From 44bf76527e59dafc46e2075605454bf23523a666 Mon Sep 17 00:00:00 2001
From: Théo de la Hogue
Date: Wed, 10 May 2023 12:00:23 +0200
Subject: Adding VisualScanStep and VisualScanPath tests.

---
 src/argaze.test/GazeFeatures.py | 90 +++++++++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)

diff --git a/src/argaze.test/GazeFeatures.py b/src/argaze.test/GazeFeatures.py
index cbe6056..dd3c49b 100644
--- a/src/argaze.test/GazeFeatures.py
+++ b/src/argaze.test/GazeFeatures.py
@@ -209,6 +209,96 @@ class TestTimeStampedGazePositionsClass(unittest.TestCase):
         self.assertEqual(ts_gaze_positions_dataframe["value"].dtype, 'object')
         self.assertEqual(ts_gaze_positions_dataframe["precision"].dtype, 'O') # Python object type
 
+class TestVisualScanStepClass(unittest.TestCase):
+    """Test VisualScanStep class."""
+
+    def test_new(self):
+        """Test VisualScanStep creation."""
+
+        movements = GazeFeatures.TimeStampedGazeMovements()
+
+        fixation = GazeFeatures.Fixation(random_gaze_positions(10))
+        ts, _ = fixation.positions.first
+        movements[ts] = fixation
+
+        saccade = GazeFeatures.Saccade(random_gaze_positions(2))
+        ts, _ = saccade.positions.first
+        movements[ts] = saccade
+
+        visual_scan_step = GazeFeatures.VisualScanStep(movements, 'Test')
+
+        # Check visual scan step creation
+        self.assertEqual(len(visual_scan_step.movements), 2)
+        self.assertEqual(visual_scan_step.aoi, 'Test')
+        self.assertEqual(visual_scan_step.first_fixation, fixation)
+        self.assertEqual(visual_scan_step.last_saccade, saccade)
+        self.assertGreater(visual_scan_step.duration, 0)
+
+    def test_error(self):
+        """Test VisualScanStep creation error."""
+
+        movements = GazeFeatures.TimeStampedGazeMovements()
+
+        saccade = GazeFeatures.Saccade(random_gaze_positions(2))
+        ts, _ = saccade.positions.first
+        movements[ts] = saccade
+
+        fixation = GazeFeatures.Fixation(random_gaze_positions(10))
+        ts, _ = fixation.positions.first
+        movements[ts] = fixation
+
+        # Check that visual scan step creation fail
+        with self.assertRaises(GazeFeatures.VisualScanStepError):
+
+            visual_scan_step = GazeFeatures.VisualScanStep(movements, 'Test')
+
+class TestVisualScanPathClass(unittest.TestCase):
+    """Test VisualScanPath class."""
+
+    def test_new(self):
+        """Test VisualScanPath creation."""
+
+        # Check visual scan step creation
+        visual_scan_path = GazeFeatures.VisualScanPath()
+
+        self.assertEqual(len(visual_scan_path), 0)
+
+    def test_append(self):
+        """Test VisualScanPath append methods."""
+
+        visual_scan_path = GazeFeatures.VisualScanPath()
+
+        # Append fixation on A aoi
+        fixation = GazeFeatures.Fixation(random_gaze_positions(10))
+        ts, _ = fixation.positions.first
+
+        new_step = visual_scan_path.append_fixation(ts, fixation, 'A')
+
+        # Check that no visual scan step have been created yet
+        self.assertEqual(len(visual_scan_path), 0)
+        self.assertEqual(new_step, None)
+
+        # Append saccade
+        saccade = GazeFeatures.Saccade(random_gaze_positions(2))
+        ts, _ = saccade.positions.first
+
+        new_step = visual_scan_path.append_saccade(ts, saccade)
+
+        # Check that no visual scan step have been created yet
+        self.assertEqual(len(visual_scan_path), 0)
+        self.assertEqual(new_step, None)
+
+        # Append fixation on B aoi
+        fixation = GazeFeatures.Fixation(random_gaze_positions(10))
+        ts, _ = fixation.positions.first
+
+        new_step = visual_scan_path.append_fixation(ts, fixation, 'B')
+
+        # Check a new visual scan step have been created
+        self.assertEqual(len(visual_scan_path), 1)
+        self.assertEqual(len(new_step.movements), 2)
+        self.assertEqual(new_step.aoi, 'A')
+
 if __name__ == '__main__':
 
     unittest.main()
\ No newline at end of file
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