[Misc] Add a minor assert

xwiki-platform-core/xwiki-platform-flamingo/xwiki-platform-flamingo-skin/xwiki-platform-flamingo-skin-test/xwiki-platform-flamingo-skin-test-tests/src/test/it/org/xwiki/flamingo/test/ui/BreadcrumbsTest.java

@@ -87,6 +87,7 @@ public void verifyBreadcrumbInParentChildMode()
         // Verify breadcrumb doesn't display page title for the parent page (since the guest user doesn't have view
         // permission for it).
         vp = getUtil().gotoPage(getTestClassName(), getTestMethodName());
+        assertFalse(vp.isAuthenticated());
         assertFalse(vp.hasBreadcrumbContent(PARENT_TITLE, false, true));
         assertTrue(vp.hasBreadcrumbContent(CHILD_TITLE, true, true));
         assertTrue(vp.hasBreadcrumbContent(parentPageName, false, false));