end
- def test_system_shell
- with_tmpchdir {|d|
- write_file("script1", <<-'End')
- File.open("result1", "w") {|t| t << "taka pid=#{$$} ppid=#{Process.ppid}" }
- exit 7
- End
- write_file("script2", <<-'End')
- File.open("result2", "w") {|t| t << "taki pid=#{$$} ppid=#{Process.ppid}" }
- exit 8
- End
- ret = system("#{RUBY} script1 || #{RUBY} script2")
- status = $?
- assert_equal(false, ret)
- assert_predicate(status, :exited?)
- result1 = File.read("result1")
- result2 = File.read("result2")
- assert_match(/\Ataka pid=\d+ ppid=\d+\z/, result1)
- assert_match(/\Ataki pid=\d+ ppid=\d+\z/, result2)
- assert_not_equal(result1[/\d+/].to_i, status.pid)
- if windows?
- Dir.mkdir(path = "path with space")
- write_file(bat = path + "/bat test.bat", "@echo %1>out")
- system(bat, "foo 'bar'")
- assert_equal(%["foo 'bar'"\n], File.read("out"), '[ruby-core:22960]')
- system(%[#{bat.dump} "foo 'bar'"])
- assert_equal(%["foo 'bar'"\n], File.read("out"), '[ruby-core:22960]')
- end
- }
- end
- def test_spawn_shell
- with_tmpchdir {|d|
- write_file("script1", <<-'End')
- File.open("result1", "w") {|t| t << "taku pid=#{$$} ppid=#{Process.ppid}" }
- exit 7
- End
- write_file("script2", <<-'End')
- File.open("result2", "w") {|t| t << "take pid=#{$$} ppid=#{Process.ppid}" }
- exit 8
- End
- pid = spawn("#{RUBY} script1 || #{RUBY} script2")
- Process.wait pid
- status = $?
- assert_predicate(status, :exited?)
- assert_not_predicate(status, :success?)
- result1 = File.read("result1")
- result2 = File.read("result2")
- assert_match(/\Ataku pid=\d+ ppid=\d+\z/, result1)
- assert_match(/\Atake pid=\d+ ppid=\d+\z/, result2)
- assert_not_equal(result1[/\d+/].to_i, status.pid)
- if windows?
- Dir.mkdir(path = "path with space")
- write_file(bat = path + "/bat test.bat", "@echo %1>out")
- pid = spawn(bat, "foo 'bar'")
- Process.wait pid
- status = $?
- assert_predicate(status, :exited?)
- assert_predicate(status, :success?)
- assert_equal(%["foo 'bar'"\n], File.read("out"), '[ruby-core:22960]')
- pid = spawn(%[#{bat.dump} "foo 'bar'"])
- Process.wait pid
- status = $?
- assert_predicate(status, :exited?)
- assert_predicate(status, :success?)
- assert_equal(%["foo 'bar'"\n], File.read("out"), '[ruby-core:22960]')
- end
- }
- end
- def test_popen_shell
- with_tmpchdir {|d|
- write_file("script1", <<-'End')
- puts "tako pid=#{$$} ppid=#{Process.ppid}"
- exit 7
- End
- write_file("script2", <<-'End')
- puts "tika pid=#{$$} ppid=#{Process.ppid}"
- exit 8
- End
- io = IO.popen("#{RUBY} script1 || #{RUBY} script2")
- result = io.read
- io.close
- status = $?
- assert_predicate(status, :exited?)
- assert_not_predicate(status, :success?)
- assert_match(/\Atako pid=\d+ ppid=\d+\ntika pid=\d+ ppid=\d+\n\z/, result)
- assert_not_equal(result[/\d+/].to_i, status.pid)
- if windows?
- Dir.mkdir(path = "path with space")
- write_file(bat = path + "/bat test.bat", "@echo %1")
- r = IO.popen([bat, "foo 'bar'"]) {|f| f.read}
- assert_equal(%["foo 'bar'"\n], r, '[ruby-core:22960]')
- r = IO.popen(%[#{bat.dump} "foo 'bar'"]) {|f| f.read}
- assert_equal(%["foo 'bar'"\n], r, '[ruby-core:22960]')
- end
- }
- end
- def test_exec_shell
- with_tmpchdir {|d|
- write_file("script1", <<-'End')
- File.open("result1", "w") {|t| t << "tiki pid=#{$$} ppid=#{Process.ppid}" }
- exit 7
- End
- write_file("script2", <<-'End')
- File.open("result2", "w") {|t| t << "tiku pid=#{$$} ppid=#{Process.ppid}" }
- exit 8
- End
- write_file("s", <<-"End")
- ruby = #{RUBY.dump}
- exec("\#{ruby} script1 || \#{ruby} script2")
- End
- pid = spawn RUBY, "s"
- Process.wait pid
- status = $?
- assert_predicate(status, :exited?)
- assert_not_predicate(status, :success?)
