[2136] Fixed unfinished MockAuth objects

The extra MockAuth objects didn't shut down in
BaseModules.shutdown(). But these weren't needed for unittest of stats
httpd. So setting up and shutting up of them were moved to
b10-stats_test.py from test_utils.py.

src/bin/stats/tests/b10-stats_test.py

@@ -30,7 +30,7 @@ import imp
 
 import stats
 import isc.cc.session
-from test_utils import BaseModules, ThreadingServerManager, MyStats, SignalHandler, send_command, send_shutdown
+from test_utils import BaseModules, ThreadingServerManager, MyStats, SignalHandler, send_command, send_shutdown, MockAuth
 from isc.testutils.ccsession_mock import MockModuleCCSession
 
 class TestUtilties(unittest.TestCase):
@@ -150,11 +150,19 @@ class TestStats(unittest.TestCase):
         # set the signal handler for deadlock
         self.sig_handler = SignalHandler(self.fail)
         self.base = BaseModules()
+        # invoke more three MockAuth
+        for i in ['2', '3', '4']:
+            setattr(self.base, "auth"+i, \
+                        ThreadingServerManager(MockAuth))
+            getattr(self.base, "auth"+i).run()
         self.const_timestamp = 1308730448.965706
         self.const_datetime = '2011-06-22T08:14:08Z'
         self.const_default_datetime = '1970-01-01T00:00:00Z'
 
     def tearDown(self):
+        # shutdown more three MockAuth
+        for i in ['2', '3', '4']:
+            getattr(self.base, "auth"+i).shutdown()
         self.base.shutdown()
         # reset the signal handler
         self.sig_handler.reset()

src/bin/stats/tests/test_utils.py

@@ -474,11 +474,9 @@ class BaseModules:
         # MockBoss
         self.boss = ThreadingServerManager(MockBoss)
         self.boss.run()
-        # MockAuth * 4
-        for i in ['', '2', '3', '4']:
-            setattr(self,"auth"+i, \
-                        ThreadingServerManager(MockAuth))
-            getattr(self, "auth"+i).run()
+        # MockAuth
+        self.auth = ThreadingServerManager(MockAuth)
+        self.auth.run()
 
     def shutdown(self):
         # MockAuth