use with_settings at MailHandlerControllerTest#test_should_update_issue

git-svn-id: http://svn.redmine.org/redmine/trunk@20517 e93f8b46-1217-0410-a6f0-8f06a7374b81

test/functional/mail_handler_controller_test.rb

@@ -81,17 +81,20 @@ class MailHandlerControllerTest < Redmine::ControllerTest
 
   def test_should_update_issue
     # Enable API and set a key
-    Setting.mail_handler_api_enabled = 1
+    with_settings(
-    Setting.mail_handler_api_key = 'secret'
+      :mail_handler_api_enabled => 1,
-    assert_no_difference 'Issue.count' do
+      :mail_handler_api_key => 'secret'
-      assert_difference 'Journal.count' do
+    ) do
-        post(
+      assert_no_difference 'Issue.count' do
-          :index,
+        assert_difference 'Journal.count' do
-          :params => {
+          post(
-            :key => 'secret',
+            :index,
-            :email => IO.read(File.join(FIXTURES_PATH, 'ticket_reply.eml'))
+            :params => {
-          }
+              :key => 'secret',
-        )
+              :email => IO.read(File.join(FIXTURES_PATH, 'ticket_reply.eml'))
+            }
+          )
+        end
       end
     end
     assert_response 201