- result1 = File.read("result1")
- result2 = File.read("result2")
- assert_match(/\Atiki pid=\d+ ppid=\d+\z/, result1)
- assert_match(/\Atiku pid=\d+ ppid=\d+\z/, result2)
- assert_not_equal(result1[/\d+/].to_i, status.pid)
- }
- end
- def test_argv0
- with_tmpchdir {|d|
- assert_equal(false, system([RUBY, "asdfg"], "-e", "exit false"))
- assert_equal(true, system([RUBY, "zxcvb"], "-e", "exit true"))
- Process.wait spawn([RUBY, "poiu"], "-e", "exit 4")
- assert_equal(4, $?.exitstatus)
- assert_equal("1", IO.popen([[RUBY, "qwerty"], "-e", "print 1"]) {|f| f.read })
- write_file("s", <<-"End")
- exec([#{RUBY.dump}, "lkjh"], "-e", "exit 5")
- End
- pid = spawn RUBY, "s"
- Process.wait pid
- assert_equal(5, $?.exitstatus)
- }
- end
- def with_stdin(filename)
- open(filename) {|f|
- begin
- old = STDIN.dup
- begin
- STDIN.reopen(filename)
- yield
- ensure
- STDIN.reopen(old)
- end
- ensure
- old.close
- end
- }
- end
- def test_argv0_noarg
- with_tmpchdir {|d|
- open("t", "w") {|f| f.print "exit true" }
- open("f", "w") {|f| f.print "exit false" }
- with_stdin("t") { assert_equal(true, system([RUBY, "qaz"])) }
- with_stdin("f") { assert_equal(false, system([RUBY, "wsx"])) }
- with_stdin("t") { Process.wait spawn([RUBY, "edc"]) }
- assert_predicate($?, :success?)
- with_stdin("f") { Process.wait spawn([RUBY, "rfv"]) }
- assert_not_predicate($?, :success?)
- with_stdin("t") { IO.popen([[RUBY, "tgb"]]) {|io| assert_equal("", io.read) } }
- assert_predicate($?, :success?)
- with_stdin("f") { IO.popen([[RUBY, "yhn"]]) {|io| assert_equal("", io.read) } }
- assert_not_predicate($?, :success?)
- status = run_in_child "STDIN.reopen('t'); exec([#{RUBY.dump}, 'ujm'])"
- assert_predicate(status, :success?)
- status = run_in_child "STDIN.reopen('f'); exec([#{RUBY.dump}, 'ik,'])"
- assert_not_predicate(status, :success?)
- }
- end
- def test_argv0_keep_alive
- assert_in_out_err([], <<~REPRO, ['-'], [], "[Bug #15887]")
- $0 = "diverge"
- 4.times { GC.start }
- puts Process.argv0
- REPRO
- end
- def test_status
- with_tmpchdir do
- s = run_in_child("exit 1")
- assert_equal("#<Process::Status: pid #{ s.pid } exit #{ s.exitstatus }>", s.inspect)
- assert_equal(s, s)
- assert_equal(s, s.to_i)
- assert_equal(s.to_i & 0x55555555, s & 0x55555555)
- assert_equal(s.to_i >> 1, s >> 1)
- assert_equal(false, s.stopped?)
- assert_equal(nil, s.stopsig)
- end
- end
- def test_status_kill
- return unless Process.respond_to?(:kill)
- return unless Signal.list.include?("KILL")
- # assume the system supports signal if SIGQUIT is available
- expected = Signal.list.include?("QUIT") ? [false, true, false, nil] : [true, false, false, true]
- with_tmpchdir do
- write_file("foo", "Process.kill(:KILL, $$); exit(42)")
- system(RUBY, "foo")
- s = $?
- assert_equal(expected,
- [s.exited?, s.signaled?, s.stopped?, s.success?],
- "[s.exited?, s.signaled?, s.stopped?, s.success?]")
- end
- end
- def test_status_quit
- return unless Process.respond_to?(:kill)
- return unless Signal.list.include?("QUIT")
- with_tmpchdir do
- s = assert_in_out_err([], "Signal.trap(:QUIT,'DEFAULT'); Process.kill(:SIGQUIT, $$);sleep 30", //, //, rlimit_core: 0)
- assert_equal([false, true, false, nil],
- [s.exited?, s.signaled?, s.stopped?, s.success?],
- "[s.exited?, s.signaled?, s.stopped?, s.success?]")
- assert_equal("#<Process::Status: pid #{ s.pid } SIGQUIT (signal #{ s.termsig })>",
- s.inspect.sub(/ \(core dumped\)(?=>\z)/, ''))
- end
- end
- def test_wait_without_arg
- with_tmpchdir do
- write_file("foo", "sleep 0.1")
- pid = spawn(RUBY, "foo")
- assert_equal(pid, Process.wait)
- end
- end
- def test_wait2
- with_tmpchdir do
- write_file("foo", "sleep 0.1")
- pid = spawn(RUBY, "foo")
- assert_equal([pid, 0], Process.wait2)
- end
- end
- def test_waitall
- with_tmpchdir do
- write_file("foo", "sleep 0.1")
- ps = (0...3).map { spawn(RUBY, "foo") }.sort
- ss = Process.waitall.sort
- ps.zip(ss) do |p1, (p2, s)|
- assert_equal(p1, p2)
- assert_equal(p1, s.pid)
- end
- end
- end
- def test_wait_exception
- bug11340 = '[ruby-dev:49176] [Bug #11340]'
- t0 = t1 = nil
- sec = 3
- code = "puts;STDOUT.flush;Thread.start{gets;exit};sleep(#{sec})"
- IO.popen([RUBY, '-e', code], 'r+') do |f|
- pid = f.pid
- f.gets
- t0 = Time.now
- th = Thread.start(Thread.current) do |main|
- Thread.pass until main.stop?
- main.raise Interrupt
- end
- begin
- assert_raise(Interrupt) {Process.wait(pid)}
- ensure
- th.kill.join
- end
- t1 = Time.now
- diff = t1 - t0
- assert_operator(diff, :<, sec,
- ->{"#{bug11340}: #{diff} seconds to interrupt Process.wait"})
- f.puts
- end
- end
- def test_abort
- with_tmpchdir do
- s = run_in_child("abort")
- assert_not_predicate(s, :success?)
