ConcealBooleanPreferenceTest.java 文件源码

@Before public void setUp() throws Exception {
  SoLoader.init(InstrumentationRegistry.getContext(), false);

  prefs = PreferenceManager.getDefaultSharedPreferences(InstrumentationRegistry.getContext());
  crypto = AndroidConceal
      .get()
      .createDefaultCrypto(new SharedPrefsBackedKeyChain(
          InstrumentationRegistry.getContext(),
          CryptoConfig.KEY_256
      ));
}