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# Author: Brian Gerkey

# Test that arg-parsing works

PKG = 'topic_tools'
import roslib; roslib.load_manifest(PKG)

import unittest
import os
from subprocess import call


class TopicToolsTestCase(unittest.TestCase):

    def test_drop_invalid(self):
        cmd = [os.path.abspath('bin/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 = [os.path.abspath('bin/mux')]
        self.assertNotEquals(0, call(cmd))
        self.assertNotEquals(0, call(cmd + ['//', 'input']))

    def test_switch_mux_invalid(self):
        cmd = [os.path.abspath('bin/switch_mux')]
        self.assertNotEquals(0, call(cmd))
        self.assertNotEquals(0, call(cmd + ['//', 'input']))

    def test_relay_invalid(self):
        cmd = [os.path.abspath('bin/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)
