tests: paint-gate re-showable menus + drain synth plays (sync audit)

daslib/imgui_editor_playwright.das

@@ -112,6 +112,13 @@ def public ne_wait_widget(s : EditorSession; subpath : string; timeout_sec : flo
     return wait_for_widget(s.app, "{s.canvas}/{subpath}", timeout_sec)
 }
 
+def public ne_wait_visible(s : EditorSession; subpath : string; timeout_sec : float = 6.0f) : JsonValue? {
+    //! Poll until `{canvas}/{subpath}` is present AND painted this frame. Use for re-showable
+    //! widgets (context-menu items, popups): existence-only (ne_wait_widget) can stale-pass on a
+    //! cached registry entry before the menu actually repaints.
+    return wait_for_visible(s.app, "{s.canvas}/{subpath}", timeout_sec)
+}
+
 def public ne_wait_selected(s : EditorSession; id : int; timeout_sec : float = 5.0f) : JsonValue? {
     //! Poll until node `id` is selected. Gate a selection-dependent chord (Ctrl+D / Ctrl+C) on
     //! the click's real effect, not a frame/time guess. Returns the snapshot, or null on timeout.

tests/integration/test_context_menus.das

@@ -48,7 +48,7 @@ def test_context_menus(t : T?) {
 
         // ---- node menu: right-click node A's body, pick "Delete node" ----
         right_click(d, node_center(snap, "{canvas}/node_1"))
-        var menuSnap = ne_wait_widget(s, "NODE_MENU/DEL_ITEM", 6.0f)
+        var menuSnap = ne_wait_visible(s, "NODE_MENU/DEL_ITEM", 6.0f)
         t |> success(menuSnap != null, "right-click on node opened its context menu")
         click(d, del_item)
         var gone = wait_until_sec(d, 6.0f) $(var sn) {
@@ -58,7 +58,7 @@ def test_context_menus(t : T?) {
 
         // ---- background menu: right-click empty canvas, pick "Node" ----
         right_click(d, (720.0, 430.0))
-        var bgSnap = ne_wait_widget(s, "BG_MENU/ADD_ITEM", 6.0f)
+        var bgSnap = ne_wait_visible(s, "BG_MENU/ADD_ITEM", 6.0f)
         t |> success(bgSnap != null, "right-click on empty canvas opened the background menu")
         click(d, add_item)
         var spawned = ne_wait_widget(s, "node_200", 6.0f)

tests/integration/test_delete_and_select.das

@@ -37,6 +37,7 @@ def test_delete_and_select(t : T?) {
         var ev : array<JsonValue?>
         ev |> click_at(0, (title_x, title_y), 200, 0)
         post_command(d, "imgui_mouse_play", JV((events = ev)))
+        wait_for_mouse_idle(d)
         let selected = wait_until_sec(d, 6.0f) $(var sn) {
             return find_widget(sn, "{canvas}/node_2")?["payload"]?["selected"] ?? false
         }
@@ -46,6 +47,7 @@ def test_delete_and_select(t : T?) {
         let del = int(ImGuiKey.Delete)
         post_command(d, "imgui_key_press",   JV((key = del)))
         post_command(d, "imgui_key_release", JV((key = del)))
+        wait_for_key_idle(d, 4.0f)
         var gone = wait_until_sec(d, 6.0f) $(var sn) {
             return !widget_exists(sn, "{canvas}/node_2")
         }

tests/integration/test_shader_graph.das

@@ -324,9 +324,11 @@ def test_shader_graph(t : T?) {
             var ev : array<JsonValue?>
             ev |> click_at(0, (900.0, 450.0), 150, 1)
             post_command(d, "imgui_mouse_play", JV((events = ev)))
+            wait_for_mouse_idle(d)
 
-            // The right-click opens the popup → its menu_labels register.
-            var snapMenu = ne_wait_widget(s, "BG_CTX/CREATE_TEX", 6.0f)
+            // The right-click popup is re-showable — gate on actual paint, not stale registry
+            // existence (ne_wait_widget can pass on a cached menu entry from a prior open).
+            var snapMenu = ne_wait_visible(s, "BG_CTX/CREATE_TEX", 6.0f)
             t |> success(snapMenu != null, "right-click opened the Create-Node menu")
             if (snapMenu != null) {
                 t |> success(widget_exists(snapMenu, "{s.canvas}/BG_CTX/CREATE_ADD"),
@@ -356,8 +358,8 @@ def test_shader_graph(t : T?) {
             // Inject a drag-release from pin 8 (Multiply's output) dropped at canvas (600,450).
             ne_new_node_drag(s, 8, 600.0, 450.0)
 
-            // The release opens the Create+Connect menu → its items register at full path.
-            var snapMenu = ne_wait_widget(s, "BG_CTX/CREATE_ADD", 6.0f)
+            // The release opens the Create+Connect menu (re-showable popup) → gate on paint.
+            var snapMenu = ne_wait_visible(s, "BG_CTX/CREATE_ADD", 6.0f)
             t |> success(snapMenu != null, "drag-release opened the create-node menu")
             if (snapMenu != null) {
                 // Telemetry: the editor recorded the drag (source pin + drop point).

utils/node_editor2rst.das

@@ -47,7 +47,7 @@ def document_module_imgui_editor_playwright() {
         group_by_regex("Session",            mod, %regex~^ne_open$%%),
         group_by_regex("Actions",            mod, %regex~^(ne_select_node|ne_select_link|ne_clear_selection|ne_shortcut|ne_add_link|ne_delete_node|ne_delete_link|ne_move_node|ne_new_node_drag|ne_flow)$%%),
         group_by_regex("Snapshots & queries", mod, %regex~^(ne_snapshot|ne_node_count|ne_payload|ne_node|ne_node_exists|ne_node_selected)$%%),
-        group_by_regex("Polling / await",    mod, %regex~^(ne_wait_widget|ne_wait_selected|ne_wait_payload_str|ne_wait_shortcut)$%%),
+        group_by_regex("Polling / await",    mod, %regex~^(ne_wait_widget|ne_wait_visible|ne_wait_selected|ne_wait_payload_str|ne_wait_shortcut)$%%),
         hide_group(group_by_regex("Internal", mod, %regex~^(_|priv_).*%%))
     )
     document("Editor playwright — node-editor-aware test layer over imgui_playwright (EditorSession + ne_* helpers)", mod, "imgui_editor_playwright.rst", groups)