import { Store } from "../Store";
import { merge } from "./merge";
import assert from "assert";

describe("merge", function () {
   it("performs multiple set operations", function () {
      let store = new Store({
         data: {
            person: { firstName: "John", lastName: "Doe" },
         },
      });

      assert(store.update("person", merge, { firstName: "Johny", age: 18 }));
      assert.deepEqual(store.get("person"), { firstName: "Johny", lastName: "Doe", age: 18 });
   });

   it("does not modify data if not necessary", function () {
      let store = new Store({
         data: {
            person: { firstName: "John", lastName: "Doe" },
         },
      });

      assert(store.update("person", merge, { firstName: "John" }) == false);
      assert.deepEqual(store.get("person"), { firstName: "John", lastName: "Doe" });
   });
});