Re-structure the project.

tests/normalize/normalizers/test_bankgiro_normalizer.py

@@ -0,0 +1,80 @@
+"""
+Tests for BankgiroNormalizer
+
+Usage:
+    pytest tests/normalize/normalizers/test_bankgiro_normalizer.py -v
+"""
+
+import pytest
+from src.normalize.normalizers.bankgiro_normalizer import BankgiroNormalizer
+
+
+class TestBankgiroNormalizer:
+    """Test BankgiroNormalizer functionality"""
+
+    @pytest.fixture
+    def normalizer(self):
+        """Create normalizer instance for testing"""
+        return BankgiroNormalizer()
+
+    def test_with_dash_8_digits(self, normalizer):
+        """8-digit Bankgiro with dash should generate variants"""
+        result = normalizer.normalize('5393-9484')
+        assert '5393-9484' in result
+        assert '53939484' in result
+
+    def test_without_dash_8_digits(self, normalizer):
+        """8-digit Bankgiro without dash should generate dash variant"""
+        result = normalizer.normalize('53939484')
+        assert '53939484' in result
+        assert '5393-9484' in result
+
+    def test_7_digits(self, normalizer):
+        """7-digit Bankgiro should generate correct format"""
+        result = normalizer.normalize('5393948')
+        assert '5393948' in result
+        assert '539-3948' in result
+
+    def test_with_dash_7_digits(self, normalizer):
+        """7-digit Bankgiro with dash should generate variants"""
+        result = normalizer.normalize('539-3948')
+        assert '539-3948' in result
+        assert '5393948' in result
+
+    def test_empty_string(self, normalizer):
+        """Empty string should return empty list"""
+        result = normalizer('')
+        assert result == []
+
+    def test_none_value(self, normalizer):
+        """None value should return empty list"""
+        result = normalizer(None)
+        assert result == []
+
+    def test_callable_interface(self, normalizer):
+        """Normalizer should be callable via __call__"""
+        result = normalizer('5393-9484')
+        assert '53939484' in result
+
+    def test_with_spaces(self, normalizer):
+        """Bankgiro with spaces should be normalized"""
+        result = normalizer.normalize('5393 9484')
+        assert '53939484' in result
+
+    def test_special_dashes(self, normalizer):
+        """Different dash types should be normalized to standard hyphen"""
+        # en-dash
+        result = normalizer.normalize('5393\u20139484')
+        assert '5393-9484' in result
+        assert '53939484' in result
+
+    def test_with_prefix(self, normalizer):
+        """Bankgiro with BG: prefix should be normalized"""
+        result = normalizer.normalize('BG:5393-9484')
+        assert '53939484' in result
+
+    def test_generates_ocr_variants(self, normalizer):
+        """Should generate OCR error variants"""
+        result = normalizer.normalize('5393-9484')
+        # Should contain multiple variants including OCR corrections
+        assert len(result) > 2