diff --git a/tests/unit/gui/test-gui-buffer.cpp b/tests/unit/gui/test-gui-buffer.cpp
index 38fab1f54..4e8116bac 100644
--- a/tests/unit/gui/test-gui-buffer.cpp
+++ b/tests/unit/gui/test-gui-buffer.cpp
@@ -1207,6 +1207,16 @@ TEST(GuiBuffer, RemoveHotlistMaxLevelNicks)
     /* TODO: write tests */
 }
 
+/*
+ * Tests functions:
+ *   gui_buffer_set_input_get_any_user_data
+ */
+
+TEST(GuiBuffer, SetInputGetAnyUserData)
+{
+    /* TODO: write tests */
+}
+
 /*
  * Tests functions:
  *   gui_buffer_set_input_get_unknown_commands