grafana/public/app/core/specs/store.jest.ts

import store from '../store';

Object.assign(window, {
  localStorage: {
    removeItem(key) {
      delete window.localStorage[key];
    }
  }
});

describe('store', () => {

  it("should store", ()=> {
    store.set("key1", "123");
    expect(store.get("key1")).toBe("123");
  });

  it("get key when undefined", ()=> {
    expect(store.get("key2")).toBe(undefined);
  });

  it("check if key exixts", ()=> {
    store.set("key3", "123");
    expect(store.exists("key3")).toBe(true);
  });

  it("get boolean when no key", ()=> {
    expect(store.getBool("key4", false)).toBe(false);
  });

  it("get boolean", ()=> {
    store.set("key5", "true");
    expect(store.getBool("key5", false)).toBe(true);
  });

  it("key should be deleted", ()=> {
    store.set("key6", "123");
    store.delete("key6");
    expect(store.exists("key6")).toBe(false);
  });

});