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require 'common'
require 'net/ssh/transport/hmac/md5'
module Transport; module HMAC
class TestMD5 < Test::Unit::TestCase
def test_expected_digest_class
assert_equal OpenSSL::Digest::MD5, subject.digest_class
assert_equal OpenSSL::Digest::MD5, subject.new.digest_class
end
def test_expected_key_length
assert_equal 16, subject.key_length
assert_equal 16, subject.new.key_length
end
def test_expected_mac_length
assert_equal 16, subject.mac_length
assert_equal 16, subject.new.mac_length
end
def test_expected_digest
hmac = subject.new("1234567890123456")
assert_equal "\275\345\006\307y~Oi\035<.\341\031\250<\257", hmac.digest("hello world")
end
def test_key_should_be_truncated_to_required_length
hmac = subject.new("12345678901234567890")
assert_equal "1234567890123456", hmac.key
end
private
def subject
Net::SSH::Transport::HMAC::MD5
end
end
end; end
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