diff --git a/tests/run_regression_test.py b/tests/run_regression_test.py
deleted file mode 100644
index c7ad0367..00000000
--- a/tests/run_regression_test.py
+++ /dev/null
@@ -1,134 +0,0 @@
-def read_expected(test_name="Test_hmc_Sp_WilsonFundFermionGauge", grid="8.8.8.8", mpi="1.1.1.1"):
-    """
-    Read expected values from file.
-
-    The file contains one or more entries of the following format:
-    <grid> <mpi> <plaquette> <checksum_rng> <checksum_lat>
-    Eg.
-    8.8.8.8 1.1.1.1 0.0256253844 922c392f d1e4cc1c
-    """
-
-    with open(f"{test_name}_expected.txt") as file:
-        for line in file:
-            line_split = line.split()
-            if line_split[0] == grid and line_split[1] == mpi:
-                return float(line_split[2]), line_split[3], line_split[4]
-
-
-def read_output():
-    """
-    Read test output and fish out values of interest.
-    """
-
-    checksum_rng = None
-    checksum_lat = None
-    plaquette = None
-    with open("output.txt", 'r') as file:
-        for line in file:
-            if "Written NERSC" in line:
-                subline = line.split('checksum ')[1]
-                if len(subline.split()) == 1: # this is the rng checksum line
-                    checksum_rng = subline.strip()
-                elif len(subline.split()) == 3: # this is the lat checksum and plaquette value line
-                    checksum_lat = subline.split()[0]
-                    plaquette = float(subline.split()[2])
-                else:
-                    print("Picked wrong line...")
-
-    if (checksum_rng is None) or (checksum_lat is None) or (plaquette is None):
-        print("Error reading values from output file. Make sure you compile the test with CPparams.saveInterval=1 in order to produce the required output.")
-        exit(1)
-        
-    return plaquette, checksum_rng, checksum_lat
-
-
-def compare(actual, expected, what, stop=False):
-    """
-    Compare actual with expected output, and output message if failed.
-    """
-
-    if actual != expected:
-        print(f"{what} comparison failed: actual={actual} , expected={expected}")
-        if stop:
-            exit(1)
-        else:
-            return False
-    return True
-
-
-
-if __name__ == '__main__':
-    import argparse
-    import subprocess
-    import os
-
-    parser = argparse.ArgumentParser(description='Run end-to-end tests and compare results with expectations.')
-    parser.add_argument("test_name", help="File name of the test")
-    parser.add_argument("grid", help="Grid configuration")
-    parser.add_argument("mpi", help="MPI configuration")
-    parser.add_argument("-s", "--stop", action='store_true', help="Flag to stop testing when a test fails.")
-    args = parser.parse_args()
-
-    expected_plaquette, expected_checksum_rng, expected_checksum_lat = read_expected(args.test_name, args.grid, args.mpi)
-
-    result = subprocess.run([f"./{args.test_name} --grid {args.grid} --mpi {args.mpi} --Thermalizations 0 --Trajectories 1 > output.txt"], shell=True, encoding="text")
-    plaquette, checksum_rng, checksum_lat = read_output()
-
-    print(f"Running {args.test_name}")
-    result = compare(plaquette, expected_plaquette, "plaquette", args.stop)
-    result = result and compare(checksum_rng, expected_checksum_rng, "Checksum RNG file ", args.stop)
-    result = result and compare(checksum_lat, expected_checksum_lat, "Checksum LAT file ", args.stop)
-    if result:
-        print("All tests passed!")
-    else:
-        print("Some tests failed...")
-
-    os.remove("output.txt")
-    os.remove("ckpoint_rng.1")
-    os.remove("ckpoint_lat.1")
-
-#result = subprocess.run(["./Test_hmc_Sp_WilsonFundFermionGauge --grid 8.8.8.8 --mpi 1.1.1.1 --Thermalizations 0 --Trajectories 1 > output1.txt"], shell=True, encoding="text")
-
-# expected_value = 0.0256253844
-# checksum_rng = "922c392f"
-# checksum_lat = "d1e4cc1c"
-
-# with open("output1.txt", 'r') as file:
-#     for line in file:
-#         # if "Plaquette" in line:
-#         #     #print(line)
-#         #     plaquette_value = float(line.split('] ')[1])
-#         #     #print(plaquette_value)
-#         #     if plaquette_value == expected_value:
-#         #         print("Success!")
-#         if "Written NERSC" in line:
-#             print(line)
-#             subline = line.split('checksum ')[1]
-#             if len(subline.split()) == 1: # this is the rng checksum line
-#                 print(subline)
-#                 if subline.strip() == checksum_rng:
-#                     print("RNG file checksum success!")
-#                 else:
-#                     print("RNG file checksum failed!")
-#             elif len(subline.split()) == 3: # this is the lat checksum and plaquette value line
-#                 print(subline)
-#                 checksum_value = subline.split()[0]
-#                 plaquette_value = float(subline.split()[2])
-#                 print(checksum_value, plaquette_value)
-#                 if checksum_value == checksum_lat:
-#                     print("LAT file checksum success!")
-#                 else:
-#                     print("LAT file checksum failed!")
-#                 if plaquette_value == expected_value:
-#                     print("Plaquette value success!")
-#                 else:
-#                     print("Plaquette value failed!")
-#             else:
-#                 print("Picked wrong line...")
-
-
-#loc1 = result.find("Plaquette")
-#print(loc1)
-#loc2 = result.find("Smeared")
-#print(loc2)
-#print(result[loc1,loc2])
diff --git a/tests/sp2n/Test_hmc_Sp_WilsonFundFermionGauge_expected.txt b/tests/sp2n/Test_hmc_Sp_WilsonFundFermionGauge_expected.txt
deleted file mode 100644
index 7edc6fa0..00000000
--- a/tests/sp2n/Test_hmc_Sp_WilsonFundFermionGauge_expected.txt
+++ /dev/null
@@ -1 +0,0 @@
-8.8.8.8 1.1.1.1 0.0256253844 922c392f d1e4cc1c