Specify rootdir to recursive pytest calls (#113)

- fixes #110
- related to pytest-dev/pytest#11781

Author: juliangilbey

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ## Fixes
 - handle dependency markers with the same alias name (see [#71](https://github.com/pytest-dev/pytest-order/issues/71))
+- specify rootdir to recursive pytest calls to avoid searching a large directory tree unnecessarily (see [#110](https://github.com/pytest-dev/pytest-order/issues/110))
 
 ## Infrastructure
 - avoid unknown marker warning in tests (see [#101](https://github.com/pytest-dev/pytest-order/issues/101))

tests/test_xdist_handling.py

@@ -59,11 +59,11 @@ def test_first_string():
             )
         )
     # With `loadfile`, the tests should pass
-    args = ["-n3", "--dist=loadfile", str(tmpdir)]
+    args = ["-n3", "--dist=loadfile", f"--rootdir={tmpdir}", str(tmpdir)]
     ret = pytest.main(args, [pytest_order])
     assert ret == 0
 
     # Without `loadfile`, the tests should fail
-    args = ["-n3", str(tmpdir)]
+    args = ["-n3", f"--rootdir={tmpdir}", str(tmpdir)]
     ret = pytest.main(args, [pytest_order])
     assert ret == 1