turso/bindings/javascript/__test__/limbo.spec.mjs

import test from "ava";

import { Database } from "../index.js"; 

test("Open in-memory database", async (t) => {
    const [db] = await connect(":memory:");
    t.is(db.memory, true);
});


test("Statement.get() returns data", async (t) => {
    const [db] = await connect(":memory:");
    const stmt = db.prepare("SELECT 1");
    const result = stmt.get();
    t.is(result["1"], 1);
    const result2 = stmt.get();
    t.is(result2["1"], 1);
});

test("Statement.get() returns null when no data", async (t) => {
    const [db] = await connect(":memory:");
    const stmt = db.prepare("SELECT 1 WHERE 1 = 2");
    const result = stmt.get();
    t.is(result, undefined);
});

// run() isn't 100% compatible with better-sqlite3
// it should return a result object, not a row object
test("Statement.run() returns correct result object", async (t) => {
  const [db] = await connect(":memory:");
  db.prepare("CREATE TABLE users (name TEXT)").run();
  db.prepare("INSERT INTO users (name) VALUES (?)").run(["Alice"]);
  let rows = db.prepare("SELECT * FROM users").all()
  t.deepEqual(rows, [{ name: "Alice" }]);
});

const connect = async (path) => {
    const db = new Database(path);
    return [db];
};