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-rw-r--r--test/ruby/test_io.rb391
1 files changed, 328 insertions, 63 deletions
diff --git a/test/ruby/test_io.rb b/test/ruby/test_io.rb
index 42149ac32a..476d9f882f 100644
--- a/test/ruby/test_io.rb
+++ b/test/ruby/test_io.rb
@@ -312,7 +312,7 @@ class TestIO < Test::Unit::TestCase
w.print "a\n\nb\n\n"
w.close
end, proc do |r|
- assert_equal "a\n\nb\n", r.gets(nil, chomp: true)
+ assert_equal("a\n\nb\n\n", r.gets(nil, chomp: true), "[Bug #18770]")
assert_nil r.gets("")
r.close
end)
@@ -394,6 +394,24 @@ class TestIO < Test::Unit::TestCase
}
end
+ def test_each_byte_closed
+ pipe(proc do |w|
+ w << "abc def"
+ w.close
+ end, proc do |r|
+ assert_raise(IOError) do
+ r.each_byte {|byte| r.close if byte == 32 }
+ end
+ end)
+ make_tempfile {|t|
+ File.open(t, 'rt') {|f|
+ assert_raise(IOError) do
+ f.each_byte {|c| f.close if c == 10}
+ end
+ }
+ }
+ end
+
def test_each_codepoint
make_tempfile {|t|
bug2959 = '[ruby-core:28650]'
@@ -405,6 +423,24 @@ class TestIO < Test::Unit::TestCase
}
end
+ def test_each_codepoint_closed
+ pipe(proc do |w|
+ w.print("abc def")
+ w.close
+ end, proc do |r|
+ assert_raise(IOError) do
+ r.each_codepoint {|c| r.close if c == 32}
+ end
+ end)
+ make_tempfile {|t|
+ File.open(t, 'rt') {|f|
+ assert_raise(IOError) do
+ f.each_codepoint {|c| f.close if c == 10}
+ end
+ }
+ }
+ end
+
def test_rubydev33072
t = make_tempfile
path = t.path
@@ -440,6 +476,18 @@ class TestIO < Test::Unit::TestCase
}
end
+ def test_copy_stream_append_to_nonempty
+ with_srccontent("foobar") {|src, content|
+ preface = 'preface'
+ File.write('dst', preface)
+ File.open('dst', 'ab') do |dst|
+ ret = IO.copy_stream(src, dst)
+ assert_equal(content.bytesize, ret)
+ assert_equal(preface + content, File.read("dst"))
+ end
+ }
+ end
+
def test_copy_stream_smaller
with_srccontent {|src, content|
@@ -607,8 +655,8 @@ class TestIO < Test::Unit::TestCase
if have_nonblock?
def test_copy_stream_no_busy_wait
- skip "MJIT has busy wait on GC. This sometimes fails with --jit." if defined?(RubyVM::JIT) && RubyVM::JIT.enabled?
- skip "multiple threads already active" if Thread.list.size > 1
+ omit "RJIT has busy wait on GC. This sometimes fails with --jit." if defined?(RubyVM::RJIT) && RubyVM::RJIT.enabled?
+ omit "multiple threads already active" if Thread.list.size > 1
msg = 'r58534 [ruby-core:80969] [Backport #13533]'
IO.pipe do |r,w|
@@ -627,7 +675,7 @@ class TestIO < Test::Unit::TestCase
begin
w2.nonblock = true
rescue Errno::EBADF
- skip "nonblocking IO for pipe is not implemented"
+ omit "nonblocking IO for pipe is not implemented"
end
s = w2.syswrite("a" * 100000)
t = Thread.new { sleep 0.1; r2.read }
@@ -731,7 +779,7 @@ class TestIO < Test::Unit::TestCase
r1.nonblock = true
w2.nonblock = true
rescue Errno::EBADF
- skip "nonblocking IO for pipe is not implemented"
+ omit "nonblocking IO for pipe is not implemented"
end
t1 = Thread.new { w1 << megacontent; w1.close }
t2 = Thread.new { r2.read }
@@ -795,7 +843,7 @@ class TestIO < Test::Unit::TestCase
assert_equal("bcd", r.read)
end)
rescue NotImplementedError
- skip "pread(2) is not implemtented."
