@Test
public void test_changeOneKeyguardFeaturesDisabled() throws Exception {

    int expected = DevicePolicyManager.KEYGUARD_DISABLE_TRUST_AGENTS
            + DevicePolicyManager.KEYGUARD_DISABLE_FINGERPRINT;
    int result = KeyguardFeatures.setFingerprintDisabled(
            DevicePolicyManager.KEYGUARD_DISABLE_TRUST_AGENTS, true);
    assertEquals(expected, result);
}