- write_file("test-script", "#{<<~"begin;"}\n#{<<~'end;'}")
- begin;
- STDERR.reopen(STDOUT)
- begin
- raise "[Bug #16424]"
- rescue
- abort
- end
- end;
- assert_include(IO.popen([RUBY, "test-script"], &:read), "[Bug #16424]")
- end
- end
- def test_sleep
- assert_raise(ArgumentError) { sleep(1, 1) }
- [-1, -1.0, -1r].each do |sec|
- assert_raise_with_message(ArgumentError, /not.*negative/) { sleep(sec) }
- end
- end
- def test_getpgid
- assert_kind_of(Integer, Process.getpgid(Process.ppid))
- rescue NotImplementedError
- end
- def test_getpriority
- assert_kind_of(Integer, Process.getpriority(Process::PRIO_PROCESS, $$))
- rescue NameError, NotImplementedError
- end
- def test_setpriority
- if defined? Process::PRIO_USER
- assert_nothing_raised do
- pr = Process.getpriority(Process::PRIO_PROCESS, $$)
- Process.setpriority(Process::PRIO_PROCESS, $$, pr)
- end
- end
- end
- def test_getuid
- assert_kind_of(Integer, Process.uid)
- end
- def test_groups
- gs = Process.groups
- assert_instance_of(Array, gs)
- gs.each {|g| assert_kind_of(Integer, g) }
- rescue NotImplementedError
- end
- def test_maxgroups
- max = Process.maxgroups
- rescue NotImplementedError
- else
- assert_kind_of(Integer, max)
- assert_predicate(max, :positive?)
- skip "not limited to NGROUPS_MAX" if /darwin/ =~ RUBY_PLATFORM
- gs = Process.groups
- assert_operator(gs.size, :<=, max)
- gs[0] ||= 0
- assert_raise(ArgumentError) {Process.groups = gs * (max / gs.size + 1)}
- end
- def test_geteuid
- assert_kind_of(Integer, Process.euid)
- end
- def test_seteuid
- assert_nothing_raised(TypeError) {Process.euid += 0}
- rescue NotImplementedError
- end
- def test_seteuid_name
- user = (Etc.getpwuid(Process.euid).name rescue ENV["USER"]) or return
- assert_nothing_raised(TypeError) {Process.euid = user}
- rescue NotImplementedError
- end
- def test_getegid
- assert_kind_of(Integer, Process.egid)
- end
- def test_setegid
- skip "root can use Process.egid on Android platform" if RUBY_PLATFORM =~ /android/
- assert_nothing_raised(TypeError) {Process.egid += 0}
- rescue NotImplementedError
- end
- if Process::UID.respond_to?(:from_name)
- def test_uid_from_name
- if u = Etc.getpwuid(Process.uid)
- assert_equal(Process.uid, Process::UID.from_name(u.name), u.name)
- end
- assert_raise_with_message(ArgumentError, /\u{4e0d 5b58 5728}/) {
- Process::UID.from_name("\u{4e0d 5b58 5728}")
- }
- end
- end
- if Process::GID.respond_to?(:from_name) && !RUBY_PLATFORM.include?("android")
- def test_gid_from_name
- if g = Etc.getgrgid(Process.gid)
- assert_equal(Process.gid, Process::GID.from_name(g.name), g.name)
- end
- assert_raise_with_message(ArgumentError, /\u{4e0d 5b58 5728}/) {
- Process::GID.from_name("\u{4e0d 5b58 5728}")
- }
- end
- end
- def test_uid_re_exchangeable_p
- r = Process::UID.re_exchangeable?
- assert_include([true, false], r)
- end
- def test_gid_re_exchangeable_p
- r = Process::GID.re_exchangeable?
- assert_include([true, false], r)
- end
- def test_uid_sid_available?
- r = Process::UID.sid_available?
- assert_include([true, false], r)
- end
- def test_gid_sid_available?
- r = Process::GID.sid_available?
- assert_include([true, false], r)
- end
- def test_pst_inspect
- assert_nothing_raised { Process::Status.allocate.inspect }
- end
- def test_wait_and_sigchild
- if /freebsd|openbsd/ =~ RUBY_PLATFORM
- # this relates #4173
- # When ruby can use 2 cores, signal and wait4 may miss the signal.
- skip "this fails on FreeBSD and OpenBSD on multithreaded environment"
- end
- signal_received = []
- IO.pipe do |sig_r, sig_w|
- Signal.trap(:CHLD) do
- signal_received << true
- sig_w.write('?')
- end
- pid = nil
- IO.pipe do |r, w|
- pid = fork { r.read(1); exit }
- Thread.start {
- Thread.current.report_on_exception = false
- raise
- }
- w.puts
- end
- Process.wait pid
- assert_send [sig_r, :wait_readable, 5], 'self-pipe not readable'
- end
- if RubyVM::MJIT.enabled? # checking -DMJIT_FORCE_ENABLE. It may trigger extra SIGCHLD.
- assert_equal [true], signal_received.uniq, "[ruby-core:19744]"
- else
- assert_equal [true], signal_received, "[ruby-core:19744]"
- end
- rescue NotImplementedError, ArgumentError
- ensure
- begin
- Signal.trap(:CHLD, 'DEFAULT')
- rescue ArgumentError
- end
- end
- def test_no_curdir
- with_tmpchdir {|d|
- Dir.mkdir("vd")
- status = nil
- Dir.chdir("vd") {
- dir = "#{d}/vd"
- # OpenSolaris cannot remove the current directory.
- system(RUBY, "--disable-gems", "-e", "Dir.chdir '..'; Dir.rmdir #{dir.dump}", err: File::NULL)
- system({"RUBYLIB"=>nil}, RUBY, "--disable-gems", "-e", "exit true")
- status = $?
