Address PR comments

Author: Theofilos Manitaras

unittests/resources/checks_unlisted/selfkill.py

@@ -8,6 +8,7 @@
 #
 import os
 import signal
+import time
 
 import reframe as rfm
 import reframe.utility.sanity as sn
@@ -24,6 +25,7 @@ def __init__(self):
         self.tags = {type(self).__name__}
         self.maintainers = ['TM']
 
-    @rfm.run_after('run')
-    def kill(self):
+    def run(self):
+        super().run()
+        time.sleep(0.5)
         os.kill(os.getpid(), signal.SIGTERM)

unittests/test_policies.py

@@ -6,7 +6,6 @@
 import collections
 import itertools
 import os
-import multiprocessing
 import pytest
 import time
 import tempfile
@@ -269,6 +268,7 @@ def test_sigterm(self):
                            match='received TERM signal'):
             self.runall(checks)
 
+        self.assert_all_dead()
         assert self.runner.stats.num_cases() == 1
         assert len(self.runner.stats.failures()) == 1