From def2ccb8e3534e06ec1bb9c33aeee35a52b40138 Mon Sep 17 00:00:00 2001 From: Michael Koziarski Date: Wed, 4 Jul 2012 12:37:31 +1200 Subject: Add ActiveSupport::KeyGenerator as a simple wrapper around PBKDF2 This will be used to derive keys from the secret and a salt, in order to allow us to do things like encrypted cookie stores without using the secret for multiple purposes directly. --- activesupport/test/key_generator_test.rb | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) create mode 100644 activesupport/test/key_generator_test.rb (limited to 'activesupport/test/key_generator_test.rb') diff --git a/activesupport/test/key_generator_test.rb b/activesupport/test/key_generator_test.rb new file mode 100644 index 0000000000..525082d313 --- /dev/null +++ b/activesupport/test/key_generator_test.rb @@ -0,0 +1,32 @@ +require 'abstract_unit' + +begin + require 'openssl' + OpenSSL::PKCS5 +rescue LoadError, NameError + $stderr.puts "Skipping KeyGenerator test: broken OpenSSL install" +else + +require 'active_support/time' +require 'active_support/json' + +class KeyGeneratorTest < ActiveSupport::TestCase + def setup + @secret = SecureRandom.hex(64) + @generator = ActiveSupport::KeyGenerator.new(@secret, :iterations=>2) + end + + test "Generating a key of the default length" do + derived_key = @generator.generate_key("some_salt") + assert_kind_of String, derived_key + assert_equal OpenSSL::Digest::SHA1.new.block_length, derived_key.length, "Should have generated a key of the default size" + end + + test "Generating a key of an alternative length" do + derived_key = @generator.generate_key("some_salt", 32) + assert_kind_of String, derived_key + assert_equal 32, derived_key.length, "Should have generated a key of the right size" + end +end + +end -- cgit v1.2.3