inth-oauth2/src/token/statik.rs

70 lines
1.9 KiB
Rust

use rustc_serialize::json::Json;
use serde::{Serialize, Serializer, Deserialize, Deserializer};
use serde::de::impls::UnitVisitor;
use super::Lifetime;
use client::response::{FromResponse, ParseError, JsonHelper};
/// A static, non-expiring token.
#[derive(Debug, Clone, Copy, PartialEq, Eq, RustcEncodable, RustcDecodable)]
pub struct Static;
impl Lifetime for Static {
fn expired(&self) -> bool { false }
}
impl FromResponse for Static {
fn from_response(json: &Json) -> Result<Self, ParseError> {
let obj = try!(JsonHelper(json).as_object());
if obj.0.contains_key("expires_in") {
return Err(ParseError::UnexpectedField("expires_in"));
}
Ok(Static)
}
}
impl Serialize for Static {
fn serialize<S: Serializer>(&self, serializer: &mut S) -> Result<(), S::Error> {
serializer.serialize_unit_struct("Static")
}
}
impl Deserialize for Static {
fn deserialize<D: Deserializer>(deserializer: &mut D) -> Result<Self, D::Error> {
deserializer.deserialize_unit_struct("Static", UnitVisitor)
.and(Ok(Static))
}
}
#[cfg(test)]
mod tests {
use rustc_serialize::json::Json;
use serde_json;
use client::response::{FromResponse, ParseError};
use super::Static;
#[test]
fn from_response() {
let json = Json::from_str("{}").unwrap();
assert_eq!(Static, Static::from_response(&json).unwrap());
}
#[test]
fn from_response_with_expires_in() {
let json = Json::from_str(r#"{"expires_in":3600}"#).unwrap();
assert_eq!(
ParseError::UnexpectedField("expires_in"),
Static::from_response(&json).unwrap_err()
);
}
#[test]
fn serialize_deserialize() {
let original = Static;
let serialized = serde_json::to_value(&original);
let deserialized = serde_json::from_value(serialized).unwrap();
assert_eq!(original, deserialized);
}
}