test_rospy_paramserver.py
Go to the documentation of this file.00001 #!/usr/bin/env python 00002 # Software License Agreement (BSD License) 00003 # 00004 # Copyright (c) 2008, Willow Garage, Inc. 00005 # All rights reserved. 00006 # 00007 # Redistribution and use in source and binary forms, with or without 00008 # modification, are permitted provided that the following conditions 00009 # are met: 00010 # 00011 # * Redistributions of source code must retain the above copyright 00012 # notice, this list of conditions and the following disclaimer. 00013 # * Redistributions in binary form must reproduce the above 00014 # copyright notice, this list of conditions and the following 00015 # disclaimer in the documentation and/or other materials provided 00016 # with the distribution. 00017 # * Neither the name of Willow Garage, Inc. nor the names of its 00018 # contributors may be used to endorse or promote products derived 00019 # from this software without specific prior written permission. 00020 # 00021 # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 00022 # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 00023 # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 00024 # FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 00025 # COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 00026 # INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 00027 # BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 00028 # LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 00029 # CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 00030 # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 00031 # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00032 # POSSIBILITY OF SUCH DAMAGE. 00033 # 00034 # Revision $Id$ 00035 00036 import roslib; roslib.load_manifest('test_rospy') 00037 00038 import os 00039 import sys 00040 import struct 00041 import unittest 00042 import time 00043 import random 00044 import datetime 00045 00046 import rostest 00047 00048 from roslib.names import make_global_ns, ns_join 00049 00050 ## Unit tests for rospy.paramserver module 00051 class TestRospyParamServer(unittest.TestCase): 00052 00053 def test_param_server_cache(self): 00054 from rospy.impl.paramserver import get_param_server_cache 00055 ps = get_param_server_cache() 00056 self.assert_(ps is not None) 00057 try: 00058 ps.get('foo') 00059 self.fail("get should fail on non-existent key") 00060 except KeyError, e: 00061 pass 00062 for i in xrange(0, 10): 00063 k = 'key-%s%s'%(i, random.randint(0, 1000)) 00064 v = 'value-%s'%random.randint(0, 1000) 00065 try: 00066 ps.update(k, v) 00067 self.fail("update should fail on non-existent key "+k) 00068 except KeyError, e: 00069 pass 00070 00071 ps.set(k, v) 00072 self.assertEquals(v, ps.get(k)) 00073 v = 'value-%s'%random.randint(0, 1000) 00074 ps.update(k, v) 00075 self.assertEquals(v, ps.get(k)) 00076 00077 ps.delete(k) 00078 try: 00079 ps.get(k) 00080 self.fail('get should fail on deleted key') 00081 except KeyError: pass 00082 00083 if __name__ == '__main__': 00084 rostest.unitrun('test_rospy', sys.argv[0], TestRospyParamServer, coverage_packages=['rospy.impl.paramserver'])