D-Net

    @Test

    public void testPID(){

        final String pid = "http://doi.org/10.3886/ICPSR09700.v1";

        String obtained_pid = WDSUtils.getDOI(pid);

        assert obtained_pid != "";

        assertEquals(obtained_pid,"10.3886/ICPSR09700.v1");

    }

    @Test

    public void testDate(){

        String pid = "1995";

        boolean date = WDSUtils.isDate(pid);

        assertEquals(date,true);

        pid = "2015-23";

        date = WDSUtils.isDate(pid);

        assertEquals(date,true);

        pid = "2015-23--2015-23";

        date = WDSUtils.isDate(pid);

        assertEquals(date,true);

        pid = "2015--2017";

        date = WDSUtils.isDate(pid);

        assertEquals(date,true);

    }