- }
- assert_predicate(status, :success?, "[ruby-dev:38105]")
- }
- end
- def test_fallback_to_sh
- feature = '[ruby-core:32745]'
- with_tmpchdir do |d|
- open("tmp_script.#{$$}", "w") {|f| f.puts ": ;"; f.chmod(0755)}
- assert_not_nil(pid = Process.spawn("./tmp_script.#{$$}"), feature)
- wpid, st = Process.waitpid2(pid)
- assert_equal([pid, true], [wpid, st.success?], feature)
- open("tmp_script.#{$$}", "w") {|f| f.puts "echo $#: $@"; f.chmod(0755)}
- result = IO.popen(["./tmp_script.#{$$}", "a b", "c"]) {|f| f.read}
- assert_equal("2: a b c\n", result, feature)
- open("tmp_script.#{$$}", "w") {|f| f.puts "echo $hghg"; f.chmod(0755)}
- result = IO.popen([{"hghg" => "mogomogo"}, "./tmp_script.#{$$}", "a b", "c"]) {|f| f.read}
- assert_equal("mogomogo\n", result, feature)
- end
- end if File.executable?("/bin/sh")
- def test_spawn_too_long_path
- bug4314 = '[ruby-core:34842]'
- assert_fail_too_long_path(%w"echo", bug4314)
- end
- def test_aspawn_too_long_path
- if /solaris/i =~ RUBY_PLATFORM && !defined?(Process::RLIMIT_NPROC)
- skip "Too exhaustive test on platforms without Process::RLIMIT_NPROC such as Solaris 10"
- end
- bug4315 = '[ruby-core:34833] #7904 [ruby-core:52628] #11613'
- assert_fail_too_long_path(%w"echo |", bug4315)
- end
- def assert_fail_too_long_path((cmd, sep), mesg)
- sep ||= ""
- min = 1_000 / (cmd.size + sep.size)
- cmds = Array.new(min, cmd)
- exs = [Errno::ENOENT]
- exs << Errno::E2BIG if defined?(Errno::E2BIG)
- opts = {[STDOUT, STDERR]=>File::NULL}
- opts[:rlimit_nproc] = 128 if defined?(Process::RLIMIT_NPROC)
- EnvUtil.suppress_warning do
- assert_raise(*exs, mesg) do
- begin
- loop do
- Process.spawn(cmds.join(sep), opts)
- min = [cmds.size, min].max
- cmds *= 100
- end
- rescue NoMemoryError
- size = cmds.size
- raise if min >= size - 1
- min = [min, size /= 2].max
- cmds[size..-1] = []
- raise if size < 250
- retry
- end
- end
- end
- end
- def test_system_sigpipe
- return if windows?
- pid = 0
- with_tmpchdir do
- assert_nothing_raised('[ruby-dev:12261]') do
- EnvUtil.timeout(3) do
- pid = spawn('yes | ls')
- Process.waitpid pid
- end
- end
- end
- ensure
- Process.kill(:KILL, pid) if (pid != 0) rescue false
- end
- if Process.respond_to?(:daemon)
- def test_daemon_default
- data = IO.popen("-", "r+") do |f|
- break f.read if f
- Process.daemon
- puts "ng"
- end
- assert_equal("", data)
- end
- def test_daemon_noclose
- data = IO.popen("-", "r+") do |f|
- break f.read if f
- Process.daemon(false, true)
- puts "ok", Dir.pwd
- end
- assert_equal("ok\n/\n", data)
- end
- def test_daemon_nochdir_noclose
- data = IO.popen("-", "r+") do |f|
- break f.read if f
- Process.daemon(true, true)
- puts "ok", Dir.pwd
- end
- assert_equal("ok\n#{Dir.pwd}\n", data)
- end
- def test_daemon_readwrite
- data = IO.popen("-", "r+") do |f|
- if f
- f.puts "ok?"
- break f.read
- end
- Process.daemon(true, true)
- puts STDIN.gets
- end
- assert_equal("ok?\n", data)
- end
- def test_daemon_pid
- cpid, dpid = IO.popen("-", "r+") do |f|
- break f.pid, Integer(f.read) if f
- Process.daemon(false, true)
- puts $$
- end
- assert_not_equal(cpid, dpid)
- end
- if File.directory?("/proc/self/task") && /netbsd[a-z]*[1-6]/ !~ RUBY_PLATFORM
- def test_daemon_no_threads
- pid, data = IO.popen("-", "r+") do |f|
- break f.pid, f.readlines if f
- Process.daemon(true, true)
- puts Dir.entries("/proc/self/task") - %W[. ..]
- end
- bug4920 = '[ruby-dev:43873]'
- assert_include(1..2, data.size, bug4920)
- assert_not_include(data.map(&:to_i), pid)
- end
- else # darwin
- def test_daemon_no_threads
- data = EnvUtil.timeout(3) do
- IO.popen("-") do |f|
- break f.readlines.map(&:chomp) if f
- th = Thread.start {sleep 3}
- Process.daemon(true, true)
- puts Thread.list.size, th.status.inspect
- end
- end
- assert_equal(["1", "false"], data)
- end
- end
- end
- def test_popen_cloexec
- return unless defined? Fcntl::FD_CLOEXEC
- IO.popen([RUBY, "-e", ""]) {|io|
- assert_predicate(io, :close_on_exec?)
- }
- end
- def test_popen_exit
- bug11510 = '[ruby-core:70671] [Bug #11510]'
- pid = nil
- opt = {timeout: 10, stdout_filter: ->(s) {pid = s}}
- if windows?
