public function testAlignToMinutesInterval()
{
$subject = new LocalDate('2016-01-01T00:00:00', 'Europe/Berlin');
$this->assertEquals(new LocalDate('2016-01-01T00:00:00', 'Europe/Berlin'), $subject->alignToMinutesInterval(0));
$this->assertEquals(new LocalDate('2016-01-01T00:00:00', 'Europe/Berlin'), $subject->alignToMinutesInterval(7));
$this->assertEquals(new LocalDate('2016-01-01T00:00:00', 'Europe/Berlin'), $subject->alignToMinutesInterval(60));
$this->assertEquals(new LocalDate('2016-01-01T00:00:00', 'Europe/Berlin'), $subject->alignToMinutesInterval(1440));
$subject = new LocalDate('2016-01-01T00:00:06', 'Europe/Berlin');
$this->assertEquals(new LocalDate('2016-01-01T00:00:00', 'Europe/Berlin'), $subject->alignToMinutesInterval(7));
$subject = new LocalDate('2016-01-01T00:07:00', 'Europe/Berlin');
$this->assertEquals(new LocalDate('2016-01-01T00:07:00', 'Europe/Berlin'), $subject->alignToMinutesInterval(7));
$subject = new LocalDate('2016-01-01T00:08:00', 'Europe/Berlin');
$this->assertEquals(new LocalDate('2016-01-01T00:07:00', 'Europe/Berlin'), $subject->alignToMinutesInterval(7));
$subject = new LocalDate('2016-01-01T00:13:00', 'Europe/Berlin');
$this->assertEquals(new LocalDate('2016-01-01T00:07:00', 'Europe/Berlin'), $subject->alignToMinutesInterval(7));
$subject = new LocalDate('2016-01-01T00:14:00', 'Europe/Berlin');
$this->assertEquals(new LocalDate('2016-01-01T00:14:00', 'Europe/Berlin'), $subject->alignToMinutesInterval(7));
$subject = new LocalDate('2016-01-01T00:15:00', 'Europe/Berlin');
$this->assertEquals(new LocalDate('2016-01-01T00:14:00', 'Europe/Berlin'), $subject->alignToMinutesInterval(7));
}