@Test(expected = TechnicalException.class)
    public void testNullAuthorizers() {
        assertTrue(checker.isAuthorized(null, new MockSessionStore(), profiles, null));
        checker.isAuthorized(null, new MockSessionStore(), profiles, "auth1", null, new ArrayList<>());
    }
Tests the {@link DefaultAuthorizationChecker}.

@author Jerome Leleu
@since 1.8.0
pac4j-core/src/test/java/org/pac4j/core/authorization/checker/DefaultAuthorizationCheckerTests.java