assertEquals("12 ab", normalizeText(" 123\nabc ", 100, 2, -1, false));
        assertEquals("12", normalizeText(" 123abc ", 100, 2, -1, false));
    }

    public void test_getContent_maxSymbol() {
        assertEquals("", normalizeText((String) null, 100, -1, 2, false));
        assertEquals("", normalizeText("", 100, -1, 2, false));
        assertEquals("", normalizeText(" ", 100, -1, 2, false));