Merge remote-tracking branch 'origin/develop' into websocket-fixes

* origin/develop: (119 commits)
  Apply 1 suggestion(s) to 1 file(s)
  Make it possible to localize user highlight options
  remove shoutbox test hacks
  fix shoutbox header, use custom scroll-to-bottom system, remove vue-chat-scroll, temporarily add chat test hack
  update changelog with 2.3.0
  change icons around
  Translated using Weblate (Japanese)
  Update timeline_quick_settings.js
  add screen_name_ui to tests
  separate screen_name and screen_name_ui with decoded punycode
  Update CHANGELOG.md
  add basic validation for statusless status notifications
  changelog mention
  fix chat unread badge
  update shelljs to get rid of warnings on build
  save a few characters
  focus input in emoji picker and react picker
  fix vue warnings
  add only to wording
  basic loggedin check for reply filtering
  ...

1 files changed, 17 insertions, 0 deletions

diff --git a/test/unit/specs/services/chat_service/chat_service.spec.js b/test/unit/specs/services/chat_service/chat_service.spec.js
index 0251cae7..fbbca436 100644
--- a/test/unit/specs/services/chat_service/chat_service.spec.js
+++ b/test/unit/specs/services/chat_service/chat_service.spec.js
@@ -88,4 +88,21 @@ describe('chatService', () => {
       expect(view.map(i => i.type)).to.eql(['date', 'message', 'message', 'date', 'message'])
     })
   })
+
+  describe('.cullOlderMessages', () => {
+    it('keeps 50 newest messages and idIndex matches', () => {
+      const chat = chatService.empty()
+
+      for (let i = 100; i > 0; i--) {
+        // Use decimal values with toFixed to hack together constant length predictable strings
+        chatService.add(chat, { messages: [{ ...message1, id: 'a' + (i / 1000).toFixed(3), idempotency_key: i }] })
+      }
+      chatService.cullOlderMessages(chat)
+      expect(chat.messages.length).to.eql(50)
+      expect(chat.messages[0].id).to.eql('a0.051')
+      expect(chat.minId).to.eql('a0.051')
+      expect(chat.messages[49].id).to.eql('a0.100')
+      expect(Object.keys(chat.idIndex).length).to.eql(50)
+    })
+  })
 })