gamelog events unit tests

tests/gamelog_test.rs

@@ -0,0 +1,43 @@
+// tests/gamelog_test.rs
+use rust_rl::gamelog::*;
+use rust_rl::data::events::*;
+use lazy_static::lazy_static;
+use std::sync::Mutex;
+
+// To ensure this test module uses a single thread.
+lazy_static! {
+    static ref SINGLE_THREAD: Mutex<()> = Mutex::new(());
+}
+
+#[test]
+fn recording_event() {
+    let _lock = SINGLE_THREAD.lock();
+    clear_events();
+    record_event(EVENT::Turn(1));
+    record_event(EVENT::Turn(0));
+    record_event(EVENT::Turn(-1));
+    record_event(EVENT::Killed("mob".to_string()));
+}
+
+#[test]
+fn getting_event_count() {
+    let _lock = SINGLE_THREAD.lock();
+    clear_events();
+    record_event(EVENT::Turn(1));
+    assert_eq!(get_event_count(EVENT::COUNT_TURN), 1);
+    record_event(EVENT::Turn(3));
+    assert_eq!(get_event_count(EVENT::COUNT_TURN), 4);
+    clear_events();
+    assert_eq!(get_event_count(EVENT::COUNT_TURN), 0);
+}
+
+#[test]
+fn cloning_events() {
+    let _lock = SINGLE_THREAD.lock();
+    clear_events();
+    record_event(EVENT::Level(1));
+    record_event(EVENT::Turn(5));
+    record_event(EVENT::Identified("item".to_string()));
+    let cloned_events = clone_events();
+    assert_eq!(EVENTS.lock().unwrap().clone(), cloned_events);
+}