[UFUNCTION](Programming/UnrealArchitecture/Reference/Functions)(Exec) static [FInterchangeTestFunctionResult](API\Plugins\InterchangeTests\FInterchangeTestFunctionResult) CheckImportedMaterialCount ( const [TArray](API\Runtime\Core\Containers\TArray)< [UMaterialInterface](API\Runtime\Engine\Materials\UMaterialInterface) * > & MaterialInterfaces, int32 ExpectedNumberOfImportedMaterials )