libapps/nassh/js/lib_credential_cache_tests.js at main · harmoninux/libapps · GitHub

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// Copyright 2018 The ChromiumOS Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

/**
 * @fileoverview Test suite for the session-local, encrypted cache.
 */

import {lib} from '../../libdot/index.js';

import {CredentialCache} from './lib_credential_cache.js';

/**
 * Verify that the cache remains enabled after being enabled once.
 */
it('enabled', () => {
  const cache = new CredentialCache();
  assert.isNull(cache.isEnabled());
  cache.setEnabled(true);
  assert.isTrue(cache.isEnabled());
  cache.setEnabled(false);
  assert.isTrue(cache.isEnabled());
});

/**
 * Verify that the cache remains disabled after being disabled once.
 */
it('disabled', () => {
  const cache = new CredentialCache();
  assert.isNull(cache.isEnabled());
  cache.setEnabled(false);
  assert.isFalse(cache.isEnabled());
  cache.setEnabled(true);
  assert.isFalse(cache.isEnabled());
});

/**
 * Simulate and verify a typical workflow consisting of store and retrieve
 * operations.
 */
it('workflow', async () => {
  const cache = new CredentialCache();
  const keyId1 = 'AABBCCDDEEFF';
  const keyId2 = 'FFEEDDCCBBAA';
  await cache.store('reader_1' + keyId1, new Uint8Array([1, 2, 4, 8]));
  assert.deepStrictEqual(await cache.retrieve('foobar_1' + keyId1), null);
  assert.deepStrictEqual(await cache.retrieve('reader_1' + keyId2), null);
  assert.deepStrictEqual(
      Array.from(lib.notNull(await cache.retrieve('reader_1' + keyId1))),
      [1, 2, 4, 8]);
  assert.deepStrictEqual(await cache.retrieve('reader_1' + keyId1), null);
  await cache.store('reader_2' + keyId1, new Uint8Array([1, 3, 9, 27]));
  await cache.store('reader_1' + keyId2, new Uint8Array([1, 5, 25]));
  await cache.store('reader_1' + keyId2, new Uint8Array([1, 7]));
  assert.deepStrictEqual(
      Array.from(lib.notNull(await cache.retrieve('reader_1' + keyId2))),
      [1, 7]);
  assert.deepStrictEqual(await cache.retrieve('reader_1' + keyId2), null);
  await cache.store('reader_1' + keyId2, new Uint8Array([1, 5, 25]));
  assert.deepStrictEqual(
      Array.from(lib.notNull(await cache.retrieve('reader_1' + keyId2))),
      [1, 5, 25]);
});