Changed ENV['RAILS_ENV'] to plain RAILS_ENV

lib/paperclip/storage.rb

@@ -173,7 +173,7 @@ module Paperclip
 
       def parse_credentials creds
         creds = find_credentials(creds).stringify_keys
-        (creds[ENV['RAILS_ENV']] || creds).symbolize_keys
+        (creds[RAILS_ENV] || creds).symbolize_keys
       end
       
       def exists?(style = default_style)

test/helper.rb

@@ -26,8 +26,6 @@ require File.join(ROOT, 'lib', 'paperclip.rb')
 
 require 'shoulda_macros/paperclip'
 
-ENV['RAILS_ENV'] ||= 'test'
-
 FIXTURES_DIR = File.join(File.dirname(__FILE__), "fixtures") 
 config = YAML::load(IO.read(File.dirname(__FILE__) + '/database.yml'))
 ActiveRecord::Base.logger = Logger.new(File.dirname(__FILE__) + "/debug.log")

test/storage_test.rb

@@ -10,29 +10,29 @@ class StorageTest < Test::Unit::TestCase
       @dummy = Dummy.new
       @avatar = @dummy.avatar
 
-      @current_env = ENV['RAILS_ENV']
+      @current_env = RAILS_ENV
     end
 
     teardown do
-      ENV['RAILS_ENV'] = @current_env
+      Object.const_set("RAILS_ENV", @current_env)
     end
 
     should "get the correct credentials when RAILS_ENV is production" do
-      ENV['RAILS_ENV'] = 'production'
+      Object.const_set('RAILS_ENV', "production")
       assert_equal({:key => "12345"},
                    @avatar.parse_credentials('production' => {:key => '12345'},
                                              :development => {:key => "54321"}))
     end
 
     should "get the correct credentials when RAILS_ENV is development" do
-      ENV['RAILS_ENV'] = 'development'
+      Object.const_set('RAILS_ENV', "development")
       assert_equal({:key => "54321"},
                    @avatar.parse_credentials('production' => {:key => '12345'},
                                              :development => {:key => "54321"}))
     end
 
     should "return the argument if the key does not exist" do
-      ENV['RAILS_ENV'] = "not really an env"
+      Object.const_set('RAILS_ENV', "not really an env")
       assert_equal({:test => "12345"}, @avatar.parse_credentials(:test => "12345"))
     end
   end
@@ -94,13 +94,18 @@ class StorageTest < Test::Unit::TestCase
                       :development  => { :bucket => "dev_bucket" }
                     }
       @dummy = Dummy.new
+      @old_env = RAILS_ENV
     end
 
-    should "get the right bucket in production", :before => lambda{ ENV.expects(:[]).returns('production') } do
+    teardown{ Object.const_set("RAILS_ENV", @old_env) }
+
+    should "get the right bucket in production" do
+      Object.const_set("RAILS_ENV", "production")
       assert_equal "prod_bucket", @dummy.avatar.bucket_name
     end
 
-    should "get the right bucket in development", :before => lambda{ ENV.expects(:[]).returns('development') } do
+    should "get the right bucket in development" do
+      Object.const_set("RAILS_ENV", "development")
       assert_equal "dev_bucket", @dummy.avatar.bucket_name
     end
   end