Fix code unfold not working on Compare commits page

Closes #1274

2 files changed, 15 insertions, 0 deletions

diff --git a/features/project/commits/commits.feature b/features/project/commits/commits.feature
index 46076b6f3e6..c4b206edc95 100644
--- a/features/project/commits/commits.feature
+++ b/features/project/commits/commits.feature
@@ -21,10 +21,13 @@ Feature: Project Commits
     And I click side-by-side diff button
     Then I see inline diff button
 
+  @javascript
   Scenario: I compare refs
     Given I visit compare refs page
     And I fill compare fields with refs
     Then I see compared refs
+    And I unfold diff
+    Then I should see additional file lines
 
   Scenario: I browse commits for a specific path
     Given I visit my project's commits page for a specific path
diff --git a/features/steps/project/commits/commits.rb b/features/steps/project/commits/commits.rb
index b2dccf868b0..57b727f837e 100644
--- a/features/steps/project/commits/commits.rb
+++ b/features/steps/project/commits/commits.rb
@@ -38,6 +38,18 @@ class Spinach::Features::ProjectCommits < Spinach::FeatureSteps
     click_button "Compare"
   end
 
+  step 'I unfold diff' do
+    @diff = first('.js-unfold')
+    @diff.click
+    sleep 2
+  end
+
+  step 'I should see additional file lines' do
+    within @diff.parent do
+      first('.new_line').text.should_not have_content "..."
+    end
+  end
+
   step 'I see compared refs' do
     page.should have_content "Compare View"
     page.should have_content "Commits (1)"