- opt[:new_pgroup] = true
- else
- opt[:pgroup] = true
- end
- assert_ruby_status(["-", RUBY], <<-'end;', bug11510, **opt)
- RUBY = ARGV[0]
- th = Thread.start {
- Thread.current.abort_on_exception = true
- IO.popen([RUBY, "-esleep 15", err: [:child, :out]]) {|f|
- STDOUT.puts f.pid
- STDOUT.flush
- sleep(2)
- }
- }
- sleep(0.001) until th.stop?
- end;
- assert_match(/\A\d+\Z/, pid)
- ensure
- if pid
- pid = pid.to_i
- [:TERM, :KILL].each {|sig| Process.kill(sig, pid) rescue break}
- end
- end
- def test_popen_reopen
- assert_separately([], "#{<<~"begin;"}\n#{<<~'end;'}")
- begin;
- io = File.open(IO::NULL)
- io2 = io.dup
- IO.popen("echo") {|f| io.reopen(f)}
- io.reopen(io2)
- end;
- end
- def test_execopts_new_pgroup
- return unless windows?
- assert_nothing_raised { system(*TRUECOMMAND, :new_pgroup=>true) }
- assert_nothing_raised { system(*TRUECOMMAND, :new_pgroup=>false) }
- assert_nothing_raised { spawn(*TRUECOMMAND, :new_pgroup=>true) }
- assert_nothing_raised { IO.popen([*TRUECOMMAND, :new_pgroup=>true]) {} }
- end
- def test_execopts_uid
- skip "root can use uid option of Kernel#system on Android platform" if RUBY_PLATFORM =~ /android/
- feature6975 = '[ruby-core:47414]'
- [30000, [Process.uid, ENV["USER"]]].each do |uid, user|
- if user
- assert_nothing_raised(feature6975) do
- begin
- system(*TRUECOMMAND, uid: user, exception: true)
- rescue Errno::EPERM, Errno::EACCES, NotImplementedError
- end
- end
- end
- assert_nothing_raised(feature6975) do
- begin
- system(*TRUECOMMAND, uid: uid, exception: true)
- rescue Errno::EPERM, Errno::EACCES, NotImplementedError
- end
- end
- assert_nothing_raised(feature6975) do
- begin
- u = IO.popen([RUBY, "-e", "print Process.uid", uid: user||uid], &:read)
- assert_equal(uid.to_s, u, feature6975)
- rescue Errno::EPERM, Errno::EACCES, NotImplementedError
- end
- end
- end
- end
- def test_execopts_gid
- skip "Process.groups not implemented on Windows platform" if windows?
- skip "root can use Process.groups on Android platform" if RUBY_PLATFORM =~ /android/
- feature6975 = '[ruby-core:47414]'
- groups = Process.groups.map do |g|
- g = Etc.getgrgid(g) rescue next
- [g.name, g.gid]
- end
- groups.compact!
- [30000, *groups].each do |group, gid|
- assert_nothing_raised(feature6975) do
- begin
- system(*TRUECOMMAND, gid: group)
- rescue Errno::EPERM, NotImplementedError
- end
- end
- gid = "#{gid || group}"
- assert_nothing_raised(feature6975) do
- begin
- g = IO.popen([RUBY, "-e", "print Process.gid", gid: group], &:read)
- # AIX allows a non-root process to setgid to its supplementary group,
- # while other UNIXes do not. (This might be AIX's violation of the POSIX standard.)
- # However, Ruby does not allow a setgid'ed Ruby process to use the -e option.
- # As a result, the Ruby process invoked by "IO.popen([RUBY, "-e", ..." above fails
- # with a message like "no -e allowed while running setgid (SecurityError)" to stderr,
- # the exis status is set to 1, and the variable "g" is set to an empty string.
- # To conclude, on AIX, if the "gid" variable is a supplementary group,
- # the assert_equal next can fail, so skip it.
- assert_equal(gid, g, feature6975) unless $?.exitstatus == 1 && /aix/ =~ RUBY_PLATFORM && gid != Process.gid
- rescue Errno::EPERM, NotImplementedError
- end
- end
- end
- end
- def test_sigpipe
- system(RUBY, "-e", "")
- with_pipe {|r, w|
- r.close
- assert_raise(Errno::EPIPE) { w.print "a" }
- }
- end
- def test_sh_comment
- IO.popen("echo a # fofoof") {|f|
- assert_equal("a\n", f.read)
- }
- end if File.executable?("/bin/sh")
- def test_sh_env
- IO.popen("foofoo=barbar env") {|f|
- lines = f.readlines
- assert_operator(lines, :include?, "foofoo=barbar\n")
- }
- end if File.executable?("/bin/sh")
- def test_sh_exec
- IO.popen("exec echo exexexec") {|f|
- assert_equal("exexexec\n", f.read)
- }
- end if File.executable?("/bin/sh")
- def test_setsid
- return unless Process.respond_to?(:setsid)
- return unless Process.respond_to?(:getsid)
- # OpenBSD and AIX don't allow Process::getsid(pid) when pid is in
- # different session.
- return if /openbsd|aix/ =~ RUBY_PLATFORM
- IO.popen([RUBY, "-e", <<EOS]) do|io|
- Marshal.dump(Process.getsid, STDOUT)
- newsid = Process.setsid
- Marshal.dump(newsid, STDOUT)
- STDOUT.flush
- # getsid() on MacOS X return ESRCH when target process is zombie
- # even if it is valid process id.
