/** * Test find min */ public function testFindMin() { $dates = $this->dates(); $min = (new \DateTime('@' . strtotime('-1 day')))->format('Y-m-d'); $this->assertEquals($min, DateTime::min($dates)->format('Y-m-d')); $this->assertEquals($min, DateTime::min(new ArrayIterator($dates))->format('Y-m-d')); $this->assertEquals($min, call_user_func_array('Zork\\Stdlib\\DateTime::min', $dates)->format('Y-m-d')); }