Unstub after the test is done.

features/project/wiki.feature

@@ -46,6 +46,12 @@ Feature: Project Wiki
     And I click on the "Pages" button
     Then I should see the existing page in the pages list
 
+  Scenario: File exists in wiki repo
+    Given I have an existing Wiki page with images linked on page
+    And I browse to wiki page with images
+    And I click on existing image link
+    Then I should see the image from wiki repo
+
   Scenario: Image in wiki repo shown on the page
     Given I have an existing Wiki page with images linked on page
     And I browse to wiki page with images
@@ -56,9 +62,3 @@ Feature: Project Wiki
     And I browse to wiki page with images
     And I click on image link
     Then I should see the new wiki page form
-
-  Scenario: File exists in wiki repo
-    Given I have an existing Wiki page with images linked on page
-    And I browse to wiki page with images
-    And I click on existing image link
-    Then I should see the image from wiki repo

features/steps/project/wiki.rb

@@ -107,6 +107,8 @@ class Spinach::Features::ProjectWiki < Spinach::FeatureSteps
     url = URI.parse(current_url)
     url.path.should match("wikis/image.jpg")
     page.should_not have_xpath('/html') # Page should render the image which means there is no html involved
+    Gollum::Wiki.any_instance.unstub(:file)
+    Gollum::File.any_instance.unstub(:mime_type)
   end
 
   Then 'Image should be shown on the page' do