Example 6 of my JavaScript and React unit tests basics

Example 6.js

describe("searchPosts", () => {
    test("filters the results according to the input search", () => {
        const mockUser = new User({ username: "bob" });

        mockUser.loadPosts = () => [{id: 1, title: "bob"}, {id: 2, title: "alice"}];

        expect(mockUser.searchPosts("bob")).toEqual([{id: 1, title: "bob"}]);
    });
});