MicroMVDs for exchange requirements/Element classes MicroMVD

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The following MicroMVD vocabulary can be used to ensure Industry Foundation Classes (IFC) elements belong to the correct IFC class.

Feature: Element classes

In order to correctly identify objects
As any interested stakeholder filtering objects for a particular purpose
All IFC elements must belong to the appropriate IFC class

Scenario: Receiving a file
 * The IFC file "{file}" must be provided
 * IFC data must use the {schema} schema

Scenario: Ensure all IFC type elements use the correct IFC class
 * The element {guid} is an {ifc_class}
 * The element {guid} is an {ifc_class} only
 * The element {guid} is further defined as a {predefined_type}
 * The element {guid} should not exist because {reason}

You can fill out the variables using the guide below.

Variable	Example	Description
{file}	project.ifc	The filename or path to any IFC file.
{schema}	IFC4	The schema version. At the moment, these are likely to be either IFC4 or IFC2X3.
{guid}	28q3AgmxP5cepIweO5Of$o	This is a 22 character GlobalId for a particular IFC element.
{ifc_class}	IfcWall	This case insensitive text value must correspond to the full name of an IFC class.
{predefined_type}	BEAM	This case insensitive text value must correspond to the predefined type of an IFC class, or a custom object type.
{reason}	we don't need it	You can write anything here to describe any reason.