use axum::extract::{Json, State};

use crate::{
    empty::Empty,
    test::{fixtures, verify},
    token::app,
};

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

    let app = fixtures::scratch_app().await;
    let now = fixtures::now();
    let creds = fixtures::user::create_with_password(&app, &fixtures::now()).await;
    let identity = fixtures::cookie::logged_in(&app, &creds, &now).await;

    // Call the endpoint

    let (response_identity, Empty) = super::handler(
        State(app.tokens()),
        fixtures::now(),
        identity.clone(),
        Json::default(),
    )
    .await
    .expect("logged out with a valid token");

    // Verify the return value's basic structure
    assert!(response_identity.secret().is_none());

    // Verify the semantics
    verify::identity::invalid(&app, &identity).await;
}

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

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

    // Call the endpoint

    let identity = fixtures::cookie::not_logged_in();
    let (identity, Empty) = super::handler(
        State(app.tokens()),
        fixtures::now(),
        identity,
        Json::default(),
    )
    .await
    .expect("logged out with no token succeeds");

    // Verify the return value's basic structure

    assert!(identity.secret().is_none());
}

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

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

    // Call the endpoint

    let identity = fixtures::cookie::fictitious();
    let super::Error(error) = super::handler(
        State(app.tokens()),
        fixtures::now(),
        identity,
        Json::default(),
    )
    .await
    .expect_err("logged out with an invalid token fails");

    // Verify the return value's basic structure

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