code refactor

Reviewed-on: #26

crates/application/tests/users/get_users_test.rs

@@ -0,0 +1,36 @@
+use crate::support::TestContextBuilder;
+use domain::testing::test_user;
+
+use application::users::deps::GetUsersListDeps;
+use application::users::get_users;
+use application::users::queries::GetUsersQuery;
+
+fn deps(b: &TestContextBuilder) -> GetUsersListDeps {
+    GetUsersListDeps {
+        user: b.user_repo.clone(),
+        federation_admin: b.federation_admin.clone(),
+    }
+}
+
+#[tokio::test]
+async fn returns_empty_lists_when_nothing_exists() {
+    let b = TestContextBuilder::new();
+
+    let result = get_users::execute(&deps(&b), GetUsersQuery).await.unwrap();
+
+    assert!(result.users.is_empty());
+    assert!(result.remote_actors.is_empty());
+}
+
+#[tokio::test]
+async fn lists_saved_user() {
+    let b = TestContextBuilder::new();
+    let user = test_user("alice");
+    b.user_repo.save(&user).await.unwrap();
+
+    let result = get_users::execute(&deps(&b), GetUsersQuery).await.unwrap();
+
+    assert_eq!(result.users.len(), 1);
+    assert_eq!(result.users[0].username(), "alice");
+    assert!(result.remote_actors.is_empty());
+}