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require_relative 'utils'
require 'stringio'
require 'minitest/unit'
class OpenSSL::TestBuffering < MiniTest::Unit::TestCase
class IO
include OpenSSL::Buffering
attr_accessor :sync
def initialize
@io = StringIO.new
super
@sync = false
end
def string
@io.string
end
def sysread *a
@io.sysread *a
end
def syswrite *a
@io.syswrite *a
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_raises SystemCallError do
@io.flush
end
refute @io.sync, 'sync must not change'
end
end if defined?(OpenSSL)
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