@Test
public void testGetTimeRange_throwsOnMissingStopValue() throws ParseException {

    final Configuration config = new Configuration();
    config.put("start", "1978-01-01T00:00:00Z");
    try {
        ConfigUtil.getTimeRange("start", "stop", config);
        fail("ToolException expected");
    } catch (ToolException expected) {
    }
}