### Question:
AuditFilterAuthorizer { IAuthorizer getAuthorizer() { if (authorizer == null) { resolveAuthorizerSync(); } return authorizer; }  boolean isOperationAuthorizedForUser(Permission operation, String user, List<? extends IResource> resourceChain);  }### Answer:
@Test public void testGetAuthorizer() { assertThat(AUTHORIZER.getAuthorizer()) .isInstanceOf(IAuthorizer.class) .isNotInstanceOf(AuditAuthorizer.class); }