How to write a unittest fixture

gistfile1.txt

diff --git a/convert2rhel/unit_tests/actions/actions_test.py b/convert2rhel/unit_tests/actions/actions_test.py
index 8dbac8a..0716164 100644
--- a/convert2rhel/unit_tests/actions/actions_test.py
+++ b/convert2rhel/unit_tests/actions/actions_test.py
@@ -584,6 +584,9 @@ def _gen_version(major, minor):
 
 
 class TestEFIChecks(unittest.TestCase):
+    def setUp(self):
+        self.efi_check = actions.efi_check.EfiCheck()
+
     def _check_efi_detection_log(self, efi_detected=True):
         if efi_detected:
             self.assertNotIn("BIOS detected.", actions.logger.info_msgs)
@@ -666,7 +669,7 @@ class TestEFIChecks(unittest.TestCase):
     @unit_tests.mock(os.path, "exists", lambda x: x == "/usr/sbin/efibootmgr")
     @unit_tests.mock(grub, "EFIBootInfo", EFIBootInfoMocked(current_bootnum="0002"))
     def test_check_efi_efi_detected_nofile_entry(self):
-        actions.check_efi()
+        self.efi_check()
         self._check_efi_detection_log()
         warn_msg = (
             "The current UEFI bootloader '0002' is not referring to any binary UEFI file located on local"