From 73fdc7addc29b7877ee3915d0aad197aa3a6e16a Mon Sep 17 00:00:00 2001
From: Joe Wallwork <jw2423@cam.ac.uk>
Date: Sat, 23 Nov 2024 17:43:14 +0000
Subject: [PATCH] Drop unnecessary config

---
 test/conftest.py | 95 ------------------------------------------------
 1 file changed, 95 deletions(-)

diff --git a/test/conftest.py b/test/conftest.py
index d869b780..3675a4e0 100644
--- a/test/conftest.py
+++ b/test/conftest.py
@@ -4,58 +4,6 @@
 **Disclaimer: some functions copied from firedrake/src/tests/conftest.py
 """
 
-from subprocess import check_call
-
-
-def parallel(item):
-    """
-    Run a test in parallel.
-
-    **Disclaimer: copied from firedrake/src/tests/conftest.py
-
-    :arg item: the test item to run.
-    """
-    from mpi4py import MPI
-
-    if MPI.COMM_WORLD.size > 1:
-        raise RuntimeError("Parallel test can't be run within parallel environment")
-    marker = item.get_closest_marker("parallel")
-    if marker is None:
-        raise RuntimeError("Parallel test doesn't have parallel marker")
-    nprocs = marker.kwargs.get("nprocs", 3)
-    if nprocs < 2:
-        raise RuntimeError("Need at least two processes to run parallel test")
-
-    # Only spew tracebacks on rank 0.
-    # Run xfailing tests to ensure that errors are reported to calling process.
-    call = [
-        "mpiexec",
-        "-n",
-        "1",
-        "python",
-        "-m",
-        "pytest",
-        "--runxfail",
-        "-s",
-        "-q",
-        "%s::%s" % (item.fspath, item.name),
-    ]
-    call.extend(
-        [
-            ":",
-            "-n",
-            "%d" % (nprocs - 1),
-            "python",
-            "-m",
-            "pytest",
-            "--runxfail",
-            "--tb=no",
-            "-q",
-            "%s::%s" % (item.fspath, item.name),
-        ]
-    )
-    check_call(call)
-
 
 def pytest_configure(config):
     """
@@ -63,55 +11,12 @@ def pytest_configure(config):
 
     **Disclaimer: copied from firedrake/src/tests/conftest.py
     """
-    config.addinivalue_line(
-        "markers",
-        "parallel(nprocs): mark test to run in parallel on nprocs processors",
-    )
     config.addinivalue_line(
         "markers",
         "slow: mark test as slow to run",
     )
 
 
-def pytest_runtest_setup(item):
-    """
-    **Disclaimer: copied from firedrake/src/tests/conftest.py
-    """
-    if item.get_closest_marker("parallel"):
-        from mpi4py import MPI
-
-        if MPI.COMM_WORLD.size > 1:
-            # Turn on source hash checking
-            from functools import partial
-
-            from firedrake import parameters
-
-            def _reset(check):
-                parameters["pyop2_options"]["check_src_hashes"] = check
-
-            # Reset to current value when test is cleaned up
-            item.addfinalizer(
-                partial(_reset, parameters["pyop2_options"]["check_src_hashes"])
-            )
-
-            parameters["pyop2_options"]["check_src_hashes"] = True
-        else:
-            # Blow away function arg in "master" process, to ensure
-            # this test isn't run on only one process.
-            item.obj = lambda *args, **kwargs: True
-
-
-def pytest_runtest_call(item):
-    """
-    **Disclaimer: copied from firedrake/src/tests/conftest.py
-    """
-    from mpi4py import MPI
-
-    if item.get_closest_marker("parallel") and MPI.COMM_WORLD.size == 1:
-        # Spawn parallel processes to run test
-        parallel(item)
-
-
 def pytest_runtest_teardown(item, nextitem):
     """
     Clear caches after running a test