diff options
Diffstat (limited to 'test/ruby/test_process.rb')
| -rw-r--r-- | test/ruby/test_process.rb | 540 |
1 files changed, 434 insertions, 106 deletions
diff --git a/test/ruby/test_process.rb b/test/ruby/test_process.rb index 0493544139..7ef184d639 100644 --- a/test/ruby/test_process.rb +++ b/test/ruby/test_process.rb @@ -3,7 +3,6 @@ require 'test/unit' require 'tempfile' require 'timeout' -require 'io/wait' require 'rbconfig' class TestProcess < Test::Unit::TestCase @@ -24,12 +23,6 @@ class TestProcess < Test::Unit::TestCase 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) @@ -40,7 +33,7 @@ class TestProcess < Test::Unit::TestCase end def run_in_child(str) # should be called in a temporary directory - write_file("test-script", str) + File.write("test-script", str) Process.wait spawn(RUBY, "test-script") $? end @@ -66,7 +59,7 @@ class TestProcess < Test::Unit::TestCase def test_rlimit_nofile return unless rlimit_exist? with_tmpchdir { - write_file 's', <<-"End" + File.write '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". @@ -169,7 +162,7 @@ class TestProcess < Test::Unit::TestCase end def test_execopts_pgroup - skip "system(:pgroup) is not supported" if windows? + omit "system(:pgroup) is not supported" if windows? assert_nothing_raised { system(*TRUECOMMAND, :pgroup=>false) } io = IO.popen([RUBY, "-e", "print Process.getpgrp"]) @@ -206,62 +199,83 @@ class TestProcess < Test::Unit::TestCase max = Process.getrlimit(:CORE).last + # When running under ASAN, we need to set disable_coredump=0 for this test; by default + # the ASAN runtime library sets RLIMIT_CORE to 0, "to avoid dumping a 16T+ core file", and + # that inteferes with this test. + asan_options = ENV['ASAN_OPTIONS'] || '' + asan_options << ':' unless asan_options.empty? + env = { + 'ASAN_OPTIONS' => "#{asan_options}disable_coredump=0" + } + n = max - IO.popen([RUBY, "-e", - "p Process.getrlimit(:CORE)", :rlimit_core=>n]) {|io| - assert_equal("[#{n}, #{n}]\n", io.read) + IO.popen([env, RUBY, "-e", + "puts Process.getrlimit(:CORE)", :rlimit_core=>n]) {|io| + assert_equal("#{n}\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) + IO.popen([env, RUBY, "-e", + "puts Process.getrlimit(:CORE)", :rlimit_core=>n]) {|io| + assert_equal("#{n}\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) + IO.popen([env, RUBY, "-e", + "puts Process.getrlimit(:CORE)", :rlimit_core=>[n]]) {|io| + assert_equal("#{n}\n#{n}\n", io.read) } m, n = 0, max - IO.popen([RUBY, "-e", - "p Process.getrlimit(:CORE)", :rlimit_core=>[m,n]]) {|io| - assert_equal("[#{m}, #{n}]", io.read.chomp) + IO.popen([env, RUBY, "-e", + "puts Process.getrlimit(:CORE)", :rlimit_core=>[m,n]]) {|io| + assert_equal("#{m}\n#{n}\n", io.read) } m, n = 0, 0 - IO.popen([RUBY, "-e", - "p Process.getrlimit(:CORE)", :rlimit_core=>[m,n]]) {|io| - assert_equal("[#{m}, #{n}]", io.read.chomp) + IO.popen([env, RUBY, "-e", + "puts Process.getrlimit(:CORE)", :rlimit_core=>[m,n]]) {|io| + assert_equal("#{m}\n#{n}\n", io.read) } n = max - IO.popen([RUBY, "-e", - "p Process.getrlimit(:CORE), Process.getrlimit(:CPU)", + IO.popen([env, RUBY, "-e", + "puts Process.getrlimit(:CORE), Process.getrlimit(:CPU)", :rlimit_core=>n, :rlimit_cpu=>3600]) {|io| - assert_equal("[#{n}, #{n}]\n[3600, 3600]", io.read.chomp) + assert_equal("#{n}\n#{n}\n""3600\n3600\n", io.read) } assert_raise(ArgumentError) do - system(RUBY, '-e', 'exit', 'rlimit_bogus'.to_sym => 123) + system(env, RUBY, '-e', 'exit', 'rlimit_bogus'.to_sym => 123) end - assert_separately([],"#{<<~"begin;"}\n#{<<~'end;'}", 'rlimit_cpu'.to_sym => 3600) + assert_separately([env],"#{<<~"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) + system(env, RUBY, '-e', 