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test: Ensure library doctest compiles & runs correctly

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This commit is contained in:
Vincent Ambo 2018-09-04 11:53:51 +02:00
parent 7c99220723
commit 5f8f252f68
1 changed files with 41 additions and 26 deletions
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67
src/lib.rs
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@ -8,40 +8,44 @@
//! ## Usage example (token with `kid`-claim)
//!
//! ```rust
//! # extern crate serde_json;
//! extern crate alcoholic_jwt;
//!
//! use alcoholic_jwt::{JWKS, Validation, validate, token_kid};
//!
//! fn validate_token() {
//! // serde instances provided
//! let jwks: JWKS = some_http_client(jwks_url).json();
//! # fn some_token_fetching_function() -> String {
//! # "eyJraWQiOiI4ckRxOFB3MEZaY2FvWFdURVZRbzcrVGYyWXpTTDFmQnhOS1BDZWJhYWk0PSIsImFsZyI6IlJTMjU2IiwidHlwIjoiSldUIn0.eyJpc3MiOiJhdXRoLnRlc3QuYXByaWxhLm5vIiwiaWF0IjoxNTM2MDUwNjkzLCJleHAiOjE1MzYwNTQyOTMsInN1YiI6IjQyIiwiZXh0Ijoic21va2V0ZXN0IiwicHJ2IjoiYXJpc3RpIiwic2NwIjoicHJvY2VzcyJ9.gOLsv98109qLkmRK6Dn7WWRHLW7o8W78WZcWvFZoxPLzVO0qvRXXRLYc9h5chpfvcWreLZ4f1cOdvxv31_qnCRSQQPOeQ7r7hj_sPEDzhKjk-q2aoNHaGGJg1vabI--9EFkFsGQfoS7UbMMssS44dgR68XEnKtjn0Vys-Vzbvz_CBSCH6yQhRLik2SU2jR2L7BoFvh4LGZ6EKoQWzm8Z-CHXLGLUs4Hp5aPhF46dGzgAzwlPFW4t9G4DciX1uB4vv1XnfTc5wqJch6ltjKMde1GZwLR757a8dJSBcmGWze3UNE2YH_VLD7NCwH2kkqr3gh8rn7lWKG4AUIYPxsw9CB".into()
//! # }
//!
//! let token: String = some_token_fetcher();
//! # fn jwks_fetching_function() -> JWKS {
//! # let jwks_json = "{\"keys\":[{\"kty\":\"RSA\",\"alg\":\"RS256\",\"use\":\"sig\",\"kid\":\"8rDq8Pw0FZcaoXWTEVQo7+Tf2YzSL1fBxNKPCebaai4=\",\"n\":\"l4UTgk1zr-8C8utt0E57DtBV6qqAPWzVRrIuQS2j0_hp2CviaNl5XzGRDnB8gwk0Hx95YOhJupAe6RNq5ok3fDdxL7DLvppJNRLz3Ag9CsmDLcbXgNEQys33fBJaPw1v3GcaFC4tisU5p-o1f5RfWwvwdBtdBfGiwT1GRvbc5sFx6M4iYjg9uv1lNKW60PqSJW4iDYrfqzZmB0zF1SJ0BL_rnQZ1Wi_UkFmNe9arM8W9tI9T3Ie59HITFuyVSTCt6qQEtSfa1e5PiBaVuV3qoFI2jPBiVZQ6LPGBWEDyz4QtrHLdECPPoTF30NN6TSVwwlRbCuUUrdNdXdjYe2dMFQ\",\"e\":\"DhaD5zC7mzaDvHO192wKT_9sfsVmdy8w8T8C9VG17_b1jG2srd3cmc6Ycw-0blDf53Wrpi9-KGZXKHX6_uIuJK249WhkP7N1SHrTJxO0sUJ8AhK482PLF09Qtu6cUfJqY1X1y1S2vACJZItU4Vjr3YAfiVGQXeA8frAf7Sm4O1CBStCyg6yCcIbGojII0jfh2vSB-GD9ok1F69Nmk-R-bClyqMCV_Oq-5a0gqClVS8pDyGYMgKTww2RHgZaFSUcG13KeLMQsG2UOB2OjSC8FkOXK00NBlAjU3d0Vv-IamaLIszO7FQBY3Oh0uxNOvIE9ofQyCOpB-xIK6V9CTTphxw\"}]}";
//! # serde_json::from_str(jwks_json).unwrap()
//! # }
//!
//! // Several types of built-in validations are provided:
//! let validations = vec![
//! Validation::Issuer("some-issuer"),
//! Validation::Audience("some-audience"),
//! Validation::SubjectPresent,
//! ];
//!
//! // Extracting a KID is about the only safe operation that can be
//! // done on a JWT before validating it.
//! let kid = token_kid(token).expect("No 'kid' claim present in token");
//! // The function implied here would usually perform an HTTP-GET
//! // on the JWKS-URL for an authentication provider and deserialize
//! // the result into the `alcoholic_jwt::JWKS`-struct.
//! let jwks: JWKS = jwks_fetching_function();
//!
//! let jwk = jwks.find(kid).expect("Specified key not found in set");
//! let token: String = some_token_fetching_function();
//!
//! match validate(token, jwk, validations) {
//! Valid => println!("Token is valid!"),
//! InvalidSignature(reason) => println!("Token signature invalid: {}", reason),
//! InvalidClaims(reasons) => {
//! println!("Token claims are totally invalid!");
//! for reason in reasons {
//! println!("Validation failure: {}", reason);
//! }
//! },
//! }
//! }
//! // Several types of built-in validations are provided:
//! let validations = vec![
//! Validation::Issuer("some-issuer".into()),
//! Validation::Audience("some-audience".into()),
//! Validation::SubjectPresent,
//! ];
//!
//! // If a JWKS contains multiple keys, the correct KID first
//! // needs to be fetched from the token headers.
//! let kid = token_kid(&token)
//! .expect("Failed to decode token headers")
//! .expect("No 'kid' claim present in token");
//!
//! let jwk = jwks.find(&kid).expect("Specified key not found in set");
//!
//! validate(token, jwk, validations).expect("Token validation has failed!");
//! ```
//!
//! [JWKS]: https://tools.ietf.org/html/rfc7517
@ -136,7 +140,18 @@ pub struct ValidJWT {
/// Possible token claim validations. This enumeration only covers
/// common use-cases, for other types of validations the user is
/// encouraged to inspect the claim set manually.
pub enum Validation {}
pub enum Validation {
/// Validate that the issuer ("iss") claim matches a specified
/// value.
Issuer(String),
/// Validate that the audience ("aud") claim matches a specified
/// value.
Audience(String),
/// Validate that a subject value is present.
SubjectPresent,
}
/// Possible results of a token validation.
#[derive(Debug)]