public ProxyCA getProxyCA() {
    return proxyCA;
  }
@Test
  public void testBasics() throws Exception {
    ProxyCA proxyCA = spy(new ProxyCA());
    RMContext rmContext = mock(RMContext.class);
    RMStateStore rmStateStore = mock(RMStateStore.class);
    when(rmContext.getStateStore()).thenReturn(rmStateStore);
    ProxyCAManager proxyCAManager = new ProxyCAManager(proxyCA, rmContext);
    proxyCAManager.init(new YarnConfiguration());
    Assert.assertEquals(proxyCA, proxyCAManager.getProxyCA());
    verify(rmContext, times(0)).getStateStore();
    verify(rmStateStore, times(0)).storeProxyCACert(any(), any());
    verify(proxyCA, times(0)).init();
    Assert.assertNull(proxyCA.getCaCert());
    Assert.assertNull(proxyCA.getCaKeyPair());

    proxyCAManager.start();
    verify(rmContext, times(1)).getStateStore();
    verify(rmStateStore, times(1)).storeProxyCACert(proxyCA.getCaCert(),
        proxyCA.getCaKeyPair().getPrivate());
    verify(proxyCA, times(1)).init();
    Assert.assertNotNull(proxyCA.getCaCert());
    Assert.assertNotNull(proxyCA.getCaKeyPair());
  }