1
0
Fork 0
mirror of https://github.com/ruby/ruby.git synced 2022-11-09 12:17:21 -05:00
ruby--ruby/test/io/wait/test_io_wait.rb
kosaki f23fa4b011 * test/io/wait/test_io_wait.rb: Linux socketpair(2) only support
AF_UNIX, but windows socketpair doesn't support it. we can't
  avoid platform check. sigh!



git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@31472 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
2011-05-07 20:21:38 +00:00

69 lines
1.2 KiB
Ruby

require 'test/unit'
require 'timeout'
require 'socket'
begin
require 'io/wait'
rescue LoadError
end
class TestIOWait < Test::Unit::TestCase
def setup
if /mswin/ =~ RUBY_PLATFORM
@r, @w = Socket.pair(Socket::AF_INET, Socket::SOCK_STREAM, 0)
else
@r, @w = IO.pipe
end
end
def teardown
@r.close unless @r.closed?
@w.close unless @w.closed?
end
def test_nread
assert_equal 0, @r.nread
@w.syswrite "."
assert_equal 1, @r.nread
end
def test_nread_buffered
@w.syswrite ".\n!"
assert_equal ".\n", @r.read(2)
assert_equal 1, @r.nread
end
def test_ready?
refute @r.ready?
@w.syswrite "."
assert @r.ready?
end
def test_buffered_ready?
@w.syswrite ".\n!"
assert_equal ".\n", @r.gets
assert @r.ready?
end
def test_wait
assert_nil @r.wait(0)
@w.syswrite "."
assert_equal @r, @r.wait(0)
end
def test_wait_buffered
@w.syswrite ".\n!"
assert_equal ".\n", @r.gets
assert_equal true, @r.wait(0)
end
def test_wait_forever
Thread.new { sleep 0.01; @w.syswrite "." }
assert_equal @r, @r.wait
end
def test_wait_eof
Thread.new { sleep 0.01; @w.close }
assert_nil @r.wait
end
end if IO.method_defined?(:wait)