Files
codex/codex-rs/tools/src/image_detail_tests.rs
Michael Bolin a99d4845e3 Extract tool config into codex-tools (#16379)
## Why

`codex-core` already owns too much of the tool stack, and `AGENTS.md`
explicitly pushes us to move shared code out of `codex-core` instead of
letting it keep growing. This PR takes the next incremental step in
moving `core/src/tools` toward `codex-rs/tools` by extracting
low-coupling tool configuration and image-detail gating logic into
`codex-tools`.

That gives later extraction work a cleaner boundary to build on without
trying to move the entire tools subtree in one shot.

## What changed

- moved `ToolsConfig`, `ToolsConfigParams`, shell backend config, and
unified-exec session selection from `core/src/tools/spec.rs` into
`codex-tools`
- moved original image-detail gating and normalization into
`codex-tools`
- updated `codex-core` to consume the new `codex-tools` exports and pass
a rendered agent-type description instead of raw role config
- kept `codex-rs/tools/src/lib.rs` exports-only, with extracted unit
tests living in sibling `*_tests.rs` modules

## Testing

- `cargo test -p codex-tools`
- `cargo test -p codex-core --lib tools::spec::`
2026-04-01 13:21:50 -07:00

91 lines
2.8 KiB
Rust

use super::*;
use codex_features::Feature;
use codex_features::Features;
use codex_protocol::models::ImageDetail;
use codex_protocol::openai_models::ModelInfo;
use pretty_assertions::assert_eq;
use serde_json::json;
fn model_info() -> ModelInfo {
serde_json::from_value(json!({
"slug": "test-model",
"display_name": "Test Model",
"description": null,
"supported_reasoning_levels": [],
"shell_type": "shell_command",
"visibility": "list",
"supported_in_api": true,
"priority": 1,
"availability_nux": null,
"upgrade": null,
"base_instructions": "base",
"model_messages": null,
"supports_reasoning_summaries": false,
"default_reasoning_summary": "auto",
"support_verbosity": false,
"default_verbosity": null,
"apply_patch_tool_type": null,
"truncation_policy": {
"mode": "bytes",
"limit": 10000
},
"supports_parallel_tool_calls": false,
"supports_image_detail_original": true,
"context_window": null,
"auto_compact_token_limit": null,
"effective_context_window_percent": 95,
"experimental_supported_tools": [],
"input_modalities": ["text", "image"],
"supports_search_tool": false
}))
.expect("deserialize test model")
}
#[test]
fn image_detail_original_feature_enables_explicit_original_without_force() {
let model_info = model_info();
let mut features = Features::with_defaults();
features.enable(Feature::ImageDetailOriginal);
assert!(can_request_original_image_detail(&features, &model_info));
assert_eq!(
normalize_output_image_detail(&features, &model_info, Some(ImageDetail::Original)),
Some(ImageDetail::Original)
);
assert_eq!(
normalize_output_image_detail(&features, &model_info, /*detail*/ None),
None
);
}
#[test]
fn explicit_original_is_dropped_without_feature_or_model_support() {
let mut model_info = model_info();
let features = Features::with_defaults();
assert_eq!(
normalize_output_image_detail(&features, &model_info, Some(ImageDetail::Original)),
None
);
let mut features = Features::with_defaults();
features.enable(Feature::ImageDetailOriginal);
model_info.supports_image_detail_original = false;
assert_eq!(
normalize_output_image_detail(&features, &model_info, Some(ImageDetail::Original)),
None
);
}
#[test]
fn unsupported_non_original_detail_is_dropped() {
let model_info = model_info();
let mut features = Features::with_defaults();
features.enable(Feature::ImageDetailOriginal);
assert_eq!(
normalize_output_image_detail(&features, &model_info, Some(ImageDetail::Low)),
None
);
}