public function testAfterFilters()
{
$collection = new Collection();
$taskA = new CollectionTestTask('a', 'value-a');
$taskB = new CollectionTestTask('b', 'value-b');
$collection->add($taskA, 'a-name')->add($taskB, 'b-name');
// We add methods of our task instances as before and
// after tasks. These methods have access to the task
// class' fields, and may modify them as needed.
$collection->after('a-name', [$taskA, 'parenthesizer'])->after('a-name', [$taskA, 'emphasizer'])->after('b-name', [$taskB, 'emphasizer'])->after('b-name', [$taskB, 'parenthesizer'])->after('b-name', [$taskB, 'parenthesizer'], 'special-name');
$result = $collection->run();
// verify(var_export($result->getData(), true))->equals('');
// Ensure that the results have the correct key values
verify(implode(',', array_keys($result->getData())))->equals('a-name,b-name,special-name,time');
// Verify that all of the after tasks ran in
// the correct order.
verify($result['a-name']['a'])->equals('*(value-a)*');
verify($result['b-name']['b'])->equals('(*value-b*)');
// Note that the last after task is added with a special name;
// its results therefore show up under the name given, rather
// than being stored under the name of the task it was added after.
verify($result['special-name']['b'])->equals('((*value-b*))');
}
