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test_00primitive.rb
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test_00primitive.rb
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# $Id: test_00primitive.rb 50 2005-12-01 18:04:51Z mks $
$:.unshift './lib'
require 'test/unit'
require 'asn1'
class Asn1Test_Primivite < Test::Unit::TestCase
def test_primitive
assert_equal("\x81", ASN1.encode_tag(ASN1::CLASS_CONTEXT, 1))
assert_equal("\x1f\x20", ASN1.encode_tag(ASN1::CLASS_UNIVERSAL, 32))
assert_equal("\x5f\x82\x01", ASN1.encode_tag(ASN1::CLASS_APPLICATION, 257))
assert_equal([1, ASN1::CLASS_CONTEXT, 1], ASN1.decode_tag("\x81"))
assert_equal([2, ASN1::CLASS_UNIVERSAL, 32], ASN1.decode_tag("\x1f\x20"))
assert_equal([3, ASN1::CLASS_APPLICATION, 257], ASN1.decode_tag("\x5f\x82\x01"))
assert_equal([45].pack('C*'), ASN1.encode_length(45))
assert_equal([0x81,0x8b].pack("C*"), ASN1.encode_length(139))
assert_equal([0x82,0x12,0x34].pack("C*"), ASN1.encode_length(0x1234))
assert_equal([1, 45], ASN1.decode_length(ASN1.encode_length(45)))
assert_equal([2, 139], ASN1.decode_length(ASN1.encode_length(139)))
assert_equal([3, 0x1234], ASN1.decode_length(ASN1.encode_length(0x1234)))
assert_not_nil(p = ASN1::Parser.new)
##
## NULL
##
result = [0x05,0x00].pack('C*')
assert_not_nil(c = p.parse(' null NULL '))
assert_equal(result, c.encode( :null => nil ))
assert_not_nil(ret = c.decode(result))
assert(ret.has_key?(:null))
##
## BOOLEAN
##
[nil, false, '', 0, -99].each do |val|
result = [0x01, 0x01, val ? 0xFF : 0].pack('C*')
assert_not_nil(c = p.parse(' bool BOOLEAN '))
assert_equal(result, c.encode( :bool => val ))
assert_not_nil(ret = c.decode(result))
assert_equal(!!val, !!ret[:bool])
end
##
## INTEGER
##
assert_not_nil(c = p.parse(' integer INTEGER '))
{
[0x02, 0x02, 0x00, 0x80].pack('C*') => 128,
[0x02, 0x01, 0x80].pack('C*') => -128,
[0x02, 0x02, 0xff, 0x01].pack('C*') => -255,
[0x02, 0x01, 0x00].pack('C*') => 0,
[0x02, 0x03, 0x66, 0x77, 0x99].pack('C*') => 0x667799,
[0x02, 0x02, 0xFE, 0x37].pack('C*') => -457,
[0x02, 0x04, 0x40, 0x00, 0x00, 0x00].pack('C*') => 2**30,
[0x02, 0x04, 0xC0, 0x00, 0x00, 0x00].pack('C*') => -2**30,
}.each do |result, val|
assert_equal(result, c.encode( :integer => val ))
assert_not_nil(ret = c.decode(result))
assert_equal(val, ret[:integer])
end
assert_not_nil(c = p.parse(' test ::= INTEGER '))
result = [0x02, 0x01, 0x09].pack('C*')
assert_equal(result, c.select('test').encode(9))
assert_not_nil(ret = c.select('test').decode(result))
assert_equal(9, ret)
##
## STRING
##
assert_not_nil(t = c = p.parse(' str STRING '))
{
[0x04, 0x00].pack('C*') => '',
[0x04, 0x08, 'A string'].pack('CCa*') => 'A string',
}.each do |result, val|
assert_equal(result, c.encode( :str => val ))
