import subprocess from unittest.mock import patch, MagicMock from gita import info @patch("subprocess.run") def test_run_quiet_diff(mock_run): mock_return = MagicMock() mock_run.return_value = mock_return got = info.run_quiet_diff(["--flags"], ["my", "args"], "/a/b/c") mock_run.assert_called_once_with( ["git", "--flags", "diff", "--quiet", "my", "args"], stderr=subprocess.DEVNULL, cwd="/a/b/c", ) assert got == mock_return.returncode