Add tests

Signed-off-by: Ashwin Vaidya <[email protected]>

tests/python/unit/visualizer/test_scene.py

@@ -8,7 +8,7 @@
 import numpy as np
 from PIL import Image
 
-from model_api.models.result import AnomalyResult, ClassificationResult
+from model_api.models.result import AnomalyResult, ClassificationResult, DetectionResult
 from model_api.models.result.classification import Label
 from model_api.visualizer import Visualizer
 
@@ -49,3 +49,17 @@ def test_classification_scene(mock_image: Image, tmpdir: Path):
         mock_image, classification_result, tmpdir / "classification_scene.jpg"
     )
     assert Path(tmpdir / "classification_scene.jpg").exists()
+
+
+def test_detection_scene(mock_image: Image, tmpdir: Path):
+    """Test if the detection scene is created."""
+    detection_result = DetectionResult(
+        bboxes=np.array([[0, 0, 128, 128], [32, 32, 96, 96]]),
+        labels=np.array([1, 2]),
+        label_names=["person", "car"],
+        scores=np.array([0.85, 0.75]),
+        saliency_map=(np.ones((1, 2, 6, 8)) * 255).astype(np.uint8),
+    )
+    visualizer = Visualizer()
+    visualizer.save(mock_image, detection_result, tmpdir / "detection_scene.jpg")
+    assert Path(tmpdir / "detection_scene.jpg").exists()