args.py

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# Author: Brian Gerkey
 
# Test that arg-parsing works
 
PKG = 'topic_tools'
 
import unittest
import os
import sys
from subprocess import call
 
rosrun_script = 'rosrun.bat' if sys.platform == 'win32' else 'rosrun'
 
class TopicToolsTestCase(unittest.TestCase):
 
    def test_drop_invalid(self):
        cmd = [rosrun_script, 'topic_tools', 'drop']
        self.assertNotEquals(0, call(cmd))
        self.assertNotEquals(0, call(cmd + ['//', '1', '2', 'output']))
        self.assertNotEquals(0, call(cmd + ['input', '1', '2', 'output', 'extra']))
        self.assertNotEquals(0, call(cmd + ['input', '-1', '2', 'output']))
        self.assertNotEquals(0, call(cmd + ['input', '1', '0', 'output']))
 
    def test_mux_invalid(self):
        cmd = [rosrun_script, 'topic_tools', 'mux']
        self.assertNotEquals(0, call(cmd))
        self.assertNotEquals(0, call(cmd + ['//', 'input']))
 
    def test_switch_mux_invalid(self):
        cmd = [rosrun_script, 'topic_tools', 'switch_mux']
        self.assertNotEquals(0, call(cmd))
        self.assertNotEquals(0, call(cmd + ['//', 'input']))
 
    def test_relay_invalid(self):
        cmd = [rosrun_script, 'topic_tools', 'relay']
        self.assertNotEquals(0, call(cmd))
        self.assertNotEquals(0, call(cmd + ['//', 'input']))
 
if __name__ == "__main__":
    import rostest
    rostest.unitrun(PKG, 'topic_tools_arg_parsing', TopicToolsTestCase)