Fix saving diffs that are not valid UTF-8

Previously, we used Psych, which would:

1. Check if a string was encoded as binary, and not ASCII-compatible.
2. Add the !binary tag in that case.
3. Convert to base64.

We need to do the same thing, using a new column in place of the tag.

1 files changed, 2 insertions, 2 deletions

diff --git a/spec/features/projects/ref_switcher_spec.rb b/spec/features/projects/ref_switcher_spec.rb
index 31c7b492ab7..9f5544ac43e 100644
--- a/spec/features/projects/ref_switcher_spec.rb
+++ b/spec/features/projects/ref_switcher_spec.rb
@@ -19,14 +19,14 @@ feature 'Ref switcher', feature: true, js: true do
       input.set 'binary'
       wait_for_requests
 
-      expect(find('.dropdown-content ul')).to have_selector('li', count: 6)
+      expect(find('.dropdown-content ul')).to have_selector('li', count: 7)
 
       page.within '.dropdown-content ul' do
         input.native.send_keys :enter
       end
     end
 
-    expect(page).to have_title 'binary-encoding'
+    expect(page).to have_title 'add-pdf-text-binary'
   end
 
   it "user selects ref with special characters" do