harn-serve 0.10.121

Shared outbound workflow server core for Harn adapters
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use super::*;

#[test]
fn budget_category_recovers_every_dimension() {
    // Structured guards (mcp/pg call counts, LLM preflight) carry the
    // dimension on the `limit` field.
    let structured = |limit: &str| {
        harn_vm::VmError::Thrown(harn_vm::VmValue::dict(std::collections::BTreeMap::from([
            (
                "category".to_string(),
                harn_vm::VmValue::String(arcstr::ArcStr::from("budget_exceeded")),
            ),
            (
                "limit".to_string(),
                harn_vm::VmValue::String(arcstr::ArcStr::from(limit)),
            ),
        ])))
    };
    assert_eq!(
        budget_category_from_error(&structured("mcp_calls")).as_deref(),
        Some("mcp_calls"),
    );
    assert_eq!(
        budget_category_from_error(&structured("pg_queries")).as_deref(),
        Some("pg_queries"),
    );

    // LLM cost/token mid-call exhaustion raises the categorised
    // variant; the message disambiguates cost from tokens so the
    // per-class telemetry is accurate.
    let categorized = |message: &str| harn_vm::VmError::CategorizedError {
        message: message.to_string(),
        category: harn_vm::ErrorCategory::BudgetExceeded,
    };
    assert_eq!(
        budget_category_from_error(&categorized("LLM budget exceeded: spent $0.01 of $0.00"))
            .as_deref(),
        Some("llm_cost_usd"),
    );
    assert_eq!(
        budget_category_from_error(&categorized(
            "LLM token budget exceeded: spent 11 of 10 tokens"
        ))
        .as_deref(),
        Some("llm_tokens"),
    );
}