Decision Workspace
should_error vs derive_arbitrary vs test-strategy
Side-by-side comparison of Rust crates
40
should_error
growingv0.1.1
The test should fail with Err.
69
derive_arbitrary
growingv1.4.2
Derives arbitrary traits
66
test-strategy
growingv0.4.5
Procedural macro to easily write higher-order strategies in proptest.
Core Metrics
| should_error | derive_arbitrary | test-strategy | |
|---|---|---|---|
| Health Score | 40 | 69 | 66 |
| Total Downloads | 1.3K | 69.6M | 3.8M |
| 30d Downloads | 4 | 6.1M | 210.0K |
| Dependents | 0 | 460 | 1.6K |
| Releases | 2 | 33 | 13 |
| Last Updated | 365d ago | 225d ago | 44d ago |
| Age | 1y | 7y 5m | 5y 4m |
Health Breakdown
should_error
Maintenance
6
Quality
15
Community
5
Popularity
4
Documentation
10
derive_arbitrary
Maintenance
9
Quality
20
Community
17
Popularity
8
Documentation
15
test-strategy
Maintenance
16
Quality
13
Community
14
Popularity
8
Documentation
15
Technical Details
| should_error | derive_arbitrary | test-strategy | |
|---|---|---|---|
| Version | 0.1.1 | 1.4.2 | 0.4.5 |
| Stable (≥1.0) | ✗ No | ✓ Yes | ✗ No |
| License | MIT | MIT OR Apache-2.0 | MIT OR Apache-2.0 |
| Dependencies | 1 | 3 | 10 |
| Crate Size | 2KB | 12KB | 51KB |
| Features | 0 | 0 | 0 |
| Yanked % | 0.0% | 0.0% | 0.0% |
| Edition | 2024 | 2021 | 2021 |
| MSRV | — | 1.63.0 | 1.82.0 |
| Owners | 1 | 4 (team) | 1 |
Links
Quick Verdict
- •derive_arbitrary leads with a health score of 69/100, but none of the options score above 80.
- •test-strategy is depended on by 1.6K crates — strongest ecosystem trust.
- •should_error, test-strategy are pre-1.0 — API may change.