- sleep
- EOS
- begin
- # test Process.getsid() w/o arg
- assert_equal(Marshal.load(io), Process.getsid)
- # test Process.setsid return value and Process::getsid(pid)
- assert_equal(Marshal.load(io), Process.getsid(io.pid))
- ensure
- Process.kill(:KILL, io.pid) rescue nil
- Process.wait(io.pid)
- end
- end
- end
- def test_spawn_nonascii
- bug1771 = '[ruby-core:24309] [Bug #1771]'
- with_tmpchdir do
- [
- "\u{7d05 7389}",
- "zuf\u{00E4}llige_\u{017E}lu\u{0165}ou\u{010D}k\u{00FD}_\u{10D2 10D0 10DB 10D4 10DD 10E0 10D4 10D1}_\u{0440 0430 0437 043B 043E 0433 0430}_\u{548C 65B0 52A0 5761 4EE5 53CA 4E1C}",
- "c\u{1EE7}a",
- ].each do |name|
- msg = "#{bug1771} #{name}"
- exename = "./#{name}.exe"
- FileUtils.cp(ENV["COMSPEC"], exename)
- assert_equal(true, system("#{exename} /c exit"), msg)
- system("#{exename} /c exit 12")
- assert_equal(12, $?.exitstatus, msg)
- _, status = Process.wait2(Process.spawn("#{exename} /c exit 42"))
- assert_equal(42, status.exitstatus, msg)
- assert_equal("ok\n", `#{exename} /c echo ok`, msg)
- assert_equal("ok\n", IO.popen("#{exename} /c echo ok", &:read), msg)
- assert_equal("ok\n", IO.popen(%W"#{exename} /c echo ok", &:read), msg)
- File.binwrite("#{name}.txt", "ok")
- assert_equal("ok", `type #{name}.txt`)
- end
- end
- end if windows?
- def test_exec_nonascii
- bug12841 = '[ruby-dev:49838] [Bug #12841]'
- [
- "\u{7d05 7389}",
- "zuf\u{00E4}llige_\u{017E}lu\u{0165}ou\u{010D}k\u{00FD}_\u{10D2 10D0 10DB 10D4 10DD 10E0 10D4 10D1}_\u{0440 0430 0437 043B 043E 0433 0430}_\u{548C 65B0 52A0 5761 4EE5 53CA 4E1C}",
- "c\u{1EE7}a",
- ].each do |arg|
- begin
- arg = arg.encode(Encoding.find("locale"))
- rescue
- else
- assert_in_out_err([], "#{<<-"begin;"}\n#{<<-"end;"}", [arg], [], bug12841)
- begin;
- arg = "#{arg.b}".force_encoding("#{arg.encoding.name}")
- exec(ENV["COMSPEC"]||"cmd.exe", "/c", "echo", arg)
- end;
- end
- end
- end if windows?
- def test_clock_gettime
- t1 = Process.clock_gettime(Process::CLOCK_REALTIME, :nanosecond)
- t2 = Time.now; t2 = t2.tv_sec * 1000000000 + t2.tv_nsec
- t3 = Process.clock_gettime(Process::CLOCK_REALTIME, :nanosecond)
- assert_operator(t1, :<=, t2)
- assert_operator(t2, :<=, t3)
- assert_raise(Errno::EINVAL) { Process.clock_gettime(:foo) }
- end
- def test_clock_gettime_unit
- t0 = Time.now.to_f
- [
- [:nanosecond, 1_000_000_000],
- [:microsecond, 1_000_000],
- [:millisecond, 1_000],
- [:second, 1],
- [:float_microsecond, 1_000_000.0],
- [:float_millisecond, 1_000.0],
- [:float_second, 1.0],
- [nil, 1.0],
- [:foo],
- ].each do |unit, num|
- unless num
- assert_raise(ArgumentError){ Process.clock_gettime(Process::CLOCK_REALTIME, unit) }
- next
- end
- t1 = Process.clock_gettime(Process::CLOCK_REALTIME, unit)
- assert_kind_of num.integer? ? Integer : num.class, t1, [unit, num].inspect
- assert_in_delta t0, t1/num, 1, [unit, num].inspect
- end
- end
- def test_clock_gettime_constants
- Process.constants.grep(/\ACLOCK_/).each {|n|
- c = Process.const_get(n)
- begin
- t = Process.clock_gettime(c)
- rescue Errno::EINVAL
- next
- end
- assert_kind_of(Float, t, "Process.clock_gettime(Process::#{n})")
- }
- end
- def test_clock_gettime_GETTIMEOFDAY_BASED_CLOCK_REALTIME
- n = :GETTIMEOFDAY_BASED_CLOCK_REALTIME
- begin
- t = Process.clock_gettime(n)
- rescue Errno::EINVAL
- return
- end
- assert_kind_of(Float, t, "Process.clock_gettime(:#{n})")
- end
- def test_clock_gettime_TIME_BASED_CLOCK_REALTIME
- n = :TIME_BASED_CLOCK_REALTIME
- t = Process.clock_gettime(n)
- assert_kind_of(Float, t, "Process.clock_gettime(:#{n})")
- end
- def test_clock_gettime_TIMES_BASED_CLOCK_MONOTONIC
- n = :TIMES_BASED_CLOCK_MONOTONIC
- begin
- t = Process.clock_gettime(n)
- rescue Errno::EINVAL
- return
- end
- assert_kind_of(Float, t, "Process.clock_gettime(:#{n})")
- end
- def test_clock_gettime_GETRUSAGE_BASED_CLOCK_PROCESS_CPUTIME_ID
- n = :GETRUSAGE_BASED_CLOCK_PROCESS_CPUTIME_ID
