recoil/cjs/caches/__tests__/Recoil_cacheMostRecent-test.js.flow

Recoil - A state management library for React

/**
 * Copyright (c) Facebook, Inc. and its affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
 * @emails oncall+recoil
 * @flow strict
 * @format
 */
'use strict';

const cacheMostRecent = require('../Recoil_cacheMostRecent');

test('cacheMostRecent', () => {
  const cache = cacheMostRecent();
  expect(cache.get('a')).toBe(undefined);
  cache.set('a', 1);
  expect(cache.get('a')).toBe(1);
  expect(cache.get('b')).toBe(undefined);
  cache.set('b', 2);
  expect(cache.get('a')).toBe(undefined);
  expect(cache.get('b')).toBe(2);
});