@Test
public void testToString() throws Exception {

    RangeOption range = new RangeOption(0, 100);
    assertThat(range.toString()).isEqualTo("Range=0-100");
    range = new RangeOption(0, RangeOption.TERMINAL_END_OF_RANGE);
    assertThat(range.toString()).isEqualTo("Range=0-*");
    range = new RangeOption(0, RangeOption.TERMINAL_MISSING);
    assertThat(range.toString()).isEqualTo("Range=0");
}