A and C Alarms:

Test_002 - Call acknowledge and/or confirm on the alarm (that has returned to normal)
Test_003 - Call acknowledge and/or confirm on multiple alarm (that has returned to normal)

Both the test cases expects the ConditionType alarm (please see the attached screenshot)
However, the acknowledge and confirm methods are available on AcknowledgeableConditionType → No use of ConditionType alarm
Ref: https://reference.opcfoundation.org/v104/Core/docs/Part9/5.7.3/
Ref: https://reference.opcfoundation.org/v104/Core/docs/Part9/5.7.4/

Test_004 - If the InputNode property is not null, Select an alarm and read the value of the nodeid that was returned from the InputNode property (please see the attached screenshot)
The test case expects ConditionType alarm (Please see the attached screenshot), however, the InputNode is only available on AlarmConditionType ⇾ No use of ConditionType alarm
Ref: https://reference.opcfoundation.org/v104/Core/docs/Part9/5.8.2/

A and C Shelve:

Test_002 - Err_004: Expects the ConditionType and AckConditionType alarms (Please see the attached screenshot),
However, the OneShotShelve, TimedShelve, and Unshelve methods are available on AlarmConditonType ⇾ No use of ConditionType and AckConditionType alarms
Ref: https://reference.opcfoundation.org/Core/docs/Part9/5.8.2/

The test scripts needed to be revised.