require_relative 'utils'
class OpenSSL::TestASN1 < Test::Unit::TestCase
def test_decode
subj = OpenSSL::X509::Name.parse("/DC=org/DC=ruby-lang/CN=TestCA")
key = OpenSSL::TestUtils::TEST_KEY_RSA1024
now = Time.at(Time.now.to_i) s = 0xdeadbeafdeadbeafdeadbeafdeadbeaf
exts = [
["basicConstraints","CA:TRUE,pathlen:1",true],
["keyUsage","keyCertSign, cRLSign",true],
["subjectKeyIdentifier","hash",false],
]
dgst = OpenSSL::Digest::SHA1.new
cert = OpenSSL::TestUtils.issue_cert(
subj, key, s, now, now+3600, exts, nil, nil, dgst)
asn1 = OpenSSL::ASN1.decode(cert)
assert_equal(OpenSSL::ASN1::Sequence, asn1.class)
assert_equal(3, asn1.value.size)
tbs_cert, sig_alg, sig_val = *asn1.value
assert_equal(OpenSSL::ASN1::Sequence, tbs_cert.class)
assert_equal(8, tbs_cert.value.size)
version = tbs_cert.value[0]
assert_equal(:CONTEXT_SPECIFIC, version.tag_class)
assert_equal(0, version.tag)
assert_equal(1, version.value.size)
assert_equal(OpenSSL::ASN1::Integer, version.value[0].class)
assert_equal(2, version.value[0].value)
serial = tbs_cert.value[1]
assert_equal(OpenSSL::ASN1::Integer, serial.class)
assert_equal(0xdeadbeafdeadbeafdeadbeafdeadbeaf, serial.value)
sig = tbs_cert.value[2]
assert_equal(OpenSSL::ASN1::Sequence, sig.class)
assert_equal(2, sig.value.size)
assert_equal(OpenSSL::ASN1::ObjectId, sig.value[0].class)
assert_equal("1.2.840.113549.1.1.5", sig.value[0].oid)
assert_equal(OpenSSL::ASN1::Null, sig.value[1].class)
dn = tbs_cert.value[3] assert_equal(subj.hash, OpenSSL::X509::Name.new(dn).hash)
assert_equal(OpenSSL::ASN1::Sequence, dn.class)
assert_equal(3, dn.value.size)
assert_equal(OpenSSL::ASN1::Set, dn.value[0].class)
assert_equal(OpenSSL::ASN1::Set, dn.value[1].class)
assert_equal(OpenSSL::ASN1::Set, dn.value[2].class)
assert_equal(1, dn.value[0].value.size)
assert_equal(1, dn.value[1].value.size)
assert_equal(1, dn.value[2].value.size)
assert_equal(OpenSSL::ASN1::Sequence, dn.value[0].value[0].class)
assert_equal(OpenSSL::ASN1::Sequence, dn.value[1].value[0].class)
assert_equal(OpenSSL::ASN1::Sequence, dn.value[2].value[0].class)
assert_equal(2, dn.value[0].value[0].value.size)
assert_equal(2, dn.value[1].value[0].value.size)
assert_equal(2, dn.value[2].value[0].value.size)
oid, value = *dn.value[0].value[0].value
assert_equal(OpenSSL::ASN1::ObjectId, oid.class)
assert_equal("0.9.2342.19200300.100.1.25", oid.oid)
assert_equal(OpenSSL::ASN1::IA5String, value.class)
assert_equal("org", value.value)
oid, value = *dn.value[1].value[0].value
assert_equal(OpenSSL::ASN1::ObjectId, oid.class)
assert_equal("0.9.2342.19200300.100.1.25", oid.oid)
assert_equal(OpenSSL::ASN1::IA5String, value.class)
assert_equal("ruby-lang", value.value)
oid, value = *dn.value[2].value[0].value
assert_equal(OpenSSL::ASN1::ObjectId, oid.class)
assert_equal("2.5.4.3", oid.oid)
assert_equal(OpenSSL::ASN1::UTF8String, value.class)
assert_equal("TestCA", value.value)
validity = tbs_cert.value[4]
assert_equal(OpenSSL::ASN1::Sequence, validity.class)
assert_equal(2, validity.value.size)
assert_equal(OpenSSL::ASN1::UTCTime, validity.value[0].class)
assert_equal(now, validity.value[0].value)
assert_equal(OpenSSL::ASN1::UTCTime, validity.value[1].class)
