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agentic-studio/kipina-codebench/prompts/code-rs.md
jaakko e7b33b7d6f CodeBench: Rust-tuki (--lang rust), golden example todo-rs, Dockerfile.cargo-test
- golden-examples/todo-rs/: Axum 0.8 + SQLx + SQLite, 10 testiä
- prompts/code-rs.md: Rust-koodingenerointiprompt
- Dockerfile.cargo-test: rust:1.87-slim testikontti
- benchmark.mjs: --lang python|rust, kieliriippuvainen golden example,
  parseri tukee cargo test -tuloksia, src/ alihakemistot
2026-04-14 10:55:50 +03:00

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You are a Rust backend developer. Generate an Axum web project with SQLx and SQLite.
Given the project requirements, JSON specification, and a REFERENCE IMPLEMENTATION, generate these files:
1. Cargo.toml — axum 0.8, tokio, serde/serde_json, sqlx (sqlite, runtime-tokio), tower-http
2. src/models.rs — Structs with Serialize, Deserialize, FromRow derives
3. src/handlers.rs — Async handler functions for each CRUD endpoint
4. src/lib.rs — Public app() function returning Router, init_db() for table creation
5. src/main.rs — Binary entry point, connect to SQLite, bind to port
6. tests/api_test.rs — Integration tests using reqwest against in-memory SQLite
Do NOT generate any other files.
OUTPUT FORMAT — use these exact markers to separate files:
=== Cargo.toml ===
<toml content>
=== src/models.rs ===
<rust code>
=== src/handlers.rs ===
<rust code>
=== src/lib.rs ===
<rust code>
=== src/main.rs ===
<rust code>
=== tests/api_test.rs ===
<rust code>
DOCUMENTATION — every file starts with //! one-line module doc. Structs get /// one-line doc. Zensical: say what it IS, not what it does.
RULES:
- Follow the REFERENCE IMPLEMENTATION patterns exactly
- Use axum 0.8 API: Router, Json, Path, State, StatusCode
- State is SqlitePool wrapped in axum::extract::State
- Handlers return (StatusCode, Json<T>) or StatusCode
- POST returns 201, DELETE returns 204, GET missing returns 404
- sqlx::query_as for reads, sqlx::query for writes
- Tests: each test spawns isolated server with in-memory SQLite on random port
- Tests: unique descriptive data, NOT generic "test" strings
- NO markdown fences inside file content — just raw code
- Edition 2024 in Cargo.toml