Add test to check stateful partition contents

server/site_tests/suite_BuildVerify/control

 # Copyright (c) 2010 The Chromium OS Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 AUTHOR = "Chrome OS Team"
 NAME = "BVT"
 TIME = "SHORT"
 TEST_CATEGORY = "Functional"
 TEST_CLASS = "suite"
 TEST_TYPE = "server"
@@ skipping 72 matching lines @@
                    binary='^session_manager$',
                    tag='session')
 client_at.run_test('desktopui_KillRestart', binary='^chrome$', tag='chrome')
 
 client_at.run_test('hardware_MemoryThroughput', num_iteration=1, test_list='18')
 
 client_at.run_test('hardware_SAT', seconds=20)
 
 client_at.run_test('login_CryptohomeMounted', tag='success')
 
+# Check volume of logging, and expect less than 50% of this machine's
+# stateful partition is used.  Also make sure there's not a serious
+# problem with the patterns being too permissive by assuming most were
+# required.
+client_at.run_test('logging_LogVolume',
+                  constraints=['percent_stateful_used <= 50',
+                               'percent_unused_patterns <= 70'])
+
 client_at.run_test('network_DisableInterface',
                    iface_name='eth0', tag='eth0')
 client_at.run_test('network_DisableInterface',
                    iface_name='wlan0', tag='wlan0')
 # TODO(petkov): If Bluetooth is not available on the platform, this test will
 # fail. Fix this once we have a way to run platform-dependent tests.
 client_at.run_test('network_DisableInterface',
                    iface_name='hci0', tag='hci0')
 
 # Run process tests
 test_name = 'platform_ProcessPrivileges'
 process_tests = [
   {'process': 'candidate_window', 'user': 'chronos', 'do_login': True},
   {'process': 'chrome'},
   {'process': 'ibus-daemon', 'user': 'chronos', 'do_login': True},
   {'process': 'ibus-gconf', 'user': 'chronos', 'do_login': True},
   {'process': 'ibus-x11', 'user': 'chronos', 'do_login': True},
   # TODO(yusukes): Change 'run_as_root' to False once super-user privileges for
   # X are dropped.
   {'process': 'X', 'run_as_root': True},
 ]
 
 for process_test in process_tests:
   client_at.run_test(test_name, tag=process_test['process'], **process_test)