parser.py

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#!/usr/bin/env python
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import rosunit
import subprocess
import unittest
import os
from camera_calibration_parsers import readCalibration

class TestParser(unittest.TestCase):
    def test_ini(self):
        for files in [('calib5.ini', 'calib5.yaml'), ('calib8.ini', 'calib8.yaml')]:
            for dir in [ '', './']:
                p = subprocess.Popen('rosrun camera_calibration_parsers convert $(rospack find camera_calibration_parsers)/test/%s %s%s' % (files[0], dir, files[1]), shell=True, stderr=subprocess.PIPE)
                out, err = p.communicate()
                self.assertEqual(err, '')

    def test_readCalibration(self):
        script_dir = os.path.dirname(os.path.realpath(__file__))
        camera_name, camera_info = readCalibration(os.path.join(script_dir, 'calib5.ini'))
        self.assertEqual(camera_name, 'mono_left')
        self.assertEqual(camera_info.height, 480)
        self.assertEqual(camera_info.width, 640)
        self.assertEqual(camera_info.P[0], 262.927429)
        
        camera_name, camera_info = readCalibration(os.path.join(script_dir, 'calib8.ini'))
        self.assertEqual(camera_info.distortion_model, 'rational_polynomial')

if __name__ == '__main__':
    rosunit.unitrun('camera_calibration_parsers', 'parser', TestParser)