assert_equal(now+3600, validity.value[1].value)
dn = tbs_cert.value[5] assert_equal(subj.hash, OpenSSL::X509::Name.new(dn).hash)
assert_equal(OpenSSL::ASN1::Sequence, dn.class)
assert_equal(3, dn.value.size)
assert_equal(OpenSSL::ASN1::Set, dn.value[0].class)
assert_equal(OpenSSL::ASN1::Set, dn.value[1].class)
assert_equal(OpenSSL::ASN1::Set, dn.value[2].class)
assert_equal(1, dn.value[0].value.size)
assert_equal(1, dn.value[1].value.size)
assert_equal(1, dn.value[2].value.size)
assert_equal(OpenSSL::ASN1::Sequence, dn.value[0].value[0].class)
assert_equal(OpenSSL::ASN1::Sequence, dn.value[1].value[0].class)
assert_equal(OpenSSL::ASN1::Sequence, dn.value[2].value[0].class)
assert_equal(2, dn.value[0].value[0].value.size)
assert_equal(2, dn.value[1].value[0].value.size)
assert_equal(2, dn.value[2].value[0].value.size)
oid, value = *dn.value[0].value[0].value
assert_equal(OpenSSL::ASN1::ObjectId, oid.class)
assert_equal("0.9.2342.19200300.100.1.25", oid.oid)
assert_equal(OpenSSL::ASN1::IA5String, value.class)
assert_equal("org", value.value)
oid, value = *dn.value[1].value[0].value
assert_equal(OpenSSL::ASN1::ObjectId, oid.class)
assert_equal("0.9.2342.19200300.100.1.25", oid.oid)
assert_equal(OpenSSL::ASN1::IA5String, value.class)
assert_equal("ruby-lang", value.value)
oid, value = *dn.value[2].value[0].value
assert_equal(OpenSSL::ASN1::ObjectId, oid.class)
assert_equal("2.5.4.3", oid.oid)
assert_equal(OpenSSL::ASN1::UTF8String, value.class)
assert_equal("TestCA", value.value)
pkey = tbs_cert.value[6]
assert_equal(OpenSSL::ASN1::Sequence, pkey.class)
assert_equal(2, pkey.value.size)
assert_equal(OpenSSL::ASN1::Sequence, pkey.value[0].class)
assert_equal(2, pkey.value[0].value.size)
assert_equal(OpenSSL::ASN1::ObjectId, pkey.value[0].value[0].class)
assert_equal("1.2.840.113549.1.1.1", pkey.value[0].value[0].oid)
assert_equal(OpenSSL::ASN1::BitString, pkey.value[1].class)
assert_equal(0, pkey.value[1].unused_bits)
spkey = OpenSSL::ASN1.decode(pkey.value[1].value)
assert_equal(OpenSSL::ASN1::Sequence, spkey.class)
assert_equal(2, spkey.value.size)
assert_equal(OpenSSL::ASN1::Integer, spkey.value[0].class)
assert_equal(143085709396403084580358323862163416700436550432664688288860593156058579474547937626086626045206357324274536445865308750491138538454154232826011964045825759324933943290377903384882276841880081931690695505836279972214003660451338124170055999155993192881685495391496854691199517389593073052473319331505702779271, spkey.value[0].value)
assert_equal(OpenSSL::ASN1::Integer, spkey.value[1].class)
assert_equal(65537, spkey.value[1].value)
extensions = tbs_cert.value[7]
assert_equal(:CONTEXT_SPECIFIC, extensions.tag_class)
assert_equal(3, extensions.tag)
assert_equal(1, extensions.value.size)
assert_equal(OpenSSL::ASN1::Sequence, extensions.value[0].class)
assert_equal(3, extensions.value[0].value.size)
ext = extensions.value[0].value[0] assert_equal(OpenSSL::ASN1::Sequence, ext.class)
assert_equal(3, ext.value.size)
assert_equal(OpenSSL::ASN1::ObjectId, ext.value[0].class)
assert_equal("2.5.29.19", ext.value[0].oid)
assert_equal(OpenSSL::ASN1::Boolean, ext.value[1].class)
assert_equal(true, ext.value[1].value)
assert_equal(OpenSSL::ASN1::OctetString, ext.value[2].class)
