Set<VirtualFile> () { final PsiElement atCaret = myFixture.getElementAtCaret(); assertNotNull(atCaret); final PsiMember memberAtCaret = PsiTreeUtil.getParentOfType(atCaret, PsiMember.class, false); assertNotNull(memberAtCaret); return ((CompilerReferenceServiceImpl)CompilerReferenceService.getInstance(myFixture.getProject())).getReferentFilesForTests(memberAtCaret); }