101 lines
3.2 KiB
Rust
101 lines
3.2 KiB
Rust
use std::net::TcpListener;
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use mail_app::startup::run;
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use sqlx::{PgConnection, Connection};
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use mail_app::configuration::get_configuration;
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// Create new instance of the application on a random port and return address [`http://localhost:XXXX`]
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fn spawn_app() -> String {
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let listener = TcpListener::bind("127.0.0.1:0").expect("Failed to bind to random port");
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let port = listener.local_addr().unwrap().port();
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let server = run(listener).expect("Failed to bind address");
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let _ = tokio::spawn(server);
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format!("http://127.0.0.1:{}", port)
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}
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#[actix_rt::test]
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async fn health_check_works() {
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// Arrange
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let address = spawn_app();
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let client = reqwest::Client::new();
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// Perform a 'reqwest' against endpoint
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let response = client
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.get(&format!("{}/health_check", &address))
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.send()
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.await
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.expect("Failed to execute request.");
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// Assert our test
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assert!(response.status().is_success());
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assert_eq!(Some(0), response.content_length());
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}
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#[actix_rt::test]
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async fn subscribe_returns_200_for_valid_form_data() {
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// Arrange
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let app_address = spawn_app();
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let configuration = get_configuration().expect("Failed to read configuration.");
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let connection_string = configuration.database.connection_string();
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// Connection trait MUST be in scope to invoke.
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let mut connection = PgConnection::connect(&connection_string)
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.await
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.expect("Failed to connect to Postgres.");
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let client = reqwest::Client::new();
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let body = "name=le%20guin&email=usrula_le_guin%40gmail.com";
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// Act
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let response = client
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.post(&format!("{}/subscriptions", &app_address))
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.header("Content-Type", "application/x-www-form-urlencoded")
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.body(body)
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.send()
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.await
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.expect("Failed to execute request.");
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// Assert test
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assert_eq!(200, response.status().as_u16());
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let saved = sqlx::query!("SELECT email, name FROM subscriptions",)
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.fetch_one(&mut connection)
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.await
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.expect("Failed to fetch saved subscription.");
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assert_eq!(saved.email, "ursula_le_guin@gmail.com");
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assert_eq!(saved.name, "le guin");
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}
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#[actix_rt::test]
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async fn subscrib_returns_400_for_missing_form_data() {
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//Arrange
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let app_address = spawn_app();
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let client = reqwest::Client::new();
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let test_cases = vec![
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("name=le%20guin", "missing the email"),
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("email=ursula_le_guin%40gmail.com", "missing the name"),
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("", "missing both name and email")
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];
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for (invalid_body, error_message) in test_cases {
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// Act
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let response = client
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.post(&format!("{}/subscriptions", &app_address))
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.header("Content-Type", "application/x-www-form-urlencoded")
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.body(invalid_body)
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.send()
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.await
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.expect("Failed to execute request.");
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// Assert
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assert_eq!(
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400,
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response.status().as_u16(),
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// Customised error message on test failure
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"The API did not fail with 400 Bad Request when the payload was {}.", error_message
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);
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}
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} |