+ omit "pread(2) is not implemtented."
end
}
end
@@ -852,6 +900,10 @@ class TestIO < Test::Unit::TestCase
end if defined? UNIXSocket
def test_copy_stream_socket4
+ if RUBY_PLATFORM =~ /mingw|mswin/
+ omit "pread(2) is not implemented."
+ end
+
with_bigsrc {|bigsrc, bigcontent|
File.open(bigsrc) {|f|
assert_equal(0, f.pos)
@@ -868,9 +920,13 @@ class TestIO < Test::Unit::TestCase
}
}
}
- end if defined? UNIXSocket
+ end
def test_copy_stream_socket5
+ if RUBY_PLATFORM =~ /mingw|mswin/
+ omit "pread(2) is not implemented."
+ end
+
with_bigsrc {|bigsrc, bigcontent|
File.open(bigsrc) {|f|
assert_equal(bigcontent[0,100], f.read(100))
@@ -888,9 +944,13 @@ class TestIO < Test::Unit::TestCase
}
}
}
- end if defined? UNIXSocket
+ end
def test_copy_stream_socket6
+ if RUBY_PLATFORM =~ /mingw|mswin/
+ omit "pread(2) is not implemented."
+ end
+
mkcdtmpdir {
megacontent = "abc" * 1234567
File.open("megasrc", "w") {|f| f << megacontent }
@@ -899,7 +959,7 @@ class TestIO < Test::Unit::TestCase
begin
s1.nonblock = true
rescue Errno::EBADF
- skip "nonblocking IO for pipe is not implemented"
+ omit "nonblocking IO for pipe is not implemented"
end
t1 = Thread.new { s2.read }
t2 = Thread.new {
@@ -911,9 +971,13 @@ class TestIO < Test::Unit::TestCase
assert_equal(megacontent, result)
}
}
- end if defined? UNIXSocket
+ end
def test_copy_stream_socket7
+ if RUBY_PLATFORM =~ /mingw|mswin/
+ omit "pread(2) is not implemented."
+ end
+
GC.start
mkcdtmpdir {
megacontent = "abc" * 1234567
@@ -923,7 +987,7 @@ class TestIO < Test::Unit::TestCase
begin
s1.nonblock = true
rescue Errno::EBADF
- skip "nonblocking IO for pipe is not implemented"
+ omit "nonblocking IO for pipe is not implemented"
end
trapping_usr2 do |rd|
nr = 30
@@ -948,7 +1012,7 @@ class TestIO < Test::Unit::TestCase
end
}
}
- end if defined? UNIXSocket and IO.method_defined?("nonblock=")
+ end
def test_copy_stream_strio
src = StringIO.new("abcd")
@@ -1393,6 +1457,16 @@ class TestIO < Test::Unit::TestCase
End
end
+ def test_dup_timeout
+ with_pipe do |r, w|
+ r.timeout = 0.1
+ r2 = r.dup
+ assert_equal(0.1, r2.timeout)
+ ensure
+ r2&.close
+ end
+ end
+
def test_inspect
with_pipe do |r, w|
assert_match(/^#<IO:fd \d+>$/, r.inspect)
@@ -1446,6 +1520,13 @@ class TestIO < Test::Unit::TestCase
end)
end
+ def test_readpartial_zero_size
+ File.open(IO::NULL) do |r|
+ assert_empty(r.readpartial(0, s = "01234567"))
+ assert_empty(s)
+ end
+ end
+
def test_readpartial_buffer_error
with_pipe do |r, w|
s = ""
@@ -1491,6 +1572,13 @@ class TestIO < Test::Unit::TestCase
end)
end
+ def test_read_zero_size
+ File.open(IO::NULL) do |r|
+ assert_empty(r.read(0, s = "01234567"))
+ assert_empty(s)
+ end
+ end
+
def test_read_buffer_error
with_pipe do |r, w|
s = ""
@@ -1528,6 +1616,35 @@ class TestIO < Test::Unit::TestCase
}
end
+ def test_read_nonblock_zero_size
+ File.open(IO::NULL) do |r|
+ assert_empty(r.read_nonblock(0, s = "01234567"))
+ assert_empty(s)
+ end
+ end
+
+ def test_read_nonblock_file
+ make_tempfile do |path|
+ File.open(path, 'r') do |file|
+ file.read_nonblock(4)
+ end
+ end
+ end
+
+ def test_write_nonblock_file
+ make_tempfile do |path|
+ File.open(path, 'w') do |file|
+ file.write_nonblock("Ruby")
+ end
+ end
+ end
+
+ def test_explicit_path
+ io = IO.for_fd(0, path: "Fake Path", autoclose: false)
+ assert_match %r"Fake Path", io.inspect
+ assert_equal "Fake Path", io.path
+ end
+
def test_write_nonblock_simple_no_exceptions
pipe(proc do |w|
w.write_nonblock('1', exception: false)
@@ -1562,7 +1679,7 @@ class TestIO < Test::Unit::TestCase
end if have_nonblock?
