public function testCallback()
{
$called = false;
$callback = function () use(&$called) {
$called = true;
return 'bar';
};
$filter = new Callback($callback);
$result = $filter->filter('foo');
$this->assertTrue($called);
$this->assertEquals('bar', $result);
}
/**
* @test
* @dataProvider filterResults
*/
function it_returns_callback_result($callback, $data, $filtered)
{
$filter = new Callback($callback);
$this->assertSame($filtered, $filter->filter($data));
}