- begin
- t = Process.clock_gettime(n)
- rescue Errno::EINVAL
- return
- end
- assert_kind_of(Float, t, "Process.clock_gettime(:#{n})")
- end
- def test_clock_gettime_TIMES_BASED_CLOCK_PROCESS_CPUTIME_ID
- n = :TIMES_BASED_CLOCK_PROCESS_CPUTIME_ID
- begin
- t = Process.clock_gettime(n)
- rescue Errno::EINVAL
- return
- end
- assert_kind_of(Float, t, "Process.clock_gettime(:#{n})")
- end
- def test_clock_gettime_CLOCK_BASED_CLOCK_PROCESS_CPUTIME_ID
- n = :CLOCK_BASED_CLOCK_PROCESS_CPUTIME_ID
- t = Process.clock_gettime(n)
- assert_kind_of(Float, t, "Process.clock_gettime(:#{n})")
- end
- def test_clock_gettime_MACH_ABSOLUTE_TIME_BASED_CLOCK_MONOTONIC
- n = :MACH_ABSOLUTE_TIME_BASED_CLOCK_MONOTONIC
- begin
- t = Process.clock_gettime(n)
- rescue Errno::EINVAL
- return
- end
- assert_kind_of(Float, t, "Process.clock_gettime(:#{n})")
- end
- def test_clock_getres
- r = Process.clock_getres(Process::CLOCK_REALTIME, :nanosecond)
- rescue Errno::EINVAL
- else
- assert_kind_of(Integer, r)
- assert_raise(Errno::EINVAL) { Process.clock_getres(:foo) }
- end
- def test_clock_getres_constants
- Process.constants.grep(/\ACLOCK_/).each {|n|
- c = Process.const_get(n)
- begin
- t = Process.clock_getres(c)
- rescue Errno::EINVAL
- next
- end
- assert_kind_of(Float, t, "Process.clock_getres(Process::#{n})")
- }
- end
- def test_clock_getres_GETTIMEOFDAY_BASED_CLOCK_REALTIME
- n = :GETTIMEOFDAY_BASED_CLOCK_REALTIME
- begin
- t = Process.clock_getres(n)
- rescue Errno::EINVAL
- return
- end
- assert_kind_of(Float, t, "Process.clock_getres(:#{n})")
- assert_equal(1000, Process.clock_getres(n, :nanosecond))
- end
- def test_clock_getres_TIME_BASED_CLOCK_REALTIME
- n = :TIME_BASED_CLOCK_REALTIME
- t = Process.clock_getres(n)
- assert_kind_of(Float, t, "Process.clock_getres(:#{n})")
- assert_equal(1000000000, Process.clock_getres(n, :nanosecond))
- end
- def test_clock_getres_TIMES_BASED_CLOCK_MONOTONIC
- n = :TIMES_BASED_CLOCK_MONOTONIC
- begin
- t = Process.clock_getres(n)
- rescue Errno::EINVAL
- return
- end
- assert_kind_of(Float, t, "Process.clock_getres(:#{n})")
- f = Process.clock_getres(n, :hertz)
- assert_equal(0, f - f.floor)
- end
- def test_clock_getres_GETRUSAGE_BASED_CLOCK_PROCESS_CPUTIME_ID
- n = :GETRUSAGE_BASED_CLOCK_PROCESS_CPUTIME_ID
- begin
- t = Process.clock_getres(n)
- rescue Errno::EINVAL
- return
- end
- assert_kind_of(Float, t, "Process.clock_getres(:#{n})")
- assert_equal(1000, Process.clock_getres(n, :nanosecond))
- end
- def test_clock_getres_TIMES_BASED_CLOCK_PROCESS_CPUTIME_ID
- n = :TIMES_BASED_CLOCK_PROCESS_CPUTIME_ID
- begin
- t = Process.clock_getres(n)
- rescue Errno::EINVAL
- return
- end
- assert_kind_of(Float, t, "Process.clock_getres(:#{n})")
- f = Process.clock_getres(n, :hertz)
- assert_equal(0, f - f.floor)
- end
- def test_clock_getres_CLOCK_BASED_CLOCK_PROCESS_CPUTIME_ID
- n = :CLOCK_BASED_CLOCK_PROCESS_CPUTIME_ID
- t = Process.clock_getres(n)
- assert_kind_of(Float, t, "Process.clock_getres(:#{n})")
- f = Process.clock_getres(n, :hertz)
- assert_equal(0, f - f.floor)
- end
- def test_clock_getres_MACH_ABSOLUTE_TIME_BASED_CLOCK_MONOTONIC
- n = :MACH_ABSOLUTE_TIME_BASED_CLOCK_MONOTONIC
- begin
- t = Process.clock_getres(n)
- rescue Errno::EINVAL
- return
- end
- assert_kind_of(Float, t, "Process.clock_getres(:#{n})")
- end
- def test_deadlock_by_signal_at_forking
- assert_separately(%W(--disable=gems - #{RUBY}), <<-INPUT, timeout: 100)
- ruby = ARGV.shift
- GC.start # reduce garbage
- GC.disable # avoid triggering CoW after forks
- trap(:QUIT) {}
- parent = $$
- 100.times do |i|
- pid = fork {Process.kill(:QUIT, parent)}
- IO.popen([ruby, -'--disable=gems'], -'r+'){}
- Process.wait(pid)
- end
- INPUT
- end if defined?(fork)
- def test_process_detach
- pid = fork {}
- th = Process.detach(pid)
- assert_equal pid, th.pid
- status = th.value
- assert_predicate status, :success?