def test_read_nonblock_no_exceptions
- skip '[ruby-core:90895] MJIT worker may leave fd open in a forked child' if defined?(RubyVM::JIT) && RubyVM::JIT.enabled? # TODO: consider acquiring GVL from MJIT worker.
+ omit '[ruby-core:90895] RJIT worker may leave fd open in a forked child' if defined?(RubyVM::RJIT) && RubyVM::RJIT.enabled? # TODO: consider acquiring GVL from RJIT worker.
with_pipe {|r, w|
assert_equal :wait_readable, r.read_nonblock(4096, exception: false)
w.puts "HI!"
@@ -1781,6 +1898,110 @@ class TestIO < Test::Unit::TestCase
end)
end
+ def test_readline_bad_param_raises
+ File.open(__FILE__) do |f|
+ assert_raise(TypeError) do
+ f.readline Object.new
+ end
+ end
+
+ File.open(__FILE__) do |f|
+ assert_raise(TypeError) do
+ f.readline 1, 2
+ end
+ end
+ end
+
+ def test_readline_raises
+ File.open(__FILE__) do |f|
+ assert_equal File.read(__FILE__), f.readline(nil)
+ assert_raise(EOFError) do
+ f.readline
+ end
+ end
+ end
+
+ def test_readline_separators
+ File.open(__FILE__) do |f|
+ line = f.readline("def")
+ assert_equal File.read(__FILE__)[/\A.*?def/m], line
+ end
+
+ File.open(__FILE__) do |f|
+ line = f.readline("def", chomp: true)
+ assert_equal File.read(__FILE__)[/\A.*?(?=def)/m], line
+ end
+ end
+
+ def test_readline_separators_limits
+ t = Tempfile.open("readline_limit")
+ str = "#" * 50
+ sep = "def"
+
+ t.write str
+ t.write sep
+ t.write str
+ t.flush
+
+ # over limit
+ File.open(t.path) do |f|
+ line = f.readline sep, str.bytesize
+ assert_equal(str, line)
+ end
+
+ # under limit
+ File.open(t.path) do |f|
+ line = f.readline(sep, str.bytesize + 5)
+ assert_equal(str + sep, line)
+ end
+
+ # under limit + chomp
+ File.open(t.path) do |f|
+ line = f.readline(sep, str.bytesize + 5, chomp: true)
+ assert_equal(str, line)
+ end
+ ensure
+ t&.close!
+ end
+
+ def test_readline_limit_without_separator
+ t = Tempfile.open("readline_limit")
+ str = "#" * 50
+ sep = "\n"
+
+ t.write str
+ t.write sep
+ t.write str
+ t.flush
+
+ # over limit
+ File.open(t.path) do |f|
+ line = f.readline str.bytesize
+ assert_equal(str, line)
+ end
+
+ # under limit
+ File.open(t.path) do |f|
+ line = f.readline(str.bytesize + 5)
+ assert_equal(str + sep, line)
+ end
+
+ # under limit + chomp
+ File.open(t.path) do |f|
+ line = f.readline(str.bytesize + 5, chomp: true)
+ assert_equal(str, line)
+ end
+ ensure
+ t&.close!
