82 lines
2.6 KiB
Rust
82 lines
2.6 KiB
Rust
use email_newsletter_api::{
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configuration::{get_configuration, DatabaseSettings},
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telemetry::{get_subscriber, init_subscriber},
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};
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use once_cell::sync::Lazy;
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use secrecy::ExposeSecret;
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use sqlx::{Connection, Executor, PgConnection, PgPool};
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use std::net::TcpListener;
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use uuid::Uuid;
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static TRACING: Lazy<()> = Lazy::new(|| {
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if std::env::var("TEST_LOG").is_ok() {
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let subscriber = get_subscriber("test".into(), "info".into(), std::io::stdout);
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init_subscriber(subscriber);
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} else {
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let subscriber = get_subscriber("test".into(), "debug".into(), std::io::sink);
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init_subscriber(subscriber);
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}
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});
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pub struct TestApp {
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pub address: String,
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pub db_pool: PgPool,
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}
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#[allow(clippy::let_underscore_future)]
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pub async fn spawn_app() -> TestApp {
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Lazy::force(&TRACING);
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/* Spawn a app server with a TcpListener bound to localhost:<random port>
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*
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* Returns a valid IPv4 string (i.e localhost:8080)
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*/
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let listener = TcpListener::bind("127.0.0.1:0").expect("Failed to bind to a random port");
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let mut configuration = get_configuration().expect("Failed to read configuration");
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configuration.database.database_name = Uuid::new_v4().to_string();
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let db_conn_pool = configure_test_database(&configuration.database).await;
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let port = listener.local_addr().unwrap().port();
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let server = email_newsletter_api::startup::run(listener, db_conn_pool.clone())
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.expect("Failed to bind address");
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/* `tokio::spawn(/*async task*/)` will spawn an async task to be run.
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We can continue executing other code concurrently while `task` runs in the background.
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If we need to wait for `task` to complete before proceeding,
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we can use `task.await`
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(which `#[tokio::test]` will take care for us in the mean time).*/
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let _ = tokio::spawn(server);
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TestApp {
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address: format!("http://127.0.0.1:{}", port),
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db_pool: db_conn_pool,
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}
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}
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pub async fn configure_test_database(db_config: &DatabaseSettings) -> PgPool {
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let mut connection =
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PgConnection::connect(db_config.connection_string_without_db().expose_secret())
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.await
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.expect("Failed to connect to Postgres");
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connection
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.execute(format!(r#"CREATE DATABASE "{}";"#, db_config.database_name).as_str())
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.await
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.expect("Failed to create database");
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let conn_pool = PgPool::connect(db_config.connection_string().expose_secret())
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.await
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.expect("Failed to connect to PostgreSQL pool");
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sqlx::migrate!("./migrations")
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.run(&conn_pool)
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.await
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.expect("Failed to migrate the database");
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conn_pool
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}
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