extv = OpenSSL::ASN1.decode(ext.value[2].value)
assert_equal(OpenSSL::ASN1::Sequence, extv.class)
assert_equal(2, extv.value.size)
assert_equal(OpenSSL::ASN1::Boolean, extv.value[0].class)
assert_equal(true, extv.value[0].value)
assert_equal(OpenSSL::ASN1::Integer, extv.value[1].class)
assert_equal(1, extv.value[1].value)
ext = extensions.value[0].value[1] assert_equal(OpenSSL::ASN1::Sequence, ext.class)
assert_equal(3, ext.value.size)
assert_equal(OpenSSL::ASN1::ObjectId, ext.value[0].class)
assert_equal("2.5.29.15", ext.value[0].oid)
assert_equal(OpenSSL::ASN1::Boolean, ext.value[1].class)
assert_equal(true, ext.value[1].value)
assert_equal(OpenSSL::ASN1::OctetString, ext.value[2].class)
extv = OpenSSL::ASN1.decode(ext.value[2].value)
assert_equal(OpenSSL::ASN1::BitString, extv.class)
str = "\000"; str[0] = 0b00000110.chr
assert_equal(str, extv.value)
ext = extensions.value[0].value[2] assert_equal(OpenSSL::ASN1::Sequence, ext.class)
assert_equal(2, ext.value.size)
assert_equal(OpenSSL::ASN1::ObjectId, ext.value[0].class)
assert_equal("2.5.29.14", ext.value[0].oid)
assert_equal(OpenSSL::ASN1::OctetString, ext.value[1].class)
extv = OpenSSL::ASN1.decode(ext.value[1].value)
assert_equal(OpenSSL::ASN1::OctetString, extv.class)
sha1 = OpenSSL::Digest::SHA1.new
sha1.update(pkey.value[1].value)
assert_equal(sha1.digest, extv.value)
assert_equal(OpenSSL::ASN1::Sequence, sig_alg.class)
assert_equal(2, sig_alg.value.size)
assert_equal(OpenSSL::ASN1::ObjectId, pkey.value[0].value[0].class)
assert_equal("1.2.840.113549.1.1.1", pkey.value[0].value[0].oid)
assert_equal(OpenSSL::ASN1::Null, pkey.value[0].value[1].class)
assert_equal(OpenSSL::ASN1::BitString, sig_val.class)
cululated_sig = key.sign(OpenSSL::Digest::SHA1.new, tbs_cert.to_der)
assert_equal(cululated_sig, sig_val.value)
end
def test_encode_boolean
encode_decode_test(OpenSSL::ASN1::Boolean, [true, false])
end
def test_encode_integer
encode_decode_test(OpenSSL::ASN1::Integer, [72, -127, -128, 128, -1, 0, 1, -(2**12345), 2**12345])
end
def test_encode_nil
m = OpenSSL::ASN1
[
m::Boolean, m::Integer, m::BitString, m::OctetString,
m::ObjectId, m::Enumerated, m::UTF8String, m::UTCTime,
m::GeneralizedTime, m::Sequence, m::Set
].each do |klass|
assert_raise(TypeError, NoMethodError) { klass.send(:new, nil).to_der }
end
end
def encode_decode_test(type, values)
values.each do |v|
assert_equal(v, OpenSSL::ASN1.decode(type.new(v).to_der).value)
end
end
def test_decode_pem #should fail gracefully (cf. [ruby-dev:44542])
pem = <<-_EOS_
-----BEGIN CERTIFICATE-----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-----END CERTIFICATE-----
_EOS_
assert_raise(OpenSSL::ASN1::ASN1Error) { OpenSSL::ASN1.decode(pem) }
assert_raise(OpenSSL::ASN1::ASN1Error) { OpenSSL::ASN1.decode_all(pem) }
end
def test_primitive_cannot_set_infinite_length
begin
prim = OpenSSL::ASN1::Integer.new(50)
assert_equal(false, prim.infinite_length)
prim.infinite_length = true
flunk('Could set infinite length on primitive value')
rescue NoMethodError
end
end
def test_decode_all
expected = %w{ 02 01 01 02 01 02 02 01 03 }
raw = [expected.join('')].pack('H*')
ary = OpenSSL::ASN1.decode_all(raw)
assert_equal(3, ary.size)
ary.each_with_index do |asn1, i|
assert_universal(OpenSSL::ASN1::INTEGER, asn1)
assert_equal(i + 1, asn1.value)
end
end
def test_decode_utctime
expected = Time.at 1374535380
assert_equal expected, OpenSSL::ASN1.decode("\x17\v1307222323Z").value
expected += 17
assert_equal expected, OpenSSL::ASN1.decode("\x17\r130722232317Z").value
end
def test_create_inf_length_primitive
expected = %w{ 24 80 04 01 61 00 00 }
raw = [expected.join('')].pack('H*')
val = OpenSSL::ASN1::OctetString.new('a')
cons = OpenSSL::ASN1::Constructive.new([val,
OpenSSL::ASN1::EndOfContent.new],
OpenSSL::ASN1::OCTET_STRING,
nil,
:UNIVERSAL)
cons.infinite_length = true
assert_equal(nil, cons.tagging)
assert_equal(raw, cons.to_der)
asn1 = OpenSSL::ASN1.decode(raw)
assert(asn1.infinite_length)
assert_equal(raw, asn1.to_der)
end
def test_cons_without_inf_length_forbidden
assert_raise(OpenSSL::ASN1::ASN1Error) do
val = OpenSSL::ASN1::OctetString.new('a')
cons = OpenSSL::ASN1::Constructive.new([val],
OpenSSL::ASN1::OCTET_STRING,
nil,
:UNIVERSAL)
cons.to_der
end
end
def test_cons_without_array_forbidden
assert_raise(OpenSSL::ASN1::ASN1Error) do
val = OpenSSL::ASN1::OctetString.new('a')
cons = OpenSSL::ASN1::Constructive.new(val,
OpenSSL::ASN1::OCTET_STRING,
nil,
:UNIVERSAL)
cons.infinite_length = true
cons.to_der
end
end
def test_parse_empty_sequence
expected = %w{ A0 07 30 02 30 00 02 01 00 }
raw = [expected.join('')].pack('H*')
asn1 = OpenSSL::ASN1.decode(raw)
assert_equal(raw, asn1.to_der)
assert_equal(2, asn1.value.size)
seq = asn1.value[0]
assert_equal(1, seq.value.size)
inner_seq = seq.value[0]
assert_equal(0, inner_seq.value.size)
end
def test_parse_tagged_0_infinite
expected = %w{ 30 80 02 01 01 80 01 02 00 00 }
raw = [expected.join('')].pack('H*')
asn1 = OpenSSL::ASN1.decode(raw)
assert_equal(3, asn1.value.size)
int = asn1.value[0]
assert_universal(OpenSSL::ASN1::INTEGER, int)
tagged = asn1.value[1]
assert_equal(0, tagged.tag)
assert_universal(OpenSSL::ASN1::EOC, asn1.value[2])
assert_equal(raw, asn1.to_der)
end
def test_seq_infinite_length
begin
content = [ OpenSSL::ASN1::Null.new(nil),
OpenSSL::ASN1::EndOfContent.new ]
cons = OpenSSL::ASN1::Sequence.new(content)
cons.infinite_length = true
expected = %w{ 30 80 05 00 00 00 }
raw = [expected.join('')].pack('H*')
assert_equal(raw, cons.to_der)
assert_equal(raw, OpenSSL::ASN1.decode(raw).to_der)
end
end
def test_set_infinite_length
begin
content = [ OpenSSL::ASN1::Null.new(nil),
OpenSSL::ASN1::EndOfContent.new() ]
cons = OpenSSL::ASN1::Set.new(content)
cons.infinite_length = true
expected = %w{ 31 80 05 00 00 00 }
raw = [expected.join('')].pack('H*')
assert_equal(raw, cons.to_der)
assert_equal(raw, OpenSSL::ASN1.decode(raw).to_der)
end
end
def test_octet_string_infinite_length
begin
octets = [ OpenSSL::ASN1::OctetString.new('aaa'),
OpenSSL::ASN1::EndOfContent.new() ]
cons = OpenSSL::ASN1::Constructive.new(
octets,
OpenSSL::ASN1::OCTET_STRING,
nil,
:UNIVERSAL)
cons.infinite_length = true
expected = %w{ 24 80 04 03 61 61 61 00 00 }
raw = [expected.join('')].pack('H*')
assert_equal(raw, cons.to_der)
assert_equal(raw, OpenSSL::ASN1.decode(raw).to_der)
end
end
def test_prim_explicit_tagging
begin
