require_relative 'utils' require 'stringio' class OpenSSL::TestBuffering < Test::Unit::TestCase class IO include OpenSSL::Buffering attr_accessor :sync def initialize @io = "" def @io.sync true end super @sync = false end def string @io end def sysread(size) str = @io.slice!(0, size) raise EOFError if str.empty? str end def syswrite(str) @io << str str.size end end def setup @io = IO.new end def test_flush @io.write 'a' refute @io.sync assert_empty @io.string assert_equal @io, @io.flush refute @io.sync assert_equal 'a', @io.string end def test_flush_error @io.write 'a' refute @io.sync assert_empty @io.string def @io.syswrite *a raise SystemCallError, 'fail' end assert_raise SystemCallError do @io.flush end refute @io.sync, 'sync must not change' end def test_getc @io.syswrite('abc') assert_equal(?a, @io.getc) assert_equal(?b, @io.getc) assert_equal(?c, @io.getc) end def test_each_byte @io.syswrite('abc') res = [] @io.each_byte do |c| res << c end assert_equal([97, 98, 99], res) end end if defined?(OpenSSL::TestUtils)