fix: Do not apply nutriscore prediction if it does not match the current nutriscore of the product

tests/unit/workers/tasks/test_import_image.py

@@ -0,0 +1,82 @@
+import requests
+from PIL import Image
+
+from robotoff import settings
+from tests.integration.models_utils import PredictionFactory
+
+
+def test_import_insights_from_image(mocker):
+    barcode = "3302740030949"
+    source_image = "https://world.openfoodfacts.org/images/products/330/274/003/0949/front_fr.110.400.jpg"
+    ocr_url = "https://world.openfoodfacts.org/images/products/802/509/314/0251/4.json"
+    server_domain = settings.OFF_SERVER_DOMAIN
+
+    image = Image.open(requests.get(source_image, stream=True).raw)
+
+    mock_import_insights = mocker.patch(
+        "robotoff.insights.importer.import_insights", return_value=4
+    )
+    mock_get_predictions_from_image = mocker.patch(
+        "robotoff.insights.extraction.get_predictions_from_image"
+    )
+
+    predictions_list = [
+        PredictionFactory(
+            type="label",
+            barcode=3302740030949,
+            data={
+                "model": "nutriscore",
+                "confidence": 0.871872,
+                "bounding_box": [1441.3848, 1036.8024, 1685.6928, 1430.2488],
+            },
+            value_tag="en:nutriscore-c",
+            value="",
+            automatic_processing=False,
+        ),
+        PredictionFactory(
+            type="label",
+            barcode=3302740030949,
+            data={
+                "model": "nutriscore",
+                "confidence": 0.816114128,
+                "bounding_box": [0.591395915, 0.477426708, 0.688566923, 0.624632716],
+            },
+            value_tag="en:nutriscore-a",
+            value="",
+            automatic_processing=False,
+        ),
+        PredictionFactory(
+            type="label",
+            barcode=3302740030949,
+            data={
+                "model": "nutriscore",
+                "confidence": 0.913557172,
+                "bounding_box": [0.596912444, 0.429353863, 0.70557, 0.592592061],
+            },
+            value_tag="en:nutriscore-c",
+            value="",
+            automatic_processing=False,
+        ),
+        PredictionFactory(
+            type="label",
+            barcode=3302740030949,
+            data={
+                "model": "nutriscore",
+                "confidence": 0.99035,
+                "bounding_box": [0.575399518, 0.472130537, 0.691237211, 0.625134587],
+            },
+            value_tag="en:nutriscore-e",
+            value="",
+            automatic_processing=False,
+        ),
+    ]
+
+    mock_import_insights.assert_called_once_with(
+        predictions=predictions_list,
+        server_domain=server_domain,
+        automatic=True,
+    )
+
+    mock_get_predictions_from_image.assert_called_once_with(
+        barcode=barcode, image=image, source_image=source_image, ocr_url=ocr_url
+    )