ruby/test/fiddle/test_pack.rb

38 строки
1.4 KiB
Ruby

begin
require_relative 'helper'
require 'fiddle/pack'
rescue LoadError
return
end
module Fiddle
class TestPack < TestCase
def test_pack_map
if defined?(TYPE_LONG_LONG)
assert_equal [0xffff_ffff_ffff_ffff], [0xffff_ffff_ffff_ffff].pack(PackInfo::PACK_MAP[-TYPE_LONG_LONG]).unpack(PackInfo::PACK_MAP[-TYPE_LONG_LONG])
end
case Fiddle::SIZEOF_VOIDP
when 8
assert_equal [0xffff_ffff_ffff_ffff], [0xffff_ffff_ffff_ffff].pack(PackInfo::PACK_MAP[TYPE_VOIDP]).unpack(PackInfo::PACK_MAP[TYPE_VOIDP])
when 4
assert_equal [0xffff_ffff], [0xffff_ffff].pack(PackInfo::PACK_MAP[TYPE_VOIDP]).unpack(PackInfo::PACK_MAP[TYPE_VOIDP])
end
case Fiddle::SIZEOF_LONG
when 8
assert_equal [0xffff_ffff_ffff_ffff], [0xffff_ffff_ffff_ffff].pack(PackInfo::PACK_MAP[-TYPE_LONG]).unpack(PackInfo::PACK_MAP[-TYPE_LONG])
when 4
assert_equal [0xffff_ffff], [0xffff_ffff].pack(PackInfo::PACK_MAP[-TYPE_LONG]).unpack(PackInfo::PACK_MAP[-TYPE_LONG])
end
if Fiddle::SIZEOF_INT == 4
assert_equal [0xffff_ffff], [0xffff_ffff].pack(PackInfo::PACK_MAP[-TYPE_INT]).unpack(PackInfo::PACK_MAP[-TYPE_INT])
end
assert_equal [0xffff], [0xffff].pack(PackInfo::PACK_MAP[-TYPE_SHORT]).unpack(PackInfo::PACK_MAP[-TYPE_SHORT])
assert_equal [0xff], [0xff].pack(PackInfo::PACK_MAP[-TYPE_CHAR]).unpack(PackInfo::PACK_MAP[-TYPE_CHAR])
end
end
end