in src/content/line.rs [329:339]
fn test_equality_unequal() {
let lhs = Line(vec![Span::new_styled_lossy(
" xxx ".to_owned().dark_yellow(),
)]);
let rhs = Line(vec![
Span::new_styled_lossy(" ".to_owned().black()),
Span::new_styled_lossy("xxx".to_owned().dark_yellow()),
Span::new_styled_lossy(" ".to_owned().red()),
]);
assert_eq!(lhs, rhs);
}