+ end
+
+ def test_readline_chomp_true
+ File.open(__FILE__) do |f|
+ line = f.readline(chomp: true)
+ assert_equal File.readlines(__FILE__).first.chomp, line
+ end
+ end
+
def test_set_lineno_readline
pipe(proc do |w|
w.puts "foo"
@@ -1825,6 +2046,20 @@ class TestIO < Test::Unit::TestCase
assert_equal("baz\n", e.next)
assert_raise(StopIteration) { e.next }
end)
+
+ pipe(proc do |w|
+ w.write "foo\n"
+ w.close
+ end, proc do |r|
+ assert_equal(["foo\n"], r.each_line(nil, chomp: true).to_a, "[Bug #18770]")
+ end)
+
+ pipe(proc do |w|
+ w.write "foo\n"
+ w.close
+ end, proc do |r|
+ assert_equal(["fo", "o\n"], r.each_line(nil, 2, chomp: true).to_a, "[Bug #18770]")
+ end)
end
def test_each_byte2
@@ -2130,6 +2365,14 @@ class TestIO < Test::Unit::TestCase
end)
end
+ def test_sysread_with_negative_length
+ make_tempfile {|t|
+ open(t.path) do |f|
+ assert_raise(ArgumentError) { f.sysread(-1) }
+ end
+ }
+ end
+
def test_flag
make_tempfile {|t|
assert_raise(ArgumentError) do
@@ -2208,9 +2451,9 @@ class TestIO < Test::Unit::TestCase
end
def test_autoclose_true_closed_by_finalizer
- # http://ci.rvm.jp/results/trunk-mjit@silicon-docker/1465760
- # http://ci.rvm.jp/results/trunk-mjit@silicon-docker/1469765
- skip 'this randomly fails with MJIT' if defined?(RubyVM::JIT) && RubyVM::JIT.enabled?
+ # http://ci.rvm.jp/results/trunk-rjit@silicon-docker/1465760
+ # http://ci.rvm.jp/results/trunk-rjit@silicon-docker/1469765
+ omit 'this randomly fails with RJIT' if defined?(RubyVM::RJIT) && RubyVM::RJIT.enabled?
feature2250 = '[ruby-core:26222]'
pre = 'ft2250'
@@ -2222,7 +2465,7 @@ class TestIO < Test::Unit::TestCase
t.close
rescue Errno::EBADF
end
- skip "expect IO object was GC'ed but not recycled yet"
+ omit "expect IO object was GC'ed but not recycled yet"
rescue WeakRef::RefError
assert_raise(Errno::EBADF, feature2250) {t.close}
end
@@ -2238,7 +2481,7 @@ class TestIO < Test::Unit::TestCase
begin
w.close
t.close
- skip "expect IO object was GC'ed but not recycled yet"
+ omit "expect IO object was GC'ed but not recycled yet"
rescue WeakRef::RefError
assert_nothing_raised(Errno::EBADF, feature2250) {t.close}
end
@@ -2273,15 +2516,19 @@ class TestIO < Test::Unit::TestCase
end
def test_open_pipe
- open("|" + EnvUtil.rubybin, "r+") do |f|
- f.puts "puts 'foo'"
- f.close_write
- assert_equal("foo\n", f.read)
+ assert_deprecated_warning(/Kernel#open with a leading '\|'/) do # https://bugs.ruby-lang.org/issues/19630
+ open("|" + EnvUtil.rubybin, "r+") do |f|
+ f.puts "puts 'foo'"
+ f.close_write
+ assert_equal("foo\n", f.read)
+ end
end
end
def test_read_command
- assert_equal("foo\n", IO.read("|echo foo"))
+ assert_deprecated_warning(/IO process creation with a leading '\|'/) do # https://bugs.ruby-lang.org/issues/19630
+ assert_equal("foo\n", IO.read("|echo foo"))
+ end
assert_raise(Errno::ENOENT, Errno::EINVAL) do
File.read("|#{EnvUtil.rubybin} -e puts")
end
@@ -2295,7 +2542,9 @@ class TestIO < Test::Unit::TestCase
Class.new(IO).binread("|#{EnvUtil.rubybin} -e puts")
end
assert_raise(Errno::ESPIPE) do
- IO.read("|echo foo", 1, 1)
+ assert_deprecated_warning(/IO process creation with a leading '\|'/) do # https://bugs.ruby-lang.org/issues/19630
