The input will be transformed to the element type given with the $targetType (Type) using available type converters and the result will be used to populate a Doctrine ArrayCollection.
Inheritance: extends AbstractTypeConverter
 /**
  * @test
  */
 public function getTypeOfChildPropertyReturnsEmptyStringForElementTypeIfNotGivenInTargetType()
 {
     $this->assertEquals('', $this->converter->getTypeOfChildProperty('array', '', $this->createMock(PropertyMappingConfigurationInterface::class)));
 }