tests for link in email & subscription status

tests/api/helpers.rs

@@ -1,11 +1,13 @@
 use once_cell::sync::Lazy;
 use sqlx::{postgres::PgPoolOptions, Connection, Executor, PgConnection, Pool, Postgres};
 use uuid::Uuid;
+use wiremock::MockServer;
 use zero2prod::{configuration::{get_configuration, DatabaseSettings}, startup::{get_connection_pool, Application}, telemetry::{get_subscriber, init_subscriber}};
 
 pub struct TestApp {
 	pub address: String,
 	pub connection_pool: Pool<Postgres>,
+	pub email_server: MockServer,
 }
 
 impl TestApp {
@@ -35,23 +37,27 @@ static TRACING: Lazy<()> = Lazy::new(|| {
 
 pub async fn spawn_app() -> TestApp {
 	Lazy::force(&TRACING);
+	let email_server = MockServer::start().await;
 
 	let config = {
 		let mut c = get_configuration().expect("Failed to read configuration");
 		c.database.database_name = Uuid::new_v4().to_string();
 		c.application.port = 0;
+		c.email_client.base_url = email_server.uri();
 		c
 	};
 
 	configure_database(&config.database).await;
 
 	let app = Application::build(config.clone()).await.expect("Failed to build app.");
+	println!("App built at port: {}", app.port());
 	let address = format!("http://127.0.0.1:{}", app.port());
 	let _fut = tokio::spawn(app.run_until_stopped());
 
 	TestApp {
 		address,
 		connection_pool: get_connection_pool(config.database),
+		email_server,
 	}
 }