Add test for sentiment prediction from CSV data

Author: Pragya-19

tests/test_data_driven_sentiment.py

@@ -0,0 +1,16 @@
+import csv
+from nlp_model.sentiment_model import predict_sentiment
+
+
+def load_test_data():
+    with open("test_data/sentiment_test_data.csv", "r") as file:
+        reader = csv.DictReader(file)
+        return list(reader)
+
+
+def test_sentiment_from_csv():
+    data = load_test_data()
+
+    for row in data:
+        result = predict_sentiment(row["text"])
+        assert result == row["expected_sentiment"]