+ IO.read("|echo foo", 1, 1)
+ end
end
end
@@ -2480,11 +2729,16 @@ class TestIO < Test::Unit::TestCase
def test_foreach
a = []
- IO.foreach("|" + EnvUtil.rubybin + " -e 'puts :foo; puts :bar; puts :baz'") {|x| a << x }
+
+ assert_deprecated_warning(/IO process creation with a leading '\|'/) do # https://bugs.ruby-lang.org/issues/19630
+ IO.foreach("|" + EnvUtil.rubybin + " -e 'puts :foo; puts :bar; puts :baz'") {|x| a << x }
+ end
assert_equal(["foo\n", "bar\n", "baz\n"], a)
a = []
- IO.foreach("|" + EnvUtil.rubybin + " -e 'puts :zot'", :open_args => ["r"]) {|x| a << x }
+ assert_deprecated_warning(/IO process creation with a leading '\|'/) do # https://bugs.ruby-lang.org/issues/19630
+ IO.foreach("|" + EnvUtil.rubybin + " -e 'puts :zot'", :open_args => ["r"]) {|x| a << x }
+ end
assert_equal(["zot\n"], a)
make_tempfile {|t|
@@ -2519,6 +2773,8 @@ class TestIO < Test::Unit::TestCase
bug = '[ruby-dev:31525]'
assert_raise(ArgumentError, bug) {IO.foreach}
+ assert_raise(ArgumentError, "[Bug #18767] [ruby-core:108499]") {IO.foreach(__FILE__, 0){}}
+
a = nil
assert_nothing_raised(ArgumentError, bug) {a = IO.foreach(t.path).to_a}
assert_equal(["foo\n", "bar\n", "baz\n"], a, bug)
@@ -2527,6 +2783,8 @@ class TestIO < Test::Unit::TestCase
assert_raise_with_message(IOError, /not opened for reading/, bug6054) do
IO.foreach(t.path, mode:"w").next
end
+
+ assert_raise(ArgumentError, "[Bug #18771] [ruby-core:108503]") {IO.foreach(t, "\n", 10, true){}}
}
end
@@ -2536,6 +2794,7 @@ class TestIO < Test::Unit::TestCase
assert_equal(["foo\nb", "ar\nb", "az\n"], IO.readlines(t.path, "b"))
assert_equal(["fo", "o\n", "ba", "r\n", "ba", "z\n"], IO.readlines(t.path, 2))
assert_equal(["fo", "o\n", "b", "ar", "\nb", "az", "\n"], IO.readlines(t.path, "b", 2))
+ assert_raise(ArgumentError, "[Bug #18771] [ruby-core:108503]") {IO.readlines(t, "\n", 10, true){}}
}
end
@@ -2601,7 +2860,7 @@ class TestIO < Test::Unit::TestCase
end
def test_puts_parallel
- skip "not portable"
+ omit "not portable"
pipe(proc do |w|
threads = []
100.times do
@@ -2722,6 +2981,9 @@ class TestIO < Test::Unit::TestCase
assert_equal("foo\nbar\nbaz\n", File.read(t.path))
assert_equal("foo\nba", File.read(t.path, 6))
assert_equal("bar\n", File.read(t.path, 4, 4))
+
+ assert_raise(ArgumentError) { File.read(t.path, -1) }
+ assert_raise(ArgumentError) { File.read(t.path, 1, -1) }
}
end
@@ -3028,6 +3290,8 @@ __END__
end
def test_cross_thread_close_stdio
+ omit "[Bug #18613]" if /freebsd/ =~ RUBY_PLATFORM
+
assert_separately([], <<-'end;')
IO.pipe do |r,w|
$stdin.reopen(r)
@@ -3235,7 +3499,7 @@ __END__
begin
f = File.open('/dev/tty')
rescue Errno::ENOENT, Errno::ENXIO => e
- skip e.message
+ omit e.message
else
tiocgwinsz=0x5413
winsize=""
@@ -3316,11 +3580,17 @@ __END__
data = "a" * 100
with_pipe do |r,w|
th = Thread.new {r.sysread(100, buf)}
+
Thread.pass until th.stop?
- buf.replace("")
- assert_empty(buf, bug6099)
+
+ assert_equal 100, buf.bytesize
+
+ msg = /can't modify string; temporarily locked/
+ assert_raise_with_message(RuntimeError, msg) do
+ buf.replace("")
+ end
+ assert_predicate(th, :alive?)
w.write(data)
- Thread.pass while th.alive?
