@Test
public void invokeNumberWithGroupAndDecimalChar() {

    FunctionTestUtil.assertResult(numberFunction.invoke("9 876.124", " ", "."), BigDecimal.valueOf(9876.124));
    FunctionTestUtil.assertResult(numberFunction.invoke("9 876 000.124", " ", "."), BigDecimal.valueOf(9876000.124));
    FunctionTestUtil.assertResult(numberFunction.invoke("9.876.000,124", ".", ","), BigDecimal.valueOf(9876000.124));
}