public function testSetDateField()
 {
     $form = $this->getMockForm();
     $field = new DatetimeField('Datetime', 'Datetime');
     $field->setForm($form);
     $field->setValue(array('date' => '24/06/2003', 'time' => '23:59:59'));
     $dateField = new DateField('Datetime[date]');
     $field->setDateField($dateField);
     $this->assertEquals($dateField->getForm(), $form, 'Sets form on new field');
     $this->assertEquals('2003-06-24', $dateField->dataValue(), 'Sets existing value on new field');
 }