@Test
 public void shouldUseFragmentTransactionToAddFragmentToDummyActivityIfSubjectIsAnFragment() {
   when(testCase.getTestSubjectClassType()).thenReturn(RoboFragment.class);
   when(reflectionUtils.classIsOfAssignableForm(RoboFragment.class, RoboFragment.class))
       .thenReturn(true);
   when(reflectionUtils.createObjectProxy(RoboFragment.class, testFieldInjector))
       .thenReturn(fragment);
   when(reflectionUtils.objectIsOfAnyType(fragment, RoboFragment.class)).thenReturn(true);
   testFieldInjector.setupTestCase();
   TestFragmentManager fragmentManager =
       (TestFragmentManager)
           shadowOf((FragmentActivity) testFieldInjector.getCurrentContextForTest())
               .getSupportFragmentManager();
   assertThat(fragmentManager.getCommittedTransactions().size(), is(1));
   assertThat(
       (RoboFragment) fragmentManager.getCommittedTransactions().get(0).getFragment(),
       is(fragment));
 }