Assert_IElement_IsNull (FUN)

FUNCTION Assert_IElement_IsNull : BOOL

Assertion function to check that a value implementing the interface IElement is null.

InOut:

Scope

Name

Type

Initial

Comment

Return

Assert_IElement_IsNull

BOOL

TRUE if the assertion passes succesfully, FALSE otherwise

Input

context

IBaseIecUnitTest

The instance of the test function block calling this function.
This instance can be provided by using THIS^.

actualValue

COL.IElement

The value to check

wsErrorMsg

WSTRING(Constants.WSTRING_LENGTH)

“”

A custom error message, that is added to the error message of the assertion itself.
If this parameter is used, it is recommended to adapt the value of the library parameter Constants.WSTRING_LENGTH.