1 files changed, 66 insertions, 1 deletions

diff --git a/tests/client_core.rs b/tests/client_core.rs
index 49abca2..2f43d47 100644
--- a/tests/client_core.rs
+++ b/tests/client_core.rs
@@ -17,7 +17,7 @@ use zagan_bet::client::games::roulette::{Cursor, Direction};
 use zagan_bet::client::ui::command_names;
 use zagan_bet::client::view::{Command, RoulettePhase, SlotsPhase, View};
 use zagan_bet::roulette::BetTarget;
-use zagan_bet::crash::CrashState;
+use zagan_bet::crash::{CrashState, multiplier_at};
 
 const WIN3: &str = "CCCCLLCLODGSDGS";
 const LOSS: &str = "CLOOGDSLCDCOGLS";
@@ -538,6 +538,45 @@ fn info_shows_the_host_and_the_server_fields() {
     assert!(h.screen.lines.iter().any(|line| line == "User: alice"));
     assert!(h.screen.lines.iter().any(|line| line == "Account: 42"));
     assert!(h.screen.lines.iter().any(|line| line == "Balance: 1234 Kr"));
+
+    let Some(View::Lobby(lobby)) = h.core.view() else {
+        panic!("the lobby view is always available");
+    };
+    assert_eq!(lobby.account.as_deref(), Some("42"));
+    assert_eq!(lobby.balance, Some(1234));
+}
+
+#[test]
+fn a_roulette_chip_can_be_taken_back_through_a_command() {
+    let mut h = Harness::new();
+    h.enter_roulette();
+    h.core.command(Command::SetChip(25));
+
+    h.core
+        .command(Command::PlaceBetAt(BetTarget::Straight { number: 17 }));
+    h.core
+        .command(Command::PlaceBetAt(BetTarget::Straight { number: 17 }));
+    let Some(View::Roulette(view)) = h.core.view() else {
+        panic!("roulette is open");
+    };
+    assert_eq!(view.bets.total(), 50);
+
+    h.core
+        .command(Command::RemoveBetAt(BetTarget::Straight { number: 17 }));
+    let Some(View::Roulette(view)) = h.core.view() else {
+        panic!("roulette is open");
+    };
+    assert_eq!(view.bets.total(), 25);
+    assert_eq!(view.phase, RoulettePhase::Placing);
+
+    h.core
+        .command(Command::RemoveBetAt(BetTarget::Straight { number: 17 }));
+    h.core
+        .command(Command::RemoveBetAt(BetTarget::Straight { number: 17 }));
+    let Some(View::Roulette(view)) = h.core.view() else {
+        panic!("roulette is open");
+    };
+    assert_eq!(view.bets.total(), 0);
 }
 
 #[test]
@@ -1581,3 +1620,29 @@ fn login_requires_a_connection() {
 
     assert!(!h.sent.iter().any(|line| line.starts_with("AUTH")));
 }
+
+#[test]
+fn the_crash_multiplier_is_not_rounded_for_the_chart() {
+    let mut h = Harness::new();
+    h.enter_crash();
+    h.key(Key::Char(' '));
+    h.reply(&crash_line(
+        "CRASH_START",
+        &crash_state("running", 1.0, None, 0, 990),
+    ));
+
+    h.tick(Duration::from_millis(1234));
+    let expected = multiplier_at(Duration::from_millis(1234));
+    let Some(View::Crash(view)) = h.core.view() else {
+        panic!("expected a crash view");
+    };
+    assert!(
+        (view.multiplier - expected).abs() < 1e-9,
+        "the GUI chart needs the full precision value"
+    );
+    let rounded = (expected * 100.0).round() / 100.0;
+    assert!(
+        (view.multiplier - rounded).abs() > 1e-6,
+        "a two-decimal store would flatten the curve into steps"
+    );
+}