23     pub options: Vec<TestOption<'a>>,
28 pub enum TestOption<'a> {  enum
45                 .map(TestOption::new)  in new()
61 impl<'a> TestOption<'a> {  implementation
66             None => TestOption::Flag(s),  in new()
67             Some(p) => TestOption::Value(&s[0..p], &s[p + 1..]),  in new()
72 impl<'a> Display for TestOption<'a> {  implementation
75             TestOption::Flag(s) => write!(f, "{s}"),  in fmt()
76             TestOption::Value(s, v) => write!(f, "{s}={v}"),  in fmt()
87         assert_eq!(TestOption::new(""), TestOption::Flag(""));  in parse_option()
88         assert_eq!(TestOption::new("foo"), TestOption::Flag("foo"));  in parse_option()
89         assert_eq!(TestOption::new("foo=bar"), TestOption::Value("foo", "bar"));  in parse_option()