'exit', :rlimit_bogus => 123) end assert_raise_with_message(ArgumentError, /rlimit_cpu/) { - system(RUBY, '-e', 'exit', "rlimit_cpu\0".to_sym => 3600) + system(env, RUBY, '-e', 'exit', "rlimit_cpu\0".to_sym => 3600) } end - MANDATORY_ENVS = %w[RUBYLIB MJIT_SEARCH_BUILD_DIR] + def test_overwrite_ENV + assert_separately([],"#{<<~"begin;"}\n#{<<~"end;"}") + BUG = "[ruby-core:105223] [Bug #18164]" + begin; + $VERBOSE = nil + ENV = {} + pid = spawn({}, *#{TRUECOMMAND.inspect}) + ENV.replace({}) + assert_kind_of(Integer, pid, BUG) + end; + end + + MANDATORY_ENVS = %w[RUBYLIB RJIT_SEARCH_BUILD_DIR] case RbConfig::CONFIG['target_os'] when /linux/ MANDATORY_ENVS << 'LD_PRELOAD' @@ -350,7 +364,7 @@ class TestProcess < Test::Unit::TestCase 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)} + File.write("#{d}/tmp_script.cmd", ": ;\n", perm: 0o755) 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) @@ -388,7 +402,7 @@ class TestProcess < Test::Unit::TestCase def test_execopts_env_popen_string with_tmpchdir do |d| - open('test-script', 'w') do |f| + File.open('test-script', 'w') do |f| ENVCOMMAND.each_with_index do |cmd, i| next if i.zero? or cmd == "-e" f.puts cmd @@ -400,16 +414,14 @@ class TestProcess < Test::Unit::TestCase def test_execopts_preserve_env_on_exec_failure with_tmpchdir {|d| - write_file 's', <<-"End" + File.write '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 - } + File.write('out', ENV["mgg"].inspect) End system(RUBY, 's') assert_equal(nil.inspect, File.read('out'), @@ -419,9 +431,7 @@ class TestProcess < Test::Unit::TestCase def test_execopts_env_single_word with_tmpchdir {|d| - open("test_execopts_env_single_word.rb", "w") {|f| - f.puts "print ENV['hgga']" - } + File.write("test_execopts_env_single_word.rb", "print ENV['hgga']\n") system({"hgga"=>"ugu"}, RUBY, :in => 'test_execopts_env_single_word.rb', :out => 'test_execopts_env_single_word.out') @@ -499,7 +509,7 @@ class TestProcess < Test::Unit::TestCase UMASK = [RUBY, '-e', 'printf "%04o\n", File.umask'] def test_execopts_umask - skip "umask is not supported" if windows? + omit "umask is not supported" if windows? IO.popen([*UMASK, :umask => 0]) {|io| assert_equal("0000", io.read.chomp) } @@ -543,7 +553,7 @@ class TestProcess < Test::Unit::TestCase 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"} + File.write("out", "0\n", mode: "a") else Process.wait Process.spawn(*ECHO["0"], STDOUT=>["out", File::WRONLY|File::CREAT|File::APPEND, 0644]) assert_equal("a\n0\n", File.read("out")) @@ -654,6 +664,7 @@ class TestProcess < Test::Unit::TestCase end unless windows? # does not support fifo def test_execopts_redirect_open_fifo_interrupt_raise + pid = nil with_tmpchdir {|d| begin File.mkfifo("fifo") @@ -671,15 +682,21 @@ class TestProcess < Test::Unit::TestCase puts "ok" end EOS + pid = io.pid assert_equal("start\n", io.gets) sleep 0.5 Process.kill(:USR1, io.pid) assert_equal("ok\n", io.read) } + assert_equal(pid, $?.pid) + assert_predicate($?, :success?) } + ensure + assert_raise(Errno::ESRCH) {Process.kill(:KILL, pid)} if pid end unless windows? # does not support fifo def test_execopts_redirect_open_fifo_interrupt_print + pid = nil with_tmpchdir {|d| begin File.mkfifo("fifo") @@ -692,14 +709,25 @@ class TestProcess < Test::Unit::TestCase puts "start" system("cat", :in => "fifo") EOS + pid = io.pid 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)) + sleep 0.2 # wait for the child to return to opening "fifo". + # On arm64-darwin22, often deadlocks while the child is + # opening "fifo". Not sure to where "ok" line being written + # at the next has gone. File.write("fifo", "ok\n") assert_equal("ok\n", io.read) } + assert_equal(pid, $?.pid) + assert_predicate($?, :success?) } + ensure + if pid + assert_raise(Errno::ESRCH) {Process.kill(:KILL, pid)} + end end unless windows? # does not support fifo def test_execopts_redirect_pipe @@ -825,7 +853,7 @@ class TestProcess < Test::Unit::TestCase 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? + omit "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], @@ -847,7 +875,7 @@ class TestProcess < Test::Unit::TestCase def test_execopts_exec with_tmpchdir {|d| - write_file("s", 'exec "echo aaa", STDOUT=>"foo"') + File.write("s", 'exec "echo aaa", STDOUT=>"foo"') pid = spawn RUBY, 's' Process.wait pid assert_equal("aaa\n", File.read("foo")) @@ -877,7 +905,7 @@ class TestProcess < Test::Unit::TestCase end def test_execopts_popen_extra_fd - skip "inheritance of fd other than stdin,stdout and stderr is not supported" if windows? + omit "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| @@ -906,7 +934,7 @@ class TestProcess < Test::Unit::TestCase end def test_fd_inheritance - skip "inheritance of fd other than stdin,stdout and stderr is not supported" if windows? + omit "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 @@ -921,7 +949,7 @@ class TestProcess < Test::Unit::TestCase } with_pipe {|r, w| with_tmpchdir {|d| - write_file("s", <<-"End") + File.write("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) @@ -952,7 +980,7 @@ class TestProcess < Test::Unit::TestCase end def test_execopts_close_others - skip "inheritance of fd other than stdin,stdout and stderr is not supported" if windows? + omit "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) @@ -975,7 +1003,7 @@ class TestProcess < Test::Unit::TestCase assert_equal("bi\n", r.read) } with_pipe {|r, w| - write_file("s", <<-"End") + File.write("s", <<-"End") exec(#{RUBY.dump}, '-e', 'STDERR.reopen("err", "w"); IO.new(ARGV[0].to_i, "w").puts("mu")', #{w.fileno.to_s.dump}, @@ -1046,7 +1074,7 @@ class TestProcess < Test::Unit::TestCase } } rescue NotImplementedError - skip "IO#close_on_exec= is not supported" + omit "IO#close_on_exec= is not supported" end end unless windows? # passing non-stdio fds is not supported on Windows @@ -1101,7 +1129,7 @@ class TestProcess < Test::Unit::TestCase def test_exec_noshell with_tmpchdir {|d| - write_file("s", <<-"End") + File.write("s", <<-"End") str = "echo non existing command name which contains spaces" STDERR.reopen(STDOUT) begin @@ -1117,7 +1145,7 @@ class TestProcess < Test::Unit::TestCase def test_system_wordsplit with_tmpchdir {|d| - write_file("script", <<-'End') + File.write("script", <<-'End') File.open("result", "w") {|t| t << "haha pid=#{$$} ppid=#{Process.ppid}" } exit 5 End @@ -1133,7 +1161,7 @@ class TestProcess < Test::Unit::TestCase def test_spawn_wordsplit with_tmpchdir {|d| - write_file("script", <<-'End') + File.write("script", <<-'End') File.open("result", "w") {|t| t << "hihi pid=#{$$} ppid=#{Process.ppid}" } exit 6 End @@ -1150,7 +1178,7 @@ class TestProcess < Test::Unit::TestCase def test_popen_wordsplit with_tmpchdir {|d| - write_file("script", <<-'End') + File.write("script", <<-'End') print "fufu pid=#{$$} ppid=#{Process.ppid}" exit 7 End @@ -1169,7 +1197,7 @@ class TestProcess < Test::Unit::TestCase def test_popen_wordsplit_beginning_and_trailing_spaces with_tmpchdir {|d| - write_file("script", <<-'End') + File.write("script", <<-'End') print "fufumm pid=#{$$} ppid=#{Process.ppid}" exit 7 End @@ -1188,7 +1216,7 @@ class TestProcess < Test::Unit::TestCase def test_exec_wordsplit with_tmpchdir {|d| - write_file("script", <<-'End') + File.write("script", <<-'End') File.open("result", "w") {|t| if /mswin|bccwin|mingw/ =~ RUBY_PLATFORM t << "hehe