CAM: Fix Gui test for ToolBitBrowserWidget

src/Mod/CAM/CAMTests/TestPathToolBitBrowserWidget.py

@@ -41,6 +41,9 @@ class TestToolBitBrowserWidget(PathTestWithAssets):
         self.widget = ToolBitBrowserWidget(self.assets)
 
     def test_initial_fetch(self):
+        # Simulate expose to trigger initial fetch
+        self.widget.showEvent(None)
+
         # Verify that the list widget is populated after initialization
         # The default test assets include some toolbits.
         self.assertGreater(self.widget._tool_list_widget.count(), 0)
@@ -79,6 +82,9 @@ class TestToolBitBrowserWidget(PathTestWithAssets):
             if is_expected:
                 expected_visible_uris.add(str(tb.get_uri()))
 
+        # Simulate expose to trigger initial fetch
+        self.widget.showEvent(None)
+
         actual_visible_uris = set()
         for i in range(self.widget._tool_list_widget.count()):
             item = self.widget._tool_list_widget.item(i)

src/Mod/CAM/Path/Tool/toolbit/ui/browser.py

@@ -133,9 +133,9 @@ class ToolBitBrowserWidget(QtGui.QWidget):
                 ),
             )
             self._sort_assets()
-            self._trigger_fetch()
         finally:
             self._is_fetching = False
+        self._trigger_fetch()
 
     def _sort_assets(self):
         """Sorts the in-memory assets based on the current sort key."""