@Test
public void testTrustManagerProxyGetAcceptedIssuers(@Mocked X509ExtendedTrustManager mockedTrustManager) {

    new Expectations() {{
        mockedTrustManager.getAcceptedIssuers(); times = 1; result = null;
    }};
    TrustManagerProxy trustManagerProxy = new TrustManagerProxy(new TrustManager[]{mockedTrustManager});
    assertNull(trustManagerProxy.getAcceptedIssuers());
}