//! Tests a single server with multiple simultaneous connections.

#[tokio::test]

async fn simultaneous_connections() -> anyhow::Result<()> {

    let dir = TestDirectory::new("simultaneous-connections.bonsaidb");

    let server = Server::open(

        ServerConfiguration::new(&dir)

            .default_permissions(DefaultPermissions::AllowAll)

            .with_schema::<BasicSchema>()?,

    )

    .await?;

    server.install_self_signed_certificate(false).await?;

    let certificate = server

        .certificate_chain()

        .await?

        .into_end_entity_certificate();

    tokio::spawn(async move { server.listen_on(12345).await });

    let client = Client::build(Url::parse("bonsaidb://localhost:12345")?)

        .with_certificate(certificate)

        .finish()?;

    let mut tasks = Vec::new();

    for i in 0usize..10 {

        tasks.push(test_one_client(client.clone(), format!("test{}", i)));

    }

    futures::future::join_all(tasks)

        .await

        .into_iter()

        .collect::<Result<Vec<()>, anyhow::Error>>()?;

    Ok(())

}

async fn test_one_client(client: Client, database_name: String) -> anyhow::Result<()> {

    for _ in 0u32..50 {

        client

            .create_database::<BasicSchema>(&database_name, false)

            .await

            .unwrap();

        let db = client.database::<BasicSchema>(&database_name).await?;

        test_util::store_retrieve_update_delete_tests(&db)

            .await

            .unwrap();

        client.delete_database(&database_name).await.unwrap();

    Ok(())

}