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# frozen_string_literal: false
require_relative 'utils'
if defined?(OpenSSL::TestUtils)
class OpenSSL::TestDigest < Test::Unit::TestCase
def setup
@d1 = OpenSSL::Digest.new("MD5")
@d2 = OpenSSL::Digest::MD5.new
@md = Digest::MD5.new
@data = "DATA"
end
def teardown
@d1 = @d2 = @md = nil
end
def test_digest
assert_equal(@md.digest, @d1.digest)
assert_equal(@md.hexdigest, @d1.hexdigest)
@d1 << @data
@d2 << @data
@md << @data
assert_equal(@md.digest, @d1.digest)
assert_equal(@md.hexdigest, @d1.hexdigest)
assert_equal(@d1.digest, @d2.digest)
assert_equal(@d1.hexdigest, @d2.hexdigest)
assert_equal(@md.digest, OpenSSL::Digest::MD5.digest(@data))
assert_equal(@md.hexdigest, OpenSSL::Digest::MD5.hexdigest(@data))
end
def test_eql
assert(@d1 == @d2, "==")
d = @d1.clone
assert(d == @d1, "clone")
end
def test_info
assert_equal("MD5", @d1.name, "name")
assert_equal("MD5", @d2.name, "name")
assert_equal(16, @d1.size, "size")
end
def test_dup
@d1.update(@data)
assert_equal(@d1.name, @d1.dup.name, "dup")
assert_equal(@d1.name, @d1.clone.name, "clone")
assert_equal(@d1.digest, @d1.clone.digest, "clone .digest")
end
def test_reset
@d1.update(@data)
dig1 = @d1.digest
@d1.reset
@d1.update(@data)
dig2 = @d1.digest
assert_equal(dig1, dig2, "reset")
end
def test_digest_constants
algs = %w(MD4 MD5 RIPEMD160 SHA1)
if libressl? && !version_since([2,3]) ||
OpenSSL::OPENSSL_VERSION_NUMBER < 0x10100000
algs += %w(SHA DSS1)
end
if OpenSSL::OPENSSL_VERSION_NUMBER > 0x00908000
algs += %w(SHA224 SHA256 SHA384 SHA512)
end
algs.each do |alg|
assert_not_nil(OpenSSL::Digest.new(alg))
klass = OpenSSL::Digest.const_get(alg)
assert_not_nil(klass.new)
end
end
def test_digest_by_oid_and_name
check_digest(OpenSSL::ASN1::ObjectId.new("MD5"))
check_digest(OpenSSL::ASN1::ObjectId.new("SHA1"))
end
if OpenSSL::OPENSSL_VERSION_NUMBER > 0x00908000
def encode16(str)
str.unpack("H*").first
end
def test_098_features
sha224_a = "abd37534c7d9a2efb9465de931cd7055ffdb8879563ae98078d6d6d5"
sha256_a = "ca978112ca1bbdcafac231b39a23dc4da786eff8147c4e72b9807785afee48bb"
sha384_a = "54a59b9f22b0b80880d8427e548b7c23abd873486e1f035dce9cd697e85175033caa88e6d57bc35efae0b5afd3145f31"
sha512_a = "1f40fc92da241694750979ee6cf582f2d5d7d28e18335de05abc54d0560e0f5302860c652bf08d560252aa5e74210546f369fbbbce8c12cfc7957b2652fe9a75"
assert_equal(sha224_a, OpenSSL::Digest::SHA224.hexdigest("a"))
assert_equal(sha256_a, OpenSSL::Digest::SHA256.hexdigest("a"))
assert_equal(sha384_a, OpenSSL::Digest::SHA384.hexdigest("a"))
assert_equal(sha512_a, OpenSSL::Digest::SHA512.hexdigest("a"))
assert_equal(sha224_a, encode16(OpenSSL::Digest::SHA224.digest("a")))
assert_equal(sha256_a, encode16(OpenSSL::Digest::SHA256.digest("a")))
assert_equal(sha384_a, encode16(OpenSSL::Digest::SHA384.digest("a")))
assert_equal(sha512_a, encode16(OpenSSL::Digest::SHA512.digest("a")))
end
def test_digest_by_oid_and_name_sha2
check_digest(OpenSSL::ASN1::ObjectId.new("SHA224"))
check_digest(OpenSSL::ASN1::ObjectId.new("SHA256"))
check_digest(OpenSSL::ASN1::ObjectId.new("SHA384"))
check_digest(OpenSSL::ASN1::ObjectId.new("SHA512"))
end
end
def test_openssl_digest
assert_equal OpenSSL::Digest::MD5, OpenSSL::Digest("MD5")
assert_raise NameError do
OpenSSL::Digest("no such digest")
end
end
private
def check_digest(oid)
d = OpenSSL::Digest.new(oid.sn)
assert_not_nil(d)
d = OpenSSL::Digest.new(oid.ln)
assert_not_nil(d)
d = OpenSSL::Digest.new(oid.oid)
assert_not_nil(d)
end
def libressl?
OpenSSL::OPENSSL_VERSION.include?('LibreSSL')
end
def version_since(verary)
(OpenSSL::OPENSSL_LIBRARY_VERSION.scan(/\d+/).map(&:to_i) <=> verary) != -1
end
end
end
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