. Converts test_ber into specs

master
Kaspar Schiess 2010-04-05 19:16:15 +02:00
parent 483af95ccd
commit fefe50dcef
2 changed files with 78 additions and 81 deletions

View File

@ -3,16 +3,91 @@ require 'spec_helper'
require 'net/ber'
require 'net/ldap'
describe "Ber encoding of various types" do
describe "BER encoding of" do
def properly_encode_and_decode
simple_matcher('properly encode and decode') do |given|
given.to_ber.read_ber.should == given
end
end
context "array" do
it "should properly encode []" do
context "arrays" do
it "should properly encode/decode []" do
[].should properly_encode_and_decode
end
it "should properly encode/decode [1,2,3]" do
ary = [1,2,3]
encoded_ary = ary.map { |el| el.to_ber }.to_ber
encoded_ary.read_ber.should == ary
end
end
context "booleans" do
it "should encode true" do
true.to_ber.should == "\x01\x01\x01"
end
it "should encode false" do
false.to_ber.should == "\x01\x01\x00"
end
end
context "numbers" do
# Sample based
{
0 => "\x02\x01\x00",
1 => "\x02\x01\x01",
127 => "\x02\x01\x7F",
128 => "\x02\x01\x80",
255 => "\x02\x01\xFF",
256 => "\x02\x02\x01\x00",
65535 => "\x02\x02\xFF\xFF",
65536 => "\x02\x03\x01\x00\x00",
16_777_215 => "\x02\x03\xFF\xFF\xFF",
0x01000000 => "\x02\x04\x01\x00\x00\x00",
0x3FFFFFFF => "\x02\x04\x3F\xFF\xFF\xFF",
0x4FFFFFFF => "\x02\x04\x4F\xFF\xFF\xFF",
# Some odd samples...
5 => "\002\001\005",
500 => "\002\002\001\364",
50_000 => "\x02\x02\xC3P",
5_000_000_000 => "\002\005\001*\005\362\000"
}.each do |number, expected_encoding|
it "should encode #{number} as #{expected_encoding.inspect}" do
number.to_ber.should == expected_encoding
end
end
# Round-trip encoding: This is mostly to be sure to cover Bignums well.
context "when decoding with #read_ber" do
it "should correctly handle powers of two" do
100.times do |p|
n = 2 << p
n.should properly_encode_and_decode
end
end
it "should correctly handle powers of ten" do
100.times do |p|
n = 5 * 10**p
n.should properly_encode_and_decode
end
end
end
end
end
describe "BER decoding of" do
context "numbers" do
it "should decode #{"\002\001\006".inspect} (6)" do
"\002\001\006".read_ber(Net::LDAP::AsnSyntax).should == 6
end
it "should decode #{"\004\007testing".inspect} ('testing')" do
"\004\007testing".read_ber(Net::LDAP::AsnSyntax).should == 'testing'
end
it "should decode an ldap bind request" do
"0$\002\001\001`\037\002\001\003\004\rAdministrator\200\vad_is_bogus".
read_ber(Net::LDAP::AsnSyntax).should ==
[1, [3, "Administrator", "ad_is_bogus"]]
end
end
end

View File

@ -1,78 +0,0 @@
# encoding: ASCII-8BIT
require 'common'
class TestBer < Test::Unit::TestCase
def test_encode_boolean
assert_equal( "\x01\x01\x01", true.to_ber ) # should actually be: 01 01 ff
assert_equal( "\x01\x01\x00", false.to_ber )
end
#def test_encode_nil
# assert_equal( "\x05\x00", nil.to_ber )
#end
def test_encode_integer
# Fixnum
#
#assert_equal( "\x02\x02\x96\x46", -27_066.to_ber )
#assert_equal( "\x02\x02\xFF\x7F", -129.to_ber )
#assert_equal( "\x02\x01\x80", -128.to_ber )
#assert_equal( "\x02\x01\xFF", -1.to_ber )
assert_equal( "\x02\x01\x00", 0.to_ber )
assert_equal( "\x02\x01\x01", 1.to_ber )
assert_equal( "\x02\x01\x7F", 127.to_ber )
assert_equal( "\x02\x01\x80", 128.to_ber )
assert_equal( "\x02\x01\xFF", 255.to_ber )
assert_equal( "\x02\x02\x01\x00", 256.to_ber )
assert_equal( "\x02\x02\xFF\xFF", 65535.to_ber )
assert_equal( "\x02\x03\x01\x00\x00", 65536.to_ber )
assert_equal( "\x02\x03\xFF\xFF\xFF", 16_777_215.to_ber )
assert_equal( "\x02\x04\x01\x00\x00\x00", 0x01000000.to_ber )
assert_equal( "\x02\x04\x3F\xFF\xFF\xFF", 0x3FFFFFFF.to_ber )
# Bignum
#
assert_equal( "\x02\x04\x4F\xFF\xFF\xFF", 0x4FFFFFFF.to_ber )
#assert_equal( "\x02\x05\x00\xFF\xFF\xFF\xFF", 0xFFFFFFFF.to_ber )
end
# TOD Add some much bigger numbers
# 5000000000 is a Bignum, which hits different code.
def test_ber_integers
assert_equal( "\002\001\005", 5.to_ber )
assert_equal( "\002\002\001\364", 500.to_ber )
assert_equal( "\x02\x02\xC3P", 50000.to_ber )
assert_equal( "\002\005\001*\005\362\000", 5000000000.to_ber )
end
def test_ber_bignums
# Some of these values are Fixnums and some are Bignums. Different BER code.
100.times do |p|
n = 2 << p
assert_equal(n, n.to_ber.read_ber, "2**#{p} could not be read back")
n = 5 * 10**p
assert_equal(n, n.to_ber.read_ber)
end
end
def test_ber_parsing
assert_equal( 6, "\002\001\006".read_ber( Net::LDAP::AsnSyntax ))
assert_equal( "testing", "\004\007testing".read_ber( Net::LDAP::AsnSyntax ))
end
def test_ber_parser_on_ldap_bind_request
s = StringIO.new(
"0$\002\001\001`\037\002\001\003\004\rAdministrator\200\vad_is_bogus" )
assert_equal(
[1, [3, "Administrator", "ad_is_bogus"]],
s.read_ber( Net::LDAP::AsnSyntax ))
end
end