1 files changed, 14 insertions, 0 deletions
diff --git a/spec/lib/banzai/filter/emoji_filter_spec.rb b/spec/lib/banzai/filter/emoji_filter_spec.rb
index d78763b6939..9005b4401b7 100644
--- a/spec/lib/banzai/filter/emoji_filter_spec.rb
+++ b/spec/lib/banzai/filter/emoji_filter_spec.rb
@@ -21,6 +21,20 @@ RSpec.describe Banzai::Filter::EmojiFilter do
     expect(doc.to_html).to match Regexp.escape(exp)
   end
 
+  it 'ignores unicode versions of trademark, copyright, and registered trademark' do
+    exp = act = '<p>™ © ®</p>'
+    doc = filter(act)
+    expect(doc.to_html).to match Regexp.escape(exp)
+  end
+
+  it 'replaces name versions of trademark, copyright, and registered trademark' do
+    doc = filter('<p>:tm: :copyright: :registered:</p>')
+
+    expect(doc.css('gl-emoji')[0].text).to eq '™'
+    expect(doc.css('gl-emoji')[1].text).to eq '©'
+    expect(doc.css('gl-emoji')[2].text).to eq '®'
+  end
+
   it 'correctly encodes the URL' do
     doc = filter('<p>:+1:</p>')
     expect(doc.css('gl-emoji').first.text).to eq '👍'