Update launch.py

launch.py

@@ -307,10 +307,17 @@ def prepare_environment():
         print("Exiting because of --exit argument")
         exit(0)
 
+    if args.tests and not args.no_tests:
+        exitcode = tests(args.tests)
+        exit(exitcode)
+
 
 def tests(test_dir):
     if "--api" not in sys.argv:
         sys.argv.append("--api")
+    if "--ckpt" not in sys.argv:
+        sys.argv.append("--ckpt")
+        sys.argv.append(os.path.join(script_path, "test/test_files/empty.pt"))
     if "--skip-torch-cuda-test" not in sys.argv:
         sys.argv.append("--skip-torch-cuda-test")
     if "--disable-nan-check" not in sys.argv: