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require "test/unit"
require "openid/association"
module OpenID
class AssociationTestCase < Test::Unit::TestCase
def setup
# Use this funny way of getting a time so that it does not have
# fractional seconds, and so can be serialized exactly using our
# standard code.
issued = Time.at(Time.now.to_i)
lifetime = 600
@assoc = Association.new('handle', 'secret', issued,
lifetime, 'HMAC-SHA1')
end
def test_round_trip
assoc2 = Association.deserialize(@assoc.serialize())
[:handle, :secret, :lifetime, :assoc_type].each do |attr|
assert_equal(@assoc.send(attr), assoc2.send(attr))
end
end
def test_deserialize_failure
field_list = Util.kv_to_seq(@assoc.serialize)
kv = Util.seq_to_kv(field_list + [['monkeys', 'funny']])
assert_raises(ProtocolError) {
Association.deserialize(kv)
}
bad_version_list = field_list.dup
bad_version_list[0] = ['version', 'moon']
bad_version_kv = Util.seq_to_kv(bad_version_list)
assert_raises(ProtocolError) {
Association.deserialize(bad_version_kv)
}
end
def test_serialization_identity
assoc2 = Association.deserialize(@assoc.serialize)
assert_equal(@assoc, assoc2)
end
def test_expires_in
# Allow one second of slop
assert(@assoc.expires_in.between?(599,600))
assert(@assoc.expires_in(Time.now.to_i).between?(599,600))
assert_equal(0,@assoc.expires_in(Time.now.to_i + 10000),"negative expires_in")
end
def test_from_expires_in
start_time = Time.now
expires_in = @assoc.expires_in
assoc = Association.from_expires_in(expires_in,
@assoc.handle,
@assoc.secret,
@assoc.assoc_type)
# Allow one second of slop here for code execution time
assert_in_delta(1, assoc.expires_in, @assoc.expires_in)
[:handle, :secret, :assoc_type].each do |attr|
assert_equal(@assoc.send(attr), assoc.send(attr))
end
# Make sure the issued time is near the start
assert(assoc.issued >= start_time)
assert_in_delta(1, assoc.issued.to_f, start_time.to_f)
end
def test_sign_sha1
pairs = [['key1', 'value1'],
['key2', 'value2']]
[['HMAC-SHA256', "\xfd\xaa\xfe;\xac\xfc*\x988\xad\x05d6-\xeaVy\xd5\xa5Z.<\xa9\xed\x18\x82\\$\x95x\x1c&"],
['HMAC-SHA1', "\xe0\x1bv\x04\xf1G\xc0\xbb\x7f\x9a\x8b\xe9\xbc\xee}\\\xe5\xbb7*"],
].each do |assoc_type, expected|
assoc = Association.from_expires_in(3600, "handle", 'very_secret', assoc_type)
sig = assoc.sign(pairs)
assert_equal(expected.force_encoding("UTF-8"), sig.force_encoding("UTF-8"))
m = Message.new(OPENID2_NS)
pairs.each { |k, v|
m.set_arg(OPENID_NS, k, v)
}
m.set_arg(BARE_NS, "not_an_openid_arg", "bogus")
signed_m = assoc.sign_message(m)
assert(signed_m.has_key?(OPENID_NS, 'sig'))
assert_equal(signed_m.get_arg(OPENID_NS, 'signed'),
'assoc_handle,key1,key2,ns,signed')
end
end
def test_sign_message_with_sig
assoc = Association.from_expires_in(3600, "handle", "very_secret",
"HMAC-SHA1")
m = Message.new(OPENID2_NS)
m.set_arg(OPENID_NS, 'sig', 'noise')
assert_raises(ArgumentError) {
assoc.sign_message(m)
}
end
def test_sign_message_with_signed
assoc = Association.from_expires_in(3600, "handle", "very_secret",
"HMAC-SHA1")
m = Message.new(OPENID2_NS)
m.set_arg(OPENID_NS, 'signed', 'fields')
assert_raises(ArgumentError) {
assoc.sign_message(m)
}
end
def test_sign_different_assoc_handle
assoc = Association.from_expires_in(3600, "handle", "very_secret",
"HMAC-SHA1")
m = Message.new(OPENID2_NS)
m.set_arg(OPENID_NS, 'assoc_handle', 'different')
assert_raises(ArgumentError) {
assoc.sign_message(m)
}
end
def test_sign_bad_assoc_type
@assoc.instance_eval { @assoc_type = 'Cookies' }
assert_raises(ProtocolError) {
@assoc.sign([])
}
end
def test_make_pairs
msg = Message.new(OPENID2_NS)
msg.update_args(OPENID2_NS, {
'mode' => 'id_res',
'identifier' => '=example',
'signed' => 'identifier,mode',
'sig' => 'cephalopod',
})
msg.update_args(BARE_NS, {'xey' => 'value'})
assoc = Association.from_expires_in(3600, '{sha1}', 'very_secret',
"HMAC-SHA1")
pairs = assoc.make_pairs(msg)
assert_equal([['identifier', '=example'],
['mode', 'id_res']], pairs)
end
def test_check_message_signature_no_signed
m = Message.new(OPENID2_NS)
m.update_args(OPENID2_NS, {'mode' => 'id_res',
'identifier' => '=example',
'sig' => 'coyote',
})
assoc = Association.from_expires_in(3600, '{sha1}', 'very_secret',
"HMAC-SHA1")
assert_raises(ProtocolError) {
assoc.check_message_signature(m)
}
end
def test_check_message_signature_no_sig
m = Message.new(OPENID2_NS)
m.update_args(OPENID2_NS, {'mode' => 'id_res',
'identifier' => '=example',
'signed' => 'mode',
})
assoc = Association.from_expires_in(3600, '{sha1}', 'very_secret',
"HMAC-SHA1")
assert_raises(ProtocolError) {
assoc.check_message_signature(m)
}
end
def test_check_message_signature_bad_sig
m = Message.new(OPENID2_NS)
m.update_args(OPENID2_NS, {'mode' => 'id_res',
'identifier' => '=example',
'signed' => 'mode',
'sig' => Util.to_base64('coyote'),
})
assoc = Association.from_expires_in(3600, '{sha1}', 'very_secret',
"HMAC-SHA1")
assert(!assoc.check_message_signature(m))
end
def test_check_message_signature_good_sig
m = Message.new(OPENID2_NS)
m.update_args(OPENID2_NS, {'mode' => 'id_res',
'identifier' => '=example',
'signed' => 'mode',
'sig' => Util.to_base64('coyote'),
})
assoc = Association.from_expires_in(3600, '{sha1}', 'very_secret',
"HMAC-SHA1")
class << assoc
# Override sign, because it's already tested elsewhere
def sign(pairs)
"coyote"
end
end
assert(assoc.check_message_signature(m))
end
end
class AssociationNegotiatorTestCase < Test::Unit::TestCase
def assert_equal_under(item1, item2)
val1 = yield(item1)
val2 = yield(item2)
assert_equal(val1, val2)
end
def test_copy
neg = AssociationNegotiator.new([['HMAC-SHA1', 'DH-SHA1']])
neg2 = neg.copy
assert_equal_under(neg, neg2) {|n| n.instance_eval{@allowed_types} }
assert(neg.object_id != neg2.object_id)
end
def test_add_allowed
neg = AssociationNegotiator.new([])
assert(!neg.allowed?('HMAC-SHA1', 'DH-SHA1'))
assert(!neg.allowed?('HMAC-SHA1', 'no-encryption'))
assert(!neg.allowed?('HMAC-SHA256', 'DH-SHA256'))
assert(!neg.allowed?('HMAC-SHA256', 'no-encryption'))
neg.add_allowed_type('HMAC-SHA1')
assert(neg.allowed?('HMAC-SHA1', 'DH-SHA1'))
assert(neg.allowed?('HMAC-SHA1', 'no-encryption'))
assert(!neg.allowed?('HMAC-SHA256', 'DH-SHA256'))
assert(!neg.allowed?('HMAC-SHA256', 'no-encryption'))
neg.add_allowed_type('HMAC-SHA256', 'DH-SHA256')
assert(neg.allowed?('HMAC-SHA1', 'DH-SHA1'))
assert(neg.allowed?('HMAC-SHA1', 'no-encryption'))
assert(neg.allowed?('HMAC-SHA256', 'DH-SHA256'))
assert(!neg.allowed?('HMAC-SHA256', 'no-encryption'))
assert_equal(neg.get_allowed_type, ['HMAC-SHA1', 'DH-SHA1'])
end
def test_bad_assoc_type
assert_raises(ProtocolError) {
AssociationNegotiator.new([['OMG', 'Ponies']])
}
end
def test_bad_session_type
assert_raises(ProtocolError) {
AssociationNegotiator.new([['HMAC-SHA1', 'OMG-Ponies']])
}
end
def test_default_negotiator
assert_equal(DefaultNegotiator.get_allowed_type,
['HMAC-SHA1', 'DH-SHA1'])
assert(DefaultNegotiator.allowed?('HMAC-SHA256', 'no-encryption'))
end
def test_encrypted_negotiator
assert_equal(EncryptedNegotiator.get_allowed_type,
['HMAC-SHA1', 'DH-SHA1'])
assert(!EncryptedNegotiator.allowed?('HMAC-SHA256', 'no-encryption'))
end
end
end
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