use unicode_math_class::{class, MathClass};

assert_eq!(class('0'), Some(MathClass::Normal));
assert_eq!(class('a'), Some(MathClass::Alphabetic));
assert_eq!(class('𝔸'), Some(MathClass::Alphabetic));
assert_eq!(class('+'), Some(MathClass::Vary));
assert_eq!(class('×'), Some(MathClass::Binary));
assert_eq!(class('('), Some(MathClass::Opening));
assert_eq!(class(','), Some(MathClass::Punctuation));
assert_eq!(class('|'), Some(MathClass::Fence));
assert_eq!(class('😃'), None);