/**
* @dataProvider filteringProvider
*/
public function testItWorksCorrectly($expectedResult, callable $filter, $data)
{
$result = ArrayFilter::execute($data, $filter);
$this->assertEquals($expectedResult, $result);
$this->assertCount(count($expectedResult), $result);
}
/**
* Returns a new list that only contains the element which the filter is returned.
* The filter is accept any callable type.
*
* The callable takes two argument, the first is the key and the second is the
* value of the element.
*
* @param callable $filter
*
* @return \BuildR\Collection\ArrayList\ListInterface
*/
public function filter(callable $filter)
{
$result = ArrayFilter::execute($this->data, $filter);
return new self($result);
}
