Class TimestampTest

src/test/java/com/amazon/ion/TimestampTest.java:60–3182

Validates Ion date parsing, specified as per W3C but with requiring at least year-month-day. @see the W3C datetime note

 * @see <a href="http://www.w3.org/TR/NOTE-datetime">the W3C datetime note</a>
 */
public class TimestampTest
    extends IonTestCase
{
    @Rule
    public ExpectedException thrown = ExpectedException.none();

    /**
     * Earliest Ion timestamp possible, that is, "0001-01-01".
     */
    private static final Timestamp EARLIEST_ION_TIMESTAMP =
        Timestamp.valueOf("0001-01-01");

    private static final Timestamp UNIX_EPOCH_TIMESTAMP =
        Timestamp.valueOf("1970-01-01T00:00:00.000Z");

    /**
     * PST = -08:00 = -480
     */
    private static final int PST_OFFSET = -8 * 60;


    public static Calendar makeUtcCalendar()
    {
        Calendar cal = Calendar.getInstance(UTC);
        cal.setTimeInMillis(0);        // clear all fields, else they are "now"
        return cal;
    }


    public IonTimestamp parse(String text)
    {
        return (IonTimestamp) oneValue(text);
    }


    @Override
    public void badValue(String text)
    {
        super.badValue(text);

        try {
            Timestamp.valueOf(text);
            fail("Expected exception parsing text: " + text);
        }
        catch (IllegalArgumentException e) { }
    }


    private void checkTimestamp(Date expected, IonTimestamp actual)
    {
        assertSame(IonType.TIMESTAMP, actual.getType());
        Date found = actual.dateValue();
        assertNotNull("date is null", found);

        // Ensure that dateValue() returns a new instance each call!
        assertNotSame(found, actual.dateValue());

        assertEquals(expected, found);