tests/file: use self.loop

qubes/tests/storage_file.py

@@ -22,7 +22,6 @@
 import os
 import shutil
 
-import asyncio
 import unittest.mock
 
 import subprocess
@@ -592,8 +591,7 @@ class TC_03_FilePool(qubes.tests.QubesTestCase):
                                          'pool': 'test-pool'
                                      }
                                  }, label='red')
-        loop = asyncio.get_event_loop()
-        loop.run_until_complete(vm.create_on_disk())
+        self.loop.run_until_complete(vm.create_on_disk())
 
         expected_vmdir = os.path.join(self.APPVMS_DIR, vm.name)
 
@@ -622,8 +620,7 @@ class TC_03_FilePool(qubes.tests.QubesTestCase):
                                          'pool': 'test-pool'
                                      }
                                  }, label='red')
-        loop = asyncio.get_event_loop()
-        loop.run_until_complete(vm.create_on_disk())
+        self.loop.run_until_complete(vm.create_on_disk())
 
         expected_vmdir = os.path.join(self.TEMPLATES_DIR, vm.name)