b4w export: some more tests

tests/factories.py

@@ -5,4 +5,5 @@ from src.models import B4wExport
 DEFAULT_CATEGORY = "root_category:parent_category:leaf_category"
 
 
-class B4wExportFactory(ModelFactory[B4wExport]): ...
+class B4wExportFactory(ModelFactory[B4wExport]):
+    __use_examples__ = True

tests/test_model_b4wexport.py

@@ -1,13 +1,31 @@
+import pytest
+from pydantic import ValidationError
+
 from src.models import B4wExport, Category
 from tests.factories import B4wExportFactory
 
 
-def test_b4wexport_simple():
+def test_b4w_export_simple():
     data = B4wExportFactory.build()
     assert isinstance(data, B4wExport)
 
 
-def test_b4export_category():
+def test_b4w_export_category():
     data = B4wExportFactory.build(Category="fun:stuff")
     assert isinstance(data.category, Category)
     assert data.category.to_str() == "fun:stuff"
+
+
+def test_b4w_export_account_iban_invalid():
+    with pytest.raises(ValidationError):
+        _ = B4wExportFactory.build(OwnrAcctIBAN="not an IBAN")
+
+
+def test_b4w_export_account_iban_to_long():
+    with pytest.raises(ValidationError):
+        _ = B4wExportFactory.build(OwnrAcctIBAN="DE990123456789012345678901234567890")
+
+
+def test_b4w_export_account_iban_to_short():
+    with pytest.raises(ValidationError):
+        _ = B4wExportFactory.build(OwnrAcctIBAN="DE123")