- end if defined?(fork)
- def test_kill_at_spawn_failure
- bug11166 = '[ruby-core:69304] [Bug #11166]'
- th = nil
- x = with_tmpchdir {|d|
- prog = "#{d}/notexist"
- q = Thread::Queue.new
- th = Thread.start {system(prog);q.push(nil);sleep}
- q.pop
- th.kill
- th.join(0.1)
- }
- assert_equal(th, x, bug11166)
- end if defined?(fork)
- def test_exec_fd_3_redirect
- # ensure we can redirect anything to fd=3 in a child process.
- # fd=3 is a commonly reserved FD for the timer thread pipe in the
- # parent, but fd=3 is the first FD used by the sd_listen_fds function
- # for systemd
- assert_separately(['-', RUBY], <<-INPUT, timeout: 60)
- ruby = ARGV.shift
- begin
- a = IO.pipe
- b = IO.pipe
- pid = fork do
- exec ruby, '-e', 'print IO.for_fd(3).read(1)', 3 => a[0], 1 => b[1]
- end
- b[1].close
- a[0].close
- a[1].write('.')
- assert_equal ".", b[0].read(1)
- ensure
- Process.wait(pid) if pid
- a.each(&:close) if a
- b.each(&:close) if b
- end
- INPUT
- end if defined?(fork)
- def test_exec_close_reserved_fd
- cmd = ".#{File::ALT_SEPARATOR || File::SEPARATOR}bug11353"
- with_tmpchdir {
- (3..6).each do |i|
- ret = run_in_child(<<-INPUT)
- begin
- $VERBOSE = nil
- Process.exec('#{cmd}', 'dummy', #{i} => :close)
- rescue SystemCallError
- end
- INPUT
- assert_equal(0, ret)
- end
- }
- end
- def test_signals_work_after_exec_fail
- r, w = IO.pipe
- pid = status = nil
- EnvUtil.timeout(30) do
- pid = fork do
- r.close
- begin
- trap(:USR1) { w.syswrite("USR1\n"); exit 0 }
- exec "/path/to/non/existent/#$$/#{rand}.ex"
- rescue SystemCallError
- w.syswrite("exec failed\n")
- end
- sleep
- exit 1
- end
- w.close
- assert_equal "exec failed\n", r.gets
- Process.kill(:USR1, pid)
- assert_equal "USR1\n", r.gets
- assert_nil r.gets
- _, status = Process.waitpid2(pid)
- end
- assert_predicate status, :success?
- rescue Timeout::Error
- begin
- Process.kill(:KILL, pid)
- rescue Errno::ESRCH
- end
- raise
- ensure
- w.close if w
- r.close if r
- end if defined?(fork)
- def test_threading_works_after_exec_fail
- r, w = IO.pipe
- pid = status = nil
- EnvUtil.timeout(90) do
- pid = fork do
- r.close
- begin
- exec "/path/to/non/existent/#$$/#{rand}.ex"
- rescue SystemCallError
- w.syswrite("exec failed\n")
- end
- q = Queue.new
- th1 = Thread.new { i = 0; i += 1 while q.empty?; i }
- th2 = Thread.new { j = 0; j += 1 while q.empty? && Thread.pass.nil?; j }
- sleep 0.5
- q << true
- w.syswrite "#{th1.value} #{th2.value}\n"
- end
- w.close
- assert_equal "exec failed\n", r.gets
- vals = r.gets.split.map!(&:to_i)
- assert_operator vals[0], :>, vals[1], vals.inspect
- _, status = Process.waitpid2(pid)
- end
- assert_predicate status, :success?
- rescue Timeout::Error
- begin
- Process.kill(:KILL, pid)
- rescue Errno::ESRCH
- end
- raise
- ensure
- w.close if w
- r.close if r
- end if defined?(fork)
- def test_rescue_exec_fail
- assert_separately([], "#{<<~"begin;"}\n#{<<~'end;'}")
- begin;
- assert_raise(Errno::ENOENT) do
- exec("", in: "")
- end
- end;
- end
- def test_many_args
- bug11418 = '[ruby-core:70251] [Bug #11418]'
- assert_in_out_err([], <<-"end;", ["x"]*256, [], bug11418, timeout: 60)
- bin = "#{EnvUtil.rubybin}"
- args = Array.new(256) {"x"}
- GC.stress = true
- system(bin, "--disable=gems", "-w", "-e", "puts ARGV", *args)
- end;
- end
- def test_to_hash_on_arguments
- all_assertions do |a|
- %w[Array String].each do |type|
- a.for(type) do
- assert_separately(['-', EnvUtil.rubybin], <<~"END;")
- class #{type}
- def to_hash
- raise "[Bug-12355]: #{type}#to_hash is called"
- end
- end
- ex = ARGV[0]
- assert_equal(true, system([ex, ex], "-e", ""))
- END;
- end
- end
- end
- end
- def test_forked_child_handles_signal
- skip "fork not supported" unless Process.respond_to?(:fork)
- assert_normal_exit(<<-"end;", '[ruby-core:82883] [Bug #13916]')
- require 'timeout'
- pid = fork { sleep }
- Process.kill(:TERM, pid)
- assert_equal pid, Timeout.timeout(30) { Process.wait(pid) }
- end;
- end
- if Process.respond_to?(:initgroups)
- def test_initgroups
- assert_raise(ArgumentError) do
- Process.initgroups("\0", 0)
- end
- end
- end
- def test_last_status
- Process.wait spawn(RUBY, "-e", "exit 13")
- assert_same(Process.last_status, $?)
- end
- def test_exec_failure_leaves_no_child
- assert_raise(Errno::ENOENT) do
- spawn('inexistent_command')
- end
- assert_empty(Process.waitall)
- end
- end