Given no Mapping Entry defined (but confirmed with one already define)
Given a new empty Mapping Entry (after a click on "Add new Mapping Entry")
When pressing the delete button on the empty Mapping Entry
Then the delete button has no effect
Expect: the delete button remove the empty Mapping Entry
Given no Mapping Entry defined (but confirmed with one already define) Given a new empty Mapping Entry (after a click on "Add new Mapping Entry") When pressing the delete button on the empty Mapping Entry Then the delete button has no effect Expect: the delete button remove the empty Mapping Entry