fixed rescue for ruby 1.8

lib/qiniu/rs/auth.rb

@@ -70,7 +70,13 @@ module Qiniu
             else
               code, data = Auth.call_with_signature(url, data, 0, options)
             end
-          rescue [MissingAccessToken, MissingRefreshToken, MissingUsernameOrPassword] => e
+          rescue MissingAccessToken => e
+            Log.logger.error e
+            code, data = 401, {}
+          rescue MissingRefreshToken => e
+            Log.logger.error e
+            code, data = 401, {}
+          rescue MissingUsernameOrPassword => e
             Log.logger.error e
             code, data = 401, {}
           end

spec/spec_helper.rb

@@ -6,8 +6,8 @@ require 'rspec'
 
 RSpec.configure do |config|
   config.before :all do
-    Qiniu::RS.establish_connection! :access_key => "bE21M6FW9V7zAFrBY5psgKOKJQLiBj12qMWTpc57",
-                                    :secret_key => "uMo7Nyq_eDK_CuQ8_FYCxoTHQZqjiaPh-cbiKO7L",
+    Qiniu::RS.establish_connection! :access_key => "dFX_wMGVrRzwdWaraW-Qe5ZCDT-kcSmIAGKQOkXh",
+                                    :secret_key => "VllxxDfkn_h2ZIqeKYTnHJiN4LVODfDBlJHy_KsW",
                                     :auth_url   => "http://m1.qbox.me:13001/oauth2/token",
                                     :rs_host    => "http://m1.qbox.me:13003",
                                     :io_host    => "http://m1.qbox.me:13004",