/**
* This method tests the boxing of a value.
*
* @dataProvider data_box
*/
public function test_box(array $provided, array $expected)
{
//$this->markTestIncomplete();
$p0 = IHashSet\Type::box($provided);
$this->assertInstanceOf('\\Saber\\Data\\IHashSet\\Type', $p0);
$p1 = $p0->unbox();
$e1 = $expected[0];
$this->assertInternalType('array', $p1);
$this->assertCount($e1, $p1);
}
/**
* This method returns a hash set which represents the asymmetric difference between
* the two specified hash sets.
*
* @access public
* @static
* @param IHashSet\Type $xs the first hash set
* @param IHashSet\Type $ys the second hash set
* @return IHashSet\Type a hash set which represents the (asymmetric)
* difference of the two specified hash sets
*/
public static function without(IHashSet\Type $xs, IHashSet\Type $ys) : IHashSet\Type
{
$zs = IHashSet\Type::box($xs->unbox());
$yi = IHashSet\Module::iterator($ys);
foreach ($yi as $y) {
$zs->removeItem($y);
}
return $zs;
}
