hemx/examples/techdemo/src/lib.rs

#[slhx::surface]
pub mod ui {}

#[cfg(test)]
mod tests {
    use super::ui::control_center::{forms, handles, slots};
    use super::ui::issue_card::handles as card_handles;
    use super::ui::issue_lane::events as lane_events;
    use hemplate::Hemplate;
    use slhx::{Effect, IntoEffect, Payload, RenderSlotExt};
    use slhx_test::inspect;

    #[derive(Hemplate)]
    #[hemplate = "partials"]
    struct FastMetric {
        label: &'static str,
    }

    #[allow(dead_code)]
    #[derive(Clone, Debug)]
    #[slhx::form("launch_work")]
    struct LaunchWork {
        title: String,
        lane: String,
        impact: Option<u8>,
    }

    // req: examples/001 req: codegen/002 req: public_api/001
    #[test]
    fn techdemo_uses_generated_slots_for_multi_target_updates() {
        fn update() -> impl IntoEffect {
            (
                slots::hero_metrics.render(&FastMetric { label: "fast" }),
                slots::notice.text("typed"),
            )
        }

        let batch = inspect(update());
        assert!(batch.has_slot(slots::hero_metrics));
        assert!(batch.has_slot(slots::notice));
    }

    // req: examples/001 req: form/001 req: form/004 req: form/006 req: derive_handler/003
    #[test]
    fn techdemo_form_handler_is_checked_against_hemplate_form() {
        #[slhx::handler]
        fn launch_work(_form: slhx::Form<LaunchWork>) -> impl IntoEffect {
            slots::notice.text("queued")
        }

        let batch = inspect(launch_work(LaunchWork::FORM));

        assert!(batch.has_slot(slots::notice));
        assert!(matches!(batch.ops(), [Effect::Put { payload: Payload::Text(_), .. }]));
    }

    // req: examples/001 req: form/002 req: codegen/003
    #[test]
    fn techdemo_exports_form_and_interaction_handles() {
        assert_ne!(handles::launch_work.id(), card_handles::advance_work.id());
        assert_eq!(
            forms::launch_work.field("title").resource,
            forms::launch_work.id()
        );
    }

    // req: codegen/006
    #[test]
    fn techdemo_exports_generated_event_constants() {
        assert_eq!(lane_events::drop.as_str(), "drop");
        assert!(matches!(
            slhx::event(lane_events::drop, "card-1"),
            Effect::Emit { name, payload } if name == "drop" && payload == "card-1"
        ));
    }
}