Add test for set_tickers().

client/src/room/map.rs

@@ -438,6 +438,26 @@ mod tests {
     assert_eq!(room.into_state(), RoomState::default());
   }
 
+  #[test]
+  fn entry_set_tickers() {
+    let mut room = RoomEntry::new("bleep".to_string(), RoomState::default());
+
+    let tickers = vec![
+      ("shruti".to_string(), "hello".to_string()),
+      ("karandeep".to_string(), "yo".to_string()),
+    ];
+
+    room.set_tickers(tickers.clone());
+
+    assert_eq!(
+      room.into_state(),
+      RoomState {
+        tickers,
+        ..RoomState::default()
+      }
+    );
+  }
+
   #[test]
   fn map_new_is_empty() {
     assert_eq!(RoomMap::new().get_room_list(), vec![]);