Tests restructuring

tests/unit/utils/test_data_processing.py

@@ -0,0 +1,121 @@
+# tests/unit/utils/test_data_processing.py
+import pytest
+
+from utils.data_processing import GTINProcessor, PriceProcessor
+
+
+@pytest.mark.unit
+class TestGTINProcessor:
+    def setup_method(self):
+        self.processor = GTINProcessor()
+
+    def test_normalize_valid_gtin(self):
+        """Test GTIN normalization with valid inputs"""
+        # Test EAN-13
+        assert self.processor.normalize("1234567890123") == "1234567890123"
+
+        # Test UPC-A (12 digits)
+        assert self.processor.normalize("123456789012") == "123456789012"
+
+        # Test with decimal point
+        assert self.processor.normalize("123456789012.0") == "123456789012"
+
+        # Test EAN-8
+        assert self.processor.normalize("12345678") == "12345678"
+
+    def test_normalize_invalid_gtin(self):
+        """Test GTIN normalization with invalid inputs"""
+        assert self.processor.normalize("") is None
+        assert self.processor.normalize(None) is None
+        assert self.processor.normalize("abc") is None
+
+        # Test short number (gets padded)
+        assert self.processor.normalize("123") == "0000000000123"
+
+    def test_normalize_gtin_with_formatting(self):
+        """Test GTIN normalization with various formatting"""
+        # Test with spaces
+        assert self.processor.normalize("123 456 789 012") == "123456789012"
+
+        # Test with dashes
+        assert self.processor.normalize("123-456-789-012") == "123456789012"
+
+        # Test with mixed formatting
+        assert self.processor.normalize("123 456-789 012") == "123456789012"
+
+    def test_validate_gtin(self):
+        """Test GTIN validation"""
+        assert self.processor.validate("1234567890123") is True
+        assert self.processor.validate("123456789012") is True
+        assert self.processor.validate("12345678") is True
+        assert self.processor.validate("123") is False
+        assert self.processor.validate("") is False
+        assert self.processor.validate(None) is False
+
+    def test_gtin_checksum_validation(self):
+        """Test GTIN checksum validation if implemented"""
+        # This test would verify checksum calculation if your GTINProcessor implements it
+        # For now, we'll test the structure validation
+        assert self.processor.validate("1234567890123") is True
+        assert self.processor.validate("12345678901234") is True  # 14 digits
+        assert self.processor.validate("123456789012345") is False  # 15 digits
+
+
+@pytest.mark.unit
+class TestPriceProcessor:
+    def setup_method(self):
+        self.processor = PriceProcessor()
+
+    def test_parse_price_currency_eur(self):
+        """Test EUR price parsing"""
+        price, currency = self.processor.parse_price_currency("8.26 EUR")
+        assert price == "8.26"
+        assert currency == "EUR"
+
+        # Test with euro symbol
+        price, currency = self.processor.parse_price_currency("8.26 €")
+        assert price == "8.26"
+        assert currency == "EUR"
+
+    def test_parse_price_currency_usd(self):
+        """Test USD price parsing"""
+        price, currency = self.processor.parse_price_currency("$12.50")
+        assert price == "12.50"
+        assert currency == "USD"
+
+        price, currency = self.processor.parse_price_currency("12.50 USD")
+        assert price == "12.50"
+        assert currency == "USD"
+
+    def test_parse_price_currency_comma_decimal(self):
+        """Test price parsing with comma as decimal separator"""
+        price, currency = self.processor.parse_price_currency("8,26 EUR")
+        assert price == "8.26"
+        assert currency == "EUR"
+
+    def test_parse_invalid_price(self):
+        """Test invalid price parsing"""
+        price, currency = self.processor.parse_price_currency("")
+        assert price is None
+        assert currency is None
+
+        price, currency = self.processor.parse_price_currency(None)
+        assert price is None
+        assert currency is None
+
+    def test_parse_price_edge_cases(self):
+        """Test edge cases in price parsing"""
+        # Test price without currency
+        price, currency = self.processor.parse_price_currency("15.99")
+        assert price == "15.99"
+        # currency might be None or default value
+
+        # Test currency before price
+        price, currency = self.processor.parse_price_currency("EUR 25.50")
+        assert price == "25.50"
+        assert currency == "EUR"
+
+        # Test with multiple decimal places
+        price, currency = self.processor.parse_price_currency("12.999 USD")
+        assert price == "12.999"
+        assert currency == "USD"