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path: root/src/login/routes/test/login.rs
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use axum::{
    extract::{Json, State},
    http::StatusCode,
};

use crate::{login::routes, test::fixtures, token::app};

#[tokio::test]
async fn new_identity() {
    // Set up the environment

    let app = fixtures::scratch_app().await;

    // Call the endpoint

    let identity = fixtures::identity::not_logged_in();
    let logged_in_at = fixtures::now();
    let (name, password) = fixtures::login::propose();
    let request = routes::LoginRequest {
        name: name.clone(),
        password,
    };
    let (identity, status) =
        routes::on_login(State(app.clone()), logged_in_at, identity, Json(request))
            .await
            .expect("logged in with valid credentials");

    // Verify the return value's basic structure

    assert_eq!(StatusCode::NO_CONTENT, status);
    let secret = identity.secret().expect("logged in with valid credentials");

    // Verify the semantics

    let validated_at = fixtures::now();
    let (_, validated) = app
        .tokens()
        .validate(&secret, &validated_at)
        .await
        .expect("identity secret is valid");

    assert_eq!(name, validated.name);
}

#[tokio::test]
async fn existing_identity() {
    // Set up the environment

    let app = fixtures::scratch_app().await;
    let (name, password) = fixtures::login::create_with_password(&app, &fixtures::now()).await;

    // Call the endpoint

    let identity = fixtures::identity::not_logged_in();
    let logged_in_at = fixtures::now();
    let request = routes::LoginRequest {
        name: name.clone(),
        password,
    };
    let (identity, status) =
        routes::on_login(State(app.clone()), logged_in_at, identity, Json(request))
            .await
            .expect("logged in with valid credentials");

    // Verify the return value's basic structure

    assert_eq!(StatusCode::NO_CONTENT, status);
    let secret = identity.secret().expect("logged in with valid credentials");

    // Verify the semantics

    let validated_at = fixtures::now();
    let (_, validated_login) = app
        .tokens()
        .validate(&secret, &validated_at)
        .await
        .expect("identity secret is valid");

    assert_eq!(name, validated_login.name);
}

#[tokio::test]
async fn authentication_failed() {
    // Set up the environment

    let app = fixtures::scratch_app().await;
    let login = fixtures::login::create(&app, &fixtures::now()).await;

    // Call the endpoint

    let logged_in_at = fixtures::now();
    let identity = fixtures::identity::not_logged_in();
    let request = routes::LoginRequest {
        name: login.name,
        password: fixtures::login::propose_password(),
    };
    let routes::LoginError(error) =
        routes::on_login(State(app.clone()), logged_in_at, identity, Json(request))
            .await
            .expect_err("logged in with an incorrect password");

    // Verify the return value's basic structure

    assert!(matches!(error, app::LoginError::Rejected));
}

#[tokio::test]
async fn token_expires() {
    // Set up the environment

    let app = fixtures::scratch_app().await;
    let (name, password) = fixtures::login::create_with_password(&app, &fixtures::now()).await;

    // Call the endpoint

    let logged_in_at = fixtures::ancient();
    let identity = fixtures::identity::not_logged_in();
    let request = routes::LoginRequest { name, password };
    let (identity, _) = routes::on_login(State(app.clone()), logged_in_at, identity, Json(request))
        .await
        .expect("logged in with valid credentials");
    let secret = identity.secret().expect("logged in with valid credentials");

    // Verify the semantics

    let expired_at = fixtures::now();
    app.tokens()
        .expire(&expired_at)
        .await
        .expect("expiring tokens never fails");

    let verified_at = fixtures::now();
    let error = app
        .tokens()
        .validate(&secret, &verified_at)
        .await
        .expect_err("validating an expired token");

    assert!(matches!(error, app::ValidateError::InvalidToken));
}