test_cpu_monitor.py
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1 #!/usr/bin/env python
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34 
35 # \author Rein Appeldoorn
36 
37 
38 import unittest
39 import rospy
40 import rostest
41 from diagnostic_msgs.msg import DiagnosticArray
42 
43 
44 class TestCPUMonitor(unittest.TestCase):
45 
46  def diagnostics_callback(self, msg):
47  self._msg = msg
48 
50  rospy.init_node('test_cpu_monitor')
51  self._expected_level = None
52  if rospy.has_param('~expected_level'):
53  self._expected_level = rospy.get_param('~expected_level')
54 
55  self._subscriber = rospy.Subscriber('diagnostics', DiagnosticArray, self.diagnostics_callback)
56  self._msg = None
57 
58  while not self._msg:
59  rospy.sleep(.1)
60  self._subscriber.unregister()
61 
62  self.assertEqual(len(self._msg.status), 1)
63  status = self._msg.status[0]
64 
65  for v in status.values:
66  percentage = float(v.value)
67  self.assertGreaterEqual(percentage, 0)
68  self.assertLessEqual(percentage, 100)
69 
70  if self._expected_level:
71  self.assertEqual(self._expected_level, status.level)
72 
73 
74 PKG = 'diagnostics_common_diagnostics'
75 NAME = 'test_cpu_monitor'
76 if __name__ == '__main__':
77  rostest.unitrun(PKG, NAME, TestCPUMonitor)


diagnostic_common_diagnostics
Author(s): Brice Rebsamen
autogenerated on Wed Mar 27 2019 03:02:24