### Question:
CustomConfiguration { public String getTokenEndpoint() { return mTokenEndpoint; } private  CustomConfiguration(); String getAuthorizationEndpoint(); String getTokenEndpoint(); String getUserInfoEndpoint(); String getJwksUri(); String getRegistrationEndpoint(); String getIntrospectionEndpoint(); String getRevocationEndpoint(); String getEndSessionEndpoint();  }### Answer:
@Test public void getTokenEndpoint() { String endpoint = mConfig.getTokenEndpoint(); assertNotNull(endpoint); assertEquals(CUSTOM_URL + TOKEN_ENDPOINT, endpoint); }