planetwars.dev/planetwars-server/tests/integration.rs

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use axum::{
body::Body,
http::{self, Request, StatusCode},
Router,
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};
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use diesel::{PgConnection, RunQueryDsl};
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use planetwars_server::{create_db_pool, create_pw_api, db, modules, DbPool, GlobalConfig};
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use serde_json::{self, json, Value as JsonValue};
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use std::{
io,
path::{Path, PathBuf},
sync::Arc,
task::Poll,
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time::Duration,
};
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use tempfile::TempDir;
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use tower::Service;
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// Used to serialize tests that access the database.
// TODO: see to what degree we could support transactional testing.
static DB_LOCK: parking_lot::Mutex<()> = parking_lot::Mutex::new(());
fn create_subdir<P: AsRef<Path>>(base_path: &Path, p: P) -> io::Result<String> {
let dir_path = base_path.join(p);
std::fs::create_dir(&dir_path)?;
let dir_path_string = dir_path.into_os_string().into_string().unwrap();
Ok(dir_path_string)
}
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fn clear_database(conn: &PgConnection) {
diesel::sql_query(
"TRUNCATE TABLE
bots,
bot_versions,
maps,
matches,
match_players,
ratings,
sessions,
users",
)
.execute(conn)
.expect("failed to clear database");
}
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/// Setup a simple text fixture, having simplebot and the hex map.
/// This is enough to run a simple match.
fn setup_simple_fixture(db_conn: &PgConnection, config: &GlobalConfig) {
let bot = db::bots::create_bot(
&db::bots::NewBot {
owner_id: None,
name: "simplebot",
},
&db_conn,
)
.expect("could not create simplebot");
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let simplebot_code = std::fs::read_to_string("../simplebot/simplebot.py")
.expect("could not read simplebot code");
let _bot_version =
modules::bots::save_code_string(&simplebot_code, Some(bot.id), &db_conn, &config)
.expect("could not save bot version");
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std::fs::copy(
"../maps/hex.json",
PathBuf::from(&config.maps_directory).join("hex.json"),
)
.expect("could not copy map");
db::maps::create_map(
db::maps::NewMap {
name: "hex",
file_path: "hex.json",
},
&db_conn,
)
.expect("could not save map");
}
struct TestApp<'a> {
// exclusive connection to the test database
#[allow(dead_code)]
db_guard: parking_lot::MutexGuard<'a, ()>,
db_pool: DbPool,
// temporary data directory
#[allow(dead_code)]
data_dir: TempDir,
config: Arc<GlobalConfig>,
}
impl<'a> TestApp<'a> {
async fn create() -> io::Result<TestApp<'a>> {
let data_dir = TempDir::new().expect("failed to create temp dir");
let config = Arc::new(GlobalConfig {
database_url: "postgresql://planetwars:planetwars@localhost/planetwars-test"
.to_string(),
python_runner_image: "python:3.10-slim-buster".to_string(),
container_registry_url: "localhost:9001".to_string(),
root_url: "localhost:3000".to_string(),
bots_directory: create_subdir(data_dir.path(), "bots")?,
match_logs_directory: create_subdir(data_dir.path(), "matches")?,
maps_directory: create_subdir(data_dir.path(), "maps")?,
registry_directory: create_subdir(data_dir.path(), "registry")?,
registry_admin_password: "secret_admin_password".to_string(),
ranker_enabled: false,
});
let db_guard = DB_LOCK.lock();
let db_pool = create_db_pool(&config).await;
Ok(TestApp {
db_guard,
config,
data_dir,
db_pool,
})
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}
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async fn with_db_conn<F, R>(&self, function: F) -> R
where
F: FnOnce(&PgConnection) -> R,
{
let db_conn = self
.db_pool
.get()
.await
.expect("could not get db connection");
function(&db_conn)
}
}
async fn poll_match(app: &mut Router, match_id: &str) -> io::Result<Poll<JsonValue>> {
let response = app
.call(
Request::builder()
.method(http::Method::GET)
.header("Content-Type", "application/json")
.uri(format!("/api/matches/{}", match_id))
.body(Body::empty())
.unwrap(),
)
.await
.unwrap();
assert_eq!(response.status(), StatusCode::OK);
let body = hyper::body::to_bytes(response.into_body()).await.unwrap();
let resp: JsonValue = serde_json::from_slice(&body).unwrap();
match resp["state"].as_str() {
Some("Playing") => Ok(Poll::Pending),
