# Inbox `claim` Test Plan Index

## Case Files

| Case Slug | File | Coverage Note |
| --- | --- | --- |
| `claim-acquires-thread-lease` | [claim-acquires-thread-lease.md](./claim-acquires-thread-lease.md) | claims a pending thread and records a claim event message |
| `claim-rejects-when-thread-missing` | [claim-rejects-when-thread-missing.md](./claim-rejects-when-thread-missing.md) | missing thread returns not_found |
| `claim-rejects-when-thread-already-claimed` | [claim-rejects-when-thread-already-claimed.md](./claim-rejects-when-thread-already-claimed.md) | active lease conflict returns lease_conflict |
| `claim-records-requested-lease-duration` | [claim-records-requested-lease-duration.md](./claim-records-requested-lease-duration.md) | claim event payload records requested lease duration |