ppid=#{Process.ppid}" @@ -1198,7 +1226,7 @@ class TestProcess < Test::Unit::TestCase } exit 6 End - write_file("s", <<-"End") + File.write("s", <<-"End") ruby = #{RUBY.dump} exec "\#{ruby} script" End @@ -1219,11 +1247,11 @@ class TestProcess < Test::Unit::TestCase def test_system_shell with_tmpchdir {|d| - write_file("script1", <<-'End') + File.write("script1", <<-'End') File.open("result1", "w") {|t| t << "taka pid=#{$$} ppid=#{Process.ppid}" } exit 7 End - write_file("script2", <<-'End') + File.write("script2", <<-'End') File.open("result2", "w") {|t| t << "taki pid=#{$$} ppid=#{Process.ppid}" } exit 8 End @@ -1239,7 +1267,7 @@ class TestProcess < Test::Unit::TestCase if windows? Dir.mkdir(path = "path with space") - write_file(bat = path + "/bat test.bat", "@echo %1>out") + File.write(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'"]) @@ -1250,11 +1278,11 @@ class TestProcess < Test::Unit::TestCase def test_spawn_shell with_tmpchdir {|d| - write_file("script1", <<-'End') + File.write("script1", <<-'End') File.open("result1", "w") {|t| t << "taku pid=#{$$} ppid=#{Process.ppid}" } exit 7 End - write_file("script2", <<-'End') + File.write("script2", <<-'End') File.open("result2", "w") {|t| t << "take pid=#{$$} ppid=#{Process.ppid}" } exit 8 End @@ -1271,7 +1299,7 @@ class TestProcess < Test::Unit::TestCase if windows? Dir.mkdir(path = "path with space") - write_file(bat = path + "/bat test.bat", "@echo %1>out") + File.write(bat = path + "/bat test.bat", "@echo %1>out") pid = spawn(bat, "foo 'bar'") Process.wait pid status = $? @@ -1290,11 +1318,11 @@ class TestProcess < Test::Unit::TestCase def test_popen_shell with_tmpchdir {|d| - write_file("script1", <<-'End') + File.write("script1", <<-'End') puts "tako pid=#{$$} ppid=#{Process.ppid}" exit 7 End - write_file("script2", <<-'End') + File.write("script2", <<-'End') puts "tika pid=#{$$} ppid=#{Process.ppid}" exit 8 End @@ -1309,7 +1337,7 @@ class TestProcess < Test::Unit::TestCase if windows? Dir.mkdir(path = "path with space") - write_file(bat = path + "/bat test.bat", "@echo %1") + File.write(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} @@ -1320,15 +1348,15 @@ class TestProcess < Test::Unit::TestCase def test_exec_shell with_tmpchdir {|d| - write_file("script1", <<-'End') + File.write("script1", <<-'End') File.open("result1", "w") {|t| t << "tiki pid=#{$$} ppid=#{Process.ppid}" } exit 7 End - write_file("script2", <<-'End') + File.write("script2", <<-'End') File.open("result2", "w") {|t| t << "tiku pid=#{$$} ppid=#{Process.ppid}" } exit 8 End - write_file("s", <<-"End") + File.write("s", <<-"End") ruby = #{RUBY.dump} exec("\#{ruby} script1 || \#{ruby} script2") End @@ -1355,7 +1383,7 @@ class TestProcess < Test::Unit::TestCase assert_equal("1", IO.popen([[RUBY, "qwerty"], "-e", "print 1"]) {|f| f.read }) - write_file("s", <<-"End") + File.write("s", <<-"End") exec([#{RUBY.dump}, "lkjh"], "-e", "exit 5") End pid = spawn RUBY, "s" @@ -1365,7 +1393,7 @@ class TestProcess < Test::Unit::TestCase end def with_stdin(filename) - open(filename) {|f| + File.open(filename) {|f| begin old = STDIN.dup begin @@ -1382,8 +1410,8 @@ class TestProcess < Test::Unit::TestCase def test_argv0_noarg with_tmpchdir {|d| - open("t", "w") {|f| f.print "exit true" } - open("f", "w") {|f| f.print "exit false" } + File.write("t", "exit true") + File.write("f", "exit false") with_stdin("t") { assert_equal(true, system([RUBY, "qaz"])) } with_stdin("f") { assert_equal(false, system([RUBY, "wsx"])) } @@ -1413,6 +1441,11 @@ class TestProcess < Test::Unit::TestCase REPRO end + def test_argv0_frozen + assert_predicate Process.argv0, :frozen? + assert_predicate $0, :frozen? + end + def test_status with_tmpchdir do s = run_in_child("exit 1") @@ -1421,8 +1454,15 @@ class TestProcess < Test::Unit::TestCase 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_deprecated_warn(/\buse .