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begin
require "openssl"
rescue LoadError
end
require "test/unit"
class OpenSSL::TestHMAC < Test::Unit::TestCase
def setup
@digest = OpenSSL::Digest::MD5
@key = "KEY"
@data = "DATA"
@h1 = OpenSSL::HMAC.new(@key, @digest.new)
@h2 = OpenSSL::HMAC.new(@key, "MD5")
end
def teardown
end
def test_hmac
@h1.update(@data)
@h2.update(@data)
assert_equal(@h1.digest, @h2.digest)
assert_equal(OpenSSL::HMAC.digest(@digest.new, @key, @data), @h1.digest, "digest")
assert_equal(OpenSSL::HMAC.hexdigest(@digest.new, @key, @data), @h1.hexdigest, "hexdigest")
assert_equal(OpenSSL::HMAC.digest("MD5", @key, @data), @h2.digest, "digest")
assert_equal(OpenSSL::HMAC.hexdigest("MD5", @key, @data), @h2.hexdigest, "hexdigest")
end
def test_dup
@h1.update(@data)
h = @h1.dup
assert_equal(@h1.digest, h.digest, "dup digest")
end
def test_sha256
digest256 = OpenSSL::Digest::Digest.new("sha256")
assert_equal(
"\210\236-\3270\331Yq\265\177sE\266\231hXa\332\250\026\235O&c*\307\001\227~\260n\362",
OpenSSL::HMAC.digest(digest256, 'blah', "blah"))
assert_equal(
"889e2dd730d95971b57f7345b699685861daa8169d4f26632ac701977eb06ef2",
OpenSSL::HMAC.hexdigest(digest256, 'blah', "blah"))
end
end
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