use std::default::Default;
use error::Error;
#[derive(Debug, PartialEq, RustcDecodable, RustcEncodable)]
pub struct Header {
pub typ: Option<HeaderType>,
pub kid: Option<String>,
pub alg: Algorithm,
}
#[derive(Debug, PartialEq, RustcDecodable, RustcEncodable)]
pub enum HeaderType {
JWT,
}
#[derive(Debug, PartialEq, RustcDecodable, RustcEncodable)]
pub enum Algorithm {
HS256, RS256,
}
impl Default for Header {
fn default() -> Header {
Header {
typ: Some(HeaderType::JWT),
kid: None,
alg: Algorithm::HS256,
}
}
}
#[cfg(test)]
mod tests {
use Component;
use header::{
Algorithm,
Header,
HeaderType,
};
#[test]
fn from_base64() {
let enc = "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9";
let header = Header::from_base64(enc).unwrap();
assert_eq!(header.typ.unwrap(), HeaderType::JWT);
assert_eq!(header.alg, Algorithm::HS256);
let enc = "eyJhbGciOiJSUzI1NiIsImtpZCI6IjFLU0YzZyJ9";
let header = Header::from_base64(enc).unwrap();
assert_eq!(header.kid.unwrap(), "1KSF3g".to_string());
assert_eq!(header.alg, Algorithm::RS256);
}
#[test]
fn roundtrip() {
let header: Header = Default::default();
let enc = Component::to_base64(&header).unwrap();
assert_eq!(header, Header::from_base64(&*enc).unwrap());
}
}