37 lines
746 B
Ruby
37 lines
746 B
Ruby
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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r,w = IO.pipe
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w.nonblock = true
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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(10) {
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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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}
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assert_equal(4097, result.size)
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end
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end if IO.method_defined?(:nonblock)
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