Update nutrition score retrieval using OFF v2 REST API and title cleaning

backend/tests/test_query_intent.py

@@ -142,3 +142,37 @@ def test_extracts_spicy() -> None:
 
 def test_no_attributes_returns_empty_dict() -> None:
     assert extract_attributes("show me Parle biscuits") == {}
+
+
+# ---------------------------------------------------------------------------
+# New Intent Extractor & Typo Tests
+# ---------------------------------------------------------------------------
+
+from app.services.query_intent import is_count_query, extract_max_price, extract_brand_mention
+
+
+def test_detects_typos_in_category() -> None:
+    assert detect_category_from_text("Suggest panner less than ₹100") == "Dairy"
+    assert detect_category_from_text("Show me biscit options") == "Biscuits & Cookies"
+    assert detect_category_from_text("chocate dark") == "Chocolates"
+
+
+def test_is_count_query() -> None:
+    assert is_count_query("How many products are there in Cadbury?") is True
+    assert is_count_query("What is the total number of items in Amul?") is True
+    assert is_count_query("how many items under snacks?") is True
+    assert is_count_query("Recommend Paneer under ₹150") is False
+
+
+def test_extract_max_price() -> None:
+    assert extract_max_price("Recommend Paneer under ₹150") == 150.0
+    assert extract_max_price("Suggest panner less than ₹100") == 100.0
+    assert extract_max_price("biscuits below 50 rupees") == 50.0
+    assert extract_max_price("what paneer do you have?") is None
+
+
+def test_extract_brand_mention() -> None:
+    assert extract_brand_mention("How many products are there in Cadbury?") == "Cadbury"
+    assert extract_brand_mention("show me Amul butter") == "Amul"
+    assert extract_brand_mention("any Nestle chocolates?") == "Nestle"
+    assert extract_brand_mention("suggest low sugar biscuits") is None