[Testing] Set up mock Horizon server for network outage testing

[sublime247]

• Category: Testing
• Difficulty: Hard
• Labels: testing, horizon, outage, hard

Description

This issue focuses on addressing: "[Testing] Set up mock Horizon server for network outage testing". This component requires enhancement to ensure system stability, security, and developer ergonomics across the Mobile Money ↔ Stellar Bridge.

Acceptance Criteria

• Implement/resolve changes associated with the Set up mock Horizon server for network outage testing.
• Ensure all existing and new unit tests compile and run successfully.
• Code must pass all lints, clippy checks, and formatting guidelines.

Tasks

• Review implementation requirements and trace dependency entry points.
• Apply code modifications matching the scoped task.
• Verify functionality locally using mock execution frameworks.

[itoro2]

@itoro2 has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

I’d like to take ownership of this issue. My approach will be to understand the current implementation first, identify the affected components, implement the required changes without disrupting existing functionality, and verify everything with appropriate tests. I’ll keep the PR focused and easy to review.

ℹ️ Repo Maintainers: To accept this application, review their application or assign @itoro2 to this issue.

[daameeloolaa-png]

@daameeloolaa-png has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

Hi maintainer am active to work on this have gone through it and understood what’s needed to be done please kindly assign to me
Thanks

ℹ️ Repo Maintainers: To accept this application, review their application or assign @daameeloolaa-png to this issue.

[manasehstephen131-ops]

@manasehstephen131-ops has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

Hello maintainer please i woukd like to work on this issue. I am a Motivated developer experienced in debugging, resolving issues, and contributing to projects. I work with JavaScript, React, Next.js, Node.js, and Rust, and I’m comfortable navigating and improving existing codebases.

Quick to learn, proactive, and focused on delivering quality work.

ℹ️ Repo Maintainers: To accept this application, review their application or assign @manasehstephen131-ops to this issue.

[ShantelPeters]

@ShantelPeters has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

I would like to work on this issue, kindly assign I am ready to work.

ℹ️ Repo Maintainers: To accept this application, review their application or assign @ShantelPeters to this issue.

[drips-wave]

Congratulations, @ShantelPeters! 🎉 Your application was accepted by the repo's maintainers, and the issue is due on August 31, 2026.

🧑‍💻 @ShantelPeters: Please resolve the issue such that the repo's maintainers have enough time to review your contribution before the due date. You'll earn Points for completing the issue on-time, which will make you eligible for a share of the Stellar Wave Program's reward pool.

Warning

When opening a PR, please link it to this issue to ensure it gets tracked accurately. Points are awarded when this issue is marked as completed by the maintainer.

🤠 Repo maintainers: Please keep an eye on the contributor's progress and review their work before the due date. You can manage this issue, including adjusting its complexity and points, here.

🌊 Happy Wave 🌊