95f59213e5c68b94c38645744ba4dfec2420f4dd
TestService_WithDrops and TestService_SubmitVerificationWithDrops submitted three items into a size-1 queue and asserted at least one was dropped, relying on the single consumer not draining the queue between submits. synctest does not fully pin this because the MockDest send path does real logging I/O outside the bubble, so under CI's -race scheduling the consumer occasionally drained all three, delivering everything and failing the "<= 2" assertion (~0.2% of CI runs). Add an optional gate channel to MockDest so a destination blocks in Send/SendVerification until released. The tests now submit one item (the consumer picks it up and blocks on the gate), fill the size-1 queue, submit an overflow item that is dropped, then release the gate — the drop is deterministic regardless of scheduling. Assert exactly two delivered instead of "at most two".
Remark42

Remark42 is a self-hosted, lightweight and simple (yet functional) comment engine, which doesn't spy on users. It can be embedded into blogs, articles, or any other place where readers add comments.
- Social login via Google, Facebook, Microsoft, GitHub, Apple, Yandex, Patreon, Discord, Telegram and custom OAuth2 providers
- Login via email
- Optional anonymous access
- Multi-level nested comments with both tree and plain presentations
- Import from Disqus and WordPress
- Markdown support with friendly formatter toolbar
- Moderator can remove comments and block users
- Voting, pinning and verification system
- Sortable comments
- Images upload with drag-and-drop
- Extractor for recent comments, cross-post
- RSS for all comments and each post
- Telegram, Slack, Webhook and email notifications for Admins (get notified for each new comment)
- Email and Telegram notifications for users (get notified when someone responds to your comment)
- Export data to JSON with automatic backups
- No external databases, everything embedded in a single data file
- Fully dockerized and can be deployed in a single command
- Self-contained executable can be deployed directly to Linux, Windows and macOS
- Clean, lightweight and customizable UI with white and dark themes
- Multi-site mode from a single instance
- Integration with automatic SSL (direct and via nginx-le)
- Privacy focused
Demo site available with all authentication methods, including email auth and anonymous access.
All remark42 documentation is available by the link.
Contribution
In order to start and work on the project locally in development mode check our contribution documentation for backend and frontend.
If you are interested in adding a new localization please check these docs.
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