diff --git a/src/Mod/AddonManager/AddonManagerTest/gui/test_workers_startup.py b/src/Mod/AddonManager/AddonManagerTest/gui/test_workers_startup.py
index 9e074bafd6..c4104610c5 100644
--- a/src/Mod/AddonManager/AddonManagerTest/gui/test_workers_startup.py
+++ b/src/Mod/AddonManager/AddonManagerTest/gui/test_workers_startup.py
@@ -27,10 +27,52 @@ import os
 import tempfile
 import FreeCAD
 
+from PySide2 import QtCore
+
+import NetworkManager
+from Addon import Addon
+from addonmanager_workers_startup import (
+    CreateAddonListWorker
+    )
 
 class TestWorkersStartup(unittest.TestCase):
 
     MODULE = "test_workers_startup"  # file name without extension
 
     def setUp(self):
-        pass
\ No newline at end of file
+        self.test_dir = os.path.join(FreeCAD.getHomePath(), "Mod", "AddonManager", "AddonManagerTest", "data")
+
+        url = "https://api.github.com/zen"
+        NetworkManager.InitializeNetworkManager()
+        result = NetworkManager.AM_NETWORK_MANAGER.blocking_get(url)
+        if result is None:
+            self.skipTest("No active internet connection detected")
+
+        self.addon_list = []
+        self.macro_counter = 0
+        self.workbench_counter = 0
+        self.prefpack_counter = 0
+
+    def test_create_addon_list_worker(self):
+        """ Test whether any addons are added: runs the full query, so this potentially is a SLOW test """
+        worker = CreateAddonListWorker()
+        worker.addon_repo.connect(self._addon_added)
+        worker.start()
+        while worker.isRunning():
+            QtCore.QCoreApplication.processEvents(QtCore.QEventLoop.AllEvents, 50)
+
+        self.assertGreater(self.macro_counter,0, "No macros returned")
+        self.assertGreater(self.workbench_counter,0, "No workbenches returned")
+        self.assertGreater(self.prefpack_counter,0, "No preference packs returned")
+
+    def _addon_added(self, addon:Addon):
+        """ Callback for adding an Addon: tracks the list, and counts the various types """
+        print (f"Addon Test: {addon.name}")
+        self.addon_list.append(addon)
+        if addon.contains_workbench():
+            self.workbench_counter += 1
+        if addon.contains_macro():
+            self.macro_counter += 1
+        if addon.contains_preference_pack():
+            self.prefpack_counter += 1
+