AppFlowy/backend/tests/api/helper.rs

use backend::{
    application::{get_connection_pool, Application},
    config::{get_configuration, DatabaseSettings},
};
use flowy_net::request::HttpRequestBuilder;
use flowy_user::prelude::*;
use sqlx::{Connection, Executor, PgConnection, PgPool};
use uuid::Uuid;

pub struct TestApp {
    pub address: String,
    pub port: u16,
    pub pg_pool: PgPool,
}

impl TestApp {
    pub async fn register_user(&self, params: SignUpParams) -> SignUpResponse {
        let url = format!("{}/api/register", self.address);
        let resp = user_sign_up(params, &url).await.unwrap();
        resp
    }

    pub async fn sign_in(&self, params: SignInParams) -> SignInResponse {
        let url = format!("{}/api/auth", self.address);
        let resp = user_sign_in(params, &url).await.unwrap();
        resp
    }
}

pub async fn spawn_app() -> TestApp {
    let configuration = {
        let mut c = get_configuration().expect("Failed to read configuration.");
        c.database.database_name = Uuid::new_v4().to_string();
        // Use a random OS port
        c.application.port = 0;
        c
    };

    let _ = configure_database(&configuration.database).await;
    let application = Application::build(configuration.clone())
        .await
        .expect("Failed to build application.");
    let application_port = application.port();

    let _ = tokio::spawn(application.run_until_stopped());

    TestApp {
        address: format!("http://localhost:{}", application_port),
        port: application_port,
        pg_pool: get_connection_pool(&configuration.database)
            .await
            .expect("Failed to connect to the database"),
    }
}

async fn configure_database(config: &DatabaseSettings) -> PgPool {
    // Create database
    let mut connection = PgConnection::connect_with(&config.without_db())
        .await
        .expect("Failed to connect to Postgres");
    connection
        .execute(&*format!(r#"CREATE DATABASE "{}";"#, config.database_name))
        .await
        .expect("Failed to create database.");

    // Migrate database
    let connection_pool = PgPool::connect_with(config.with_db())
        .await
        .expect("Failed to connect to Postgres.");

    sqlx::migrate!("./migrations")
        .run(&connection_pool)
        .await
        .expect("Failed to migrate the database");

    connection_pool
}