router.spec.js

jest.mock('@/guards');
import router from "@/router";
import { guardToken, guardCustom } from "@/guards";

describe("router", () => {
  it("calls 'guardToken' before each route transition", () => {
    router.push({ name: 'dashboard' });

    expect(guardToken).toHaveBeenCalled();
  });

  it("uses 'guardCustom' route guard on enter", async () => {
    const expectedRoutes = [
      "dashboard"
    ];
    const routes = router.options.routes;
    const routeWithName = name => route => name === route.name;

    expectedRoutes.forEach(expectedRoute => {
      const route = routes.find(routeWithName(expectedRoute));
      expect(route.beforeEnter).toEqual(guardDashboardEnabled)
      expect(route.name).toBe(expectedRoute)
    });
  });
})