diff --git a/src/room.rs b/src/room.rs
index 2a78e2e..13ce443 100644
--- a/src/room.rs
+++ b/src/room.rs
@@ -381,7 +381,7 @@ mod tests {
     };
 
     #[tokio::test]
-    async fn test_broadcast_presence() {
+    async fn test_broadcast_presence_resync() {
         let roomjid = BareJid::from_str("room@muc").unwrap();
         let realjid1 = FullJid::from_str("foo@bar/qxx").unwrap();
         let participant1 = roomjid.clone().with_resource(String::from("nick1"));
@@ -443,6 +443,29 @@ mod tests {
 
         room.broadcast_presence(&mut component, &occupant3, &realjid3, BroadcastPresence::Resync).await.unwrap();
         component.assert();
+    }
+
+    #[tokio::test]
+    async fn test_broadcast_presence_update() {
+        let roomjid = BareJid::from_str("room@muc").unwrap();
+        let realjid1 = FullJid::from_str("foo@bar/qxx").unwrap();
+        let participant1 = roomjid.clone().with_resource(String::from("nick1"));
+        let realjid2 = FullJid::from_str("qxx@foo/bar").unwrap();
+        let participant2 = roomjid.clone().with_resource(String::from("nick2"));
+        let realjid3 = FullJid::from_str("bar@qxx/foo").unwrap();
+        let participant3 = roomjid.clone().with_resource(String::from("nick3"));
+
+        let mut room = Room::new(roomjid.clone());
+
+        room.occupants = BTreeMap::new();
+        room.occupants.insert(
+            participant1.resource.clone(), Occupant::new(&room, realjid1.clone(), String::from("nick1")),
+        );
+        room.occupants.insert(
+            participant2.resource.clone(), Occupant::new(&room, realjid2.clone(), String::from("nick2")),
+        );
+        let occupant3 = Occupant::new(&room, realjid3.clone(), String::from("nick3"));
+        room.occupants.insert(participant3.resource.clone(), occupant3.clone());
 
         // BroadcastPresence::Update
         let mut component = TestComponent::new(vec![]);
@@ -473,6 +496,29 @@ mod tests {
 
         room.broadcast_presence(&mut component, &occupant3, &realjid3, BroadcastPresence::Update).await.unwrap();
         component.assert();
+    }
+
+    #[tokio::test]
+    async fn test_broadcast_presence_join() {
+        let roomjid = BareJid::from_str("room@muc").unwrap();
+        let realjid1 = FullJid::from_str("foo@bar/qxx").unwrap();
+        let participant1 = roomjid.clone().with_resource(String::from("nick1"));
+        let realjid2 = FullJid::from_str("qxx@foo/bar").unwrap();
+        let participant2 = roomjid.clone().with_resource(String::from("nick2"));
+        let realjid3 = FullJid::from_str("bar@qxx/foo").unwrap();
+        let participant3 = roomjid.clone().with_resource(String::from("nick3"));
+
+        let mut room = Room::new(roomjid.clone());
+
+        room.occupants = BTreeMap::new();
+        room.occupants.insert(
+            participant1.resource.clone(), Occupant::new(&room, realjid1.clone(), String::from("nick1")),
+        );
+        room.occupants.insert(
+            participant2.resource.clone(), Occupant::new(&room, realjid2.clone(), String::from("nick2")),
+        );
+        let occupant3 = Occupant::new(&room, realjid3.clone(), String::from("nick3"));
+        room.occupants.insert(participant3.resource.clone(), occupant3.clone());
 
         // BroadcastPresence::Join
         let mut component = TestComponent::new(vec![]);
@@ -539,6 +585,29 @@ mod tests {
 
         room.broadcast_presence(&mut component, &occupant3, &realjid3, BroadcastPresence::Join).await.unwrap();
         component.assert();
+    }
+
+    #[tokio::test]
+    async fn test_broadcast_presence_leave() {
+        let roomjid = BareJid::from_str("room@muc").unwrap();
+        let realjid1 = FullJid::from_str("foo@bar/qxx").unwrap();
+        let participant1 = roomjid.clone().with_resource(String::from("nick1"));
+        let realjid2 = FullJid::from_str("qxx@foo/bar").unwrap();
+        let participant2 = roomjid.clone().with_resource(String::from("nick2"));
+        let realjid3 = FullJid::from_str("bar@qxx/foo").unwrap();
+        let participant3 = roomjid.clone().with_resource(String::from("nick3"));
+
+        let mut room = Room::new(roomjid.clone());
+
+        room.occupants = BTreeMap::new();
+        room.occupants.insert(
+            participant1.resource.clone(), Occupant::new(&room, realjid1.clone(), String::from("nick1")),
+        );
+        room.occupants.insert(
+            participant2.resource.clone(), Occupant::new(&room, realjid2.clone(), String::from("nick2")),
+        );
+        let occupant3 = Occupant::new(&room, realjid3.clone(), String::from("nick3"));
+        room.occupants.insert(participant3.resource.clone(), occupant3.clone());
 
         // BroadcastPresence::Leave
         let mut component = TestComponent::new(vec![]);
@@ -581,6 +650,5 @@ mod tests {
 
         room.broadcast_presence(&mut component, &occupant3, &realjid3, BroadcastPresence::Leave).await.unwrap();
         component.assert();
-
     }
 }