1require 'test/unit' 2require_relative 'ut_eof' 3 4class TestPipe < Test::Unit::TestCase 5 include TestEOF 6 def open_file(content) 7 r, w = IO.pipe 8 w << content 9 w.close 10 begin 11 yield r 12 ensure 13 r.close 14 end 15 end 16end 17