gtsam/python/gtsam/tests/test_sam.py

84 lines
2.8 KiB
Python

"""
GTSAM Copyright 2010-2019, Georgia Tech Research Corporation,
Atlanta, Georgia 30332-0415
All Rights Reserved
See LICENSE for the license information
Basis unit tests.
Author: Frank Dellaert & Varun Agrawal (Python)
"""
import unittest
import gtsam
from gtsam.utils.test_case import GtsamTestCase
class TestSam(GtsamTestCase):
"""
Tests python binding for classes/functions in `sam.i`.
"""
def test_RangeFactor2D(self):
"""
Test that `measured` works as expected for RangeFactor2D.
"""
measurement = 10.0
factor = gtsam.RangeFactor2D(1, 2, measurement,
gtsam.noiseModel.Isotropic.Sigma(1, 1))
self.assertEqual(measurement, factor.measured())
def test_BearingFactor2D(self):
"""
Test that `measured` works as expected for BearingFactor2D.
"""
measurement = gtsam.Rot2(.3)
factor = gtsam.BearingFactor2D(1, 2, measurement,
gtsam.noiseModel.Isotropic.Sigma(1, 1))
self.gtsamAssertEquals(measurement, factor.measured())
def test_BearingRangeFactor2D(self):
"""
Test that `measured` works as expected for BearingRangeFactor2D.
"""
range_measurement = 10.0
bearing_measurement = gtsam.Rot2(0.3)
factor = gtsam.BearingRangeFactor2D(
1, 2, bearing_measurement, range_measurement,
gtsam.noiseModel.Isotropic.Sigma(2, 1))
measurement = factor.measured()
self.assertEqual(range_measurement, measurement.range())
self.gtsamAssertEquals(bearing_measurement, measurement.bearing())
def test_BearingRangeFactor3D(self):
"""
Test that `measured` works as expected for BearingRangeFactor3D.
"""
bearing_measurement = gtsam.Unit3()
range_measurement = 10.0
factor = gtsam.BearingRangeFactor3D(
1, 2, bearing_measurement, range_measurement,
gtsam.noiseModel.Isotropic.Sigma(3, 1))
measurement = factor.measured()
self.assertEqual(range_measurement, measurement.range())
self.gtsamAssertEquals(bearing_measurement, measurement.bearing())
def test_BearingRangeFactorPose3(self):
"""
Test that `measured` works as expected for BearingRangeFactorPose3.
"""
range_measurement = 10.0
bearing_measurement = gtsam.Unit3()
factor = gtsam.BearingRangeFactorPose3(
1, 2, bearing_measurement, range_measurement,
gtsam.noiseModel.Isotropic.Sigma(3, 1))
measurement = factor.measured()
self.assertEqual(range_measurement, measurement.range())
self.gtsamAssertEquals(bearing_measurement, measurement.bearing())
if __name__ == "__main__":
unittest.main()