yog 0.0.76

yog: the standalone server for litany loops — the world, the balls and the conversations, behind one wire
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//! The §4.3 armed loop's envelope: total where the line is terse.
//!
//! A line takes the project and the workspace from the seat it was typed at;
//! the envelope has no seat, so it names both — and the cap, which is the one
//! thing no seat could supply and yog must never guess.

use super::*;
use crate::fleet::Verb as Fleet;

/// Arming names both spheres and the cap; disbanding names the workspace.
pub(super) fn surface() -> Vec<Gesture> {
    vec![
        Gesture::Act(Action::Fleet(Fleet::Arm {
            workspace: "ws".into(),
            project: "proj".into(),
            cap: 4,
        })),
        Gesture::Act(Action::Fleet(Fleet::Disarm {
            workspace: "ws".into(),
        })),
    ]
}

/// Every field an arm needs is required, and a cap that is not a number is a
/// refusal naming it — arming on a guessed cap would spend the operator's money
/// on yog's opinion.
#[test]
fn an_arm_missing_a_field_or_carrying_a_bad_cap_refuses() {
    for envelope in [
        serde_json::json!({ "op": "fleet", "project": "/proj", "cap": 1 }),
        serde_json::json!({ "op": "fleet", "workspace": "/ws", "cap": 1 }),
        serde_json::json!({ "op": "fleet", "workspace": "/ws", "project": "/proj" }),
        serde_json::json!({ "op": "fleet", "workspace": "/ws", "project": "/proj", "cap": "lots" }),
    ] {
        assert!(decode(&envelope).is_err(), "{envelope}");
    }
    // Disbanding still needs the workspace it disbands.
    assert!(decode(&serde_json::json!({ "op": "disband" })).is_err());
}