def test_convert_from(self):
self.assertEqual(Infinity.convert_from(Infinity.PLUS), float('inf'))
self.assertEqual(Infinity.convert_from(Infinity.MINUS), float('-inf'))
self.assertEqual(Infinity.convert_from(10e20), 10e20)
self.assertEqual(Infinity.convert_from(-10e20), -10e20)
self.assertEqual(Infinity.convert_from(float('inf')), float('inf'))
self.assertEqual(Infinity.convert_from(float('-inf')), float('-inf'))
self.assertEqual(Infinity.convert_from(0.3333), 0.3333)
self.assertEqual(Infinity.convert_from(128), 128)
def _servo_value_changed(self, parameter, motor, limit, in_progress, value):
"""pl.ros3d.servo.valueChanged signal handler"""
self.logger.debug('got signal for parameter %s, value: %d', parameter, value)
value = Infinity.convert_from(value)
ParametersStore.set(parameter, value)
self.logger.debug('parameter value updated')
