match_analyze_test.py

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#!/usr/bin/env python
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##\author Kevin Watts

##\brief Tests that analyzer that matches item will not affect item going into Other

from __future__ import with_statement

DURATION = 10
PKG = 'test_diagnostic_aggregator'
import roslib; roslib.load_manifest(PKG)
import rospy, rostest, unittest
from diagnostic_msgs.msg import DiagnosticArray, DiagnosticStatus, KeyValue
from time import sleep
import sys
import threading

from optparse import OptionParser

MATCH_NAME = 'Match Item'

def get_raw_name(agg_name):
    return agg_name.split('/')[-1]

def get_header_name(agg_name):
    return '/'.join(agg_name.split('/')[1:-1])

class TestMatchAnalyze(unittest.TestCase):
    def __init__(self, *args):
        super(TestMatchAnalyze, self).__init__(*args)

        parser = OptionParser(usage="usage ./%prog [options]", prog="match_analyze_test.py")
        parser.add_option('--header', action="store", default=None,
                          dest="header", metavar="HEADER",
                          help="Expected header that \"Match Item\" will be under")
        # Option comes with rostest, will fail w/o this line
        parser.add_option('--gtest_output', action="store",
                          dest="gtest")

        options, args = parser.parse_args(rospy.myargv())

        if not options.header:
            parser.error("Option --header is mandatory. Unable to parse args")

        self.header = options.header

        self._mutex = threading.Lock()

        self.match_headers = []

        rospy.init_node('test_match_analyze')
        self._starttime = rospy.get_time()

        sub_agg = rospy.Subscriber("/diagnostics_agg", DiagnosticArray, self.diag_agg_cb)
 
    def diag_agg_cb(self, msg):
        with self._mutex:
            for stat in msg.status:
                if stat.name.find(MATCH_NAME) > 0:
                    if self.match_headers.count(get_header_name(stat.name)) == 0:
                        self.match_headers.append(get_header_name(stat.name))

    def test_match_analyze(self):
        while not rospy.is_shutdown():
            sleep(1.0)
            if rospy.get_time() - self._starttime > DURATION:
                break
        
        self.assert_(not rospy.is_shutdown(), "Rospy shutdown!")

        with self._mutex:
            self.assert_(self.header, "Header is none. Option --header not given")
            self.assert_(len(self.match_headers) == 1, "Multiple analyzers reported our item! Headers: %s" % self.match_headers)
            self.assert_(self.match_headers.count(self.header) > 0, "Didn't have item under header \"%s\". Header: \"%s\"" % (self.header, self.match_headers[0]))
         

if __name__ == '__main__':
    if False:
        suite = unittest.TestSuite()
        suite.addTest(TestMatchAnalyze('test_match_analyze'))
        unittest.TextTestRunner(verbosity = 2).run(suite)
    else:
        rostest.run(PKG, sys.argv[0], TestMatchAnalyze, sys.argv)

---

test_diagnostic_aggregator
Author(s): Kevin Watts
autogenerated on Fri Jan 11 09:59:29 2013