th.join
end
assert_equal(data, buf, bug6099)
@@ -3355,10 +3625,10 @@ __END__
with_pipe do |r,w|
# Linux 2.6.15 and earlier returned EINVAL instead of ESPIPE
assert_raise(Errno::ESPIPE, Errno::EINVAL) {
- r.advise(:willneed) or skip "fadvise(2) is not implemented"
+ r.advise(:willneed) or omit "fadvise(2) is not implemented"
}
assert_raise(Errno::ESPIPE, Errno::EINVAL) {
- w.advise(:willneed) or skip "fadvise(2) is not implemented"
+ w.advise(:willneed) or omit "fadvise(2) is not implemented"
}
end
end if /linux/ =~ RUBY_PLATFORM
@@ -3498,14 +3768,14 @@ __END__
f.write('1')
pos = f.tell
rescue Errno::ENOSPC
- skip "non-sparse file system"
+ omit "non-sparse file system"
rescue SystemCallError
else
assert_equal(0x1_0000_0000, pos, msg)
end
end;
rescue Timeout::Error
- skip "Timeout because of slow file writing"
+ omit "Timeout because of slow file writing"
end
}
end if /mswin|mingw/ =~ RUBY_PLATFORM
@@ -3659,7 +3929,7 @@ __END__
end
def test_race_gets_and_close
- opt = { signal: :ABRT, timeout: 200 }
+ opt = { signal: :ABRT, timeout: 10 }
assert_separately([], "#{<<-"begin;"}\n#{<<-"end;"}", **opt)
bug13076 = '[ruby-core:78845] [Bug #13076]'
begin;
@@ -3690,11 +3960,13 @@ __END__
end
def test_race_closed_stream
+ omit "[Bug #18613]" if /freebsd/ =~ RUBY_PLATFORM
+
assert_separately([], "#{<<-"begin;"}\n#{<<-"end;"}")
begin;
bug13158 = '[ruby-core:79262] [Bug #13158]'
closed = nil
- q = Queue.new
+ q = Thread::Queue.new
IO.pipe do |r, w|
thread = Thread.new do
begin
@@ -3784,6 +4056,8 @@ __END__
end
def test_closed_stream_in_rescue
+ omit "[Bug #18613]" if /freebsd/ =~ RUBY_PLATFORM
+
assert_separately([], "#{<<-"begin;"}\n#{<<~"end;"}")
begin;
10.times do
@@ -3805,30 +4079,6 @@ __END__
end
end;
end
-
- def test_write_no_garbage
- skip "multiple threads already active" if Thread.list.size > 1
- res = {}
- ObjectSpace.count_objects(res) # creates strings on first call
- [ 'foo'.b, '*' * 24 ].each do |buf|
- with_pipe do |r, w|
- GC.disable
- begin
- before = ObjectSpace.count_objects(res)[:T_STRING]
- n = w.write(buf)
- s = w.syswrite(buf)
- after = ObjectSpace.count_objects(res)[:T_STRING]
- ensure
- GC.enable
- end
- assert_equal before, after,
- "no strings left over after write [ruby-core:78898] [Bug #13085]: #{ before } strings before write -> #{ after } strings after write"
- assert_not_predicate buf, :frozen?, 'no inadvertent freeze'
- assert_equal buf.bytesize, n, 'IO#write wrote expected size'
- assert_equal s, n, 'IO#syswrite wrote expected size'
- end
- end
- end
end
def test_pread
@@ -3841,7 +4091,7 @@ __END__
assert_raise(EOFError) { f.pread(1, f.size) }
end
}
- end if IO.method_defined?(:pread)
+ end
def test_pwrite
make_tempfile { |t|
@@ -3850,7 +4100,7 @@ __END__
assert_equal("ooo", f.pread(3, 4))
end
}
- end if IO.method_defined?(:pread) and IO.method_defined?(:pwrite)
+ end
def test_select_exceptfds
if Etc.uname[:sysname] == 'SunOS'
@@ -3876,6 +4126,9 @@ __END__
noex = Thread.new do # everything right and never see exceptions :)
until sig_rd.wait_readable(0)
IO.pipe do |r, w|
+ assert_nil r.timeout
+ assert_nil w.timeout
+
th = Thread.new { r.read(1) }
w.write(dot)
@@ -3949,6 +4202,18 @@ __END__
}
end
+ def test_marshal_closed_io
+ bug18077 = '[ruby-core:104927] [Bug #18077]'
+ r, w = IO.pipe
+ r.close; w.close
+ assert_raise(TypeError, bug18077) {Marshal.dump(r)}
+
+ class << r
+ undef_method :closed?
+ end
+ assert_raise(TypeError, bug18077) {Marshal.dump(r)}
+ end
+
def test_stdout_to_closed_pipe
EnvUtil.invoke_ruby(["-e", "loop {puts :ok}"], "", true, true) do
|in_p, out_p, err_p, pid|
generated by cgit v1.2.3 (git 2.25.1) at 2024-04-19 02:32:15 +0000