Some("Finished") => Ok(Poll::Ready(resp)),
// TODO: replace with err
value => panic!("got unexpected match state {:?}", value),
}
}
async fn poll_match_until_complete(app: &mut Router, match_id: &str) -> io::Result<JsonValue> {
let poll_interval = Duration::from_millis(100);
let mut interval = tokio::time::interval(poll_interval);
loop {
interval.tick().await;
match poll_match(app, match_id).await {
Ok(Poll::Ready(result)) => return Ok(result),
Ok(Poll::Pending) => (),
Err(err) => return Err(err),
}
}
}
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#[tokio::test(flavor = "multi_thread")]
async fn test_submit_bot() -> io::Result<()> {
let test_app = TestApp::create().await.unwrap();
test_app
.with_db_conn(|db_conn| {
clear_database(db_conn);
setup_simple_fixture(db_conn, &test_app.config);
})
.await;
let mut app = create_pw_api(test_app.config, test_app.db_pool);
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let simplebot_code = std::fs::read_to_string("../simplebot/simplebot.py")
.expect("could not read simplebot code");
let payload = json!({
"code": simplebot_code,
});
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let response = app
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.call(
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Request::builder()
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.method(http::Method::POST)
.header("Content-Type", "application/json")
.uri("/api/submit_bot")
.body(serde_json::to_vec(&payload).unwrap().into())
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.unwrap(),
)
.await
.unwrap();
assert_eq!(response.status(), StatusCode::OK);
let body = hyper::body::to_bytes(response.into_body()).await.unwrap();
let resp: JsonValue = serde_json::from_slice(&body).unwrap();
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let match_id = &resp["match"]["id"].as_i64().unwrap();
let _match_result = tokio::time::timeout(
Duration::from_secs(10),
poll_match_until_complete(&mut app, &match_id.to_string()),
)
.await
.expect("fetching match result timed out")
.expect("failed to get match result");
Ok(())
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}
#[tokio::test(flavor = "multi_thread")]
async fn test_sign_up_and_create_bot() -> io::Result<()> {
let test_app = TestApp::create().await.unwrap();
test_app
.with_db_conn(|db_conn| {
clear_database(db_conn);
setup_simple_fixture(db_conn, &test_app.config);
})
.await;
let mut app = create_pw_api(test_app.config, test_app.db_pool);
// Registration
let credentials = json!({
"username": "piepkonijn",
"password": "123geheim",
});
let response = app
.call(
Request::builder()
.method(http::Method::POST)
.header("Content-Type", "application/json")
.uri("/api/register")
.body(serde_json::to_vec(&credentials).unwrap().into())
.unwrap(),
)
.await
.unwrap();
assert_eq!(response.status(), StatusCode::OK);
// Login
let response = app
.call(
Request::builder()
.method(http::Method::POST)
.header("Content-Type", "application/json")
.uri("/api/login")
.body(serde_json::to_vec(&credentials).unwrap().into())
.unwrap(),
)
.await
.unwrap();
assert_eq!(response.status(), StatusCode::OK);
let session_token = response.headers()["Token"].to_str().unwrap().clone();
// save bot
let simplebot_code = std::fs::read_to_string("../simplebot/simplebot.py")
.expect("could not read simplebot code");
let payload = json!({
"bot_name": "testbot",
"code": simplebot_code,
});
let response = app
.call(
Request::builder()
.method(http::Method::POST)
.header("Content-Type", "application/json")
.header("Authorization", format!("Bearer {}", session_token))
.uri("/api/save_bot")
.body(serde_json::to_vec(&payload).unwrap().into())
.unwrap(),
)
.await
.unwrap();
assert_eq!(response.status(), StatusCode::OK);
// launch a match against the new bot
let payload = json!({
"code": simplebot_code,
// TODO: how can we test that this bot is acutally being selected?
"opponent_name": "testbot",
});
let response = app
.call(
Request::builder()
.method(http::Method::POST)
.header("Content-Type", "application/json")
.uri("/api/submit_bot")
.body(serde_json::to_vec(&payload).unwrap().into())
.unwrap(),
)
.await
.unwrap();
assert_eq!(response.status(), StatusCode::OK);
let body = hyper::body::to_bytes(response.into_body()).await.unwrap();
let resp: JsonValue = serde_json::from_slice(&body).unwrap();
let match_id = &resp["match"]["id"].as_i64().unwrap();
let _match_result = tokio::time::timeout(
Duration::from_secs(10),
poll_match_until_complete(&mut app, &match_id.to_string()),
)
.await
.expect("fetching match result timed out")
.expect("failed to get match result");
Ok(())
}