Testing ArUcoMarkers submodule.

1 files changed, 63 insertions, 0 deletions

diff --git a/src/argaze.test/ArUcoMarkers/ArUcoTracker.py b/src/argaze.test/ArUcoMarkers/ArUcoTracker.py
new file mode 100644
index 0000000..67bbef9
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+++ b/src/argaze.test/ArUcoMarkers/ArUcoTracker.py
@@ -0,0 +1,63 @@
+#!/usr/bin/env python
+
+import unittest
+import os
+import math
+
+from argaze.ArUcoMarkers import ArUcoMarkersDictionary, ArUcoCamera, ArUcoTracker
+
+import cv2 as cv
+import numpy
+
+class TestArUcoTrackerClass(unittest.TestCase):
+    """Test ArUcoTracker class."""
+
+    def test_new(self):
+        """Test ArUcoTracker creation."""
+
+        aruco_dictionary = ArUcoMarkersDictionary.ArUcoMarkersDictionary('DICT_ARUCO_ORIGINAL')
+        aruco_camera = ArUcoCamera.ArUcoCamera()
+        aruco_tracker = ArUcoTracker.ArUcoTracker(aruco_dictionary, 3, aruco_camera)
+
+         # Check ArUcoTracker creation
+        self.assertEqual(aruco_tracker.tracked_markers_number, 0)
+        self.assertEqual(aruco_tracker.tracked_markers, {})
+
+    def test_track(self):
+        """Test track method."""
+
+        aruco_dictionary = ArUcoMarkersDictionary.ArUcoMarkersDictionary('DICT_ARUCO_ORIGINAL')
+        aruco_camera = ArUcoCamera.ArUcoCamera()
+        aruco_tracker = ArUcoTracker.ArUcoTracker(aruco_dictionary, 3, aruco_camera)
+
+        # Load picture Full HD to test ArUcoMarker tracking
+        current_directory = os.path.dirname(os.path.abspath(__file__))
+        frame = cv.imread(os.path.join(current_directory, 'utils/full_hd.png'))
+
+        # Check ArUcoMarker tracking
+        aruco_tracker.track(frame)
+
+        self.assertEqual(aruco_tracker.tracked_markers_number, 1)
+
+        self.assertEqual(aruco_tracker.tracked_markers[0].dictionary, aruco_dictionary)
+        self.assertEqual(aruco_tracker.tracked_markers[0].identifier, 0)
+        self.assertEqual(aruco_tracker.tracked_markers[0].size, 3)
+
+        # Check corner positions with -/+ 10 pixels precision
+        self.assertIsNone(numpy.testing.assert_almost_equal(aruco_tracker.tracked_markers[0].corners[0][0].astype(int), numpy.array([3823, 2073]), decimal=-1))
+        self.assertIsNone(numpy.testing.assert_almost_equal(aruco_tracker.tracked_markers[0].corners[0][1].astype(int), numpy.array([4177, 2073]), decimal=-1))
+        self.assertIsNone(numpy.testing.assert_almost_equal(aruco_tracker.tracked_markers[0].corners[0][2].astype(int), numpy.array([4177, 2427]), decimal=-1))
+        self.assertIsNone(numpy.testing.assert_almost_equal(aruco_tracker.tracked_markers[0].corners[0][3].astype(int), numpy.array([3823, 2427]), decimal=-1))
+
+        # Check marker translation with -/+ 0.1 cm precision and rotation with -/+ 0.001 radian precision
+        self.assertIsNone(numpy.testing.assert_almost_equal(aruco_tracker.tracked_markers[0].translation, numpy.array([33.87, 19.05, 0.]), decimal=1))
+        self.assertIsNone(numpy.testing.assert_almost_equal(aruco_tracker.tracked_markers[0].rotation, numpy.array([math.pi, 0., 0.]), decimal=3))
+
+        # Check track metrics
+        track_count, markers_count = aruco_tracker.track_metrics
+        self.assertEqual(track_count, 1)
+        self.assertEqual(markers_count[0], 1)
+
+if __name__ == '__main__':
+
+    unittest.main() 
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