Dynamically add teardown routine
addTeardown(testCase,tearDownFcn) adds the tearDownFcn function handle that defines fixture teardown code to the testCase instance. The teardown code is executed in the reverse order to which it is added. This is known as LIFO (or Last-In-First-Out).
Function, specified as a function handle, that defines the fixture teardown code
Input arguments, 1 through N (if any), required by tearDownFcn, specified by any type. The argument type is specified by the function argument list.