appdb 0.2.17

Lightweight SurrealDB helper library for Tauri embedded database apps
Documentation
use super::{Order, QueryKind};
use surrealdb::types::RecordId;

#[test]
fn pagin_uses_bind_placeholders() {
    let sql = QueryKind::pagin("user", 10, true, Order::Asc, "id");
    assert!(sql.contains("$cursor_value"));
    assert!(sql.contains("$cursor_record"));
    assert!(sql.contains("LIMIT $count"));
    assert!(!sql.contains("DELETE user"));
}

#[test]
fn pagin_uses_stable_tiebreaker_cursor_predicate() {
    let sql = QueryKind::pagin("user", 10, true, Order::Desc, "created_at");
    assert!(sql.contains("$cursor_value"));
    assert!(sql.contains("$cursor_record"));
    assert!(sql.contains("OR"));
    assert!(sql.contains("record::id(id)"));
}

#[test]
fn pagin_uses_public_id_projection_when_ordering_by_id() {
    let sql = QueryKind::pagin("user", 10, true, Order::Desc, "__page_public_id");
    assert!(sql.contains("__page_public_id < $cursor_value"));
    assert!(sql.contains("ORDER BY __page_public_id DESC, __page_record DESC"));
}

#[test]
fn ordered_scan_uses_stable_tiebreaker() {
    let sql = QueryKind::all_by_order("user", Order::Desc, "created_at");
    assert!(sql.contains("record::id(id) AS __page_public_id"));
    assert!(sql.contains("ORDER BY created_at DESC, __page_record DESC"));
}

#[test]
fn ordered_scan_uses_public_id_projection_when_ordering_by_id() {
    let sql = QueryKind::all_by_order("user", Order::Asc, "id");
    assert!(sql.contains("SELECT *, __page_public_id AS id FROM $rows"));
    assert!(sql.contains("ORDER BY __page_public_id ASC, __page_record ASC"));
}

#[test]
fn relation_lookups_use_bind_placeholders() {
    let in_id = RecordId::new("user", "u1");
    let sql = QueryKind::select_out_ids(&in_id, "follows", "user");
    assert!(sql.contains("FROM $rel"));
    assert!(sql.contains("record::tb(out) = $out_table"));
}

#[test]
fn graph_accessors_use_bind_placeholders() {
    let in_id = RecordId::new("user", "u1");
    let out_sql = QueryKind::select_outgoing_rows(&in_id, "follows", "user");
    assert!(out_sql.contains("LET $ids ="));
    assert!(out_sql.contains("record::tb(out) = $out_table"));
    assert!(out_sql.contains("FROM $ids"));

    let count_sql = QueryKind::count_incoming_in_table(&in_id, "follows", "user");
    assert!(count_sql.contains("count((SELECT VALUE in FROM $rel"));
    assert!(count_sql.contains("record::tb(in) = $in_table"));
}

#[test]
fn relate_uses_relation_insert() {
    let in_id = RecordId::new("task", "t1");
    let out_id = RecordId::new("member", "m1");
    let sql = QueryKind::relate(&in_id, &out_id, "task_assignment");
    assert!(sql.starts_with("INSERT RELATION INTO $rel"));
}

#[test]
fn table_has_rows_returns_a_boolean_probe() {
    let sql = QueryKind::table_has_rows("user");
    assert_eq!(
        sql,
        "RETURN count((SELECT VALUE id FROM $table LIMIT 1)) > 0;"
    );
}