api23NotConfigured.java

  @Test
  @Config(sdk = Build.VERSION_CODES.M)
  public void testFingerprintAvailableButNotConfigured_api23() throws Exception {
    // GIVEN:
    //   fingerprint api available but not configured properly
    //   API23 android version
    ReactApplicationContext context = getRNContext();
    KeychainModule module = new KeychainModule(context);

    // set that hardware is available
    FingerprintManager fm = (FingerprintManager) context.getSystemService(Context.FINGERPRINT_SERVICE);
    shadowOf(fm).setIsHardwareDetected(true);

    // WHEN: check availability
    final int result = BiometricManager.from(context).canAuthenticate();
    final boolean isFingerprintWorking = module.isFingerprintAuthAvailable();

    // THEN: another status from biometric api, fingerprint is still unavailable
    assertThat(result, is(BiometricManager.BIOMETRIC_ERROR_NONE_ENROLLED));
    assertThat(isFingerprintWorking, is(false));
  }