RedUNIT\CUBRID\Setget::testNull PHP Метод

    public function testNull()
    {
        asrt(setget("NULL"), "NULL");
        asrt(setget("NULL"), "NULL");
        asrt(setget("0123"), "0123");
        asrt(setget("0000123"), "0000123");
        asrt(setget(NULL), NULL);
        asrt(setget(0) == 0, TRUE);
        asrt(setget(1) == 1, TRUE);
        asrt(setget(TRUE) == TRUE, TRUE);
        asrt(setget(FALSE) == FALSE, TRUE);
        // minor test sqltest
        $a = R::getWriter()->sqlStateIn('000', array());
        // Unknown state must return FALSE.
        asrt($a, FALSE);
        try {
            R::getWriter()->esc('`aaa`');
            fail();
        } catch (\Exception $e) {
            pass();
        }
        asrt($e instanceof RedException, TRUE);
    }