ulwgl_test: update tests to mock setting up the runtime on update

- The runtime files have been removed from the repo and will no longer be stored in the root directory along with the launcher files. Therefore, an error will be raised when attempting to locate the runtime directory from the configuration file

ULWGL/ulwgl_test.py

@@ -200,13 +200,33 @@ def test_update_ulwgl_empty(self):
         )
 
         # Update
-        result = ulwgl_util._update_ulwgl(
-            self.test_user_share,
-            self.test_local_share,
-            self.test_compat,
-            json_root,
-            json_local,
-        )
+        with patch.object(
+            ulwgl_util,
+            "setup_runtime",
+            return_value=None,
+        ):
+            result = ulwgl_util._update_ulwgl(
+                self.test_user_share,
+                self.test_local_share,
+                self.test_compat,
+                json_root,
+                json_local,
+            )
+            ulwgl_util.copyfile_tree(
+                Path(self.test_user_share, "sniper_platform_0.20240125.75305"),
+                Path(self.test_local_share, "sniper_platform_0.20240125.75305"),
+            )
+            ulwgl_util.copyfile_reflink(
+                Path(self.test_user_share, "run"), Path(self.test_local_share, "run")
+            )
+            ulwgl_util.copyfile_reflink(
+                Path(self.test_user_share, "run-in-sniper"),
+                Path(self.test_local_share, "run-in-sniper"),
+            )
+            ulwgl_util.copyfile_reflink(
+                Path(self.test_user_share, "ULWGL"),
+                Path(self.test_local_share, "ULWGL"),
+            )
 
         self.assertFalse(result, "Expected None when calling _update_ulwgl")
 
@@ -434,13 +454,33 @@ def test_update_ulwgl(self):
                     filer.write("foo")
 
         # Update
-        result = ulwgl_util._update_ulwgl(
-            self.test_user_share,
-            self.test_local_share,
-            self.test_compat,
-            json_root,
-            json_local,
-        )
+        with patch.object(
+            ulwgl_util,
+            "setup_runtime",
+            return_value=None,
+        ):
+            result = ulwgl_util._update_ulwgl(
+                self.test_user_share,
+                self.test_local_share,
+                self.test_compat,
+                json_root,
+                json_local,
+            )
+            ulwgl_util.copyfile_tree(
+                Path(self.test_user_share, "sniper_platform_0.20240125.75305"),
+                Path(self.test_local_share, "sniper_platform_0.20240125.75305"),
+            )
+            ulwgl_util.copyfile_reflink(
+                Path(self.test_user_share, "run"), Path(self.test_local_share, "run")
+            )
+            ulwgl_util.copyfile_reflink(
+                Path(self.test_user_share, "run-in-sniper"),
+                Path(self.test_local_share, "run-in-sniper"),
+            )
+            ulwgl_util.copyfile_reflink(
+                Path(self.test_user_share, "ULWGL"),
+                Path(self.test_local_share, "ULWGL"),
+            )
 
         self.assertFalse(result, "Expected None when calling _update_ulwgl")