# from django.core.exceptions import ValidationError
# from django.test import TestCase
# from .models import Transaction, TransactionType, Annuality


# class TestModelAnnuality(TestCase):
#     """ Tests relatifs au model `Annuality` """

#     def test_str_(self):
#         new_object = Annuality(year="01/01/2016", opening_balance=5, closing_balance=10)
#         self.assertEqual("01/01/2016 (5 - 10)", str(new_object))


# class TestModelTransaction(TestCase):
#     """Tests relatifs à la classe `BaseTransaction`."""

#     def setUp(self):
#         self.transaction_type = TransactionType.objects.create(
#             label="", category=0, order=0, transaction_type=1
#         )

#     def test_str_(self):
#         """ Vérifie la représentation textuelle de la classe. """
#         baseline = Transaction(description="test")
#         self.assertEqual("test", str(baseline))

#     def test_compute_total_amount(self):
#         """ Vérifie que le calcul du montant total fonctionne correctement."""
#         baseline = Transaction(
#             bkAmount=50, bxAmount=50, transaction_type=self.transaction_type
#         )
#         baseline.save()
#         self.assertEqual(100, baseline.totalAmount)

#     def test_compute_amount(self):
#         """ Vérifie que le calcul du montant fonctionne correctement. """
#         baseline = Transaction(
#             bkAmount=50, bxAmount=50, transaction_type=self.transaction_type
#         )
#         baseline.save()
#         self.assertEqual(100, baseline.totalAmount)
#         self.assertEqual(100, baseline.amount)

#     def test_clean(self):
#         """ Vérifie que les contraintes de validation sont rencontrées. """

#         c = Transaction(
#             transaction_type=self.transaction_type, bxAmount=None, bkAmount=None
#         )
#         with self.assertRaises(ValidationError):
#             c.clean()

#         c1 = Transaction(transaction_type=self.transaction_type, bxAmount=50)
#         c1.save()

#         c2 = Transaction(transaction_type=self.transaction_type, bkAmount=50)
#         c2.save()


# class TestTransactionType(TestCase):
#     """ Tests relatifs à la classe `TransactionType`. """

#     def test_str_(self):
#         """Vérifie la représentation textuelle de la classe."""
#         transaction_type = TransactionType(label="Test", transaction_type=1)
#         self.assertEqual("Test (Recette)", str(transaction_type))