*Process::Status/) do + assert_equal(s.to_i & 0x55555555, s & 0x55555555) + end + assert_deprecated_warn(/\buse .*Process::Status/) do + assert_equal(s.to_i >> 1, s >> 1) + end + assert_raise(ArgumentError) do + s >> -1 + end assert_equal(false, s.stopped?) assert_equal(nil, s.stopsig) @@ -1438,7 +1478,7 @@ class TestProcess < Test::Unit::TestCase expected = Signal.list.include?("QUIT") ? [false, true, false, nil] : [true, false, false, true] with_tmpchdir do - write_file("foo", "Process.kill(:KILL, $$); exit(42)") + File.write("foo", "Process.kill(:KILL, $$); exit(42)") system(RUBY, "foo") s = $? assert_equal(expected, @@ -1486,7 +1526,7 @@ class TestProcess < Test::Unit::TestCase def test_wait_without_arg with_tmpchdir do - write_file("foo", "sleep 0.1") + File.write("foo", "sleep 0.1") pid = spawn(RUBY, "foo") assert_equal(pid, Process.wait) end @@ -1494,7 +1534,7 @@ class TestProcess < Test::Unit::TestCase def test_wait2 with_tmpchdir do - write_file("foo", "sleep 0.1") + File.write("foo", "sleep 0.1") pid = spawn(RUBY, "foo") assert_equal([pid, 0], Process.wait2) end @@ -1502,7 +1542,7 @@ class TestProcess < Test::Unit::TestCase def test_waitall with_tmpchdir do - write_file("foo", "sleep 0.1") + File.write("foo", "sleep 0.1") ps = (0...3).map { spawn(RUBY, "foo") }.sort ss = Process.waitall.sort ps.zip(ss) do |p1, (p2, s)| @@ -1535,6 +1575,8 @@ class TestProcess < Test::Unit::TestCase assert_operator(diff, :<, sec, ->{"#{bug11340}: #{diff} seconds to interrupt Process.wait"}) f.puts + rescue Errno::EPIPE + omit "child process exited already in #{diff} seconds" end end @@ -1542,7 +1584,7 @@ class TestProcess < Test::Unit::TestCase with_tmpchdir do s = run_in_child("abort") assert_not_predicate(s, :success?) - write_file("test-script", "#{<<~"begin;"}\n#{<<~'end;'}") + File.write("test-script", "#{<<~"begin;"}\n#{<<~'end;'}") begin; STDERR.reopen(STDOUT) begin @@ -1598,7 +1640,7 @@ class TestProcess < Test::Unit::TestCase else assert_kind_of(Integer, max) assert_predicate(max, :positive?) - skip "not limited to NGROUPS_MAX" if /darwin/ =~ RUBY_PLATFORM + omit "not limited to NGROUPS_MAX" if /darwin/ =~ RUBY_PLATFORM gs = Process.groups assert_operator(gs.size, :<=, max) gs[0] ||= 0 @@ -1625,7 +1667,7 @@ class TestProcess < Test::Unit::TestCase end def test_setegid - skip "root can use Process.egid on Android platform" if RUBY_PLATFORM =~ /android/ + omit "root can use Process.egid on Android platform" if RUBY_PLATFORM =~ /android/ assert_nothing_raised(TypeError) {Process.egid += 0} rescue NotImplementedError end @@ -1683,11 +1725,6 @@ class TestProcess < Test::Unit::TestCase 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 @@ -1706,7 +1743,7 @@ class TestProcess < Test::Unit::TestCase Process.wait pid assert_send [sig_r, :wait_readable, 5], 'self-pipe not readable' end - if defined?(RubyVM::JIT) && RubyVM::JIT.enabled? # checking -DMJIT_FORCE_ENABLE. It may trigger extra SIGCHLD. + if defined?(RubyVM::RJIT) && RubyVM::RJIT.enabled? # checking -DRJIT_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]" @@ -1720,6 +1757,9 @@ class TestProcess < Test::Unit::TestCase end def test_no_curdir + if /solaris/i =~ RUBY_PLATFORM + omit "Temporary omit to avoid CI failures after commit to use realpath on required files" + end with_tmpchdir {|d| Dir.mkdir("vd") status = nil @@ -1737,16 +1777,16 @@ class TestProcess < Test::Unit::TestCase def test_fallback_to_sh feature = '[ruby-core:32745]' with_tmpchdir do |d| - open("tmp_script.