assert_not_nil(ret = c.decode(result))
assert_equal(val, ret[:str])
end
##
## OBJECT_ID
##
assert_not_nil(c = p.parse(' oid OBJECT IDENTIFIER '))
{
[0x06, 0x04, 0x2A, 0x03, 0x04, 0x05].pack('C*') => "1.2.3.4.5",
[0x06, 0x03, 0x55, 0x83, 0x49].pack('C*') => "2.5.457",
[0x06, 0x07, 0x00, 0x11, 0x86, 0x05, 0x01, 0x01, 0x01].pack('C*') => "0.0.17.773.1.1.1",
}.each do |result, val|
assert_equal(result, c.encode( :oid => val ))
assert_not_nil(ret = c.decode(result))
assert_equal(val, ret[:oid])
end
##
## ENUM
##
assert_not_nil(c = p.parse(' enum ENUMERATED '))
{
[0x0A, 0x01, 0x00].pack('C*') => 0,
[0x0A, 0x01, 0x9D].pack('C*') => -99,
[0x0A, 0x03, 0x64, 0x4D, 0x90].pack('C*') => 6573456,
}.each do |result, val|
assert_equal(result, c.encode( :enum => val ))
assert_not_nil(ret = c.decode(result))
assert_equal(val, ret[:enum])
end
##
## BIT STRING
##
assert_not_nil(c = p.parse(' bit BIT STRING '))
{
[0x03, 0x02, 0x07, 0x00].pack('C*') =>
[['0'].pack('B*'), 1, ['0'].pack('B*')],
[0x03, 0x02, 0x00, 0x33].pack('C*') =>
['00110011'].pack('B*'),
[0x03, 0x04, 0x03, 0x6E, 0x5D, 0xC0].pack('C*') =>
[['011011100101110111'].pack('B*'), 21, ['011011100101110111'].pack('B*')],
[0x03, 0x02, 0x01, 0x6E].pack('C*') =>
[['011011111101110111'].pack('B*'), 7, ['01101110'].pack('B*')],
}.each do |result, val|
assert_equal(result, c.encode( :bit => val ))
assert_not_nil(ret = c.decode(result))
if val.is_a?(Array)
assert_equal([val[2], val[1]], ret[:bit])
else
assert_equal([val, 8 * val.size], ret[:bit])
end
end
##
## REAL
##
assert_not_nil(c = p.parse(' real REAL '))
{
[0x09, 0x00].pack('C*') => 0,
[0x09, 0x03, 0x80, 0xF9, 0xC0].pack('C*') => 1.5,
[0x09, 0x03, 0xC0, 0xFB, 0xB0].pack('C*') => -5.5,
[0x09, 0x01, 0x40].pack('C*') => 1.0 / 0.0, # +Infinity
[0x09, 0x01, 0x41].pack('C*') => -1.0 / 0.0, # -Infinity
}.each do |result, val|
assert_equal(result, c.encode( :real => val ))
assert_not_nil(ret = c.decode(result))
assert_equal(val, ret[:real])
end
##
## RELATIVE-OID
##
assert_not_nil(c = p.parse(' roid RELATIVE-OID '))
{
[0x0D, 0x05, 0x01, 0x02, 0x03, 0x04, 0x05].pack('C*') => '1.2.3.4.5',
[0x0D, 0x04, 0x02, 0x05, 0x83, 0x49].pack('C*') => '2.5.457',
[0x0D, 0x08, 0x00, 0x00, 0x11, 0x86, 0x05, 0x01, 0x01, 0x01].pack('C*') => '0.0.17.773.1.1.1',
}.each do |result, val|
assert_equal(result, c.encode( :roid => val ))
assert_not_nil(ret = c.decode(result))
assert_equal(val, ret[:roid])
end
##
## BCDString
##
assert_not_nil(c = p.parse(' bcd BCDString '))
{
[0x04, 0x04, 0x12, 0x34, 0x56, 0x78].pack('C*') => 12345678,
[0x04, 0x02, 0x56, 0x4f].pack('C*') => 564,
}.each do |result, val|
assert_equal(result, c.encode( :bcd => val ))
assert_not_nil(ret = c.decode(result))
assert_equal(val, ret[:bcd])
end
end
end