minor

Author: pcrespov

packages/pytest-simcore/src/pytest_simcore/environment_configs.py

@@ -38,6 +38,7 @@ def external_envfile_dict(request: pytest.FixtureRequest) -> EnvVarsDict:
         print("🚨 EXTERNAL `envfile` option detected. Loading", envfile, "...")
 
         assert isinstance(envfile, Path)
+        assert envfile.exists()
         assert envfile.is_file()
 
         envs = load_dotenv(envfile)