/**
* @test
*/
public function shouldReturnsNoneWhenTheresNothingToExtract()
{
$extractor = new ListExtractor(E::path('qwerty'));
$this->assertThat($extractor->extract(array()), $this->isInstanceOf('Ustream\\Option\\None'));
}
/**
* @test
*/
public function shouldReturnNoneWhenAnyFieldIsUnextractable()
{
$extractor = new MultiPathExtractor(array('a' => E::path('baz'), 'b' => E::path('unextractable')));
$this->assertThat($extractor->extract($this->sample), $this->isInstanceOf('Ustream\\Option\\None'));
}