#{$$}", "w") {|f| f.puts ": ;"; f.chmod(0755)} + File.write("tmp_script.#{$$}", ": ;\n", perm: 0o755) 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)} + File.write("tmp_script.#{$$}", "echo $#: $@", perm: 0o755) result = IO.popen(["./tmp_script.#{$$}", "a b", "c"]) {|f| f.read} assert_equal("2: a b c\n", result, feature) - open("tmp_script.#{$$}", "w") {|f| f.puts "echo $hghg"; f.chmod(0755)} + File.write("tmp_script.#{$$}", "echo $hghg", perm: 0o755) result = IO.popen([{"hghg" => "mogomogo"}, "./tmp_script.#{$$}", "a b", "c"]) {|f| f.read} assert_equal("mogomogo\n", result, feature) @@ -1760,7 +1800,7 @@ class TestProcess < Test::Unit::TestCase def test_aspawn_too_long_path if /solaris/i =~ RUBY_PLATFORM && !defined?(Process::RLIMIT_NPROC) - skip "Too exhaustive test on platforms without Process::RLIMIT_NPROC such as Solaris 10" + omit "Too exhaustive test on platforms without Process::RLIMIT_NPROC such as Solaris 10" end bug4315 = '[ruby-core:34833] #7904 [ruby-core:52628] #11613' assert_fail_too_long_path(%w"echo |", bug4315) @@ -1774,14 +1814,20 @@ class TestProcess < Test::Unit::TestCase exs << Errno::EINVAL if windows? exs << Errno::E2BIG if defined?(Errno::E2BIG) opts = {[STDOUT, STDERR]=>File::NULL} - opts[:rlimit_nproc] = 128 if defined?(Process::RLIMIT_NPROC) + if defined?(Process::RLIMIT_NPROC) + opts[:rlimit_nproc] = /openbsd/i =~ RUBY_PLATFORM ? 64 : 128 + end EnvUtil.suppress_warning do assert_raise(*exs, mesg) do begin loop do Process.spawn(cmds.join(sep), opts) min = [cmds.size, min].max - cmds *= 100 + begin + cmds *= 100 + rescue ArgumentError + raise NoMemoryError + end end rescue NoMemoryError size = cmds.size @@ -1802,7 +1848,7 @@ class TestProcess < Test::Unit::TestCase with_tmpchdir do assert_nothing_raised('[ruby-dev:12261]') do - EnvUtil.timeout(3) do + EnvUtil.timeout(10) do pid = spawn('yes | ls') Process.waitpid pid end @@ -1861,6 +1907,28 @@ class TestProcess < Test::Unit::TestCase assert_not_equal(cpid, dpid) end + def test_daemon_detached + IO.popen("-", "r+") do |f| + if f + assert_equal(f.pid, Process.wait(f.pid)) + + dpid, ppid, dsid = 3.times.map {Integer(f.gets)} + + message = "daemon #{dpid} should be detached" + assert_not_equal($$, ppid, message) # would be 1 almost always + assert_raise(Errno::ECHILD, message) {Process.wait(dpid)} + assert_kind_of(Integer, Process.kill(0, dpid), message) + assert_equal(dpid, dsid) + + break # close f, and let the daemon resume and exit + end + Process.setsid rescue nil + Process.daemon(false, true) + puts $$, Process.ppid, Process.getsid + $stdin.gets # wait for the above assertions using signals + end + 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| @@ -1943,7 +2011,7 @@ class TestProcess < Test::Unit::TestCase end def test_execopts_uid - skip "root can use uid option of Kernel#system on Android platform" if RUBY_PLATFORM =~ /android/ + omit "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| @@ -1974,8 +2042,8 @@ class TestProcess < Test::Unit::TestCase 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/ + omit "Process.groups not implemented on Windows platform" if windows? + omit "root can use Process.groups on Android platform" if RUBY_PLATFORM =~ /android/ feature6975 = '[ruby-core:47414]' groups = Process.groups.map do |g| @@ -2101,7 +2169,7 @@ EOS "c\u{1EE7}a", ].each do |arg| begin - arg = arg.encode(Encoding.find("locale")) + arg = arg.encode(Encoding.local_charmap) rescue else assert_in_out_err([], "#{<<-"begin;"}\n#{<<-"end;"}", [arg], [], bug12841) @@ -2119,7 +2187,9 @@ EOS t3 = Process.clock_gettime(Process::CLOCK_REALTIME, :nanosecond) assert_operator(t1, :<=, t2) assert_operator(t2, :<=, t3) - assert_raise(Errno::EINVAL) { Process.clock_gettime(:foo) } + assert_raise_with_message(Errno::EINVAL, /:foo/) do + Process.clock_gettime(:foo) + end end def test_clock_gettime_unit @@ -2224,7 +2294,9 @@ EOS rescue Errno::EINVAL else assert_kind_of(Integer, r) - assert_raise(Errno::EINVAL) { Process.clock_getres(:foo) } + assert_raise_with_message(Errno::EINVAL, /:foo/) do + Process.clock_getres(:foo) + end end def test_clock_getres_constants @@ -2311,7 +2383,7 @@ EOS end def test_deadlock_by_signal_at_forking - assert_separately(%W(--disable=gems - #{RUBY}), <<-INPUT, timeout: 100) + assert_separately(%W(- #{RUBY}), <<-INPUT, timeout: 100) ruby = ARGV.shift GC.start # reduce garbage GC.disable # avoid triggering CoW after forks @@ -2433,7 +2505,7 @@ EOS rescue SystemCallError w.syswrite("exec failed\n") end - q = Queue.new + q = Thread::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 @@ -2496,7 +2568,7 @@ EOS end def test_forked_child_handles_signal - skip "fork not supported" unless Process.respond_to?(:fork) + omit "fork not supported" unless Process.respond_to?(:fork) assert_normal_exit(<<-"end;", '[ruby-core:82883] [Bug #13916]') require 'timeout' pid = fork { sleep } @@ -2530,4 +2602,260 @@ EOS end assert_empty(Process.waitall) end + + def test__fork + r, w = IO.pipe + pid = Process._fork + if pid == 0 + begin + r.close + w << "ok: #$$" + w.close + ensure + exit! + end + else + w.close + assert_equal("ok: #{pid}", r.read) + r.close + Process.waitpid(pid) + end + end if Process.respond_to?(:_fork) + + def test__fork_pid_cache + _parent_pid = Process.pid + r, w = IO.pipe + pid = Process._fork + if pid == 0 + begin + r.close + w << "ok: #{Process.pid}" + w.close + ensure + exit! + end + else + w.close + assert_equal("ok: #{pid}", r.read) + r.close + Process.waitpid(pid) + end + end if Process.respond_to?(:_fork) + + def test__fork_hook + %w(fork Process.fork).each do |method| + feature17795 = '[ruby-core:103400] [Feature #17795]' + assert_in_out_err([], <<-"end;", [], [], feature17795, timeout: 60) do |r, e| + module ForkHook + def _fork + p :before + ret = super + p :after + ret + end + end + + Process.singleton_class.prepend(ForkHook) + + pid = #{ method } + p pid + Process.waitpid(pid) if pid + end; + assert_equal([], e) + assert_equal(":before", r.shift) + assert_equal(":after", r.shift) + s = r.map {|s| s.chomp }.sort #=> [pid, ":after", "nil"] + assert_match(/^\d+$/, s[0]) # pid + assert_equal(":after", s[1]) + assert_equal("nil", s[2]) + end + end + end if Process.respond_to?(:_fork) + + def test__fork_hook_popen + feature17795 = '[ruby-core:103400] [Feature #17795]' + assert_in_out_err([], <<-"end;", %w(:before :after :after foo bar), [], feature17795, timeout: 60) + module ForkHook + def _fork + p :before + ret = super + p :after + ret + end + end + + Process.singleton_class.prepend(ForkHook) + + IO.popen("-") {|io| + if !io + puts "foo" + else + puts io.read + "bar" + end + } + end; + end if Process.respond_to?(:_fork) + + def test__fork_wrong_type_hook + feature17795 = '[ruby-core:103400] [Feature #17795]' + assert_in_out_err([], <<-"end;", ["OK"], [], feature17795, timeout: 60) + module ForkHook + def _fork + "BOO" + end + end + + Process.singleton_class.prepend(ForkHook) + + begin + fork + rescue TypeError + puts "OK" + end + end; + end if Process.respond_to?