[WIP] Enable custom emoji on account pages and in the sidebar (#6124)

Federate custom emojis with accounts

spec/lib/formatter_spec.rb

@@ -394,6 +394,45 @@ RSpec.describe Formatter do
         end
       end
 
+      context 'with custom_emojify option' do
+        let!(:emoji) { Fabricate(:custom_emoji) }
+
+        before { account.note = text }
+        subject { Formatter.instance.simplified_format(account, custom_emojify: true) }
+
+        context 'with emoji at the start' do
+          let(:text) { ':coolcat: Beep boop' }
+
+          it 'converts shortcode to image tag' do
+            is_expected.to match(/<p><img draggable="false" class="emojione" alt=":coolcat:"/)
+          end
+        end
+
+        context 'with emoji in the middle' do
+          let(:text) { 'Beep :coolcat: boop' }
+
+          it 'converts shortcode to image tag' do
+            is_expected.to match(/Beep <img draggable="false" class="emojione" alt=":coolcat:"/)
+          end
+        end
+
+        context 'with concatenated emoji' do
+          let(:text) { ':coolcat::coolcat:' }
+
+          it 'does not touch the shortcodes' do
+            is_expected.to match(/:coolcat::coolcat:/)
+          end
+        end
+
+        context 'with emoji at the end' do
+          let(:text) { 'Beep boop :coolcat:' }
+
+          it 'converts shortcode to image tag' do
+            is_expected.to match(/boop <img draggable="false" class="emojione" alt=":coolcat:"/)
+          end
+        end
+      end
+
       include_examples 'encode and link URLs'
     end
 
@@ -404,6 +443,46 @@ RSpec.describe Formatter do
       it 'reformats' do
         is_expected.to_not include '<script>alert("Hello")</script>'
       end
+
+      context 'with custom_emojify option' do
+        let!(:emoji) { Fabricate(:custom_emoji, domain: remote_account.domain) }
+
+        before { remote_account.note = text }
+
+        subject { Formatter.instance.simplified_format(remote_account, custom_emojify: true) }
+
+        context 'with emoji at the start' do
+          let(:text) { '<p>:coolcat: Beep boop<br />' }
+
+          it 'converts shortcode to image tag' do
+            is_expected.to match(/<p><img draggable="false" class="emojione" alt=":coolcat:"/)
+          end
+        end
+
+        context 'with emoji in the middle' do
+          let(:text) { '<p>Beep :coolcat: boop</p>' }
+
+          it 'converts shortcode to image tag' do
+            is_expected.to match(/Beep <img draggable="false" class="emojione" alt=":coolcat:"/)
+          end
+        end
+
+        context 'with concatenated emoji' do
+          let(:text) { '<p>:coolcat::coolcat:</p>' }
+
+          it 'does not touch the shortcodes' do
+            is_expected.to match(/<p>:coolcat::coolcat:<\/p>/)
+          end
+        end
+
+        context 'with emoji at the end' do
+          let(:text) { '<p>Beep boop<br />:coolcat:</p>' }
+
+          it 'converts shortcode to image tag' do
+            is_expected.to match(/<br><img draggable="false" class="emojione" alt=":coolcat:"/)
+          end
+        end
+      end
     end
   end