/**
* This method tests the "head" method.
*
* @dataProvider data_head
*/
public function test_head(array $provided, array $expected)
{
$p0 = ILinkedList\Type::make($provided[0], '\\Saber\\Data\\IInt32\\Type');
$r0 = ILinkedList\Module::head($p0);
$e0 = $expected[0];
$this->assertInstanceOf('\\Saber\\Data\\IInt32\\Type', $r0);
$this->assertSame($e0, $r0->unbox());
}