Update test suite to drop database automatically when test is successfull

tests/api/login.rs

@@ -1,8 +1,9 @@
 use crate::helpers::{TestApp, assert_is_redirect_to};
+use sqlx::PgPool;
 
-#[tokio::test]
-async fn an_error_html_fragment_is_returned_on_failure() {
-    let app = TestApp::spawn().await;
+#[sqlx::test]
+async fn an_error_html_fragment_is_returned_on_failure(connection_pool: PgPool) {
+    let app = TestApp::spawn(connection_pool).await;
 
     let login_body = serde_json::json!({
         "username": "user",
@@ -17,9 +18,9 @@ async fn an_error_html_fragment_is_returned_on_failure() {
     assert!(response_html.contains("Invalid credentials"));
 }
 
-#[tokio::test]
-async fn login_redirects_to_admin_dashboard_after_login_success() {
-    let app = TestApp::spawn().await;
+#[sqlx::test]
+async fn login_redirects_to_admin_dashboard_after_login_success(connection_pool: PgPool) {
+    let app = TestApp::spawn(connection_pool).await;
 
     let login_body = serde_json::json!({
         "username": &app.test_user.username,