Commit cb2cc9a

@@ -31,10 +31,10 @@ module Xml
         end
 
         def decrypt(cipher_text)
-          iv_len = cipher.iv_len
-          iv = cipher_text[0...iv_len]
-          data = cipher_text[iv_len..-1]
-          default_decrypt(iv, data)
+          default_decrypt(
+            cipher_text[0...cipher.iv_len],
+            cipher_text[cipher.iv_len..-1]
+          )
         end
 
         protected

@@ -1,10 +1,12 @@
 # frozen_string_literal: true
 
+require 'English'
+
 RSpec.configure do |config|
   config.include(Module.new do
     def execute_shell(command)
-      puts command.inspect
-      raise "command failed: #{command}" unless system(command)
+      puts `#{command}`
+      raise "command failed: #{command}" unless $CHILD_STATUS.success?
     end
   end)
 end

@@ -51,12 +51,11 @@ RSpec.describe ::Xml::Kit::Crypto::SymmetricCipher do
         subject { described_class.new(xml_algorithm, key) }
 
         let(:encrypted_file) { Tempfile.new(algorithm).path }
-        let(:original_file) { __FILE__ }
         let(:decrypted_file) { Tempfile.new("#{algorithm}-decrypted").path }
-        let(:original_content) { IO.read(original_file) }
+        let(:secret) { SecureRandom.hex }
 
         before do
-          IO.write(encrypted_file, subject.encrypt(IO.read(original_file)))
+          IO.write(encrypted_file, subject.encrypt(secret))
           execute_shell([
             "openssl enc -#{openssl_algorithm} -p -d -nosalt",
             "-in #{encrypted_file}",
@@ -66,7 +65,7 @@ RSpec.describe ::Xml::Kit::Crypto::SymmetricCipher do
           ].join(' '))
         end
 
-        specify { expect(IO.read(decrypted_file)).to end_with(original_content) }
+        specify { expect(IO.read(decrypted_file)).to end_with(secret) }
       end
     end
   end