tests: add test for filename

Signed-off-by: Henry Schreiner <henryschreineriii@gmail.com>

tests/test_run.py

@@ -243,6 +243,25 @@ def test_run_with_requirements_old(caplog, pipx_temp_env, tmp_path):
         run_pipx_cli_exit(["run", script.as_uri()])
 
 
+@mock.patch("os.execvpe", new=execvpe_mock)
+def test_run_correct_traceback(capfd, pipx_temp_env, tmp_path):
+    script = tmp_path / "test.py"
+    script.write_text(
+        textwrap.dedent(
+            f"""
+                raise RuntimeError("Should fail")
+            """
+        ).strip()
+    )
+
+    with pytest.raises(SystemExit):
+        run_pipx_cli(["run", str(script)])
+
+    captured = capfd.readouterr()
+    assert "test.py" in captured.err
+
+
+
 @mock.patch("os.execvpe", new=execvpe_mock)
 def test_run_with_args(caplog, pipx_temp_env, tmp_path):
     script = tmp_path / "test.py"