From d9f1fe513e6f7696809d3a9b4d44ca485fe99c97 Mon Sep 17 00:00:00 2001
From: salmonik <salmonik@tuta.io>
Date: Thu, 29 Oct 2026 17:18:34 +0100
Subject: v2.1.0: add European roulette with split bets and wheel animation

---
 tests/server_core.rs | 59 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)

(limited to 'tests/server_core.rs')

diff --git a/tests/server_core.rs b/tests/server_core.rs
index cab74a7..cf05102 100644
--- a/tests/server_core.rs
+++ b/tests/server_core.rs
@@ -4,7 +4,9 @@ use rusqlite::Connection;
 use zagan_bet::server::core::{ConnectionState, ServerCore};
 use zagan_bet::server::database;
 use zagan_bet::server::games::registry::GameRegistry;
+use zagan_bet::server::games::roulette::RouletteGame;
 use zagan_bet::server::games::slots::SlotsGame;
+use zagan_bet::roulette::Bets;
 
 fn setup(name: &str, grid: &str) -> (ServerCore, String) {
     let path = PathBuf::from(env!("CARGO_TARGET_TMPDIR"))
@@ -29,6 +31,22 @@ const LOSS: &str = "CLOOGDSLCDCOGLS";
 /// Top line is C C C D D; it pays 2x total bet.
 const WIN3: &str = "CCCCLLCLODGSDGS";
 
+fn setup_roulette(name: &str, number: u8) -> (ServerCore, String) {
+    let path = PathBuf::from(env!("CARGO_TARGET_TMPDIR"))
+        .join(format!("server-core-{name}.db"))
+        .to_string_lossy()
+        .into_owned();
+    let _ = std::fs::remove_file(&path);
+
+    let conn = Connection::open(&path).unwrap();
+    database::init_db(&conn);
+
+    let registry = GameRegistry::new();
+    registry.register_game(RouletteGame::with_result(number));
+
+    (ServerCore::with_registry(conn, registry, 4), path)
+}
+
 fn register(core: &mut ServerCore, state: &mut ConnectionState, user: &str) {
     assert_eq!(
         core.handle_message(state, &format!("REGISTER {user} credential")),
@@ -163,6 +181,47 @@ fn plays_record_the_game_type_and_game_specific_details() {
     assert_eq!(details["win_cells"], "0,3,6");
 }
 
+#[test]
+fn roulette_settles_split_bets_and_records_details() {
+    let (mut core, path) = setup_roulette("roulette", 17);
+    let mut state = ConnectionState::default();
+    register(&mut core, &mut state, "alice");
+    login(&mut core, &mut state, "alice");
+
+    let bets =
+        r#"{"red":10,"black":10,"even":10,"odd":10,"numbers":[{"number":17,"amount":5}]}"#;
+    let response = core.handle_message(&mut state, &format!("PLAY_START roulette 45 {bets}"));
+
+    assert!(
+        response.starts_with("ROULETTE_RESULT"),
+        "response: {response}"
+    );
+    assert!(
+        response.contains(" 220 45 1175 17 black "),
+        "response: {response}"
+    );
+    assert!(response.ends_with(&format!(" {bets}")), "response: {response}");
+    assert_eq!(core.balance("alice"), Some(1175));
+    assert_eq!(core.play_count("alice"), 1);
+    assert_eq!(core.session_count(), 0);
+
+    let conn = Connection::open(&path).unwrap();
+    let (game_type, details): (String, String) = conn
+        .query_row(
+            "SELECT game_type, details FROM plays WHERE username = 'alice'",
+            [],
+            |row| Ok((row.get(0)?, row.get(1)?)),
+        )
+        .unwrap();
+
+    assert_eq!(game_type, "roulette");
+    let details: serde_json::Value = serde_json::from_str(&details).unwrap();
+    assert_eq!(details["number"], "17");
+    assert_eq!(details["color"], "black");
+    let stored: Bets = serde_json::from_str(details["bets"].as_str().unwrap()).unwrap();
+    assert_eq!(stored.total(), 45);
+}
+
 #[test]
 fn a_failed_audit_insert_rolls_back_the_balance_change() {
     let (mut core, path) = setup("rollback", LOSS);
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