irc: fix autojoin of channels when private buffers are opened (issue #2012)

tests/unit/plugins/irc/test-irc-server.cpp

@@ -797,6 +797,16 @@ TEST(IrcServer, GetDefaultMsg)
     /* TODO: write tests */
 }
 
+/*
+ * Tests functions:
+ *   irc_server_has_channels
+ */
+
+TEST(IrcServer, HasChannels)
+{
+    /* TODO: write tests */
+}
+
 /*
  * Tests functions:
  *   irc_server_alloc