зеркало из https://github.com/github/ruby.git
74 строки
1.6 KiB
Ruby
74 строки
1.6 KiB
Ruby
# frozen_string_literal: false
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require 'test/unit'
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require 'timeout'
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begin
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require 'io/nonblock'
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rescue LoadError
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end
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class TestIONonblock < Test::Unit::TestCase
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def test_flush
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IO.pipe {|r, w|
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return if flush_test(r, w)
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}
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require 'socket';
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Socket.pair(:INET, :STREAM) {|s1, s2|
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return if flush_test(s1, s2)
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}
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skip "nonblocking IO did not work"
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end
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def flush_test(r, w)
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begin
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w.nonblock = true
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rescue Errno::EBADF
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return false
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end
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w.sync = false
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w << "b"
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w.flush
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w << "a" * 4096
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result = ""
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Timeout.timeout(10) {
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t0 = Thread.new {
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Thread.pass
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w.close
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}
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t = Thread.new {
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while (Thread.pass; s = r.read(4096))
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result << s
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end
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}
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begin
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w.flush # assert_raise(IOError, "[ruby-dev:24985]") {w.flush}
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rescue Errno::EBADF, IOError
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# ignore [ruby-dev:35638]
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end
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assert_nothing_raised {t.join}
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t0.join
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}
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assert_equal(4097, result.size)
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true
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end
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def test_nonblock
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IO.pipe {|r, w|
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w.nonblock = false
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assert_equal(false, w.nonblock?)
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w.nonblock do
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assert_equal(true, w.nonblock?)
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w.nonblock(false) do
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assert_equal(false, w.nonblock?)
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w.nonblock(false) do
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assert_equal(false, w.nonblock?)
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end
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assert_equal(false, w.nonblock?)
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end
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assert_equal(true, w.nonblock?)
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end
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assert_equal(false, w.nonblock?)
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}
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rescue NotImplementedError
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end
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end if IO.method_defined?(:nonblock)
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