[Testing] Test: Reward distribution rounding

[p3ris0n]

Epic: Yield-Bearing Fee Vaults
Bucket: Testing

📝 Description

Assert rounding acts safely.

🛠️ Implementation Guide

1. Deposit prime number amounts.
2. Assert vault is never insolvent due to rounding up.

✅ Acceptance Criteria

• Code compiles and adheres to Soroban/Rust/TypeScript best practices.
• Unit tests cover both happy paths and expected error states.
• All CI/CD pipelines pass successfully.

[mysterio123865]

@mysterio123865 has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

Hi,

I'd like to take on this issue. I've reviewed the acceptance criteria and requirements thoroughly and have a clear plan to deliver a complete, well-tested solution that meets every stated requirement without breaking existing functionality.

Please assign this to me and I will begin immediately.

ℹ️ Repo Maintainers: To accept this application, review their application or assign @mysterio123865 to this issue.

[Ugasutun]

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

Hi, I'd like to work on issue #738. I can add tests using prime-number deposit amounts to verify reward-distribution rounding is safe and never makes the vault insolvent. I'll also cover relevant edge/error cases and verify the build and CI checks pass.

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

[EneGab]

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

Hi please I can work on this issue

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

[gospeltout]

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

I’d love to work on this issue

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

[sojetunde8]

@sojetunde8 has applied to work on this issue as part of the Stellar Wave Program's 8th wave.

I can work on this.

ℹ️ Repo Maintainers: To accept this application, review their application or assign @sojetunde8 to this issue.

[mikwansa]

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

GOOD DAY MAINTAINER CAN I WORK AND RUN THE TEST IN THIS ISSUE

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

[drips-wave]

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

🧑‍💻 @mikwansa: 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 🌊

[drips-wave]

This issue has been completed by @mikwansa as part of the Stellar Wave Program's 8th Wave 🥳

😎 @mikwansa: You earned 200 Points for completing this issue! After the current Wave ends, you'll be eligible for a percentage of the Wave's reward pool based on the percentage of total points you've earned. Learn more here. You can also Leave a review to share your experience working on this issue.

🧑‍💻 Repo maintainers: How'd the contributor do? Leave a review to share your experience working with them.