1 files changed, 57 insertions, 0 deletions

diff --git a/tests/server_core.rs b/tests/server_core.rs
index 47e80e7..6d6cffd 100644
--- a/tests/server_core.rs
+++ b/tests/server_core.rs
@@ -871,3 +871,60 @@ fn an_insufficient_bet_leaves_no_reservation() {
         .unwrap();
     assert_eq!(pending, 0);
 }
+
+#[test]
+fn history_requires_login_and_valid_counts() {
+    let (mut core, _path) = setup("history-guards", WIN3);
+    let mut state = ConnectionState::default();
+
+    assert_eq!(
+        core.handle_message(&mut state, "HISTORY"),
+        "ERROR Not logged in"
+    );
+
+    register(&mut core, &mut state, "alice");
+    login(&mut core, &mut state, "alice");
+
+    assert_eq!(
+        core.handle_message(&mut state, "HISTORY nope"),
+        "ERROR Invalid HISTORY count"
+    );
+    assert_eq!(
+        core.handle_message(&mut state, "HISTORY 0"),
+        "ERROR Invalid HISTORY count"
+    );
+    assert_eq!(
+        core.handle_message(&mut state, "HISTORY 1 2"),
+        "ERROR Invalid HISTORY format. Usage: HISTORY [count]"
+    );
+}
+
+#[test]
+fn history_lists_recent_plays_newest_first() {
+    let (mut core, _path) = setup("history-list", WIN3);
+    let mut state = ConnectionState::default();
+    register(&mut core, &mut state, "alice");
+    login(&mut core, &mut state, "alice");
+
+    for _ in 0..3 {
+        assert!(core
+            .handle_message(&mut state, "PLAY_START slots 10")
+            .starts_with("GAME_RESULT"));
+    }
+
+    let response = core.handle_message(&mut state, "HISTORY 2");
+    let json = response.strip_prefix("HISTORY ").expect("history response");
+    let records: Vec<zagan_bet::history::PlayRecord> = serde_json::from_str(json).unwrap();
+
+    assert_eq!(records.len(), 2, "the limit must be honoured");
+    for record in &records {
+        assert_eq!(record.game, "slots");
+        assert_eq!(record.bet, 10);
+        assert_eq!(record.winnings, 10, "three C pay the stake back");
+        assert_eq!(record.summary(), "win");
+        assert_eq!(record.details["win_type"], "win");
+    }
+
+    // Newest first: the timestamps must not increase across the list.
+    assert!(records[0].at >= records[1].at);
+}