oct_str = OpenSSL::ASN1::OctetString.new("a", 0, :EXPLICIT)
expected = %w{ A0 03 04 01 61 }
raw = [expected.join('')].pack('H*')
assert_equal(raw, oct_str.to_der)
assert_equal(raw, OpenSSL::ASN1.decode(raw).to_der)
end
end
def test_prim_explicit_tagging_tag_class
begin
oct_str = OpenSSL::ASN1::OctetString.new("a", 0, :EXPLICIT)
oct_str2 = OpenSSL::ASN1::OctetString.new(
"a",
0,
:EXPLICIT,
:CONTEXT_SPECIFIC)
assert_equal(oct_str.to_der, oct_str2.to_der)
end
end
def test_prim_implicit_tagging
begin
int = OpenSSL::ASN1::Integer.new(1, 0, :IMPLICIT)
expected = %w{ 80 01 01 }
raw = [expected.join('')].pack('H*')
assert_equal(raw, int.to_der)
assert_equal(raw, OpenSSL::ASN1.decode(raw).to_der)
end
end
def test_prim_implicit_tagging_tag_class
begin
int = OpenSSL::ASN1::Integer.new(1, 0, :IMPLICIT)
int2 = OpenSSL::ASN1::Integer.new(1, 0, :IMPLICIT, :CONTEXT_SPECIFIC);
assert_equal(int.to_der, int2.to_der)
end
end
def test_cons_explicit_tagging
begin
content = [ OpenSSL::ASN1::PrintableString.new('abc') ]
seq = OpenSSL::ASN1::Sequence.new(content, 2, :EXPLICIT)
expected = %w{ A2 07 30 05 13 03 61 62 63 }
raw = [expected.join('')].pack('H*')
assert_equal(raw, seq.to_der)
assert_equal(raw, OpenSSL::ASN1.decode(raw).to_der)
end
end
def test_cons_explicit_tagging_inf_length
begin
content = [ OpenSSL::ASN1::PrintableString.new('abc') ,
OpenSSL::ASN1::EndOfContent.new() ]
seq = OpenSSL::ASN1::Sequence.new(content, 2, :EXPLICIT)
seq.infinite_length = true
expected = %w{ A2 80 30 80 13 03 61 62 63 00 00 00 00 }
raw = [expected.join('')].pack('H*')
assert_equal(raw, seq.to_der)
assert_equal(raw, OpenSSL::ASN1.decode(raw).to_der)
end
end
def test_cons_implicit_tagging
begin
content = [ OpenSSL::ASN1::Null.new(nil) ]
seq = OpenSSL::ASN1::Sequence.new(content, 1, :IMPLICIT)
expected = %w{ A1 02 05 00 }
raw = [expected.join('')].pack('H*')
assert_equal(raw, seq.to_der)
assert_equal(raw, OpenSSL::ASN1.decode(raw).to_der)
end
end
def test_cons_implicit_tagging_inf_length
begin
content = [ OpenSSL::ASN1::Null.new(nil),
OpenSSL::ASN1::EndOfContent.new() ]
seq = OpenSSL::ASN1::Sequence.new(content, 1, :IMPLICIT)
seq.infinite_length = true
expected = %w{ A1 80 05 00 00 00 }
raw = [expected.join('')].pack('H*')
assert_equal(raw, seq.to_der)
assert_equal(raw, OpenSSL::ASN1.decode(raw).to_der)
end
end
def test_octet_string_infinite_length_explicit_tagging
begin
octets = [ OpenSSL::ASN1::OctetString.new('aaa'),
OpenSSL::ASN1::EndOfContent.new() ]
cons = OpenSSL::ASN1::Constructive.new(
octets,
1,
:EXPLICIT)
cons.infinite_length = true
expected = %w{ A1 80 24 80 04 03 61 61 61 00 00 00 00 }
raw = [expected.join('')].pack('H*')
assert_equal(raw, cons.to_der)
assert_equal(raw, OpenSSL::ASN1.decode(raw).to_der)
end
end
def test_octet_string_infinite_length_implicit_tagging
begin
octets = [ OpenSSL::ASN1::OctetString.new('aaa'),
OpenSSL::ASN1::EndOfContent.new() ]
cons = OpenSSL::ASN1::Constructive.new(
octets,
0,
:IMPLICIT)
cons.infinite_length = true
expected = %w{ A0 80 04 03 61 61 61 00 00 }
raw = [expected.join('')].pack('H*')
assert_equal(raw, cons.to_der)
assert_equal(raw, OpenSSL::ASN1.decode(raw).to_der)
end
end
def test_recursive_octet_string_infinite_length
begin
