DateValue implements CellValue { @Override public String toString() { return "DateValue[" + this.value + "]"; } DateValue(final Date value); static DateValue from(final Object o); @Override void setToCell(final TableCell cell); @Override boolean equals(final Object o); @Override final int hashCode(); @Override String toString();  }
@Test public void testToString() { TimeZone.setDefault(TimeZone.getTimeZone("GMT")); final DateValue dv1 = new DateValue(DATE); Assert.assertEquals("DateValue[Thu Jan 01 00:02:03 GMT 1970]", dv1.toString()); }