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# frozen_string_literal: true
require_relative 'utils'
if defined?(OpenSSL)
class OpenSSL::TestHMAC < OpenSSL::TestCase
def test_hmac
# RFC 2202 2. Test Cases for HMAC-MD5
hmac = OpenSSL::HMAC.new(["0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b"].pack("H*"), "MD5")
hmac.update("Hi There")
assert_equal ["9294727a3638bb1c13f48ef8158bfc9d"].pack("H*"), hmac.digest
assert_equal "9294727a3638bb1c13f48ef8158bfc9d", hmac.hexdigest
assert_equal "kpRyejY4uxwT9I74FYv8nQ==", hmac.base64digest
# RFC 4231 4.2. Test Case 1
hmac = OpenSSL::HMAC.new(["0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b"].pack("H*"), "SHA224")
hmac.update("Hi There")
assert_equal ["896fb1128abbdf196832107cd49df33f47b4b1169912ba4f53684b22"].pack("H*"), hmac.digest
assert_equal "896fb1128abbdf196832107cd49df33f47b4b1169912ba4f53684b22", hmac.hexdigest
assert_equal "iW+xEoq73xloMhB81J3zP0e0sRaZErpPU2hLIg==", hmac.base64digest
end
def test_dup
pend "HMAC#initialize_copy is currently broken on OpenSSL 3.0.0" if openssl?(3, 0, 0)
h1 = OpenSSL::HMAC.new("KEY", "MD5")
h1.update("DATA")
h = h1.dup
assert_equal(h1.digest, h.digest, "dup digest")
end
def test_binary_update
data = "Lücíllé: Bût... yøü sáîd hé wås âlrîght.\nDr. Físhmån: Yés. Hé's løst hîs léft hånd, sø hé's gøîng tø bé åll rîght"
hmac = OpenSSL::HMAC.new("qShkcwN92rsM9nHfdnP4ugcVU2iI7iM/trovs01ZWok", "SHA256")
result = hmac.update(data).hexdigest
assert_equal "a13984b929a07912e4e21c5720876a8e150d6f67f854437206e7f86547248396", result
end
def test_reset_keep_key
h1 = OpenSSL::HMAC.new("KEY", "MD5")
first = h1.update("test").hexdigest
h1.reset
second = h1.update("test").hexdigest
assert_equal first, second
end
def test_eq
h1 = OpenSSL::HMAC.new("KEY", "MD5")
h2 = OpenSSL::HMAC.new("KEY", OpenSSL::Digest.new("MD5"))
h3 = OpenSSL::HMAC.new("FOO", "MD5")
assert_equal h1, h2
refute_equal h1, h2.digest
refute_equal h1, h3
end
def test_singleton_methods
# RFC 2202 2. Test Cases for HMAC-MD5
key = ["0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b"].pack("H*")
digest = OpenSSL::HMAC.digest("MD5", key, "Hi There")
assert_equal ["9294727a3638bb1c13f48ef8158bfc9d"].pack("H*"), digest
hexdigest = OpenSSL::HMAC.hexdigest("MD5", key, "Hi There")
assert_equal "9294727a3638bb1c13f48ef8158bfc9d", hexdigest
b64digest = OpenSSL::HMAC.base64digest("MD5", key, "Hi There")
assert_equal "kpRyejY4uxwT9I74FYv8nQ==", b64digest
end
end
end
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