@After
    public void after() {
        HttpActionHelper.setAlwaysUse401ForUnauthenticated(true);
        HttpActionHelper.setUseModernHttpCodes(true);
    }
Tests {@link HttpActionHelper}.

@author Jerome LELEU
@since 4.0.0
pac4j-core/src/test/java/org/pac4j/core/util/HttpActionHelperTest.java