A test apparatus for testing user equipment devices comprising: a graphical user interface, GUI, comprising a display unit; functional entities, FEs (2-i), comprising an RF Front End or an AF/IQ/SPDif Front end; functional block items, FBIs, representing the functional entities, FEs (2-i) displayed on the display unit of the GUI; a test case, TC, of a test case pool, TCP; a test case item, TCI, representing the test case, TC, displayed on the display unit of the GUI; the test apparatus is configured to assign a selected test case, TC, by shifting the test case item, TCI, representing the selected test case, TC, to functional block items, FBIs, on the display unit of the GUI; wherein the test apparatus further comprises a processing unit configured to compare the test capability required by the selected test case, TC, as indicated by its associated test case item, TCI, with the test capabilities offered by the functional entities, FEs (2-i), assigned to the selected test case, TC, as indicated by the functional block items, FBIs, of the assigned functional entities, FEs (2-i), and to initiate, when the test capabilities of the functional entities, FEs (2-i), assigned to the selected test case, TC, match the test capabilities required by the selected test case, TC, a test procedure using the assigned functional entities, FEs (2-i), for the test case, TC, in response to an input command when no further test cases, TCs, are selected from the test case pool, TCP; to inform a user that the test case capabilities are not sufficient for the selected test case when there is no match of the test capabilities required by the selected test case, TC. a graphical user interface, GUI, comprising a display unit; functional entities, FEs (2-i), comprising an RF Front End or an AF/IQ/SPDif Front end; functional block items, FBIs, representing the functional entities, FEs (2-i) displayed on the display unit of the GUI; a test case, TC, of a test case pool, TCP; a test case item, TCI, representing the test case, TC, displayed on the display unit of the GUI; the test apparatus is configured to assign a selected test case, TC, by shifting the test case item, TCI, representing the selected test case, TC, to functional block items, FBIs, on the display unit of the GUI; wherein the test apparatus further comprises a processing unit configured to compare the test capability required by the selected test case, TC, as indicated by its associated test case item, TCI, with the test capabilities offered by the functional entities, FEs (2-i), assigned to the selected test case, TC, as indicated by the functional block items, FBIs, of the assigned functional entities, FEs (2-i), and to initiate, when the test capabilities of the functional entities, FEs (2-i), assigned to the selected test case, TC, match the test capabilities required by the selected test case, TC, a test procedure using the assigned functional entities, FEs (2-i), for the test case, TC, in response to an input command when no further test cases, TCs, are selected from the test case pool, TCP; to inform a user that the test case capabilities are not sufficient for the selected test case when there is no match of the test capabilities required by the selected test case, TC. compare the test capability required by the selected test case, TC, as indicated by its associated test case item, TCI, with the test capabilities offered by the functional entities, FEs (2-i), assigned to the selected test case, TC, as indicated by the functional block items, FBIs, of the assigned functional entities, FEs (2-i), and to initiate, when the test capabilities of the functional entities, FEs (2-i), assigned to the selected test case, TC, match the test capabilities required by the selected test case, TC, a test procedure using the assigned functional entities, FEs (2-i), for the test case, TC, in response to an input command when no further test cases, TCs, are selected from the test case pool, TCP; to inform a user that the test case capabilities are not sufficient for the selected test case when there is no match of the test capabilities required by the selected test case, TC.