@Test
public void ofDate2() {
Date date = new Date(-123456789);
Timestamp time = Timestamp.of(date);
assertThat(time.toDate(), equalTo(date));
assertThat(time.getSec(), equalTo(-123457L));
assertThat(time.getNanoSec(), equalTo(211000000));
}
@Test
public void toDate1() {
Timestamp time = Timestamp.of(123456, 789000000);
assertThat(time.toDate(), equalTo(new Date(123456789)));
}