assertTrue("group-assert: view/managers", entry.allowsGroup("managers", "view"));
assertTrue("group-assert: edit/managers", entry.allowsGroup("managers", "edit"));
assertTrue("false group-assert: edit/hackers", !entry.allowsGroup("hackers", "edit"));
entry.revokeGroupAccess("view", "hackers");
assertTrue("false group-revoked-assert: view/hackers", !entry.allowsGroup("hackers", "view"));
assertTrue("group-assert: view/users", entry.allowsGroup("users", "view"));
assertTrue("group-specific: view/managers", entry.allowsSpecificGroup("view", "managers"));