/** * @test */ public function shouldReturnAdditionalValueInRecursiveDiff() { //given $array1 = array('a' => array('b' => 'c', 'd' => 'e'), 'f' => array('b' => 'c'), 'z'); $array2 = array('a' => array('b' => 'c')); //when $recursiveDiff = Arrays::recursiveDiff($array1, $array2); //then $this->assertEquals(array('a' => array('d' => 'e'), 'f' => array('b' => 'c'), 'z'), $recursiveDiff); }