/**
  * @throws \Exception
  */
 public function testKeyNormalizerStudly()
 {
     $this->storage->setKeyNormalizer(ArrayDataStorage::KEY_CASE_STUDLY);
     $this->storage->setItem('testItem1', 'testValue1');
     $this->storage->offsetSet('test_item2', 'testValue2');
     $this->assertEquals('testValue1', $this->storage->getItem('TestItem1'));
     $this->assertEquals('testValue2', $this->storage->getItem('TestItem2'));
 }
 public function offsetSet($offset, $value)
 {
     $this->assertValidationPassed();
     $this->dataStorage->offsetSet($offset, $value);
 }