TestEngine: fixed issue using MenuXXX() functions with a relative path when current SetRef() value is empty.

Author: ocornut

docs/CHANGELOG.txt

@@ -5,6 +5,10 @@ CHANGELOG
    Those changes are not all listed here.
 ** For a while this is going to ONLY INCLUDE BREAKING CHANGES.
 
+2025/01/29:
+- TestEngine: fixed issue using MenuXXX() functions with a relative path
+  when current SetRef() value is empty.
+
 2025/01/20:
 - TestEngine: added ItemReadAsString() function helpers to facilitate
   retrieving value from a text editable field. (#26, #66)

imgui_test_engine/imgui_te_context.cpp

@@ -3417,7 +3417,7 @@ void    ImGuiTestContext::MenuAction(ImGuiTestAction action, ImGuiTestRef ref)
     const char* path_end = path + strlen(path);
 
     ImGuiWindow* ref_window = nullptr;
-    if (path[0] == '/' && path[1] == '/')
+    if ((path[0] == '/' && path[1] == '/') || (RefID == 0))
     {
         const char* end = strstr(path + 2, "/");
         IM_CHECK_SILENT(end != nullptr); // Menu interaction without any menus specified in ref.
@@ -3428,7 +3428,7 @@ void    ImGuiTestContext::MenuAction(ImGuiTestAction action, ImGuiTestRef ref)
         if (ref_window == nullptr)
             LogError("MenuAction: missing ref window (invalid name \"//%s\" ?", window_name.c_str());
     }
-    else if (RefID)
+    else
     {
         ref_window = GetWindowByRef(RefID);
         if (ref_window == nullptr)

imgui_test_engine/imgui_te_context.h

@@ -462,7 +462,8 @@ struct IMGUI_API ImGuiTestContext
     bool        TabBarCompareOrder(ImGuiTabBar* tab_bar, const char** tab_order);
 
     // Helpers for MenuBar and Menus widgets
-    // - e.g. MenuCheck("File/Options/Enable grid");
+    // - e.g. MenuCheck("File/Options/Enable grid"); // Access menu in current ref window.
+    // - e.g. MenuClick("//Window/File/Quit");       // Access menu in another window.
     void        MenuAction(ImGuiTestAction action, ImGuiTestRef ref);
     void        MenuActionAll(ImGuiTestAction action, ImGuiTestRef ref_parent);
     void        MenuClick(ImGuiTestRef ref)                 { MenuAction(ImGuiTestAction_Click, ref); }