If no arguments are given, the full context is returned. Otherwise the value contained in the context are sliced with offset and length.
Inheritance: extends AbstractOperation
 /**
  * @test
  * @dataProvider sliceExamples
  */
 public function evaluateSetsTheCorrectPartOfTheContextArray($value, $arguments, $expected)
 {
     $flowQuery = new \Neos\Eel\FlowQuery\FlowQuery($value);
     $operation = new SliceOperation();
     $operation->evaluate($flowQuery, $arguments);
     $this->assertEquals($expected, $flowQuery->getContext());
 }