octets_sub1 = [ OpenSSL::ASN1::OctetString.new("\x01"),
OpenSSL::ASN1::EndOfContent.new() ]
octets_sub2 = [ OpenSSL::ASN1::OctetString.new("\x02"),
OpenSSL::ASN1::EndOfContent.new() ]
container1 = OpenSSL::ASN1::Constructive.new(
octets_sub1,
OpenSSL::ASN1::OCTET_STRING,
nil,
:UNIVERSAL)
container1.infinite_length = true
container2 = OpenSSL::ASN1::Constructive.new(
octets_sub2,
OpenSSL::ASN1::OCTET_STRING,
nil,
:UNIVERSAL)
container2.infinite_length = true
octets3 = OpenSSL::ASN1::OctetString.new("\x03")
octets = [ container1, container2, octets3,
OpenSSL::ASN1::EndOfContent.new() ]
cons = OpenSSL::ASN1::Constructive.new(
octets,
OpenSSL::ASN1::OCTET_STRING,
nil,
:UNIVERSAL)
cons.infinite_length = true
expected = %w{ 24 80 24 80 04 01 01 00 00 24 80 04 01 02 00 00 04 01 03 00 00 }
raw = [expected.join('')].pack('H*')
assert_equal(raw, cons.to_der)
assert_equal(raw, OpenSSL::ASN1.decode(raw).to_der)
end
end
def test_bit_string_infinite_length
begin
content = [ OpenSSL::ASN1::BitString.new("\x01"),
OpenSSL::ASN1::EndOfContent.new() ]
cons = OpenSSL::ASN1::Constructive.new(
content,
OpenSSL::ASN1::BIT_STRING,
nil,
:UNIVERSAL)
cons.infinite_length = true
expected = %w{ 23 80 03 02 00 01 00 00 }
raw = [expected.join('')].pack('H*')
assert_equal(raw, cons.to_der)
assert_equal(raw, OpenSSL::ASN1.decode(raw).to_der)
end
end
def test_primitive_inf_length
assert_raises(OpenSSL::ASN1::ASN1Error) do
spec = %w{ 02 80 02 01 01 00 00 }
raw = [spec.join('')].pack('H*')
OpenSSL::ASN1.decode(raw)
OpenSSL::ASN1.decode_all(raw)
end
end
def test_recursive_octet_string_parse
test = %w{ 24 80 24 80 04 01 01 00 00 24 80 04 01 02 00 00 04 01 03 00 00 }
raw = [test.join('')].pack('H*')
asn1 = OpenSSL::ASN1.decode(raw)
assert_equal(OpenSSL::ASN1::Constructive, asn1.class)
assert_universal(OpenSSL::ASN1::OCTET_STRING, asn1)
assert_equal(true, asn1.infinite_length)
assert_equal(4, asn1.value.size)
nested1 = asn1.value[0]
assert_equal(OpenSSL::ASN1::Constructive, nested1.class)
assert_universal(OpenSSL::ASN1::OCTET_STRING, nested1)
assert_equal(true, nested1.infinite_length)
assert_equal(2, nested1.value.size)
oct1 = nested1.value[0]
assert_universal(OpenSSL::ASN1::OCTET_STRING, oct1)
assert_equal(false, oct1.infinite_length)
assert_universal(OpenSSL::ASN1::EOC, nested1.value[1])
assert_equal(false, nested1.value[1].infinite_length)
nested2 = asn1.value[1]
assert_equal(OpenSSL::ASN1::Constructive, nested2.class)
assert_universal(OpenSSL::ASN1::OCTET_STRING, nested2)
assert_equal(true, nested2.infinite_length)
assert_equal(2, nested2.value.size)
oct2 = nested2.value[0]
assert_universal(OpenSSL::ASN1::OCTET_STRING, oct2)
assert_equal(false, oct2.infinite_length)
assert_universal(OpenSSL::ASN1::EOC, nested2.value[1])
assert_equal(false, nested2.value[1].infinite_length)
oct3 = asn1.value[2]
assert_universal(OpenSSL::ASN1::OCTET_STRING, oct3)
assert_equal(false, oct3.infinite_length)
assert_universal(OpenSSL::ASN1::EOC, asn1.value[3])
assert_equal(false, asn1.value[3].infinite_length)
end
private
def assert_universal(tag, asn1)
assert_equal(tag, asn1.tag)
if asn1.respond_to?(:tagging)
assert_nil(asn1.tagging)
end
assert_equal(:UNIVERSAL, asn1.tag_class)
end
end if defined?(OpenSSL)