1 files changed, 88 insertions, 0 deletions

diff --git a/tests/client_core.rs b/tests/client_core.rs
index 4749d99..7fb7e29 100644
--- a/tests/client_core.rs
+++ b/tests/client_core.rs
@@ -47,6 +47,15 @@ impl Screen {
                     self.region_start = None;
                     self.region_len = 0;
                 }
+                Effect::AnimateRoulette { final_lines, .. } => {
+                    if let Some(start) = self.region_start {
+                        self.lines.truncate(start);
+                    } else {
+                        self.region_start = Some(self.lines.len());
+                    }
+                    self.lines.extend(final_lines.iter().cloned());
+                    self.region_len = final_lines.len();
+                }
                 Effect::SetPrompt { text, cursor_col } => {
                     self.prompt = text.clone();
                     self.prompt_cursor = *cursor_col;
@@ -125,6 +134,11 @@ impl Harness {
         self.line(&format!("play slots {bet}"));
         self.reply("INFO alice 1 1000");
     }
+
+    fn enter_roulette(&mut self) {
+        self.line("play roulette");
+        self.reply("INFO alice 1 1000");
+    }
 }
 
 #[test]
@@ -559,3 +573,77 @@ fn rejects_a_grid_with_the_wrong_size() {
 
     assert!(parse_spin_response(response).is_err());
 }
+
+#[test]
+fn roulette_split_bets_spin_and_show_the_result() {
+    let mut h = Harness::new();
+    h.enter_roulette();
+
+    assert_eq!(h.board().len(), 8);
+    assert_eq!(h.board()[0], "=== ROULETTE ===");
+    assert!(h.board()[1].contains("Balance: 1000 PLN"));
+    assert!(h.board()[1].contains("Chip: 10 PLN"));
+    assert!(h.board()[2].contains("Bets: (none)"));
+
+    h.key(Key::Char('r'));
+    h.key(Key::Char('e'));
+    h.key(Key::Char('1'));
+    h.key(Key::Char('7'));
+    h.key(Key::Enter);
+
+    assert!(h.board()[2].contains("RED 10"));
+    assert!(h.board()[2].contains("EVEN 10"));
+    assert!(h.board()[2].contains("#17 10"));
+    assert!(h.board()[2].contains("Total: 30 PLN"));
+
+    h.key(Key::Char(' '));
+    let request = h
+        .sent
+        .iter()
+        .find(|line| line.starts_with("PLAY_START roulette"))
+        .expect("roulette request");
+    assert_eq!(
+        request,
+        "PLAY_START roulette 30 {\"red\":10,\"black\":0,\"even\":10,\"odd\":0,\"numbers\":[{\"number\":17,\"amount\":10}]}"
+    );
+
+    let bets =
+        r#"{"red":10,"black":0,"even":10,"odd":0,"numbers":[{"number":17,"amount":10}]}"#;
+    h.reply(&format!(
+        "ROULETTE_RESULT session-1 360 30 1330 17 black {bets}"
+    ));
+
+    assert_eq!(h.board().len(), 8);
+    assert!(h.board()[1].contains("Balance: 1330 PLN"));
+    assert!(h.board()[4].contains("Winning: 17 BLACK ODD"));
+    assert!(h.board()[5].contains("Won 360 PLN"));
+}
+
+#[test]
+fn roulette_rejects_an_empty_spin_and_accepts_the_equals_chip_key() {
+    let mut h = Harness::new();
+    h.enter_roulette();
+
+    h.key(Key::Char(' '));
+    assert!(h.board()[4].contains("ERROR: Place at least one bet"));
+    assert!(!h.sent.iter().any(|line| line.starts_with("PLAY_START roulette")));
+
+    h.key(Key::Char('='));
+    assert!(h.board()[1].contains("Chip: 20 PLN"));
+    h.key(Key::Char('r'));
+    assert!(h.board()[2].contains("RED 20"));
+    assert!(h.board()[2].contains("Total: 20 PLN"));
+}
+
+#[test]
+fn roulette_rejects_an_out_of_range_number() {
+    let mut h = Harness::new();
+    h.enter_roulette();
+
+    h.key(Key::Char('9'));
+    h.key(Key::Char('9'));
+    h.key(Key::Enter);
+
+    assert!(h.board()[4].contains("ERROR: Number must be 0-36"));
+    assert!(h.board()[2].contains("Bets: (none)"));
+}