statewave/src/__tests__/machine.test.ts

Another Finite State Machine

import { describe, expect, test } from "vitest";
import { machine, state, transition } from "..";

type TodosEvent = "load" | "select";
type TodosState = "loading" | "ready" | "error";

describe("machine", () => {
  test("main test for todos machine", () => {
    const fetchMachine = machine<TodosState, TodosEvent>(
      {
        loading: state(transition("load", "ready")),
        ready: state(transition("select", "error")),
        error: state(transition("select", "loading")),
      },
      { initial: "loading" }
    );

    console.log(fetchMachine);

    expect(1 + 1 === 2).toBe(true);
  });
});