Write tests.

1 files changed, 86 insertions, 0 deletions

diff --git a/src/login/routes/test/logout.rs b/src/login/routes/test/logout.rs
new file mode 100644
index 0000000..003bc8e
--- /dev/null
+++ b/src/login/routes/test/logout.rs
@@ -0,0 +1,86 @@
+use axum::{
+    extract::{Json, State},
+    http::StatusCode,
+};
+
+use crate::{
+    login::{app, routes},
+    test::fixtures,
+};
+
+#[tokio::test]
+async fn successful() {
+    // Set up the environment
+
+    let app = fixtures::scratch_app().await;
+    let now = fixtures::now();
+    let login = fixtures::login::create_for_login(&app).await;
+    let identity = fixtures::identity::logged_in(&app, &login, &now).await;
+    let secret = fixtures::identity::secret(&identity);
+
+    // Call the endpoint
+
+    let (response_identity, response_status) = routes::on_logout(
+        State(app.clone()),
+        identity.clone(),
+        Json(routes::LogoutRequest {}),
+    )
+    .await
+    .expect("logged out with a valid token");
+
+    // Verify the return value's basic structure
+
+    assert!(response_identity.secret().is_none());
+    assert_eq!(StatusCode::NO_CONTENT, response_status);
+
+    // Verify the semantics
+
+    let error = app
+        .logins()
+        .validate(secret, &now)
+        .await
+        .expect_err("secret is invalid");
+    match error {
+        app::ValidateError::InvalidToken => (), // should be invalid
+        other => panic!("expected ValidateError::InvalidToken, got {other:#}"),
+    }
+}
+
+#[tokio::test]
+async fn no_identity() {
+    // Set up the environment
+
+    let app = fixtures::scratch_app().await;
+
+    // Call the endpoint
+
+    let identity = fixtures::identity::not_logged_in();
+    let (identity, status) =
+        routes::on_logout(State(app), identity, Json(routes::LogoutRequest {}))
+            .await
+            .expect("logged out with no token");
+
+    // Verify the return value's basic structure
+
+    assert!(identity.secret().is_none());
+    assert_eq!(StatusCode::NO_CONTENT, status);
+}
+
+#[tokio::test]
+async fn invalid_token() {
+    // Set up the environment
+
+    let app = fixtures::scratch_app().await;
+
+    // Call the endpoint
+
+    let identity = fixtures::identity::fictitious();
+    let routes::LogoutError(error) =
+        routes::on_logout(State(app), identity, Json(routes::LogoutRequest {}))
+            .await
+            .expect_err("logged out with an invalid token");
+
+    // Verify the return value's basic structure
+
+    fixtures::error::expected!(error, app::ValidateError::InvalidToken);
+}