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ruby--ruby/test/-ext-/thread_fd/test_thread_fd_close.rb
2021-07-29 21:15:04 +09:00

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Ruby

# frozen_string_literal: true
require 'test/unit'
require '-test-/thread_fd'
require 'io/wait'
class TestThreadFdClose < Test::Unit::TestCase
def test_thread_fd_close
IO.pipe do |r, w|
th = Thread.new do
begin
assert_raise(IOError) {
r.read(4)
}
ensure
w.syswrite('done')
end
end
Thread.pass until th.stop?
IO.thread_fd_close(r.fileno)
assert_equal 'done', r.read(4)
th.join
end
end
end