fix: Fixes tests.

src/main/java/org/jitsi/jigasi/JvbConference.java

@@ -1227,7 +1227,7 @@ else if (ChatRoomMemberPresenceChangeEvent.MEMBER_UPDATED
         {
             gatewaySession.notifyChatRoomMemberLeft(member);
             logger.info(
-                this.callContext + " Member left : " + member.getRole()
+                    this.callContext + " Member left : " + member.getRole()
                             + " " + member.getContactAddress());
 
             jigasiChatRoomMembers.remove(member.getName());
@@ -1965,6 +1965,12 @@ public void setLobbyEnabled(boolean value)
      */
     private String getMeetingId()
     {
+        // in case when running unittests
+        if (this.getConnection() == null)
+        {
+            return null;
+        }
+
         if (this.meetingId == null)
         {
             try
@@ -1994,6 +2000,12 @@ private String getMeetingId()
      */
     private void updateFromRoomConfiguration()
     {
+        // in case when running unittests
+        if (this.getConnection() == null)
+        {
+            return;
+        }
+
         try
         {
             DiscoverInfo info = ServiceDiscoveryManager.getInstanceFor(getConnection()).

src/test/java/org/jitsi/jigasi/MockJvbConferenceFocus.java

@@ -140,6 +140,18 @@ private void inviteToConference(ChatRoomMember member)
             myName + " is inviting " + member.getName()
                 + " to join conference in room " + roomName);
 
+        CallStateListener callStateWatch = new CallStateListener();
+        try
+        {
+            // let's wait for the call in progress as sometimes the test logic may answer the call after being ended
+            // and mess up the tests
+            callStateWatch.waitForState(xmppCall, CallState.CALL_IN_PROGRESS, 2000);
+        }
+        catch (InterruptedException e)
+        {
+            throw new RuntimeException(e);
+        }
+
         if (leaveRoomAfterInvite)
         {
             logger.info(myName + " invited peer will leave the room");