public function testValueWithTimestampType()
{
$value = GiiantFaker::value(GiiantFaker::TYPE_TIMESTAMP);
$this->specify('returned value is string containing timestamp', function () use($value) {
expect('value is not empty', $value)->notEmpty();
expect('value is string', is_string($value))->true();
\DateTime::createFromFormat(GiiantFaker::FORMAT_TIMESTAMP, $value);
});
}