Example:
$time = $bigQuery->time(new \DateTime('12:15:00.482172'));
public function testToString()
{
$value = new \DateTime();
$time = new Time($value);
$expected = $value->format('H:i:s.u');
$this->assertEquals($expected, (string) $time);
$this->assertEquals($expected, $time->formatAsString());
}