(:_fork) + + def test_warmup_promote_all_objects_to_oldgen + assert_separately([], "#{<<~"begin;"}\n#{<<~'end;'}") + require 'objspace' + begin; + obj = Object.new + + assert_not_include(ObjectSpace.dump(obj), '"old":true') + Process.warmup + assert_include(ObjectSpace.dump(obj), '"old":true') + end; + end + + def test_warmup_run_major_gc_and_compact + assert_separately([], "#{<<~"begin;"}\n#{<<~'end;'}") + begin; + # Run a GC to ensure that we are not in the middle of a GC run + GC.start + + major_gc_count = GC.stat(:major_gc_count) + compact_count = GC.stat(:compact_count) + Process.warmup + assert_equal major_gc_count + 1, GC.stat(:major_gc_count) + assert_equal compact_count + 1, GC.stat(:compact_count) + end; + end + + def test_warmup_precompute_string_coderange + assert_separately([], "#{<<~"begin;"}\n#{<<~'end;'}") + require 'objspace' + begin; + obj = "a" * 12 + obj.force_encoding(Encoding::UTF_16LE) + obj.force_encoding(Encoding::BINARY) + assert_include(ObjectSpace.dump(obj), '"coderange":"unknown"') + Process.warmup + assert_include(ObjectSpace.dump(obj), '"coderange":"7bit"') + end; + end + + def test_warmup_frees_pages + assert_separately([{"RUBY_GC_HEAP_FREE_SLOTS_MAX_RATIO" => "1.0"}, "-W0"], "#{<<~"begin;"}\n#{<<~'end;'}") + begin; + GC.start + + TIMES = 10_000 + ary = Array.new(TIMES) + TIMES.times do |i| + ary[i] = Object.new + end + ary.clear + ary = nil + + # Disable GC so we can make sure GC only runs in Process.warmup + GC.disable + + total_pages_before = GC.stat_heap.map { |_, v| v[:heap_eden_pages] + v[:heap_allocatable_pages] } + + Process.warmup + + # Number of pages freed should cause equal increase in number of allocatable pages. + total_pages_before.each_with_index do |val, i| + assert_equal(val, GC.stat_heap(i, :heap_eden_pages) + GC.stat_heap(i, :heap_allocatable_pages), "size pool: #{i}") + end + assert_equal(0, GC.stat(:heap_tomb_pages)) + assert_operator(GC.stat(:total_freed_pages), :>, 0) + end; + end + + def test_concurrent_group_and_pid_wait + # Use a pair of pipes that will make long_pid exit when this test exits, to avoid + # leaking temp processes. + long_rpipe, long_wpipe = IO.pipe + short_rpipe, short_wpipe = IO.pipe + # This process should run forever + long_pid = fork do + [short_rpipe, short_wpipe, long_wpipe].each(&:close) + long_rpipe.read + end + # This process will exit + short_pid = fork do + [long_rpipe, long_wpipe, short_wpipe].each(&:close) + short_rpipe.read + end + t1, t2, t3 = nil + EnvUtil.timeout(5) do + t1 = Thread.new do + Process.waitpid long_pid + end + # Wait for us to be blocking in a call to waitpid2 + Thread.pass until t1.stop? + short_wpipe.close # Make short_pid exit + + # The short pid has exited, so -1 should pick that up. + assert_equal short_pid, Process.waitpid(-1) + + # Terminate t1 for the next phase of the test. + t1.kill + t1.join + + t2 = Thread.new do + Process.waitpid(-1) + rescue Errno::ECHILD + nil + end + Thread.pass until t2.stop? + t3 = Thread.new do + Process.waitpid long_pid + rescue Errno::ECHILD + nil + end + Thread.pass until t3.stop? + + # it's actually nondeterministic which of t2 or t3 will receive the wait (this + # nondeterminism comes from the behaviour of the underlying system calls) + long_wpipe.close + assert_equal [long_pid], [t2, t3].map(&:value).compact + end + ensure + [t1, t2, t3].each { _1&.kill rescue nil } + [t1, t2, t3].each { _1&.join rescue nil } + [long_rpipe, long_wpipe, short_rpipe, short_wpipe].each { _1&.close rescue nil } + end if defined?(fork) + + def test_handle_interrupt_with_fork + Thread.handle_interrupt(RuntimeError => :never) do + Thread.current.raise(RuntimeError, "Queued error") + + assert_predicate Thread, :pending_interrupt? + + pid = Process.fork do + if Thread.pending_interrupt? + exit 1 + end + end + + _, status = Process.waitpid2(pid) + assert_predicate status, :success? + + assert_predicate Thread, :pending_interrupt? + end + rescue RuntimeError + # Ignore. + end if defined?(fork) end |